| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                New Albany,
                OH Licking Co. United States  | 
            
                Green Chapel Rd. / (unknown) (40.12385, -82.71205)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Johnstown,
                OH Licking Co. United States  | 
            
                Mink St. / (unknown) (40.10488, -82.70700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                McKinney,
                TX Collin Co. United States  | 
            
                E Virginia St. / N Throckmorton St. (33.19801, -96.60863)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5277  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                McKinney,
                TX Collin Co. United States  | 
            
                Wilmeth Rd. / Lake Forest Dr. (33.23242, -96.67934)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | |
| 
                McKinney,
                TX Collin Co. United States  | 
            
                Wilmeth Rd. / Hardin Blvd. (33.23223, -96.65209)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 56.3880  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | |
| 
                Buffalo,
                MN Wright Co. United States  | 
            
                STH 25 / CSAH 83 (35th St. NE) (45.20141, -93.86692)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 42.6717  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Ridgefield,
                WA Clark Co. United States  | 
            
                Pioneer St. / N Discovery Dr. (45.81573, -122.69697)  | 
            
                Roundabout Unknown  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://ridgefieldroundtable.org/i5-to-royle-road | 
| 
                Tulare,
                CA Tulare Co. United States  | 
            
                SR 137 (E Tulare Ave.) / Morrison St. (36.21093, -119.30330)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/100082142657015/posts/ccme-is-in-the-final-stages-of-the-tulare-avestate-hwy-137-roundabout-project-fo/700819749332774/ | 
| 
                Bothell,
                WA Snohomish Co. United States  | 
            
                Meridian Ave. S / 240th St. SE / 240th St. SW (47.78041, -122.23298)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://bothellwa.gov/2001/Meridian-Ave-S-and-240th-St-SE-Roundabou | 
| 
                Fitchburg,
                WI Dane Co. United States  | 
            
                S Seminole Hwy. / Lacy Rd. (43.00116, -89.45924)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.wmtv15news.com/2023/11/17/lacy-road-construction-is-complete-with-added-speed-reductions/ | 
| 
                Palmetto,
                GA Fulton Co. United States  | 
            
                Fayetteville Rd. / Phipps Rd. (33.51449, -84.65766)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Bowling Green,
                KY Warren Co. United States  | 
            
                Ashley Cir. / Westen St. (36.96894, -86.43656)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.wbko.com/2023/06/20/construction-begins-roundabout-ashley-circlewesten-street-intersection/ | 
| 
                Bowling Green,
                KY Warren Co. United States  | 
            
                Westen St. / Patrick Way (36.96519, -86.44527)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.youtube.com/watch?v=degpDxeAwUM | 
| 
                Bowling Green,
                KY Warren Co. United States  | 
            
                Westen St. / Highland Way (36.96372, -86.44766)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/citybgky/posts/the-westen-street-and-highland-way-roundabout-project-was-anticipated-to-have-be/906701484824529/ | 
| 
                Charlotte,
                NC Mecklenburg Co. United States  | 
            
                Lakeview Rd. / Reames Rd. (35.33246, -80.85242)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Yield-controlled right-turn bypass lane on northeast leg. https://www.charlottenc.gov/Growth-and-Development/Projects/CNIPSunset/Lakeview-Reames | 
| 
                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/ | 
| 
                Hanover,
                MN Wright Co. United States  | 
            
                CSAH 19 (Labeaux Ave. NE) / CSAH 34 (Beebe Lake Rd. NE) (45.16175, -93.66604)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Marysville,
                WA Snohomish Co. United States  | 
            
                SR 529 (48.04425, -122.18013)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                Hurricane,
                UT Washington Co. United States  | 
            
                S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 82.2960  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg. | 
| 
                Hurricane,
                UT Washington Co. United States  | 
            
                Sand Hollow Resort Pkwy. / Retreat Dr. (37.11581, -113.39937)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2006-2009). | 
| 
                Santa Clarita,
                CA Los Angeles Co. United States  | 
            
                Lost Canyon Rd. / Humphreys Pkwy. / Jakes Way (34.41385, -118.44083)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2018-2019). | 
| 
                Santa Clarita,
                CA Los Angeles Co. United States  | 
            
