| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Joint Base Lewis-McChord,
                WA Pierce Co. United States | Portland Ave. SW / Boundary St. SW / Camp Murray Gate (47.12106, -122.56300) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.6312 | Other (At-Grade) Single-Lane | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Silverdale,
                WA Kitsap Co. United States | Silverdale Way NW / Chico Way NW / NW Newberry Hill Rd. (47.63704, -122.70135) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 15.2906 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. ICD estimated from Google Maps linework. | 
| Poulsbo,
                WA Kitsap Co. United States | NE Lincoln Rd / Noll Rd. NE / Gala Way NE (47.75092, -122.61274) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. Replaced two offset T-intersections. | 
| Sammamish,
                WA King Co. United States | NE 8th St. / 233rd Ave NE (47.61687, -122.02903) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 63.6012 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. ICD estimated from Google Maps linework. | 
| Joint Base Lewis-McChord,
                WA Pierce Co. United States | Murray Rd. SW / 150th St. SW (47.12084, -122.54259) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open September 2012. | 
| Mill Creek,
                WA Snohomish Co. United States | SE 116th St. / 56th Ave SE (47.89201, -122.15856) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 80.8842 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2012 | Open August 2012. ICD estimated from Google Maps linework. | 
| South Bend,
                IN St. Joseph Co. United States | Michigan St. / Bartlett St. (41.68529, -86.25054) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.5161 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Adjacent to Hospital, incorporates cycle track on east leg. ICD estimated from Google Maps linework. | 
| South Bend,
                IN St. Joseph Co. United States | Michigan St. / Chippewa Ave. (41.63608, -86.25035) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.9530 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | Cumberland Ave. / Kent Ave. (40.46064, -86.93030) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.7092 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | Cumberland Ave. / Yeager Rd. (40.46072, -86.92457) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.5308 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2012-2015). ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | Cumberland Ave. / Manchester St. (40.46060, -86.92022) | Roundabout Existing | All-Way Yield None | 4 Approaches 1 Driveways 36.3483 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2012-2015). ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | Northwestern Ave. / Yeager Rd. (40.45031, -86.92487) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 47.2600 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | S River Rd. / Williams St. / Tapawingo Dr. (40.41833, -86.90641) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.0104 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | Shenandoah Dr. / Navarre Dr. (40.42654, -86.84718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.0017 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | Concord Rd. / Maple Point Dr. (40.38670, -86.85735) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0271 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | Walter Scholer Dr. / CR 10 W (40.38265, -86.90634) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 59.1345 | Other (At-Grade) Single-Lane | Unknown completion date (before 1993). ICD estimated from Google Maps linework. | |
| Lafayette,
                IN Tippecanoe Co. United States | Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr. (40.38465, -86.91117) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.0283 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | Twyckenham Blvd. / Poland Hill Rd. (40.38356, -86.89532) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 39.1192 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | SR 25 / Old SR 25 (40.45910, -86.84349) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.4324 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Pasco,
                WA Franklin Co. United States | N 4th Ave. / N 3rd Ave. / W Marie St. (46.23961, -119.09537) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 61.1277 | Other (At-Grade) Single-Lane | 2012 | Open August 2012. ICD estimated from Google Maps linework. | 
| Airway Heights,
                WA Spokane Co. United States | Sprague Ave. / Quest Dr. (47.65441, -117.56614) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.4880 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open July 2012. Concentric circulatory roadway striping. ICD estimated from Google Maps linework. | 
| Lake Stevens,
                WA Snohomish Co. United States | N Davies Rd. / Frontier Village Access Rd. (48.00472, -122.10462) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2012 | Painted splitter islands. Open July 2012. | 
| Pasco,
                WA Franklin Co. United States | Saraceno Way / (Columbia Basin College entrance) (46.25374, -119.12143) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.5560 | Other (At-Grade) Single-Lane | 2000 | Year Completed estimated (1996-2003). ICD estimated from Google Maps linework. | 
| Marion,
                KS Marion Co. United States | US 77 / US 56 / K-150 (38.36284, -96.96676) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.0941 | Other (At-Grade) Single-Lane | 2015 | Rural, high-speed approaches. Bypass roadways for oversize/overweight (OSOW) trucks. Open December 2015. ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | Wakarusa Dr. / Legends Dr. / Inverness Dr. (38.96296, -95.30698) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3602 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Open January 2015. ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | NW 46th St. / NW Topeka Blvd. (39.12957, -95.66378) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.3968 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Open November 2014. ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | NW 46th St. / NW Rochester Rd. (39.12910, -95.67268) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2014 | Open November 2014. | 
