| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Columbus,
                GA Muscogee Co. United States | Gazebo Way / Vine St. (32.42785, -84.94247) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.1862 | Other (At-Grade) Single-Lane | 2009 | Completed November 2009. Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Preservation Way / Broadleaf Ln. (32.56264, -84.84101) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.2765 | Other (At-Grade) Single-Lane | 2007 | Completed May 2007. Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Wellington Trace / Wellington Way (32.57888, -84.90186) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.2817 | Other (At-Grade) Single-Lane | 2005 | Completed April 2005. Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Whitesville Walk / Woodville Dr. (32.55371, -84.97279) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.1939 | Other (At-Grade) Single-Lane | 2007 | Completed March 2007. Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Warm Springs Rd. / Blackmon Rd. (32.54701, -84.89021) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.1555 | Other (At-Grade) Single-Lane | 2011 | Completed February 2011. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Daphne,
                AL Baldwin Co. United States | Whispering Pines Rd. / Pollard Rd. (30.61848, -87.88578) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.8622 | Other (At-Grade) Single-Lane | 2010 | Completed summer 2010. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Statesboro,
                GA Bulloch Co. United States | Forest Dr. / Old Register Rd. (32.42382, -81.79015) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.2035 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Statesboro,
                GA Bulloch Co. United States | W. Gentilly Rd. / O'Neal Dr. (32.42258, -81.77542) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.1957 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Auburn,
                WA Pierce Co. United States | Peasley Canyon Rd. / Peasley Canyon Way (47.30340, -122.27190) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3463 | Other (At-Grade) Single-Lane | 2012 | Opened January 2012. ICD estimated from Google Maps linework. | 
| Sacramento,
                CA Sacramento Co. United States | Northborough Dr. / Heritage Park Ln. / Rose Arbor Dr. (38.68221, -121.51550) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.3081 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| North Atlanta,
                GA DeKalb Co. United States | Hermance Dr. / Hillwood Terr. (33.87289, -84.33463) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.7403 | Other (At-Grade) Single-Lane | 2009 | Built 2008-2009. ICD estimated from Google Maps linework. | 
| Suwanee,
                GA Gwinnett Co. United States | Wildwood Rd. / Suwanee Creek Rd. / Peachtree Ridge Park (34.01721, -84.07594) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.7687 | Other (At-Grade) Single-Lane | 2007 | Built 2006-2007. ICD estimated from Google Maps linework. | 
| Covington,
                GA Newton Co. United States | Turner Lake Rd. / Clark St. (33.59928, -83.87597) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.7864 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Dallas,
                GA Paulding Co. United States | Powder Mill St. / Wal-Mart Dr. (33.93363, -84.73243) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.6548 | Other (At-Grade) Single-Lane | 2006 | Serves Wal-Mart. ICD estimated from Google Maps linework. | 
| Cartersville,
                GA Bartow Co. United States | Liberty Ln. / (Hilton Hotel driveways) (34.16754, -84.78223) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.6928 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Built 2008-2009. Concentric striped circulatory roadway. ICD estimated from Google Maps linework. | 
| Missoula,
                MT Missoula Co. United States | Airway Blvd. / Expressway (46.91994, -114.07140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.7875 | Other (At-Grade) Single-Lane | 2011 | Four-lane approach roadways that drop right lane into right-turn bypass lanes on all approaches. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Riverdale,
                UT Weber Co. United States | 4400 S / Airport Rd. (41.18354, -112.01520) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8531 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Riverdale,
                UT Weber Co. United States | 4400 S / Cozy Dale Dr. (41.18320, -112.01220) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.3590 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Riverdale,
                UT Weber Co. United States | 4400 S / 1250 W (41.18283, -112.01040) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.5615 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Riverdale,
                UT Weber Co. United States | 500 W / Pacific Ave. (41.18601, -111.98880) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.7623 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Riverdale,
                UT Weber Co. United States | 4400 S / 700 W (41.18214, -111.99580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.7640 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Lynden,
                WA Whatcom Co. United States | SR 539 / River Rd. (48.92280, -122.48565) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.0858 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Gilberts Corner,
                VA Loudoun Co. United States | US 50 / US 15 (38.96912, -77.62269) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.9286 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Gilberts Corner,
                VA Loudoun Co. United States | US 50 / Howsers Branch Dr. (38.96663, -77.61662) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.2870 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Gilberts Corner,