                Humphreys Pkwy. (34.41365, -118.43763)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            No splitter islands. | |
| 
                Santa Clarita,
                CA Los Angeles Co. United States  | 
            
                Grand Ln. / Vista Canyon Rd. (34.41431, -118.43437)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            No splitter islands. | |
| 
                Santa Clarita,
                CA Los Angeles Co. United States  | 
            
                Grand Ln. / Provo Ln. (34.41741, -118.43096)  | 
            
                Other Existing  | 
            
                Uncontrolled Unknown  | 
            
                2 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Fort Collins,
                CO Larimer Co. United States  | 
            
                E Mulberry Street Frontage Rd. / Greenfield Dr. (40.58247, -105.01497)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Timnath,
                CO Larimer Co. United States  | 
            
                Buss Grove Rd. (CR 40) / Timnath Pkwy. (40.53741, -104.97702)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 57.9120  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Timnath,
                CO Larimer Co. United States  | 
            
                2nd Ave. / Signal Tree Dr. (40.52405, -104.97700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Timnath,
                CO Larimer Co. United States  | 
            
                Weitzel St. / Swetsville Zoo Rd. (40.51930, -104.98815)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2021-2023). | 
| 
                Greeley,
                CO Weld Co. United States  | 
            
                W F St. / N 35th Ave. (40.44090, -104.73501)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Right-turn-only lane and two-lane exit on south leg. At-grade rail crossing approximately 260 feet to north. Year Completed estimated (2021-2023). | 
| 
                Greeley,
                CO Weld Co. United States  | 
            
                W C St. / N 35th Ave. (40.43739, -104.73495)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2021-2023). | 
| 
                Berthoud,
                CO Larimer Co. United States  | 
            
                CR 8 / CR 21 (40.30512, -105.13134)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.larimer.gov/sites/default/files/2023-safety-report-final-20240806.pdf (page 20) | 
| 
                Estes Park,
                CO Larimer Co. United States  | 
            
                US 36 (N Saint Vrain Ave.) / Community Dr. (40.37449, -105.49980)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2019-2024). | 
| 
                Estes Park,
                CO Larimer Co. United States  | 
            
                US 36 / US 34 Business / Crags Dr. (40.37248, -105.52360)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Elliptical shaped. Replaced two two-way stop-controlled intersections. ICD = 120 ft x 95 ft. Year Completed estimated (2019-2024). | 
| 
                Johnstown,
                CO Weld Co. United States  | 
            
                SH 60 / Gateway Cir. (40.33527, -104.98559)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 59.4360  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | Primary access to large travel and fuel center. Year Completed estimated (2023-2024). | 
| 
                La Salle,
                CO Weld Co. United States  | 
            
                CR 44 / US 85 SB Ramps (40.30821, -104.74948)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 53.3400  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2024 | https://www.9news.com/article/traffic/us-85-colorado-new-interchange/73-2b7e4e5d-a889-4452-8d39-477c814991d0 | 
| 
                Longmont,
                CO Boulder Co. United States  | 
            
                Harvest Moon Dr. / (parking) / (unknown) (40.15101, -105.08420)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Right-turn-only lane and two-lane exit on north leg. Year Completed estimated (2022-2023). | 
| 
                Lochbuie,
                CO Adams Co. United States  | 
            
                E 168th Ave. / Frontage Rd. (40.00051, -104.71769)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2020 | Ellipitcal shaped. ICD = 170 ft x 140 ft. | 
| 
                Broomfield,
                CO Adams Co. United States  | 
            
                W 122nd Ave. / N Park Centre Dr. (39.92089, -105.01002)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | North leg stubbed. Year Completed estimated (2001-2003). | 
| 
                Thornton,
                CO Adams Co. United States  | 
            
                Washington Center Pkwy. / Lafayette St. (39.91876, -104.97204)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Year Completed estimated (1999-2002). | 
| 
                Thornton,
                CO Adams Co. United States  | 
            
                Riverdale Rd. / Quebec St. (39.91040, -104.90320)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Westminster,
                CO Adams Co. United States  | 
            
                W 117th Ave. / Quitman St. (39.90885, -105.04229)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | |
| 
                Aurora,
                CO Arapahoe Co. United States  | 
            
