| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Morcambe,
                England Lancashire United Kingdom  | 
            
                A589 (Broadway - Lancaster Rd.) / Lancaster Rd. (54.06671, -2.83929)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Morcambe,
                England Lancashire United Kingdom  | 
            
                A589 (Morecambe Rd. - Lancaster Rd.) / B5321 (Lancaster Rd.) / Hall Dr. / Westgate (54.06629, -2.83825)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Hampson Green,
                England Lancashire United Kingdom  | 
            
                Hampson Green Roundabout: A6 (Preston Lancaster Rd.) / M6 Ramps (53.98131, -2.78569)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Preston,
                England Lancashire United Kingdom  | 
            
                A6 (James Towers Way) / B5269 (Whittingham Ln.) (53.81113, -2.71810)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Preston,
                England Lancashire United Kingdom  | 
            
                A6 (James Towers Way - Garstang Rd.) / Garstang Rd. (53.81356, -2.72687)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Preston,
                England Lancashire United Kingdom  | 
            
                Broughton Roundabout: M55 Ramps / A6 (Garstang Rd.) / James Towers Way (53.80085, -2.71677)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Preston,
                England Lancashire United Kingdom  | 
            
                B6241 (Eastway) / Mericourt Rd. (53.80014, -2.70960)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Preston,
                England Lancashire United Kingdom  | 
            
                D'Urton Ln. / Mericourt Rd. (53.80256, -2.70792)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Ribbleton,
                England Lancashire United Kingdom  | 
            
                Samlesbury Interchange: M6 Ramps / A59 (Preston New Rd.) (53.76513, -2.63610)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                5 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Bamber Bridge,
                England Lancashire United Kingdom  | 
            
                Bamber Bridge Interchange: M6 Ramps / M65 Ramps (53.71570, -2.66146)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Bamber Bridge,
                England Lancashire United Kingdom  | 
            
                Bamber Bridge Interchange: A6 (Lostock Ln. - Church Rd.) / M6 Ramps (53.71899, -2.65684)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Clayton-Le-Woods,
                England Lancashire United Kingdom  | 
            
                Clayton Brook Interchange: M61 Ramps / M65 Ramps (53.71832, -2.62983)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal Metering Signal  | 
            
                5 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Platt Bridge,
                England Greater Manchester United Kingdom  | 
            
                Liverpool Rd. / Walthew Ln. (53.52042, -2.59802)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Haydock,
                England Merseyside United Kingdom  | 
            
                A58 (Stanley Bank Way) / A599 (Vicarage Rd.) / Stanley Bank Farm (53.47029, -2.69306)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sutton,
                England Merseyside United Kingdom  | 
            
                A569 (Scorecross - Marshalls Cross Rd.) / Marshalls Cross Rd. (53.43679, -2.72284)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sutton,
                England Merseyside United Kingdom  | 
            
                Marshalls Cross Rd. / Robins Ln. (53.43755, -2.72172)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Clock Face,
                England Merseyside United Kingdom  | 
            
                A569 (Marshalls Cross Rd.) / B5204 (Mill Ln.) (53.42619, -2.72412)  | 
            
                Roundabout Removed  | 
            
                Signal None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Rainhill,
                England Merseyside United Kingdom  | 
            
                Rainhill Stoops Interchange: A57 (Warrington Rd.) / A557 (Watkinson Way) / A570 (James Roby Way) / M62 Ramps (53.40340, -2.74570)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                6 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Farnworth,
                England Halton United Kingdom  | 
            
                A5080 (Mill Ln.) / A557 (Watkinson Way) Ramps (53.38731, -2.71509)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            ||
| 
                Farnworth,
                England Halton United Kingdom  | 
            
                Derby Road Roundabout: A5080 (Derby Rd. - Mill Ln.) / Lunts Heath Rd. / Moorfield Rd. / (parking) (53.38606, -2.71554)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Henderson,
                NV Clark Co. United States  | 
            
                Bicentennial Pkwy. / Via Inspirada (35.94042, -115.13329)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2018 | Peanut shape. Each node ICD = 150 ft; total length 450 ft. Opened 2018. News report that they are planning on replacing this roundabout with a signalized intersection in 2024. https://www.reviewjournal.com/local/traffic/after-nearly-100-crashes-henderson-to-replace-figure-eight-roundabout-3061585/ | 
| 
                Altoona,
                IA Polk Co. United States  | 
            
