| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Owatonna,
                MN Steele Co. United States  | 
            
                SE 18th St. / Bixby Rd. (44.06634, -93.19513)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.southernminn.com/owatonna_peoples_press/news/continually-delayed-bixby-roundabout-finally-opens/article_c3d04d46-8eef-11ee-9f5e-77403423ef25.html | 
| 
                Lester Prairie,
                MN McLeod Co. United States  | 
            
                STH 7 / CR 1 (Babcock Ave.) (44.90621, -94.05310)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | http://www.dot.state.mn.us/news/2023/10/17-d8-hwy7.html | 
| 
                Crosslake,
                MN Crow Wing Co. United States  | 
            
                CSAH 3 / CSAH 11 (46.61705, -94.13182)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.facebook.com/photo/?fbid=747532257374234&set=a.506101878183941 | 
| 
                Courtland,
                MN Nicollet Co. United States  | 
            
                CSAH 12 (4th St.) / US 14 EB Ramps (44.27180, -94.34138)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Raindrop shaped. https://www.mprnews.org/story/2023/11/21/southwestern-minnesota-celebrates-completion-of-highway-14-expansion-project (picture about halfway down the page) | 
| 
                Courtland,
                MN Nicollet Co. United States  | 
            
                CSAH 12 (4th St. - 541st Ave.) / US 14 WB Ramps / 466th St. (44.27411, -94.34144)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.nujournal.com/news/local-news/2023/09/16/new-courtland-csah-12-highway-14-intersection-opens/ | 
| 
                Goodhue,
                MN Goodhue Co. United States  | 
            
                STH 58 / CR 9 (44.39796, -92.62018)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.q-mediagroup.com/post/goodhue-roundabout-open-and-bridge-work-starts | 
| 
                Northfield,
                MN Rice Co. United States  | 
            
                Saint Olaf Ave. / Norway Valley Rd. (44.45991, -93.18608)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Elliptical shaped. ICD = 120 ft x 100 ft. On St Olaf College campus. Previous control: 3-way stop. Year Completed estimated (2011-2012). | 
| 
                Northfield,
                MN Rice Co. United States  | 
            
                110th St. E / Highland Pkwy. / Farrel Ave. (44.42723, -93.17792)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2017-2020). | 
| 
                St Michael,
                MN Wright Co. United States  | 
            
                Frankfort Pkwy. NE / Maciver Ave. NE (45.21727, -93.64424)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.9080  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2023 | |
| 
                Blaine,
                MN Anoka Co. United States  | 
            
                99th Ave. NE / Baltimore St. NE (45.14987, -93.23354)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Add-lane right-turn bypass lane on north leg. https://www.youtube.com/watch?v=HgVsQEb1_00 | 
| 
                Annandale,
                MN Wright Co. United States  | 
            
                STH 24 / Hemlock St. E / (parking) (45.26826, -94.11258)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Elliptical shaped. ICD = 115 ft x 110 ft. https://www.annandaleadvocate.com/news/36510/roundabout-nears-completion | 
| 
                Alexandria,
                MN Douglas Co. United States  | 
            
                CR 82 (Viking Trl.) / CR 45 SW / Karl Dr. (45.89291, -95.40409)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.echopress.com/news/roundabout-at-intersection-of-county-road-45-and-82-on-pace-to-open-by-fair-time | 
| 
                Alexandria,
                MN Douglas Co. United States  | 
            
                STH 27 / I-94 EB Ramps (45.86026, -95.43178)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| 
                Alexandria,
                MN Douglas Co. United States  | 
            
                STH 27 / I-94 WB Ramps / CR 46 (34th Ave. W) / CR 45 (45.86033, -95.42543)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| 
                Chaska,
                MN Carver Co. United States  | 
            
                STH 41 (N Chestnut St.) / Peavey Rd. (44.84105, -93.59896)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | https://www.swnewsmedia.com/chaska_herald/news/local/news_briefs/the-highway-41-and-peavey-road-roundabout-is-complete/article_f6380990-8fb7-11ee-badc-03f570cc07d0.html | 
| 
                Elk River,
                MN Sherburne Co. United States  | 
            
                Twin Lakes Rd. NW / Tyler St. / Twin Lakes Pkwy. (45.31576, -93.54120)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2021-2023). | 
| 
                Elk River,
                MN Sherburne Co. United States  | 
            
                Twin Lakes Rd. NW / Line Ave. / 185th Ave. NW (45.30775, -93.54880)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2021-2023). | 
| 
                Lanesburgh Township,
                MN Le Sueur Co. United States  | 
            