                VA Loudoun Co. United States | US 50 / Rte 860 (38.96444, -77.60944) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.8599 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Gilberts Corner,
                VA Loudoun Co. United States | US 15 / Howsers Branch Dr. (38.96468, -77.62237) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.8598 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Chantilly,
                VA Fairfax Co. United States | Historic Sully Way (38.91369, -77.42696) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 17.6567 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Gainesville,
                VA Prince William Co. United States | Glenkirk Rd. (Rte 675) / Bearhurst Dr. / Sedge Wren Dr. (38.77018, -77.61681) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.6599 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Gainesville,
                VA Prince William Co. United States | Turtle Point Dr. / Spyglass Hill Loop (38.78095, -77.65189) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.6552 | Other (At-Grade) Single-Lane | 2001 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Lynchburg,
                VA United States | 5th St. / Federal St. (37.41507, -79.15072) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.2524 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Mobile,
                AL Mobile Co. United States | Dawes Rd. / Grelot Rd. / Air Terminal Dr. (30.66119, -88.24205) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 64.7236 | Other (At-Grade) Single-Lane | 2010 | One leg has bypass lane. Functional Class: Minor Arterial ICD estimated from Google Maps linework. | 
| Portland,
                OR Multnomah Co. United States | SE 36th Ave. / SE Clinton St. (45.50337, -122.62630) | Traffic Calming Circle Existing | Unknown None | 4 Approaches 0 Driveways 40.1792 | Other (At-Grade) Single-Lane | 1990 | Completed 6/22/1990. ICD estimated from Google Maps linework. | 
| Portland,
                OR Multnomah Co. United States | SE 45th Ave. / SE Clinton St. (45.50336, -122.61610) | Traffic Calming Circle Existing | Unknown None | 4 Approaches 0 Driveways 87.0549 | Other (At-Grade) Single-Lane | 1990 | Completed 4/25/1990. ICD estimated from Google Maps linework. | 
| Portland,
                OR Multnomah Co. United States | SE 47th Ave. / SE Clinton St. (45.50336, -122.61400) | Traffic Calming Circle Existing | Unknown None | 4 Approaches 0 Driveways 32.6456 | Other (At-Grade) Single-Lane | 1990 | Completed 4/25/1990. ICD estimated from Google Maps linework. | 
| Riverton,
                VA Warren Co. United States | Rte 655 / Riverton Commons Dr. (38.96486, -78.18718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.0738 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Triangle,
                VA Prince William Co. United States | Stonewall Manor Dr. / Kerill Rd. (38.54970, -77.31860) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.0873 | Other (At-Grade) Single-Lane | 2005 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Triangle,
                VA Prince William Co. United States | Kerill Rd. / Dondis Creek Ct. (38.54794, -77.31411) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.4177 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Gainesville,
                VA Prince William Co. United States | Catbird Dr. / Yellow Hammer Dr. (38.76306, -77.61385) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.5944 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Bristow,
                VA Prince William Co. United States | Iron Brigade Unit Ave. / Tenth Alabama Way (38.72790, -77.54408) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.2008 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Woodbridge,
                VA Prince William Co. United States | Belmont Bay Dr. / Palisades St. (38.65612, -77.23753) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.4412 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2000 | ICD estimated from Google Maps linework. | 
| Woodbridge,
                VA Prince William Co. United States | Belmont Bay Dr. / Course View Way (38.65403, -77.23640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.1826 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. | 
| Triangle,
                VA Prince William Co. United States | Potomac Crest Dr. / Lady Catherine Cir. (38.53672, -77.31500) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.9607 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Newport News,
                VA United States | Walt Whitman Ave. / Nat Turner Blvd. (37.08250, -76.48679) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 25.7255 | Other (At-Grade) Single-Lane | 2003 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Newport News,
                VA United States | Walt Whitman Ave. / Mark Twain St. S (37.07856, -76.48437) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 23.8212 | Other (At-Grade) Single-Lane | 2004 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Newport News,
                VA United States | Thimble Shoals Dr. / Town Center Dr. (37.08524, -76.47594) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 33.3467 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | ICD estimated from Google Maps linework. | 
| Hampton,
                VA United States | Exploration Way / Floyd Thompson Dr. (37.08245, -76.39976) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1119 | Other (At-Grade) Single-Lane | 2004 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Oregon City,
                OR Clackamas Co. United States | Washington St. / Clackamas River Dr. (45.37355, -122.58530) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1107 | Other (At-Grade) Single-Lane | 2012 | Right-turn bypass lane on eastbound approach. Constructed as part of OR 213 jughandle project. ICD estimated from Google Maps linework. | 