                10th Ave. SE / 15th St. SE (41.63733, -93.45121)  | 
            
                Other Removed  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php | 
| 
                Raleigh,
                NC Wake Co. United States  | 
            
                Kaplan Dr. / Swallow Dr. / Swallow Ct. (35.77317, -78.71363)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2023 | Painted splitter islands. | 
| 
                Rockford,
                IL Winnebago Co. United States  | 
            
                N Main St. / Auburn St. (42.28863, -89.08024)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Originally built in 2013 as multilane 2x2 roundabout. Reduced from multilane 2x2 to single-lane roundabout in 2024: https://www.wifr.com/2024/05/17/main-auburn-st-roundabout-rockford-reduce-lanes/ | 
| 
                Beaverton,
                OR Washington Co. United States  | 
            
                SW 92nd Ave. / SW Allen Blvd. (45.47149, -122.77200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                3 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | RRFB at shared-use crossing on south leg serving Fanno Creek Trail. https://www.beavertonoregon.gov/718/CIP-3112---Allen-Blvd92nd-Ave-Shared-Use?contentId=2643d655-60c2-481d-bf75-2f33d242b523 | 
| 
                Fairfield Township,
                OH Butler Co. United States  | 
            
                Millikin Rd. / Morris Rd. / Carter Cir. (39.40585, -84.49448)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Roundabout opened August 3, 2024. | 
| 
                Fremont,
                NE Dodge Co. United States  | 
            
                US 77 (Fremont Southeast Beltway) / S Downing St. (41.40772, -96.47361)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 67.0560  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | |
| 
                Inglewood,
                NE Dodge Co. United States  | 
            
                US 77 / S Broad St. / S Main St. (41.40986, -96.49868)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 67.0560  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Left-through-right and right-turn-only lanes on northwest leg. Year Completed estimated (2023-2024). | 
| 
                Independence,
                MI Oakland Co. United States  | 
            
                S Baldwin Rd, / Clarkston Rd. / W Clarkston Rd. (42.76543, -83.31409)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | Elliptical shaped. Opened August 2024. https://www.rcocweb.org/675/Baldwin-RoadClarkston-Road-Roundabout-Op | 
| 
                Fremont,
                NE Dodge Co. United States  | 
            
                US 77 / US 275 NB Ramps / Old Highway 8 (41.40473, -96.44391)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 50.2920  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Raindrop shaped. Year Completed estimated (2021-2024). | 
| 
                Fremont,
                NE Dodge Co. United States  | 
            
                US 77 / US 275 SB Ramps (41.40474, -96.44633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | Raindrop shaped. Yield-controlled right-turn-only lane on west leg. Year Completed estimated (2021-2024). | 
| 
                Mercer Island,
                WA King Co. United States  | 
            
                N Mercer Way / 77th Ave. SE (47.58909, -122.23430)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://letstalk.mercergov.org/Transit-Interchange/news_feed/transit-interchange-complete | 
| 
                Alamo,
                CA Contra Costa Co. United States  | 
            
                Danville Blvd. / Orchard Ct. (37.85201, -122.03374)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.contracosta.ca.gov/8130/Danville-BlvdOrchard-Ct-Project-Alamo-Ro | 
| 
                Green,
                OH Stark Co. United States  | 
            
                Mount Pleasant St. NW / Pittsburg Ave. / Mayfair Rd. (40.90675, -81.42386)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | Roundabout is on the border between City of Green and Jackson Township. https://www.cantonrep.com/story/news/local/2024/04/17/pittsburg-and-mount-pleasant-intersection-closing-monday/73357975007/ | 
| 
                Helena,
                MT Lewis and Clark Co. United States  | 
            
                SR 279 (Lincoln Rd. E) / I-15 NB Ramps (46.70444, -112.01118)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 32.0040  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2022 | Raindrop shaped. Right-turn-only lane on south leg. Year Completed estimated (2021-2024). | 
| 
                Norfolk,
                NE Madison Co. United States  | 
            
                N 1st St. / W Braasch Ave. (42.03401, -97.40699)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.youtube.com/watch?v=SkdQ3giXn8g | 
| 
                Williamston,
                SC Anderson Co. United States  | 
            