                STH 13 / CR 28 (44.48613, -93.58544)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.keyc.com/2023/08/31/highway-13le-sueur-county-road-28-construction-updates/ | 
| 
                Neosho,
                MO Newton Co. United States  | 
            
                SR 86 / Hammer Rd. (36.88055, -94.42702)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.facebook.com/JoplinNewsFirst/videos/live-koamtrafficalert-neosho-roundabout-mo-86-at-hammer-road-in-neosho-is-open-a/328370780290443/ | 
| 
                Hazelwood,
                MO St. Louis Co. United States  | 
            
                Dunn Rd. / Sieloff Dr. / I-270 WB Entrance Ramp (38.77626, -90.33959)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Left-turn-only lane on east leg. Little deflection westbound. | 
| 
                Spanish Lake,
                MO St. Louis Co. United States  | 
            
                Dunn Rd. / I-270 WB Ramps (38.77088, -90.22381)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2020 | Left-turn-only lane on east leg. Little deflection westbound. | 
| 
                Kearney,
                MO Clay Co. United States  | 
            
                W 19th St. / Watson Dr. (39.35316, -94.37542)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Designed for future expansion to multilane. https://www.modot.org/interstate-35-interchange-improvements-clay | 
| 
                Kearney,
                MO Clay Co. United States  | 
            
                W 19th St. / Sam Barr Dr. (future) (39.35391, -94.38445)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | North leg (Sam Barr Dr.) stubbed on opening in 2023. https://www.modot.org/interstate-35-interchange-improvements-clay | 
| 
                Kearney,
                MO Clay Co. United States  | 
            
                Nation Rd. / W 19th St. / NE 144th St. (39.35350, -94.38891)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.modot.org/interstate-35-interchange-improvements-clay | 
| 
                Blomeyer,
                MO Cape Girardeau Co. United States  | 
            
                MO 25 / MO 77 / Nash Rd. (37.22343, -89.66024)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | |
| 
                Republic,
                MO Greene Co. United States  | 
            
                E Hines St. / N Lynn Ave. (37.12559, -93.46198)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://republicmo.com/1814/Hines-Lynn-Road-Closure | 
| 
                Springfield,
                MO Greene Co. United States  | 
            
                S Grant Ave / W Chrisman St. / (parking) (37.18891, -93.29950)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 1 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://sgfneighborhoodnews.com/construction-wraps-up-on-first-section-of-grant-avenue-parkway/ | 
| 
                Raymore,
                MO Cass Co. United States  | 
            
                MO 58 (E Walnut St.) / N Prairie Ln. / S Prairie Ln. (38.80333, -94.42059)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.modot.org/route-58-intersection-improvements | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Hwy DD / Dalriada Blvd. (38.74631, -90.75882)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.2920  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Right-turn-only lanes on southwest and northeast legs. Appears to be convertible to 2x1. https://www.sccmo.org/DocumentCenter/View/18378/OF_HIGHWAY-DD | 
| 
                Nixa,
                MO Christian Co. United States  | 
            
                W Pembrook Ave. / S Norton Rd. (37.03000, -93.30859)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | No splitter island south leg. https://www.nixa.com/blog/2023/06/29/nixa-set-to-open-truman-blvd-tomorrow/ | 
| 
                Wentzville,
                MO St. Charles Co. United States  | 
            
                Prospect Rd. / I-64 EB Exit Ramp (38.79596, -90.82043)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6717  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). | 
| 
                Wentzville,
                MO St. Charles Co. United States  | 
            
                Prospect Rd. / Corporate Pkwy. / I-64 WB Exit Ramp (38.79597, -90.81810)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Connecting Rd. / Alta Mira Ct. / MO 364 WB Ramps (38.76954, -90.74393)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | |
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Paul Renaud Blvd. / Lake St Louis Blvd. / Curtis Ln. (38.75382, -90.80034)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Year Completed estimated (2017-2018). | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Technology Dr. / Waterbury Falls Dr. (38.71843, -90.69627)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Year Completed estimated (2002-2003). Southwest leg added 2008-2009. | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Technology Dr. / Progress Point Pkwy. / (parking) (38.71685, -90.69499)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Year Completed estimated (2002-2003). | 
| 
                Weldon Spring,
                MO St. Charles Co. United States  | 
            
                Weldon Spring Rd. / Technology Dr. / Siedentop Rd. (38.71551, -90.68906)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Painted splitter island on east leg. Year Completed estimated (2003-2004). | 
| 
                Weldon Spring,
                MO St. Charles Co. United States  | 
            
