| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Wilsonville,
                OR Clackamas Co. United States | SW Boeckman Rd. / SW Kinsman Rd. (45.31738, -122.77993) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 41.1515 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Cedar Falls,
                IA Black Hawk Co. United States | University Ave. / Waterloo Rd. (42.51304, -92.42713) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.8558 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework. | 
| Cedar Falls,
                IA Black Hawk Co. United States | University Ave. / Holiday Rd. (42.51304, -92.43342) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.7362 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework. | 
| Cedar Falls,
                IA Black Hawk Co. United States | University Ave. / Boulder Dr. (42.51312, -92.43821) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.4202 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework. | 
| Germantown,
                WI Washington Co. United States | STH 175 (Appleton Ave.) / CTH Y (Lannon Rd.) (43.20619, -88.15727) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.8216 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Yorkville,
                WI Racine Co. United States | US 45 (S Colony Ave.) / Spring St. (42.70407, -88.05189) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.6176 | Other (At-Grade) Single-Lane | 2017 | Elliptical shape. ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | W Pioneer Rd. / S Military Rd. (43.76131, -88.47064) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9914 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=43.760977353650404%2C-88.47475648794119&z=15. ICD estimated from Google Maps linework. | 
| Grand Chute,
                WI Outagamie Co. United States | E Edgewood Dr. / N Lightning Dr. (44.31650, -88.36852) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.31723974656583%2C-88.38383077985048&z=14. | 
| Lawrence,
                WI Brown Co. United States | Lost Dauphin Rd. (CTH D) / Hickory Rd. (44.37573, -88.13582) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.37572660404294%2C-88.13766541271974&z=17. | 
| Cottage Grove,
                MN Washington Co. United States | Innovation Rd. / US 10-US 61 WB Ramps / E Point Douglas Rd. S (44.80640, -92.91166) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 52.5367 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Sauk Rapids,
                MN Benton Co. United States | 2nd St. N / 6th Ave. N (45.59429, -94.16301) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.1142 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2018). ICD estimated from Google Maps linework. | 
| Sauk Rapids,
                MN Benton Co. United States | 2nd St. N / Summit Ave. (45.59724, -94.15874) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2764 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.sctimes.com/story/news/local/2017/07/05/most-expensive-road-project-county-history-brings-hopes-economic-development/444801001/ ICD estimated from Google Maps linework. | 
| Alberton,
                PE Prince Canada | Western Rd. / Ohalloran Rd. / Mill River East Rd. (46.76125, -64.18012) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.7265 | Other (At-Grade) Single-Lane | 2017 | https://www.theguardian.pe.ca/news/local/roundabout-at-bloomfield-corner-completed-104904/ ICD estimated from Google Maps linework. | 
| Alexandria,
                MN Douglas Co. United States | Hazel Hill Rd. SE / McKay Ave. S / 34th Ave. E (45.86060, -95.35298) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.1013 | Other (At-Grade) Single-Lane | 2017 | https://www.voiceofalexandria.com/news/local/roundabout-should-be-finished-by-labor-day-weekend/article_f6af82d6-8c0d-11e7-a3f0-2b7a68b8879b.html ICD estimated from Google Maps linework. | 
| Spokane,
                WA Spokane Co. United States | W Woodside Ave. / N F St. (47.72087, -117.45875) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | |
| Spokane,
                WA Spokane Co. United States | W Woodside Dr. / W Dell Dr. (47.72059, -117.45289) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 78.7411 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Spokane,
                WA Spokane Co. United States | W Woodside Ave. / N Alberta St. (47.71971, -117.44693) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.1223 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Johnston,
                IA Polk Co. United States | NW 70th Ave. / NW 100th St. (41.68834, -93.75589) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.8109 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Johnston,
                IA Polk Co. United States | NW 100 St. / NW 68th Ave. (41.68333, -93.75594) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5705 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Johnston,
                IA Polk Co. United States | NW 100th St. / Ashton Dr. (41.67978, -93.75594) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5725 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Johnston,
                IA Polk Co. United States | NW 100th St. / Newport Vista Dr. (41.67795, -93.75591) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.6815 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Grimes,
                IA Polk Co. United States | NE Beaverbrooke Blvd. / NE Heritage Dr. (41.70101, -93.78190) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 57.0699 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Grimes,
                IA Polk Co. United States | NE Beaverbrooke Blvd. / NE Park Dr. / NE Park St. (41.70201, -93.78755) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.0184 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Rossum Dr. / Mariana Hills Cir. / Mariana Ridge Ct. (40.40225, -105.14134) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | |
| Billings,
                MT Yellowstone Co. United States | Grand Ave. / 38th St. W (45.78400, -108.61111) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.9757 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Fourth leg stubbed. ICD estimated from Google Maps linework. | 