                Cherokee Rd. / Joe Black Rd. (34.63816, -82.52482)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2023-2024). | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                6th Ave. SW / I-5 NB Ramps (46.99904, -122.91042)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | Yield-controlled right-turn bypass lane with low entry angle on north leg. Left-turn-only lane on south leg. https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Trosper Rd. SW / 6th Ave. SW (46.99984, -122.91042)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Capitol Blvd. SW / Trosper Rd. SE (46.99995, -122.90887)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Wickenburg,
                AZ Maricopa Co. United States  | 
            
                US 93 (N Tegner St.) / Rincon Rd. (33.99029, -112.74544)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Wickenburg,
                AZ Maricopa Co. United States  | 
            
                US 93 (N Tegner St.) / Cope Rd. (33.99751, -112.75806)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Strongsville,
                OH Cuyahoga Co. United States  | 
            
                Zverina Ln. / Westwood Dr. / Roe Ln. (41.31768, -81.83271)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Replaced triangular-shaped intersection. https://www.facebook.com/CityofStrongsville/posts/pfbid07qr2tFqHTTFxYoX74pT3iKfHSsiq5VaVyHAgMRnUZ1Q8DYbYpqUWKLX61mXuGbDYl | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                River Rd. / Pleasant St. (40.04055, -86.02888)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2024 | |
| 
                Rathdrum,
                ID Kootenai Co. United States  | 
            
                N Meyer Rd. / W Boekel Rd. (47.80285, -116.87229)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | |
| 
                Washington,
                MI Macomb Co. United States  | 
            
                Van Dyke Ave. / Campground Rd. (42.73402, -83.03617)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.youtube.com/watch?v=tFHwV5OfDwc | 
| 
                Caldwell,
                ID Canyon Co. United States  | 
            
                E Ustick Rd. / S Florida Ave. (43.63368, -116.66307)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=JWNlWwth3l8. | 
| 
                Edina,
                MN Hennepin Co. United States  | 
            
                Eden Ave. / Wilson Rd. / Dale Dr. (44.91042, -93.34835)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 1 Driveways 25.9080  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Series of 2 roundabouts. Roundabout located 75 feet from roundabout to the west. | 
| 
                Edina,
                MN Hennepin Co. United States  | 
            
                Eden Ave. / Grange Rd. (44.91059, -93.34897)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Series of 2 roundabouts. Roundabout located 75 feet from roundabout to the east. | 
| 
                Edmonton,
                AB Division 11 Canada  | 
            
                Griesbach Rd. NW / 102 St. NW (53.60811, -113.49593)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 24.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Pedestrian crossings adjacent to circulatory roadway. No truck apron. Constructed on or before 2004. | |
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Central Ave. / Landis St. (32.74593, -117.10821)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | |
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Landis St. / 41st St. (32.74591, -117.10699)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitter islands. https://www.facebook.com/story.php/?story_fbid=4970374723032587&id=1462392140497547 | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Landis St. / 42nd St. (32.74588, -117.10452)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitter islands. | 
| 
                Kirkland,
                WA King Co. United States  | 
            
                NE 132nd St. / Totem Lake Blvd. NE / 116th Ave. NE / I-405 NB Entrance Ramp (47.71844, -122.18653)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://wsdot.wa.gov/construction-planning/search-projects/i-405northeast-132nd-street-interchange-project | 
| 
                Kirkland,
                WA King Co. United States  | 
            
                NE 132nd St. / 116th Way NE / I-405 SB Exit Ramp / 114th Pl. NE (47.71843, -122.18834)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                5 Approaches 0 Driveways 42.6720  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://wsdot.wa.gov/construction-planning/search-projects/i-405northeast-132nd-street-interchange-project | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                W Point Loma Blvd. / Bacon St. / Levee St. (32.75330, -117.24549)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | https://www.youtube.com/watch?v=PrXLfuEFHCE | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / Marlborough Ave. (32.75707, -117.10613)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitter islands on north and south legs. Pedestrian crossings adjacent to circulatory roadway on east and south legs. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / Central Ave. (32.75713, -117.10825)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitter island on north leg. One-way street entrance on south leg. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / 39th St. (32.75712, -117.11041)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitters and pedestrian crossings adjacent to circulatory roadway on north and south legs. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / Swift Ave. (32.75719, -117.11900)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.8600  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Painted splitter islands on north and south legs. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / 34th St. (32.75722, -117.12007)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Painted splitter islands on north and south legs. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Meade Ave. / Utah St. (32.75727, -117.13268)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Painted splitter islands and pedestrian crossings adjacent to circulatory roadway on north and south legs. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                Wightman St. / 35th St. (32.74790, -117.11810)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Painted splitter island on north leg. | 
| 
                New Ulm,
                MN Brown Co. United States  | 
            