                Technology Dr. / Meadows Pkwy. / Wolfrum Rd. / I-64 WB Exit Ramp (38.70526, -90.67410)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            Oval shaped. ICD = 200 ft x 180 ft. Built initially as 2x2 roundabout in 2005-2006. Concentric circulatory roadway striping. Converted to single lane using by striping out inner circulatory roadway lane and left entry lane on southwest leg 2020-2021. | |
| 
                Chesterfield,
                MO St. Louis Co. United States  | 
            
                N Outer 40 Rd. / I-64 WB Exit Ramp (38.67582, -90.65115)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2010 | Year Completed estimated (2009-2010). | 
| 
                New Florence,
                MO Montgomery Co. United States  | 
            
                MO 19 / Tree Farm Rd. / I-70 EB Ramps (38.89821, -91.45624)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.modot.org/node/35298 | 
| 
                New Florence,
                MO Montgomery Co. United States  | 
            
                MO 19 / Booneslick Rd. / I-70 WB Ramps (38.90090, -91.45707)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.modot.org/node/35298 Combined freeway interchange with at-grade intersection. Previously, the interchange was stop controlled and the intersection had traffic lights. | 
| 
                St Peters,
                MO St. Charles Co. United States  | 
            
                Executive Centre Pkwy. / Jungermann Cir. (38.79655, -90.58169)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2015 | Two circulating lanes throughout even though side street has only one entering lane. Year Completed estimated (2014-2015). | 
| 
                St Peters,
                MO St. Charles Co. United States  | 
            
                Jungermann Cir. / Wellness Dr. (38.79591, -90.57980)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Year Completed estimated (2014-2015). | 
| 
                Columbia,
                MO Boone Co. United States  | 
            
                Tiger Ave. / Hospital Dr. / (parking) (38.93766, -92.33084)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.columbiamissourian.com/news/higher_education/roundabout-at-tiger-avenue-and-hospital-drive-opens-to-drivers/article_fc81909a-2d89-11ee-ad36-cbd098b5227c.html | 
| 
                Holts Summit,
                MO Callaway Co. United States  | 
            
                MO OO (E Simon Blvd.) / US 54 EB Ramps (38.65479, -92.11091)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Raindrop shaped. https://www.modot.org/node/29043 | 
| 
                Laddonia,
                MO Audrain Co. United States  | 
            
                US 54 / MO 19 / CR J (39.28073, -91.64373)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://www.modot.org/node/27038 | 
| 
                Lathrop,
                MO Clinton Co. United States  | 
            
                US 69 / MO-116 (39.55283, -94.23581)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://www.modot.org/clinton-county-us-route-69-and-route-116-intersection-improvement-project | 
| 
                Rolla,
                MO Phelps Co. United States  | 
            
                McCutchen Dr. / St Marias St. (37.95999, -91.74801)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2018-2020). | 
| 
                Nixa,
                MO Christian Co. United States  | 
            
                N Old Wilderness Rd. / W Aven St. (37.05158, -93.30517)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2019-2021). | 
| 
                Belton,
                MO Cass Co. United States  | 
            
                Loch Lloyd Pkwy. / Argyle Dr. (38.84299, -94.59884)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Year Completed estimated (2015-2016). | 
| 
                Duquesne,
                MO Jasper Co. United States  | 
            
                S Duquesne Rd. / E 20th St. (37.06932, -94.45964)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | |
| 
                Platte City,
                MO Platte Co. United States  | 
            
                MO 92 / MO 45 Spur (39.33177, -94.89577)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Year Completed estimated (2021-2022). | 
| 
                Rolla,
                MO Phelps Co. United States  | 
            
                US 63 (N Bishop Ave.) / University Dr. (37.95373, -91.77712)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/ | 
| 
                Waynesville,
                MO Pulaski Co. United States  | 
            
                Historic Route 66 / Hwy T (37.81205, -92.23491)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Year Completed estimated (2016-2018). | 
| 
                Bonne Terre,
                MO St. Francois Co. United States  | 
            
                Old Orchard Rd. / Raider Rd. / US 67 SB Ramps (37.91037, -90.53216)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009). | 
| 
                Bonne Terre,
                MO St. Francois Co. United States  | 
            
                Old Orchard Rd. / US 67 NB Ramps (37.91294, -90.53029)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 53.3400  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | Year Completed estimated (2007-2009). | 
| 
                Grandview,
                MO Jackson Co. United States  | 
            
                US 71 NB Frontage Road / I-49-US 71 NB Ramps (38.86704, -94.52594)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion | 
| 
                Grandview,
                MO Jackson Co. United States  | 
            
                US 71 SB Frontage Rd. / I-49-US 71 SB Ramps (38.87725, -94.52680)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion | 
| 
                Grandview,
                MO Jackson Co. United States  | 
            