| Ruston,
                WA Pierce Co. United States | Main St. / Bay View Corridor (47.29744, -122.50297) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.1095 | Other (At-Grade) Single-Lane | 2014 | Open September 2014. ICD estimated from Google Maps linework. | 
| Ruston,
                WA Pierce Co. United States | N Ruston Way / Grand Ave. (47.29725, -122.50488) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 79.3788 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Ruston,
                WA Pierce Co. United States | N Ruston Way / Baltimore St. / N 51st St. / Yacht Club Rd. (47.29908, -122.50894) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 101.2449 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Marysville,
                WA Snohomish Co. United States | SR 531 (172nd St. NE) / 23rd Ave. NE (48.15210, -122.19919) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2016 | Open January 2016. | 
| Cashmere,
                WA Chelan Co. United States | N Division St. / Cottage Ave. (47.52214, -120.46999) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2015 | Open October 2015. | 
| Lacey,
                WA Thurston Co. United States | Willamette Dr. NE / 31st Ave. NE (47.07789, -122.75228) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9205 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Open October 2015. ICD estimated from Google Maps linework. | 
| Seabeck,
                WA Kitsap Co. United States | Seabeck Hwy NW / NW Holly Rd. (47.60901, -122.75692) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2015 | Open October 2015. | 
| Woodland,
                WA Cowlitz Co. United States | SR 503 (Lewis River Rd.) / Scott Ave. (45.91699, -122.74009) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.7138 | Other (At-Grade) Single-Lane | 2015 | Open September 2015. ICD estimated from Google Maps linework. | 
| Lynnwood,
                WA Snohomish Co. United States | 68th Ave. W / 204th St. SW (47.81409, -122.32484) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.0509 | Other (At-Grade) Single-Lane | 2015 | Edmonds Community College. Open August 2015. ICD estimated from Google Maps linework. | 
| Joint Base Lewis-McChord,
                WA Pierce Co. United States | D St. / South Dr. / Integrity Gate (47.11600, -122.61932) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.3273 | Other (At-Grade) Single-Lane | 2014 | Open July 2014. ICD estimated from Google Maps linework. | 
| Snohomish,
                WA Snohomish Co. United States | Ave. D / Bickford Ave. / 15th St. (47.93037, -122.10101) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 79.2238 | Other (At-Grade) Single-Lane | 2014 | Open July 2014. ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Home Rd. / Concord Rd. (40.19585, -83.16441) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.6666 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / NW 31st Ave. (45.85093, -122.70594) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Part of Ilani Casino interchange project. | 
| Redmond,
                WA King Co. United States | NE 76th St. / 164th Ave. NE (47.67214, -122.12180) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 99.7242 | Other (At-Grade) Single-Lane | 2012 | Oblong shape. Connected two T-intersections on either side of median to allow crossing and left-turn movements. Open December 2012. ICD estimated from Google Maps linework. | 
| Snoqualmie,
                WA King Co. United States | SR 202 / Tokul Rd. / Mill Pond Rd. (47.54073, -121.83292) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.8938 | Other (At-Grade) Single-Lane | 2016 | Open August 2016. ICD estimated from Google Maps linework. | 
| Redmond,
                WA King Co. United States | NE 116th St. / 172nd Ave. NE (47.70403, -122.11106) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.5420 | Other (At-Grade) Single-Lane | 2015 | Open April 2015. ICD estimated from Google Maps linework. | 
| Redmond,
                WA King Co. United States | NE 116th St. / 162nd Ave. NE (47.70420, -122.12313) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 116.5413 | Other (At-Grade) Single-Lane | 2014 | Open May 2014. ICD estimated from Google Maps linework. | 
| Lake Stevens,
                WA Snohomish Co. United States | SR 92 / 99th Ave NE (48.02885, -122.09804) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.5396 | Other (At-Grade) Single-Lane | 2013 | Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework. | 
| Lake Stevens,
                WA Snohomish Co. United States | SR 92 / 113th Ave. SE (48.03019, -122.07884) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.9412 | Other (At-Grade) Single-Lane | 2013 | Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework. | 
| Everett,
                WA Snohomish Co. United States | 41st St. / Lowell Riverfront Trl. Ext. (47.96284, -122.19307) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.9842 | Other (At-Grade) Single-Lane | 2013 | Right-turn bypass lane on north leg. Open January 2013. ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Boulevard Rd. SE / 22nd Ave. (47.02903, -122.86477) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 97.6905 | Other (At-Grade) Single-Lane | 2014 | Right-turn-only lane on west leg. Elliptical shape. Open October 2014. ICD estimated from Google Maps linework. | 
| Edgewood,
                WA Pierce Co. United States | Jovita Blvd. E / Emerald St. (47.25272, -122.29104) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.6695 | Other (At-Grade) Single-Lane | 2013 | Open July 2013. ICD estimated from Google Maps linework. | 
| Nisqually,