                US 14 / N Highland Ave. (44.32624, -94.49732)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.nujournal.com/news/local-news/2024/08/10/roundabout-opens-to-traffic/ | 
| 
                Batavia,
                OH Clermont Co. United States  | 
            
                SR 222 / SR 132 (39.08592, -84.17873)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.wcpo.com/news/local-news/clermont-county/batavia-township-community/new-roundabout-set-to-open-in-batavia-after-data-showed-dozens-of-serious-crashes-at-the-intersection | 
| 
                West Linn,
                OR Clackamas Co. United States  | 
            
                Willamette Falls Dr. / 10th St. (45.34515, -122.65176)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 25.9080  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2023 | Separated bicycle and pedestrian facilities without detectable separation between them. https://www.westlinntidings.com/news/detours-coming-to-west-linn-s-8th-and-5th-avenues-10th-and-11th-streets-for/article_adf0947c-5050-11ef-bec6-f7f801dd37f8.html | 
| 
                Charlottesville,
                VA Charlottesville City United States  | 
            
                Hydraulic Rd. / Hillsdale Dr. / (parking) (38.05989, -78.49010)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.youtube.com/watch?v=C70k0YmrRP0 | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                E 141st St. / Promise Rd. (39.99383, -85.97090)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Open August 30, 2024. https://www.noblesville.in.gov/topic/subtopic.php?topicid=645&structureid=1 | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                E Smith Rd. / Hannegan Rd. (48.83337, -122.44289)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://whatcom-news.com/hannegan-smith-intersection-to-reopen-as-a-multi-lane-roundabout_219458/ | 
| 
                Sioux Falls,
                SD Lincoln Co. United States  | 
            
                Western Ave. / W 95th St. (43.46768, -96.74755)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://m.facebook.com/watch/?v=2495260507530316&vanity=CityofSiouxFalls | 
| 
                Monclova Township,
                OH Lucas Co. United States  | 
            
                Salisbury Rd. / Holloway Rd. / Hidden Ridge Dr. (41.58406, -83.71315)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/story.php/?story_fbid=930610322439407&id=100064713420627&_rdr | 
| 
                Pueblo,
                CO Pueblo Co. United States  | 
            
                Walking Stick Blvd. / 47th St. / Vision Hills Pkwy. (38.32430, -104.58110)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2021 | |
| 
                Swartz Creek,
                MI Genesee Co. United States  | 
            
                Morrish Rd. / Lennon Rd. (42.98619, -83.83103)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.youtube.com/watch?v=MVfZ3Y8ySsk | 
| 
                Ann Arbor,
                MI Washtenaw Co. United States  | 
            
                Broadway St. / (unknown) / (parking) (42.29022, -83.73723)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | |
| 
                Fonthill,
                ON Niagara Canada  | 
            
                Summersides Blvd. / Wellspring Way (43.04571, -79.27263)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 40.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | |
| 
                Fonthill,
                ON Niagara Canada  | 
            
                Summersides Blvd. / Klager Ave. (43.04425, -79.27570)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 35.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | No splitter island on south leg. Year Completed estimated (2018-2020). | 
| 
                Welland,
                ON Niagara Canada  | 
            
                Hwy 140 / Netherby Rd. (42.96223, -79.20696)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.facebook.com/groups/241337332575147/posts/24175989435349935 | 
| 
                Widnes,
                England Halton United Kingdom  | 
            
                Dans Road Roundabout: A562 (Dans Rd. / Fiddlers Ferry Rd.) / B5178 (Warrington Rd.) / Gorsey Ln. / Barrow's Green Ln. (53.37425, -2.70602)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 83.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Halton,
                England Halton United Kingdom  | 
            