| (unincorporated),
                OR Washington Co. United States | Scholls Ferry Rd. / River Rd. (45.42222, -122.91619) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.2667 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Rural location with high-speed approaching roadways; realignment of each approach reduces speed. ICD estimated from Google Maps linework. | 
| Hillsboro,
                OR Washington Co. United States | Brookwood Ave. / Alexander St. (45.49736, -122.93050) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6949 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Cambrian Rd. / Greenbank Rd. (45.25322, -75.73580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.9942 | Other (At-Grade) Single-Lane | 2011 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Jeanne d'Arc Blvd. / St. Joseph Blvd. (45.46416, -75.54010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8565 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Kanata Ave. / Keyrock Dr. / Stikine Dr. (45.32025, -75.92750) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.5527 | Other (At-Grade) Single-Lane | 2011 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Millenium Blvd. / Trim Rd. (45.46557, -75.45140) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.2319 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Yellow Pine Rd. / Calumet Dr. (32.54861, -84.81565) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.1820 | Other (At-Grade) Single-Lane | 2011 | Completed June 2011. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Transport Blvd. / Cargo Dr. (32.51770, -84.87556) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.3899 | Other (At-Grade) Single-Lane | 2012 | Completed March 2012. Separate right-turn lane on northwest leg. Previously controlled by two-way stop Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | 18th Ave. / Garrard St. (32.48277, -84.96620) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.3067 | Other (At-Grade) Single-Lane | 2012 | Elongated central island. Functional Class: Local ICD estimated from Google Maps linework. | 
| Blacksburg,
                VA United States | N. Main St. / Prices Fork Rd. (37.23509, -80.42071) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 41.8385 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Harrisonburg,
                VA United States | Linda Ln. / Smithland Rd. (38.44244, -78.83532) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.6428 | Other (At-Grade) Single-Lane | 2008 | Right turn bypass lane. ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | Watkins Centre Pkwy. / WC Commons Dr. (37.51880, -77.69458) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3643 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | Watkins Centre Pkwy. / WC Main St. (37.51671, -77.69634) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.4710 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | Watkins Centre Pkwy. / WC Commons Way (37.51415, -77.69656) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.4726 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | Watkins Centre Pkwy. / (unknown) (37.50841, -77.69753) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.3183 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | WC Commons Way / Pikeview Dr. (37.51403, -77.69847) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.6310 | Other (At-Grade) Single-Lane | 2009 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Midlothian,
                VA United States | WC Main St. / (unknown) (37.51605, -77.69376) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.2616 | Other (At-Grade) Single-Lane | 2009 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Richmond,
                VA United States | Gay Ave. / (unknown) (37.52962, -77.35706) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5160 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Richmond,
                VA United States | Jan Rd. / (unknown) (37.52759, -77.35490) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5172 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Richmond,
                VA United States | Gay Ave. / Jan Rd. (37.52893, -77.35296) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.7318 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Talleysville,
                VA United States | New Kent Hwy. / Old Church Rd. (37.52467, -77.07560) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.8885 | Other (At-Grade) Single-Lane | 2008 | Two free flowing right-turn bypass lanes ICD estimated from Google Maps linework. | 
| Talleysville,
                VA United States | Emmaus Church Rd. / (unknown) (37.51449, -77.07822) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.5777 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Right-turn only lanes on all approaches with only one circulating lane. ICD estimated from Google Maps linework. | 
| Talleysville,
                VA United States | Emmaus Church Rd. / (unknown) (37.50685, -77.08140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.6873 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Right-turn only lanes on all approaches with only one circulating lane. ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | W Main St. (STH 19) / STH 26 NB Ramps (43.19772, -88.76607) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.3091 | Freeway Ramps (Grade-Separated) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | W Main St. (STH 19) / STH 26 SB Ramps (43.19772, -88.76804) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.6971 | Freeway Ramps (Grade-Separated) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Dodge Co. United States | BUS 26 (N Church St.) / STH 16 WB Ramps / Provimi Rd. (43.21918, -88.73837) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.5177 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Dodge Co. United States | BUS 26 (N Church St.) / STH 16 EB Ramps (43.21605, -88.73625) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.2976 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | E Horseshoe Rd. / CTH T (43.19009, -88.76381) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.2185 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | E Horseshoe Rd. / CTH A (Milford St.) (43.16401, -88.76087) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2014 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | E Horseshoe Rd. / Jefferson Rd. (43.15839, -88.74851) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.3640 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | Jefferson Rd. / CTH Y (43.15325, -88.75062) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5944 | Other (At-Grade) Single-Lane | 2010 | Near railroad crossing. ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | CTH Y (S Church St.) / STH 26 NB Ramps (43.15562, -88.74126) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.7217 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | CTH Y (S Church St.) / STH 26 SB Ramps (43.15450, -88.74223) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.3362 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Watertown,
                WI Jefferson Co. United States | BUS 26 (S Church St.) / High Rd. (43.16088, -88.73526) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.8169 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Canton,
                GA Cherokee Co. United States | Bluffs Pkwy / (unknown) (34.28787, -84.46622) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 61.1801 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Canton,
                GA Cherokee Co. United States | Bluffs Pkwy. / Bluffs Ct. (34.28477, -84.46851) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 57.2351 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Canton,
                GA Cherokee Co. United States | Bluffs Pkwy. / (unknown) (34.27975, -84.46860) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 66.1203 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Canton,
                GA Cherokee Co. United States | Bluffs Pkwy. / (unknown) (34.27347, -84.47071) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 64.1514 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                GA Camden Co. United States | La Vento Ln. / La Terra Ln. (31.11206, -81.68107) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 57.2619 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Smyrna,
                GA Cobb Co. United States | Powder Springs St. / Village Green Cir. / Fuller St. / King St. (33.88554, -84.51644) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 70.3948 | Other (At-Grade) Single-Lane | Park in central island. ICD estimated from Google Maps linework. | |
| Margate,
                FL Broward Co. United States | Margate Blvd. / NW 58th Ave. (26.24263, -80.20480) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.2793 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Berrigan Dr. / Longfields Dr. (45.27827, -75.74160) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.0526 | Other (At-Grade) Single-Lane | 2013 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ripon,
                CA San Joaquin Co. United States | N. Ripon Rd. / River Rd. (37.76120, -121.12460) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.7122 | Other (At-Grade) Single-Lane | 2008 | Fatal crash June 10, 2012. 11861-05. ICD estimated from Google Maps linework. | 
| Punta Gorda,
                FL Charlotte Co. United States | Beach Rd. / Gulf Blvd. (26.92415, -82.36002) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.4920 | Other (At-Grade) Single-Lane | 2005 | Fatal crash March 13, 2008. 11861-05. ICD estimated from Google Maps linework. | 
| New Prague,
                MN Scott Co. United States | STH 19 / 11th Ave. (44.54374, -93.59722) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.3047 | Other (At-Grade) Single-Lane | 2010 | Fatal crash. 11861-05. ICD estimated from Google Maps linework. | 
| New Prague,
                MN Scott Co. United States | STH 19 / Chalupsky Ave SE (44.54351, -93.55634) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.3049 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| New Prague,
                MN Scott Co. United States | STH 19 / Alton Ave. (44.54351, -93.55305) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.9000 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Bend,
                OR Deschutes Co. United States | NE Empire Ave. / NE 18th St. (44.09103, -121.28110) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.7529 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. | 
| Washougal,
                WA Clark Co. United States | SE Union St. / Front St. (45.57985, -122.38560) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.4371 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Washougal,
                WA Clark Co. United States | SE Union St. / 8th Ave. (45.58089, -122.38580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.9288 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Washougal,
                WA Clark Co. United States | SE Port St. / Front St. (45.58009, -122.37780) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.4214 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Washougal,
                WA Clark Co. United States | SE Port St. / C St. (45.58099, -122.37780) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2878 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Sarasota,
                FL Sarasota Co. United States | Honore Ave. / Palmer Blvd. (27.32671, -82.46387) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.7093 | Other (At-Grade) Single-Lane | 2011 | WB right-turn bypass lane. ICD estimated from Google Maps linework. |