                WA Thurston Co. United States | SR 510 / Reservation Rd. SE (47.01164, -122.69148) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Reverse curves on west and east legs. Open November 2013. | 
| Nisqually,
                WA Thurston Co. United States | SR 510 / Yelm Hwy SE (47.00928, -122.68839) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 62.7079 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Right-turn bypass lane on southwest leg. Open December 2013. ICD estimated from Google Maps linework. | 
| Mattawa,
                WA Grant Co. United States | SR 243 / Road 24 SW (46.73775, -119.91718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2889 | Other (At-Grade) Single-Lane | 2014 | Reverse curves on north and south legs. Open May 2014. ICD estimated from Google Maps linework. | 
| Hunts Point,
                WA King Co. United States | 84th Ave. NE / NE 30th St. (47.63651, -122.22817) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 159.3457 | Other (At-Grade) Single-Lane | 2014 | Originally built between 1990 and 2002. Modified June 2014 to realign south leg. No splitter islands. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | W 45th St. / S Olympia St. (46.16925, -119.13812) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.3928 | Other (At-Grade) Single-Lane | 2014 | Open June 2014. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | W Grandridge Blvd. / N Young St. (46.21653, -119.21799) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 167.7587 | Other (At-Grade) Single-Lane | 2014 | Right-turn-only lane on north leg. Open September 2014. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | S Clodfelter Rd. / W 10th St. (46.20097, -119.24385) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.9044 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Open August 2015. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | W Metaline Ave. / N Nevada St. / W Montana St. (46.22031, -119.23826) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 14.0478 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2013 | Open September 2013. ICD estimated from Google Maps linework. | 
| Brighton,
                CO Adams Co. United States | Bromley Ln. / Medical Center Dr. (39.97238, -104.75449) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.2723 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Centennial,
                CO Arapahoe Co. United States | S Peoria St. / E Peakview Ave. (39.59674, -104.84809) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8116 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Glen Ellyn,
                IL DuPage Co. United States | Crescent Blvd. / Crescent Ct. / Park Row (41.87975, -88.05899) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.9936 | Other (At-Grade) Single-Lane | 2015 | Compact urban roundabout - T-intersection with fourth leg between top and stem of T. Providing a means for legal U-turns was an important factor in selection of a roundabout here. | 
| McKinleyville,
                CA Humboldt Co. United States | School Rd. / Salmon Ave. / McKinleyville Ave. (40.93439, -124.11240) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.0680 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2012-2014). ICD estimated from Google Maps linework. | 
| San Luis Obispo,
                CA San Luis Obispo Co. United States | Chorro St. / High St. (35.27217, -120.65736) | Traffic Calming Circle Existing | One-Way/Two-Way Stop None | 4 Approaches 0 Driveways 10.7258 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| San Luis Obispo,
                CA San Luis Obispo Co. United States | Chorro St. / Church St. (35.27448, -120.65800) | Traffic Calming Circle Existing | One-Way/Two-Way Stop None | 4 Approaches 0 Driveways 29.2513 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| San Luis Obispo,
                CA San Luis Obispo Co. United States | Madonna Rd. / Devaul Ranch Dr. (35.25454, -120.69548) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 21.4562 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (1994-2002). ICD estimated from Google Maps linework. | 
| San Luis Obispo,
                CA San Luis Obispo Co. United States | Prado Rd. / Serra Meadows Dr. (35.25402, -120.66256) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | |
| San Luis Obispo,
                CA San Luis Obispo Co. United States | Margarita Ave. / Cherry Ln. (35.25603, -120.66104) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2014 | |
| Portland,
                OR Multnomah Co. United States | NE Yacht Harbor Drive (45.60542, -122.66034) | Other Existing | All-Way Yield Unknown | 1 Approaches 2 Driveways 25.9020 | Other (At-Grade) Single-Lane | 2006 | N end of Yacht Harbor Drive, yield entry at south, driveway at west and driveway at east. ICD estimated from Google Maps linework. | 
| Vancouver,
                WA Clark Co. United States | Fort Vancouver Way. / Evergreen Blvd. (45.62863, -122.66310) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 40.0897 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| (unincorporated),
                OH Delaware Co. United States | Cheshire Rd. / TR 35 (40.23802, -82.93950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2013 | Rural, high-speed approaches. Year Completed estimated (2011-2014). | 
| Vancouver,
                WA Clark Co. United States | NE 44th St. / NE 137th Ave. (45.65377, -122.53207) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.8796 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Sawmill Pkwy. / Clark Shaw Rd (40.22808, -83.09516) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.9449 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Sawmill Pkwy. / Bean Oller Rd. (40.23539, -83.09539) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.4108 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Vancouver,