                Main St. / US 71 Frontage Rd. (38.88876, -94.52422)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 60.9600  | 
            
                Other (At-Grade) Unknown  |   
            2022 | https://www.grandview.org/government/city-departments/public-works/projects/i-49-outer-roads-conversion | 
| 
                Grandview,
                MO Jackson Co. United States  | 
            
                Lawnbale St. / E 139th St. (38.87251, -94.52865)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2007-2009). | 
| 
                Point Lookout,
                MO Taney Co. United States  | 
            
                Opportunity Ave. / L W Hyer Dr. (36.61436, -93.23741)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2020-2021). | 
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                N Shoal Creek Pkwy. / Maplewoods Pkwy. (39.28995, -94.55702)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Merging right-turn bypass lane lane on west leg. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                N Maplewoods Pkwy. / NE 106th St. / NE Staley Ferris Dr. (39.28508, -94.55712)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Peanut shaped. Replaced two offset T-intersections. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                N Maplewoods Pkwy. / New Mark Dr. / NE 100th St. (39.27475, -94.55715)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                N Maplewoods Pkwy. / NE 96th St. (39.26747, -94.55716)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2021 | East leg stubbed. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| 
                Kansas City,
                MO Platte Co. United States  | 
            
                Line Creek Pkwy. / Tiffany Springs Rd. (39.25957, -94.61010)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2021 | |
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                N Booth Ave. / NE Shoal Creek Valley Dr. / Commercial Dr. (39.24626, -94.47674)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2020 | Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2020-20210. | 
| 
                Kansas City,
                MO Clay Co. United States  | 
            
                NE Shoal Creek Valley Dr. / (unknown) (39.24673, -94.47459)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Sedalia,
                MO Pettis Co. United States  | 
            
                Rte Y (W 16th St.) / Winchester Dr. (38.69957, -93.27763)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Year Completed estimated (2010-2012). | 
| 
                Raymore,
                MO Cass Co. United States  | 
            
                MO 58 / Ward Rd. (38.80255, -94.40147)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://www.raymore.com/Home/Components/News/News/2466/ | 
| 
                Raymore,
                MO Cass Co. United States  | 
            
                S Madison St. / (park access) (38.78857, -94.45769)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Year Completed estimated (2009-2010). | 
| 
                Bowling Green,
                MO Pike Co. United States  | 
            
                US 61 Business / MO 161 / Court St (39.33344, -91.19504)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://www.modot.org/roundabout-bowling-green | 
| 
                Gordonville,
                MO Cape Girardeau Co. United States  | 
            
                SR 25 / CR K (37.31757, -89.66588)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.msn.com/en-us/autos/news/rte-25k-roundabout-at-gordonville-finished-early/ar-AA1rkPGt | 
| 
                Des Peres,
                MO St. Louis Co. United States  | 
            
                Des Peres Rd. / Old des Peres Rd. / (parking) (38.59822, -90.45349)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.youtube.com/watch?v=njKGqjmTBVA | 
| 
                Columbia,
                MO Boone Co. United States  | 
            
                Nocona Pkwy. / Artemis Dr. (38.89292, -92.28649)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2022-2023). | 
| 
                Lake St Louis,
                MO St. Charles Co. United States  | 
            
                Breton Pkwy. / Welsh Dr. (38.76444, -90.79387)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Year Completed estimated (2005-2007). | 
| 
                Lake St Louis,
                MO St. Charles Co. United States  | 
            
                Ridgeway Dr. / Breton Pkwy. (38.76456, -90.79000)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | |
| 
                St Louis,
                MO St. Louis City United States  | 
            
                SR 115 (Natural Bridge Ave.) / Goodfellow Blvd. (38.68607, -90.27131)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Add-lane right-turn bypass lane on southeast leg; yield-controlled right-turn bypass lane on northeast leg. | 
| 
                St Louis,
                MO St. Louis City United States  | 
            
                SR 115 (Natural Bridge Ave.) / Vandeventer Ave. (38.66375, -90.22271)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://nextstl.com/2022/03/crashes-down-on-natural-bridge-but-more-work-still-to-be-done/ | 
| 
                St Louis,
                MO St. Louis City United States  | 
            
                SR 115 (Natural Bridge Ave. / Salisbury St.) / Natural Bridge Ave. / Parnell St. (38.65785, -90.20947)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Elliptical shaped. ICD = 135 ft x 110 ft. https://nextstl.com/2022/03/crashes-down-on-natural-bridge-but-more-work-still-to-be-done/ | 
| 
                Wentzville,
                MO St. Charles Co. United States  | 
            