| Laredo,
                TX Webb Co. United States | International Blvd. / San Isidro Pkwy. (27.60216, -99.47073) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2017 | Northbound through bypass lane. https://www.kgns.tv/content/news/International-Roundabout-project-almost-complete-456714933.html | 
| Canmore,
                AB Alberta Canada | Benchlands Trl. / Elk Run Blvd. (51.08662, -115.32768) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.5063 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2015-2018). ICD estimated from Google Maps linework. | 
| Farmington,
                NM San Juan Co. United States | Foothills Dr. / Rinconada St. (36.79144, -108.13909) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2015-2019). | 
| Bethesda,
                MD Montgomery Co. United States | Bradmoor Dr. / Roosevelt St. (38.99427, -77.11925) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2018). | 
| Pahrump,
                NV Nye Co. United States | NV 372 / S Blagg Rd. (36.20512, -116.01422) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.8025 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2018). ICD estimated from Google Maps linework. | 
| Pahrump,
                NV Nye Co. United States | NV 372 / Pahrump Valley Blvd. (36.20651, -115.99115) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.4389 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2018). ICD estimated from Google Maps linework. | 
| Hilliard,
                OH Franklin Co. United States | Davis Rd. / Audubon Ave. (40.02548, -83.19837) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | City of Hilliard jurisdiction. | 
| Mount Vernon,
                WA Skagit Co. United States | E Division St. / Waugh Rd. (48.42091, -122.28709) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.1934 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Garland,
                TX Dallas Co. United States | W Brand Rd. / Bellaire Dr. / Three Oaks Ln. (32.95141, -96.63774) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2017 | . | 
| New Albany,
                OH Franklin Co. United States | US 62 (Johnstown Rd.) / Greensward Rd. / Lambton Park Rd. (40.06668, -82.82720) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.7326 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Forest Lake,
                MN Washington Co. United States | Fenway Ave. / Headwaters Pkwy. (45.23731, -92.99853) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.3018 | Other (At-Grade) Single-Lane | 2017 | ra-list-july2014.xlsx (file available from http://www.dot.state.mn.us/stateaid/projectdelivery.html) Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Logan,
                OH Hocking Co. United States | SR 328 / US 33 SB Ramps (39.52126, -82.37668) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | |
| Grove City,
                OH Franklin Co. United States | Gantz Rd. / Brookham Dr. (39.88597, -83.05650) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.4067 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Port St. Lucie,
                FL St. Lucie Co. United States | NW California Blvd. / NW University Dr. (27.32120, -80.39827) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Right-turn-only and/or through-only lanes on all three legs, with north and west legs having circulatory roadway striped out to one lane. | 
| Yulee,
                FL Nassau Co. United States | Wildlight Ave. / Daydream Ave. (30.62645, -81.64046) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.7764 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Jacksonville,
                FL Duval Co. United States | Integra Dr. / Heron Bay Rd. (30.49089, -81.63117) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.6416 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| San Marcos,
                CA San Diego Co. United States | Santa Barbara Dr. / Treasure Dr. (33.12251, -117.17275) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 28.0071 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| San Marcos,
                CA San Diego Co. United States | Santa Barbara Dr. / Village Dr. (33.12156, -117.17000) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 23.0061 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Fort Worth,
                TX Tarrant Co. United States | Veale Ranch Pkwy. / Ventana Pkwy. (32.67332, -97.50614) | Roundabout Existing | All-Way Yield None | 2 Approaches 1 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2017 | . | 
| Knoxville,
                TN Knox Co. United States | Maloney Rd. / Dresser Rd. (35.90481, -83.95273) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.7937 | Other (At-Grade) Single-Lane | 2017 | https://lakemoor.org/alcoa-hwy-february-7-2017/ . ICD estimated from Google Maps linework. | 
| Wylie,
                TX Collin Co. United States | Inspiration Blvd. / Huffines Blvd. / Eminence Ln. (33.06009, -96.54798) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2017 | . | 
| Apopka,
                FL Orange Co. United States | Marden Rd. / SR 414 WB Off-ramp (28.65380, -81.52579) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.2496 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | https://www.facebook.com/cityofapopka/photos/road-closure-noticemarden-road-will-be-closed-beginning-tomorrow-to-construct-tw/1191422450975658/ . ICD estimated from Google Maps linework. | 
| Apopka,
                FL Orange Co. United States | Marden Rd. / Harmon Rd. / SR 414 EB On-ramp (28.65199, -81.52579) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.3463 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | https://www.facebook.com/cityofapopka/photos/road-closure-noticemarden-road-will-be-closed-beginning-tomorrow-to-construct-tw/1191422450975658/ . ICD estimated from Google Maps linework. | 
| Miami Lakes,
                FL Miami-Dade Co. United States | Miami Lakes Dr. W / NW 89th Ave. (25.91334, -80.34499) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.7819 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | E Lincoln Ave. / Cordova Rd. / (apartment access) (40.58852, -105.05439) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.9999 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Palmetto Bay,
                FL Miami-Dade Co. United States | SW 82nd Ave. / SW 168th St. (25.61461, -80.32458) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 19.3851 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Dublin,
                OH Franklin Co. United States | Brand Rd. / Avery Rd. (40.12997, -83.15916) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.8739 | Other (At-Grade) Single-Lane | 2017 | https://dublinohiousa.gov/newsroom/averybrand-roundabout-traffic-pattern-change ICD estimated from Google Maps linework. | 
| Kokomo,
                IN Howard Co. United States | W Markland Ave. / Park Ave. (40.47630, -86.14763) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.9738 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.kokomotribune.com/news/local_news/updated-roundabout-at-markland-and-park-open-almost-complete/article_99ddf954-d940-11e7-8f84-b30e25030c35.html ICD estimated from Google Maps linework. | 
| West Chester Township,
                OH Butler Co. United States | Civic Centre Blvd. / Water Front Dr. / Bass Pro Dr. (39.31600, -84.42671) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.5044 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Spanish Fork,
                UT Utah Co. United States | S 2550 E St. / E 920 S St. / High Ridge Dr. (40.09766, -111.61209) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0255 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.facebook.com/SpanishForkCity/posts/a-new-roundabout-is-about-to-be-constructed-on-2550-e-between-canyon-rd-and-us-6/10154689907980318/. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Johnson City,
                TN Washington Co. United States | Browns Mill Rd. / W Mountain View Rd. (36.36176, -82.40159) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.5094 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.wjhl.com/news/new-johnson-city-roundabout-causing-confusion-for-some-drivers/ ICD estimated from Google Maps linework. | 
| Peoria,
                IL Peoria Co. United States | Grange Hall Rd. / Radnor Rd. (40.81267, -89.64974) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2019). | 
| Hanover Township,
                PA Luzerne Co. United States | S Valley Pkwy. / SR 29 WB Ramps (41.20310, -75.95814) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.1322 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of the South Valley Parkway Project. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Hanover Township,
                PA Luzerne Co. United States | South Valley Pkwy. / Main St. (41.20398, -75.94735) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.5373 | Other (At-Grade) Single-Lane | 2017 | Part of the South Valley Parkway Project. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Simpsonville,
                SC Greenville Co. United States | Woodruff Rd. / Lee Vaughn Rd. (34.79040, -82.18007) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.2718 | Other (At-Grade) Single-Lane | 2017 | Replaced all-way stop offset T-intersections. ICD estimated from Google Maps linework. | 
| Woodruff,
                SC Spartanburg Co. United States | SC 146 / SC 417 (34.80064, -82.15773) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.3443 | Other (At-Grade) Single-Lane | 2017 | Replaced scissor-type intersection. ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Great Park Blvd / Bosque (33.67833, -117.73658) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.7122 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Cadence / Bosque / Hornet (33.67686, -117.74126) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.7680 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Riverview,
                FL Hillsborough Co. United States | Big Bend Rd. / Boggy Creek Dr. (27.80313, -82.26919) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.9918 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| New Tampa,
                FL Hillsborough Co. United States | Mistflower Ln. / Paddock View Dr. (28.16341, -82.29946) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8524 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Great Park Blvd. / Skyhawk (33.67019, -117.73276) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 43.7347 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Anoka,
                MN Anoka Co. United States | S 4th Ave. / Washington St. / Military Rd. (45.19165, -93.38535) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 24.4090 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2017 | Painted pumpkin in center: https://www.facebook.com/CityofAnokaMN/photos/a.340051602702875/1707805759260779/?type=3. ICD estimated from Google Maps linework. | 
| Brampton,
                ON Peel Canada | Longevity Rd. / Settlers Field Rd. (43.65233, -79.81352) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.3810 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Whitchurch-Stouffville,
                ON York Canada | Baker Hill Blvd. / Brownsberger Rd. (43.97580, -79.27341) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.3628 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Lafayette,
                IN Tippecanoe Co. United States | E 430 S / S 150 E / S 18th St. (40.35570, -86.87599) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.6860 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Massena,
                NY St. Lawrence Co. United States | Center St. / Parker Ave. (44.93393, -74.88746) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.5106 | Other (At-Grade) Single-Lane | 2017 | https://www.nny360.com/news/massena-roundabout-open-to-traffic/article_e871f943-583b-5820-a528-ca33bb8ee098.html. Previous intersection was a large triangle with a one-way road on one side, so no control signage. ICD estimated from Google Maps linework. | 
| Benton,
                AR Saline Co. United States | Alcoa Rd. / (unknown) (34.60175, -92.53431) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.2045 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Benton,
                AR Saline Co. United States | Alcoa Rd. / (unknown) (34.59911, -92.53440) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1384 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Benton,
                AR Saline Co. United States | Alcoa Rd. / Boone Rd. (34.59647, -92.53457) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.2580 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Benton,
                AR Saline Co. United States | Alcoa Rd. / Sleepy Village Rd. (34.58876, -92.53480) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.1950 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Granger,
                IN St. Joseph Co. United States | Brick Rd. / Fir Rd. (41.73874, -86.15903) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.1918 | Other (At-Grade) Single-Lane | 2017 | https://prairievista.phmschools.org/intersection-brick-road-and-fir-road-closure. ICD estimated from Google Maps linework. | 
| Dieppe,
                NB Westmorland Canada | Melanson Rd. / Dieppe Blvd. (46.07528, -64.69420) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.6553 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| North Vernon,
                IN Jennings Co. United States | US 50 / IN 750 (39.01143, -85.60029) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3289 | Other (At-Grade) Single-Lane | 2017 | https://www.in.gov/indot/projects/2423.htm . ICD estimated from Google Maps linework. | 
| Anchorage,
                AK Anchorage United States | Klatt Rd. / Johns Rd. (61.11584, -149.87879) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.0760 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Vacaville,
                CA Solano Co. United States | Vanden Rd. / Leisure Town Rd. (38.31717, -121.94312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2017 | Added lane right-turn bypass lanes on west and south legs. | 
| Monterey,
                CA Monterey Co. United States | SR 68 / SR 1 SB Off-Ramp / 17 Mile Dr. (36.57529, -121.91281) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | |
| Monterey,
                CA Monterey Co. United States | 17 Mile Dr. / SR 1 SB On-Ramp (36.57448, -121.91295) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 28.9560 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Raindrop shape. Right-turn-only lane on west leg. | 
| Lafayette,
                CA Contra Costa Co. United States | Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2017 | Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg. | 
| 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. | 
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / I-5 SB Ramps (45.85163, -122.70380) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Ridgefield,
                WA Clark Co. United States | NW La Center Rd. / I-5 NB Ramps (45.85214, -122.70160) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Conway,
                AR Faulkner Co. United States | Bruce St. / (unknown) (35.08250, -92.42927) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2017 | |
| Conway,
                AR Faulkner Co. United States | Amity Rd. / Elsinger Blvd. (35.08456, -92.41419) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 49.8436 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Conway,
                AR Faulkner Co. United States | E 6th St. / Central Landing Blvd. (35.08420, -92.42236) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.7531 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Conway,
                AR Faulkner Co. United States | E 6th St. / 1st Ave. / Bruce St. (35.08422, -92.42807) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0705 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Missoula,
                MT Missoula Co. United States | N Orange St. / N 5th St. / I-90 EB Ramps (46.87980, -113.99314) | Roundabout Existing | All-Way Yield Active Pedestrian Warning (flashing yellow) | 3 Approaches 0 Driveways 45.7162 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Completed June 2017. ICD estimated from Google Maps linework. | 
| Forest Grove,
                OR Washington Co. United States | OR Hwy 47 / Verboort Rd. / Purdin Rd. (45.54784, -123.10578) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.5115 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Forest Grove,
                OR Washington Co. United States | OR Hwy 47 / David Hill Rd. (45.53898, -123.10728) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.1922 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Hillsboro,
                OR Washington Co. United States | NW Jackson School Rd. / NW Scotch Church Rd. / NW Meek Rd. (45.57257, -122.96991) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.4901 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Petersburg,
                VA Dinwiddie Co. United States | SR 600 (Westgate Dr) / SR 226 (Cox Rd) (37.21434, -77.45870) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.6057 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Lincoln,
                NE Lancaster Co. United States | Yankee Woods Dr. / (unknown) (40.72289, -96.60408) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.8266 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Lincoln,
                NE Lancaster Co. United States | Yankee Woods Dr. / (unknown 2) (40.72556, -96.60085) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.5404 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Liberty Lake,
                WA Spokane Co. United States | E Mission Ave. / N Molter Rd. (47.67131, -117.08964) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.3654 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Deerfield Township,
                OH Warren Co. United States | Fields Ertel Rd. / N Lebanon Rd. / Columbia Rd. (39.28999, -84.28242) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.6549 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Middletown,
                OH Warren Co. United States | Union Rd. / Greentree Rd. (39.46532, -84.31978) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.8813 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. |