                WA Clark Co. United States | NE 39th St. / NE 137th Ave. / NE 138th Ave. (45.65025, -122.53209) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.4044 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Sawmill Pkwy. / Ford Rd. (40.24463, -83.09368) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.8463 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Sawmill Pkwy. / Bunty Station Rd. (40.25373, -83.09134) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.3980 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Vancouver,
                WA Clark Co. United States | NE 32nd Cir. / NE 138th Ave. (45.64517, -122.53057) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0778 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Wooster,
                OH Wayne Co. United States | SR 83 (Burbank Rd.) / W Smithville Western Rd. (40.85801, -81.95140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2016 | Completed August 2016. | 
| Dublin,
                OH Union Co. United States | Hyland Croy Rd. / Mitchell Dewitt Rd. (40.13341, -83.17931) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.8297 | Other (At-Grade) Single-Lane | 2013 | Right-turn-only lanes on north and south legs. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Santa Fe,
                NM Santa Fe Co. United States | W Alameda St. / Siler Rd. (35.66924, -105.99951) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 32.0189 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Larkspur,
                CO Douglas Co. United States | Bear Dance Dr. / Sky View Ln. / Elk View Rd. / Lake Dr. (39.27054, -104.90711) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4367 | Other (At-Grade) Single-Lane | 2003 | Year Completed estimated (2002-2004). ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Meridian Village Pkwy. / Bristleridge Dr. (39.53102, -104.82616) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.2946 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Meridian Village Pkwy. / Ashgrove Dr. (39.52786, -104.82450) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.3754 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Meridian Village Pkwy. / Rutledge Ln. (39.52471, -104.82329) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.4561 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | W Happy Canyon Rd. / Castle Pines Dr. (39.42838, -104.90106) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.8306 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Happy Canyon Rd. / Castle Pines Dr. S (39.43975, -104.88723) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.1278 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Fox Sparrow Rd. / Windhaven Dr. (39.43781, -104.73199) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.7495 | Other (At-Grade) Single-Lane | 1998 | Year Completed estimated (1993-1999). ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Blackgum St. / Golden Eye Ave. (39.56456, -104.80327) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.3044 | Other (At-Grade) Single-Lane | 2001 | No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO Douglas Co. United States | Lioness Way / Lioness Pl. (39.53520, -104.84861) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.5287 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Dothan,
                AL Houston Co. United States | Recreation Rd. / Northcutt Dr. (31.24127, -85.44014) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.4651 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Dothan,
                AL Houston Co. United States | Northcutt Dr. / Deerpath Rd. (31.23965, -85.44308) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.5501 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Littleton,
                CO Jefferson Co. United States | S Union Ct. / S Ida Ave. (39.61175, -105.13316) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.0433 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Littleton,
                CO Jefferson Co. United States | S Zang St. / Robert Easton Park (39.60735, -105.14731) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.6044 | Other (At-Grade) Single-Lane | 2006 | 3rd leg added around 2012, Built for future 4th Leg. ICD estimated from Google Maps linework. | 
| Birmingham,
                AL Jefferson Co. United States | Liberty Pkwy. / Lake Pkwy. (33.47937, -86.67624) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.8928 | Other (At-Grade) Single-Lane | 2000 | Year Completed estimated (1998-2002). ICD estimated from Google Maps linework. | 
| Windermere,
                FL Orange Co. United States | Main St. / 5th Ave. (28.49567, -81.53498) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2005 | |
| Windermere,
                FL Orange Co. United States | Main St. / 6th Ave. (28.49445, -81.53457) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.1376 | Other (At-Grade) Single-Lane | 2005 | Previous control type estimated. | 
| Windermere,
                FL Orange Co. United States | McGuire Rd. / Park Ave. (28.50789, -81.54275) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.6992 | Other (At-Grade) Single-Lane | 2011 | |
| Orlando,
                FL Orange Co. United States | Reams Rd. / Silverlake Park Dr. (28.44357, -81.56126) | Roundabout Existing | Unknown None | 4 Approaches 0 Driveways 52.5079 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Circulatory roadway striping has evolved from initially concentric to now spiral. ICD estimated from Google Maps linework. | 
| Orlando,
                FL Orange Co. United States | Lake Village Rd. / Lakeside Village Rd. (28.44895, -81.56354) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.5532 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Boulder,
                CO Boulder Co. United States | Cherryvale Rd. / Oreg St. (40.01320, -105.21292) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.5272 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| New Albany,
                OH Franklin Co. United States | Hamilton Rd. / (unknown 2) (40.07531, -82.85598) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.9532 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. |