                Copperleaf Blvd. / Radcliff Pkwy. (39.63537, -104.72624)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2022-2023). | 
| 
                Westerville,
                OH Franklin Co. United States  | 
            
                Little Turtle Way W / Longrifle Rd. (40.08322, -82.87865)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Yield-controlled right-turn bypass lane on south leg. | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                Mikelson Blvd. / Mitchell St. (39.36622, -104.79813)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.youtube.com/watch?v=QkZTn1X4oAY | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                Crystal Valley Pkwy. / S Wilcox St. / E Frontage Rd. / I-25 NB Exit Ramp (39.33865, -104.87343)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                5 Approaches 0 Driveways 60.9600  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.crgov.com/3131/Crystal-Valley-Interchange. Partially open in November 2024. | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                E Montaine Cir. / Quarry Mesa Dr. (39.32630, -104.85197)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Black Forest,
                CO El Paso Co. United States  | 
            
                SR 50 (Walker Rd.) / Jane Lundeen Dr. (39.09974, -104.76828)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Double left turn on south leg. Right-turn-only on west leg. | 
| 
                Falcon,
                CO El Paso Co. United States  | 
            
                Falcon Market Pl. / Woodmen Frontage Rd. / E Woodmen Rd. (38.94134, -104.61192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | |
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Meridian Sol Dr. / Swingline Rd. (38.93013, -104.60820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Elliptical shaped. ICD = 130 ft x 105 ft. | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Meadow Brook Pkwy. / Newt Dr. (38.84432, -104.69242)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4317  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                S Troy Hill Rd. / Joystone Dr. (38.82702, -104.72760)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Santa Barbara,
                CA Santa Barbara County United States  | 
            
                E Cabrillo Blvd. / Los Patos Way / Channel Dr. (34.42133, -119.65642)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://keyt.com/lifestyle/travel/2025/05/28/new-cabrillo-and-los-patos-roundabout-project-opens-up/ | 
| 
                Vista,
                CA San Diego County United States  | 
            
                Foothill Dr. / Oak Dr. (north) (33.21634, -117.22192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Elliptical shaped. Part of closely spaced pair of roundabouts. https://www.youtube.com/watch?v=Imr8lxz23dc | 
| 
                Vista,
                CA San Diego County United States  | 
            
                Foothill Dr. / Oak Dr. (south) (33.21602, -117.22114)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Part of closely spaced pair of roundabouts. | 
| 
                New Castle,
                CO Garfield County United States  | 
            
                US 6 / Castle Valley Blvd. (39.56797, -107.51604)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://kdvr.com/news/local/new-multi-lane-roundabout-at-intersection-of-us-6-and-castle-valley-road/ | 
| 
                Brainerd,
                MN Crow Wing Co. United States  | 
            
                CSAH 49 (Wise Rd.) / Beaver Dam Rd. (46.38448, -94.22428)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | |
| 
                Philadelphia,
                PA Philadelphia Co. United States  | 
            
                S 20th St. / Penrose Ave. / Packer Ave. / W Moyamensing Ave. (39.91297, -75.18205)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Features separated bicycle lanes. | 
| 
                Punta Gorda,
                FL Charlotte Co. United States  | 
            
                US 41 (Tamiami Trl.) / Carmalita St. (26.92980, -82.04751)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://www.gulfshorebusiness.com/gb_daily/new-downtown-roundabout-opens-in-punta-gorda/ | 
| 
                Hattiesburg,
                MS Forrest Co. United States  | 
            
                Old Hwy 49 (Bay St. / James St.) / Hall Ave. / Arledge St. (31.31737, -89.28621)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.wdam.com/2024/11/28/hall-ave-east-overpass-roundabout-open/ | 
| 
                Flovilla,
                GA Butts Co. United States  | 
            
                GA 16 / Higgins Rd. (33.28827, -83.89569)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Green Oak Township,
                MI Livingston Co. United States  | 
            
                Whitmore Lake Rd. / Silver Lake Rd. / US 23 SB Ramps (42.46683, -83.75719)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 1 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Lodi,
                WI Columbia Co. United States  | 
            
                STH 60 / I-90 WB Ramps (43.33575, -89.45242)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Placed PARCLO B interchange ramps with diamond ramps. https://x.com/WisconsinDOT/status/1811030212756357174. | 
| 
                Lodi,
                WI Columbia Co. United States  | 
            
                STH 60 / I-90 EB Ramps (43.33478, -89.45497)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Placed PARCLO B interchange ramps with diamond ramps. https://x.com/WisconsinDOT/status/1811030212756357174 | 
| 
                Reedsburg,
                WI Sauk Co. United States  | 
            
                STH 23-STH 33 / STH 136 / Golf View Ct. (43.53251, -89.95461)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| 
                Paoli,
                WI Dane Co. United States  | 
            
                STH 69 / CR PB (42.92780, -89.52744)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| 
                North Ridgeville,
                OH Lorain Co. United States  | 
            
                Stoney Ridge Rd. / Avalon Dr. / Mils Rd. (41.41849, -82.04192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Peanut shaped. Replaced two offset T-intersections. https://www.youtube.com/watch?v=JgKCpyMR-aE. | 
| 
                Whiteland,
                IN Johnson Co. United States  | 
            
                Paul Hand Blvd. (CR 400 N) / Graham Rd. (CR 225 E) (39.53561, -86.05912)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://dailyjournal.net/2024/11/14/roundabout-open-at-paul-hand-boulevard-and-graham-road-in-franklin/ | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                E 141st St. / Breakthrough Dr. (39.99472, -85.91414)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Located in Noblesville Event Center. https://nobport.cityofnoblesville.org/maps/PublicViewer.html. | 
| 
                (unincorporated),
                FL Flagler Co. United States  | 
            
                SR 11 / CR 304 (29.34334, -81.31095)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://flaglerlive.com/codys-corner-roundabout-now-open-to-traffic-as-flaglers-3-once-deadliest-intersections-are-tamed/ | 
| 
                Covington,
                GA Newton Co. United States  | 
            
                Kirkland Rd. / Jack Neely Rd. (33.59134, -83.93158)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Eau Claire,
                WI Eau Claire Co. United States  | 
            
                Menomonie St. / Water St. / (parking) / (parking) (44.80108, -91.52105)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.eauclairewi.gov/our-city/construction-projects/2024-project-information/menomonie-street-rab. | 
| 
                Fort Wayne,
                IN Allen Co. United States  | 
            
                Flaugh Rd. / (parking) (41.12811, -85.22634)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Vincennes,
                IN Knox Co. United States  | 
            
                Kimmell Rd. / (parking) (38.65818, -87.50978)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Southeast leg stubbed. | 
| 
                Elkhart,
                IN Elkhart Co. United States  | 
            
                CR 18 / CR 13 / CR 115 (41.65947, -85.91544)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Peanut shaped. Replaced two offset T-intersections. https://wsbt.com/news/local/new-roundabout-now-open-elkhart-county-traffic-peanut-roundabout-intersection-county-road-18-13-115 | 
| 
                (unincorporated),
                WA Clark Co. United States  | 
            
                NE 99th St. / 107th Ave. (45.69338, -122.56319)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Previous control was Yield for northbound traffic, Stop for eastbound traffic, none for westbound traffic. https://www.clarkcountytoday.com/news/intersection-of-ne-99th-street-and-ne-107th-avenue-closed-beginning-aug-14/ | 
| 
                Hockinson,
                WA Clark Co. United States  | 
            
                NE 152nd Ave. / NE 119th St. (45.70833, -122.51640)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://clark.wa.gov/public-works/ne-119th-st-and-ne-152nd-ave | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Britton Pkwy. NE / Carpenter Rd. NE / Britton Ln. NE (47.06434, -122.79957)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | No splitter island on north leg. https://cityoflacey.org/projects/carpenter-road-britton-parkway-roundabout/ | 
| 
                Lebanon,
                IN Boone Co. United States  | 
            
                W 300 N / Witt Rd. (40.08342, -86.49589)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 53.3400  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | Gateway to Lilly Medicine Foundry campus. | 
| 
                Parrish,
                FL Manatee Co. United States  | 
            