                Runcorn Spur Road Roundabout: A533 (Central Expressway) Ramps / B5155 (Runcorn Spur Rd.) / Halton Link Rd. (53.32954, -2.70378)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Murdishaw,
                England Halton United Kingdom  | 
            
                Southern Expressway Roundabout: A533 (Southern Expressway / Chester Rd.) / Murdishaw Ave. (53.31451, -2.67167)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            Oval shaped. | |
| 
                Preston Brook,
                England Halton United Kingdom  | 
            
                Whitehouse Roundabout: A533 (Chester Rd. / Northwich Rd.) / A56 (Chester Rd.) (53.31378, -2.66436)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Murdishaw,
                England Halton United Kingdom  | 
            
                Murdishaw Ave. / Barnfield Ave, (53.31813, -2.66907)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Halton,
                England Halton United Kingdom  | 
            
                A533 (Southern Expressway) Ramps / Hallwood Link Rd. (53.31920, -2.70015)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Beechwood,
                England Halton United Kingdom  | 
            
                Clifton Roundabout: A557 (Rocksavage Expressway) / M56 WB Ramps / Clifton Rd. (53.30998, -2.70091)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)  |   
            ||
| 
                Beechwood,
                England Halton United Kingdom  | 
            
                Rocksavage Roundabout: A557 (Rocksavage Expressway) / M56 EB Ramps / Weaver View (53.31317, -2.70697)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal Metering Signal  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            Hamburger shaped. | |
| 
                Rocksavage,
                England Halton United Kingdom  | 
            
                Cavendish Farm Rd. / Rocksavage Way (53.31845, -2.73424)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Preston Brook,
                England Halton United Kingdom  | 
            
                Preston Brook Interchange: M56 Ramps / A56 / Chester Rd. (53.32704, -2.64343)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                5 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Daresbury,
                England Halton United Kingdom  | 
            
                A56 (Chester Rd.) / Daresbury Expresswat (53.34310, -2.63096)  | 
            
                Roundabout Removed  | 
            
                Signal None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Daresbury,
                England Halton United Kingdom  | 
            
                A558 (Daresbury Expressway) / Innovation Way (53.34460, -2.63433)  | 
            
                Roundabout Removed  | 
            
                Signal None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Daresbury,
                England Halton United Kingdom  | 
            
                Innovation Way / Keckwick Ln. (53.34334, -2.63590)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Warrington,
                England Warrington United Kingdom  | 
            
                 Longshaw St. / Lilford Ave. (53.40373, -2.60428)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Warrington,
                England Warrington United Kingdom  | 
            
                Orford Ln. / Marsh House Ln. / Battersby Ln. (53.39876, -2.58453)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Woolston,
                England Warrington United Kingdom  | 
            
                Woolston Interchange: A57 (Manchester Rd.) / M6 NB Ramps / Woolston Grange Ave. (53.39802, -2.51270)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ||
| 
                Woolston,
                England Warrington United Kingdom  | 
            
                Woolston Interchange: A57 (Manchester Rd.) / M6 BB Ramps / Juniper Ln. (53.39857, -2.50769)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 2 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Warrington,
                England Warrington United Kingdom  | 
            
                Poplars Ave. / Capesthorne Rd. (53.41071, -2.57517)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Warrington,
                England Warrington United Kingdom  | 
            
                Sandy Ln. / Northway / Howson Rd. (53.41312, -2.58875)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Birchwood,
                England Warrington United Kingdom  | 
            
                Birchwood Interchange: A574 (Birchwood Way) / M62 Ramps / Silver Ln. (53.43501, -2.50011)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Metering Signal  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            Oval shaped. | |
| 
                Birchwood,
                England Warrington United Kingdom  | 
            
                A574 (Birchwood Way) / Daten Ave. / Moss Gate (53.42861, -2.51335)  | 
            
                Roundabout Removed  | 
            
                Signal None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Birchwood,
                England Warrington United Kingdom  | 
            
                Moss Gate / Gorse Covert Rd. / Fisherfield Dr. (53.42734, -2.50859)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Birchwood,
                England Warrington United Kingdom  | 
            
                Moss Gate / Ordnance Ave. / Killingworth Ln. (53.42519, -2.50654)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |