| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Middletown,
                DE New Castle Co. United States | Bunker Hill Rd. / Choptank Rd. (39.45790, -75.74350) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 31.3525 | Other (At-Grade) Single-Lane | 2007 | Rural, redesigned in 2008 to better accommodate trucks and farm equipment. ICD estimated from Google Maps linework. | 
| Woodland,
                CA Yolo Co. United States | Promenade Dr. / Somerset Cir. (38.64501, -121.73150) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.7154 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Woodland,
                CA Yolo Co. United States | Campos Ave. / Mack Way / Shoemaker Ct. (38.64920, -121.73140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.1843 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Woodland,
                CA Yolo Co. United States | Campos Ave. / Ortiz Ave. (38.65290, -121.73120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.7792 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Kitchener,
                ON Waterloo Regional Municipality Canada | Ira Needles Blvd. / Victoria St. S. (43.42872, -80.55302) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 46.8373 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework. | 
| Kitchener/Waterloo,
                ON Waterloo Regional Municipality Canada | Ira Needles Blvd. / University Ave. (43.43700, -80.55984) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 53.7688 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework. | 
| Kitchener,
                ON Waterloo Regional Municipality Canada | Fischer-Hallman Rd. / Huron Rd. (43.38225, -80.48878) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.0000 | Other (At-Grade) Single-Lane | 2007 | |
| Kitchener,
                ON Waterloo Regional Municipality Canada | Fischer-Hallman Rd. / Seabrook Dr. (43.38706, -80.49034) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 19.0946 | Other (At-Grade) Single-Lane | 2007 | Sized as double-lane but striped as single-lane with yellow spiral hatching next to truck apron. ICD estimated from Google Maps linework. | 
| Conway,
                AR Faulkner Co. United States | Courtway Dr. / Siebenmorgan Rd. (35.09868, -92.41469) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0634 | Other (At-Grade) Single-Lane | 2007 | Schools located within one block on three of four approaches Functional Class: Collector ICD estimated from Google Maps linework. | 
| Conway,
                AR Faulkner Co. United States | Prince St. / Western Ave. (35.09203, -92.45590) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.7935 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Located at Entrance to High School Complex Previously controlled by two way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Slingerlands,
                NY Albany Co. United States | Rte. 85 / Rte. 140 (42.63699, -73.85594) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 54.4744 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Slingerlands,
                NY Albany Co. United States | Rte. 85 / Maher Rd. (42.64485, -73.85257) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 54.4675 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Slingerlands,
                NY Albany Co. United States | Rte. 85 / Blessing Rd. (42.64893, -73.84798) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 47.4364 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Slingerlands,
                NY Albany Co. United States | Rte. 85 / Vista Blvd. (42.64012, -73.85937) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.3217 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Coopersville,
                MI Ottawa Co. United States | 68th Ave. / Randall St. (43.05976, -85.95670) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.3956 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Rocky Mountain Ave. / Medical Center of the Rockies South (40.41537, -105.00150) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 40.0100 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Rocky Mountain Ave. / Medical Center of the Rockies North (40.41752, -105.00030) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 47.2831 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Rocky Mountain Ave. / Kendall Pkwy. / Artisan Dr. (40.42604, -105.00249) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 51.8230 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Montana City,
                MT Lewis and Clark Co. United States | SR 282 / Jackson Creek Rd. (46.54082, -111.94824) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. | 
| Helena,
                MT Lewis and Clark Co. United States | Saddle Dr. / Colonial Dr. (46.57319, -111.97703) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.1246 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Jockvale Rd. / Fable St. / Weybridge Dr. (45.27378, -75.76441) | Roundabout Existing | All-Way Yield Active Pedestrian Warning (flashing yellow) | 4 Approaches 0 Driveways 32.7784 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Huntmar Rd. / Rosehill Ave. (45.28658, -75.91740) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.4516 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Quebec,
                QC Capitale-Nationale Region Canada | Boulevard de la Morille / Boulevard Robert Bourassa (46.83900, -71.31117) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.7642 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lee's Summit,
                MO Jackson Co. United States | SW Longview Blvd. / SW Fascination Dr. (38.91153, -94.44954) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.6077 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Lee's Summit,
                MO Jackson Co. United States | SW Longview Blvd. / SW Keesler Dr. (38.90892, -94.44749) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.6093 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Lee's Summit,
                MO Jackson Co. United States | SW Longview Blvd. / SW Longview Rd. / SW Redbuck Cir. (38.90582, -94.44718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1878 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Lee's Summit,
                MO Jackson Co. United States | Bridlewood Dr. / Lewis Dr. (38.91375, -94.44021) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2007 | |
| Yorkton,
                SK N/A Canada | Bradbrooke Dr. / Gladstone Ave. / King St. / Winchester St. (51.20293, -102.47442) | Roundabout Existing | All-Way Yield Other | 0 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | 2007 | At-grade rail crossing on east leg (crossbucks only, no active devices). Year Completed estimated (2004-2009). | 
| Reno,
                NV Washoe Co. United States | Neill Rd. / Kietzke Ln. (39.46721, -119.79120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.5545 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Princess Ave. / Rockcliffe Pkwy. (45.44599, -75.68909) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.4647 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Winnipeg,
                MB Winnipeg Capital Region Canada | Lake Crest Rd. / (unknown) (49.80688, -97.17566) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 34.6851 | Other (At-Grade) Unknown | 2007 | ICD estimated from Google Maps linework. | 
| Chaptico,
                MD St. Marys Co. United States | MD 234 / MD 238 (38.36791, -76.78179) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 35.5833 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Britton Pkwy. NE / Gateway Blvd. (47.06858, -122.78590) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.3012 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened September 2007. ICD estimated from Google Maps linework. | 
| Fruitland,
                MD Wicomico Co. United States | MD 513 Cedar Ln. / Division St. (38.32094, -75.61021) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 29.0471 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Columbus,
                NC Polk Co. United States | NC 108 / I-26 WB Ramps (35.24627, -82.20499) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 34.1384 | Freeway Ramps (Grade-Separated) Single-Lane | 2007 | Part of interchange - two-lane bridge. ICD estimated from Google Maps linework. | 
| Mount Vernon,
                WA Skagit Co. United States | SR 538 (E College Way) / SR 9 (48.43002, -122.26460) | Roundabout Existing | Unknown Unknown | 3 Approaches 1 Driveways 38.0389 | Other (At-Grade) Single-Lane | 2007 | Opened July 2007. Rural. Fatal crash December 22, 2011. 11861-05. ICD estimated from Google Maps linework. | 
| North Bend,
                WA King Co. United States | SR 202 / I-90 EB Ramps (47.48782, -121.79730) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.9673 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. ICD estimated from Google Maps linework. | 
| Clemmons,
                NC Forsyth Co. United States | Kinnamon Rd. / Kinnamon Ct. / Bay Meadows Ct. (36.04185, -80.38411) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.8345 | Other (At-Grade) Single-Lane | 2007 | Built by developer. ICD estimated from Google Maps linework. | 
| Concord,
                NC Cabarrus Co. United States | Cabarrus Ave. / Old Charlotte Rd. / Cascade Dr. (35.40025, -80.59350) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.8617 | Other (At-Grade) Single-Lane | 2007 | TIP project. ICD estimated from Google Maps linework. | 
| Marysville,
                WA Snohomish Co. United States | 34th Ave. NE / Quil Ceda Blvd. (48.10637, -122.18610) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 35.0906 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened May 2007. ICD estimated from Google Maps linework. | 
| Whitehorse,
                YT N/A Canada | 4th Ave. / Robert Service Way (60.71251, -135.05100) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.7860 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2004-2010). ICD estimated from Google Maps linework. | 
| Hoffman Estates,
                IL Cook Co. United States | Essex Dr. / Beacon Pointe Dr. (42.06310, -88.23064) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.2604 | Other (At-Grade) Single-Lane | 2007 | Roundabout pictures available at Village Website http://www.hoffmanestates.org/government/departments-comdev-transportation.shtml#InterestandInfo Functional Class: Collector ICD estimated from Google Maps linework. | 
| Gig Harbor,
                WA Pierce Co. United States | Borgen Blvd. / Harbor Hill Dr. (47.35993, -122.60160) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.8333 | Other (At-Grade) Single-Lane | 2007 | Opened March 2007. ICD estimated from Google Maps linework. | 
| Ferndale,
                WA Whatcom Co. United States | Vista Dr. / Malloy Ave. / Ferndale Terr. (48.85251, -122.59620) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.3640 | Other (At-Grade) Single-Lane | 2007 | Opened September 2007. ICD estimated from Google Maps linework. | 
| Covington,
                WA King Co. United States | SE 256th St. / 164th Ave. SE (47.37256, -122.12290) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1477 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Open September 2007. ICD estimated from Google Maps linework. | 
| Colville,
                WA Stevens Co. United States | SR 395 / Railroad Ave. (48.54959, -117.91250) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.9494 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Harrell Pkwy. / Town Center Dr. (39.99273, -85.93156) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 22.8752 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Hazel Dell Rd. / E 161st St. (40.02205, -86.07061) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Painted spirals next to central island. | 
| Sheboygan,
                WI Sheboygan Co. United States | STH 42 / I-43 NB Ramps (43.79261, -87.76325) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.0714 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. http://www.sheboygan-press.com/apps/pbcs.dll/article?AID=/20071028/SHE0101/710280468/1973 ICD estimated from Google Maps linework. | 
| Sheboygan,
                WI Sheboygan Co. United States | STH 42 / I-43 SB Ramps (43.79406, -87.76523) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9673 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. http://www.sheboygan-press.com/apps/pbcs.dll/article?AID=/20071028/SHE0101/710280468/1973 ICD estimated from Google Maps linework. | 
| Sheboygan,
                WI Sheboygan Co. United States | STH 42 / Vanguard Dr. (Walmart entrance) (43.79655, -87.76846) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.5517 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. Roundabout serves Wal-mart retail center. http://www.sheboygan-press.com/apps/pbcs.dll/article?AID=/20071028/SHE0101/710280468/1973 Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Tacoma,
                WA Thurston Co. United States | N. 37th St. / Stevens St. / Mason Ave. (47.28197, -122.49590) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.8760 | Other (At-Grade) Single-Lane | 2007 | One leg skewed at ~60 degrees. Opened April 2007. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Fall City,
                WA King Co. United States | SR 202 / SR 203 (47.56919, -121.88690) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 21.7569 | Other (At-Grade) Single-Lane | 2007 | Completed October 2007. ICD estimated from Google Maps linework. | 
| Overland Park,
                KS Johnson Co. United States | 157th St. / King St. (38.84201, -94.71545) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.9304 | Other (At-Grade) Single-Lane | 2007 | Built for new development. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Access Rd. / Bass Pro entrance (38.91125, -94.77769) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.0919 | Other (At-Grade) Single-Lane | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Renner Rd. / North Bass Pro entrance (38.91125, -94.77965) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3852 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Renner Rd. / South Bass Pro entrance (38.90922, -94.77960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.5981 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Rd. / 88th St. (38.96903, -94.77977) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.0001 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Rd. / 89th St. (38.96741, -94.77979) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.8582 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Rd. / 90th St. (38.96544, -94.77975) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.0735 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Rd. / S Apartment Entrance (38.96370, -94.77972) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 40.8603 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Blvd. / Parking Lot Entrance (38.95781, -94.77966) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.2222 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Colleyville,
                TX Tarrant Co. United States | Hall-Johnson Rd. / Bogart Dr. (32.89345, -97.14912) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2007 | Right turn bypass in one quadrant. Middle school driveway is one of legs. Concrete construction. | 
| La Quinta,
                CA Riverside Co. United States | Avenida Montezuma / Avenida Navarro (33.67616, -116.30460) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2007 | Modified from former geometrics to conform to roundabout. 21442 | 
| North Auburn,
                CA Placer Co. United States | Willow Creek / 1st St. (38.93790, -121.10060) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 38.0883 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Howard,
                WI Brown Co. United States | Lineville Rd. (CTH M) / Waterway Ct. (44.59112, -88.07314) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.9178 | Other (At-Grade) Single-Lane | 2007 | Completed summer 2007. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | S Warwick St. / 165th St. (38.82870, -94.80401) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 26.0515 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | Wanamaker Rd. / 53rd St. (38.97103, -95.76216) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.4277 | Other (At-Grade) Single-Lane | 2007 | Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Main Ave.-Wisconsin St. (STH 32) / Broadway (STH 57) (44.44744, -88.06049) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.5995 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened July 12, 2007. First multilane roundabout in Wisconsin. ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Co. Hwy. PP / Jacobsen Rd. / American Dr. (44.21429, -88.47825) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.8167 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| San Diego,
                CA San Diego Co. United States | Sea Ridge Dr. / Chelsea St. (32.80875, -117.26520) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.0801 | Other (At-Grade) Single-Lane | 2007 | Marginal roundabout. No splitter islands. ICD estimated from Google Maps linework. | 
| West Haven,
                CT New Haven Co. United States | Rte 162 (Jones Hill Rd.) / SR 705 (Ocean Avenue) (41.23624, -72.98605) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.8421 | Other (At-Grade) Single-Lane | 2007 | Opened fall 2007. Connecticut DOT project. Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| Casa Grande,
                AZ Pinal Co. United States | N. Pottebaum Ave. / E. Anna Dr. (32.88727, -111.72700) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 24.0702 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Casa Grande,
                AZ Pinal Co. United States | N. Pottebaum Ave. / E. Manor Dr. (32.88863, -111.72680) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 20.0582 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Kelowna,
                BC Central Okanogan Canada | Swamp Rd. / Casorso Rd. (49.84534, -119.46640) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 23.1050 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Kelowna,
                BC Central Okanogan Canada | Benvoulin Rd. / Casorso Rd. (49.84882, -119.46910) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.1952 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | King George Hwy / 14th St. (Ave.?) (49.02746, -122.77110) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.7585 | Other (At-Grade) Single-Lane | 2007 | http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework. | 
| North Cowichan,
                BC Cowichan Valley Regional District Canada | Tzouhalem Rd. / Maple Bay Rd. (48.78071, -123.67160) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.1188 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Flagstaff,
                AZ Coconino Co. United States | S Woody Mountain Rd. / W Presidio Dr. (35.18308, -111.69266) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2007). | 
| Flagstaff,
                AZ Coconino Co. United States | Dodge Ave. / Railhead Ave. (35.22522, -111.57000) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 38.0498 | Other (At-Grade) Single-Lane | 2007 | By developer. ICD estimated from Google Maps linework. | 
| Sacramento,
                CA Sacramento Co. United States | Rush River Dr. / Windbridge Dr. (38.48465, -121.53360) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 32.7212 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Sacramento,
                CA Sacramento Co. United States | Silva Ranch Way / (unknown) (38.47686, -121.52680) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 61.7094 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Sacramento,
                CA Sacramento Co. United States | Coleman Ranch Way / (unknown) (38.47739, -121.52340) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 139.3127 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Cedar Falls,
                IA Blackhawk Co. United States | Cedar Heights Dr. / Viking Rd. (42.48899, -92.41638) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2007 | Right-turn-only lane on west leg. Intersection relocated from T-intersection to the south. Opened November 2007. | 
| Coralville,
                IA Johnson Co. United States | Holiday Rd. / Corridor Way (41.69709, -91.60332) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.3202 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Caledonia,
                WI Racine Co. United States | STH 38 / CTH K (Northwestern Ave.) (42.75957, -87.86417) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.9524 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. Right-turn bypass lane. ICD estimated from Google Maps linework. | 
| Hamburg,
                NY Erie Co. United States | US 62 (E Main St.) / Center St. (42.71622, -78.83438) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 23.6925 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Hamburg,
                NY Erie Co. United States | US 62 (E Main St.) / Buffalo St. (42.71581, -78.82941) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 33.3452 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Keene,
                NH Cheshire Co. United States | Main St. / Winchester St. / Marlboro St. (42.92849, -72.27757) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.2307 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Morse Blvd. / Odell Cir. (south) (28.87232, -81.96546) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.3853 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / St. Charles Pl. (28.87086, -81.99529) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.3861 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Lamar St. / US 278 EB Ramps (34.35343, -89.52121) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 33.5242 | Other (At-Grade) Single-Lane | 2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Lamar St. / US 278 WB Ramps (34.35479, -89.52112) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.4676 | Other (At-Grade) Single-Lane | 2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| Rye,
                NH Rockingham Co. United States | Foyes Corner: Rte 1A (Pioneer Rd. - Sagamore Rd.) / Elwin Rd. / Sagamore Rd. (43.04597, -70.74656) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2007 | |
| Sidney,
                BC Capital Regional District Canada | Beacon Ave. / 1st St. (48.64890, -123.39530) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.6171 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2004-2009). ICD estimated from Google Maps linework. | 
| Las Vegas,
                NV Clark Co. United States | S. Buffalo Dr. / W. Wigwam Ave. (36.03371, -115.26090) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.6669 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Las Vegas,
                NV Clark Co. United States | S. Buffalo Dr. / W. Pebble Rd. (36.02636, -115.26070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.7727 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | 188 St. / 68 Ave. (49.12614, -122.70170) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 25.7916 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | 190 St. / 68 Ave. (49.12626, -122.69620) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 26.5731 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | N Kasold Dr. / Tillerman Dr. (38.99010, -95.27911) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. |