                US 301 / Moccasin Wallow Rd. (27.59393, -82.42550)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Designed as 2x2 but striped as single-lane with inner lane striped out. https://moccasinwallowroad.com/wp-content/uploads/2024/08/Moccasin-Wallow-Rd-Impr-Bi-Weekly-Proj-Updt-2_Tina-Allen.pdf. | 
| 
                Gambier,
                OH Knox Co. United States  | 
            
                SR 229 (Newcastle Rd.) / SR 308 (Wiggin St.) / Laymon Rd. (40.37633, -82.40226)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://kenyoncollegian.com/news/2024/11/roundabout-opens-at-intersection-of-sr-229-and-sr-30/ | 
| 
                Toledo,
                OH Lucas Co. United States  | 
            
                W Bancroft St. / N McCord Rd. (41.66042, -83.70225)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.lucascountyengineer.org/2024-bancroft-and-mccord-roundabout.html | 
| 
                Chico,
                CA Butte Co. United States  | 
            
                Memorial Way / Oleander Ave. (39.73345, -121.84053)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.actionnewsnow.com/news/reducing-traffic-delays-in-chico/article_a82aa638-8bdb-11ef-9b56-1321e390d324.html | 
| 
                York,
                SC York Co. United States  | 
            
                Campbell Rd. / S Paraham Rd. (35.03157, -81.13440)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://scdot-environmental-project-site-scdot.hub.arcgis.com/pages/s-54-s-paraham-road-at-s-80-campbell-road-in-york-county | 
| 
                Elliott,
                SC Lee Co. United States  | 
            
                US 401 (Darlington Hwy.) / SC 341 (Lynchburg Hwy.) (34.11931, -80.14440)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Completed Nov. 2024 https://www.wistv.com/2024/02/13/scdot-install-all-way-stop-sc-341-us-401-lee-county-intersection/ | 
| 
                Northfield,
                MN Rice Co. United States  | 
            
                Lonsdale Blvd. W (SR 19 / CR 46) / I-35 NB Ramps / Anoka Ave. / Hazelwood Ave. (44.47181, -93.29085)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2024 | Combines a 4-way intersection with a freeway interchange ramp terminal intersection. https://www.ricecountymn.gov/CivicAlerts.aspx?AID=969 | 
| 
                Bayside,
                CA Humboldt Co. United States  | 
            
                Old Arcata Rd. / Jacoby Creek Rd. (40.84252, -124.06404)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.madriverunion.com/articles/baysides-new-roundabout-works-wonderfully-well-thank-you-road-worke-rs/ | 
| 
                Gonzales,
                LA Ascension Par. United States  | 
            
                Lakehaven Dr. / Prospect Ave. (30.18533, -90.91364)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Year Completed estimated (2017-2019). | 
| 
                Houma,
                LA Terrebonne Par. United States  | 
            
                LA 182 (New Orleans Blvd.) / N Hollywood Rd. / (unknown) (29.61595, -90.71128)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Southwest leg enters at skewed angle. Year Completed estimated (2020-2021). | 
| 
                Ruston,
                LA Lincoln Par. United States  | 
            
                Champions Way / (connector to US 167) (32.50633, -92.63626)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Circulatory roadway striped out on outside on north, west, and south sides and on inside on east side. Year Completed estimated (2018-2020). | 
| 
                Fort Myers,
                FL Lee Co. United States  | 
            
                Challenger Blvd. / Winkler Ave. (26.60345, -81.81848)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.3400  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://www.facebook.com/reel/491957097276063 | 
| 
                Lexington,
                SC Lexington Co. United States  | 
            
                Saint Peters Church Rd. / Old Cherokee Rd. (east) (34.00324, -81.30397)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2021-2025). | 
| 
                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 | 
| 
                San Luis Obispo,
                CA San Luis Obispo Co. United States  | 
            
                Buchon St. / Toro St. (35.28003, -120.65481)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2024 | |
| 
                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/ | 
| 
                North Canton,
                OH Stark Co. United States  | 
            
                Strausser St. NW / Lake O Springs Ave. NW (40.89292, -81.45931)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/photo/?fbid=551066310949835&set=a.150290721027398 | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Reavie Ct./ Dufner Dr. / Shefler Blvd. (40.06067, -86.08615)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 22.8600  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 |