                Veterans Memorial Pkwy. / I-70 EB Ramps / Ruggeri Rd. (38.80935, -90.87713)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Year Completed estimated (2023-2024). | 
| 
                Belton,
                MO Cass County United States  | 
            
                S Mullen Rd. / E Cambridge Rd. (38.79909, -94.51296)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Year Completed estimated (2024-2025). | 
| 
                Wildwood,
                MO St. Louis Co. United States  | 
            
                CR CC (Wild Horse Creek Rd.) / SR 109 / Eatherton Rd. (38.64328, -90.67143)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/gojoeg/videos/-good-news-wildwood-wild-horse-creek-road-west-of-route-109-is-now-open-and-ther/728911683430923/ | 
| 
                Springfield,
                MO Greene Co. United States  | 
            
                S Lone Pine Ave. / E Galloway St. (37.14679, -93.23946)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Intersection was moved approximately 280 feet south. Railroad tracks near the intersection were removed. News article: https://www.ozarksfirst.com/news/new-roundabout-in-galloway-opens/ Images: https://www.facebook.com/groups/545630289548289/posts/1900650577379580/. | 
| 
                Joplin,
                MO Jasper Co. United States  | 
            
                E Zora St. / Hall St. / Duquesne Rd. (37.11261, -94.45761)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/JoplinNewsFirst/videos/koamtrafficalert-roundabout-opens-at-zoraduquesnehall-to-all-traffic/1644473069823426/ | 
| 
                Laddonia,
                MO Audrain Co. United States  | 
            
                US 54 / MO 19 / Hwy BB (39.16323, -91.64907)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.modot.org/roundabouts-us-route-54 | 
| 
                Carl Junction,
                MO Jasper Co. United States  | 
            
                MO 171 / MO 96 / CR YY (37.20200, -94.55890)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield At-grade Rail Crossing Signal/Beacon  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | https://webbcity.net/roundabout-at-171-and-96-open-to-traffic/ | 
| 
                Marshfield,
                MO Webster Co. United States  | 
            
                Brinkley Rd. / CR CC / I-44 WB Ramps (37.36529, -92.90927)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2020 | |
| 
                Marshfield,
                MO Webster Co. United States  | 
            
                N Marshall Rd. / CR CC / I-44 EB Ramps (37.36485, -92.90724)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2020 | Add-lane right-turn bypass lane on southwest leg. | 
| 
                Poplar Bluff,
                MO Butler Co. United States  | 
            
                Highway PP / Township Line Rd. (36.76733, -90.46486)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Year Completed estimated (2015-2016). | 
| 
                Willard,
                MO Greene Co. United States  | 
            
                US 160 / S Hunt Rd. (Farm Rd 103) (37.29288, -93.40950)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | Year Completed estimated (2021-2022). | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Springhurst Pkwy. / Spring Borough Dr. (38.76123, -90.77537)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Year Completed estimated (2005-2007). | 
| 
                O'Fallon,
                MO St. Charles Co. United States  | 
            
                Preston Woods Pkwy. / Preston Woods Trl. / Flowering Ash Ln. (38.74881, -90.79714)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Year Completed estimated (2008-2009). | 
| 
                Gilmore,
                MO St. Charles Co. United States  | 
            
                Village Glen Dr. / Glengarry Dr. (38.79407, -90.84755)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands. | |
| 
                Gilmore,
                MO St. Charles Co. United States  | 
            
                Glengarry Ct. / Kellerton Pl. (38.79542, -90.84653)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands. | |
| 
                Old Jamestown,
                MO St. Louis Co. United States  | 
            
                Behlmann Farms Blvd. / Delcastle Dr. / Behlmann Meadows Way (38.81834, -90.26599)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | |
| 
                Festus,
                MO Jefferson Co. United States  | 
            
                Victoria Falls Dr. / Niagara Falls Ct. (38.22449, -90.44699)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands on three legs. | |
| 
                St Charles,
                MO St. Charles Co. United States  | 
            
                Tecumseh St. / N 3rd St. (38.79739, -90.47611)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 32.0037  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Merging right-turn bypass lane on east leg. | 
| 
                St Charles,
                MO St. Charles Co. United States  | 
            
                Veterans Memorial Pkwy. / Fairgrounds Rd. (38.76989, -90.50100)  | 
            
                Roundabout Unknown  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6717  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2017 | Merging right-turn bypass lane on north leg. | 
| 
                St Charles,
                MO St. Charles Co. United States  | 
            
                Boones Lick Rd. / N Outer Rd. / St Charles Ave. (38.77702, -90.50897)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 |