| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Lenexa,
                KS Johnson Co. United States | 95th St. / Monticello Rd. (38.95639, -94.84403) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.1496 | Other (At-Grade) Single-Lane | 2008 | Previously controlled by one-way stop 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. | 
| Portland,
                OR Multnomah Co. United States | SE 56th Ave. / SE Woodward St. (45.50140, -122.60500) | Traffic Calming Circle Existing | Unknown None | 3 Approaches 0 Driveways 43.5289 | Other (At-Grade) Single-Lane | 1988 | Completed 10/27/1998. ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | Overland Dr. / Stoneridge Dr. (38.97513, -95.32109) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2009 | Completed as part of new development. | 
| Fillmore,
                CA Ventura Co. United States | River St. / Reading St. (34.39330, -118.92510) | Traffic Calming Circle Existing | One-Way/Two-Way Stop None | 3 Approaches 0 Driveways 71.9441 | Other (At-Grade) Single-Lane | 2003 | Features truck apron and modified curb lines. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Clare Rd. / 89th Terr. (38.96470, -94.87216) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.0017 | Other (At-Grade) Single-Lane | 2010 | Series of 5 roundabouts. ICD estimated from Google Maps linework. | 
| Emporia,
                KS Lyon Co. United States | (connector to US 50) / I-35 Ramps (38.41494, -96.22918) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 97.5360 | Freeway Ramps (Grade-Separated) Single-Lane | 2008 | New interchange configuration. Elliptical shaped. ICD = 320 ft x 270 ft. Constructed initially as half double-lane, half triple-lane. Opened November 2008. | 
| Emporia,
                KS Lyon Co. United States | US 50 / (connector to I-35) (38.41225, -96.22947) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 79.2480 | Other (At-Grade) Single-Lane | 2008 | New interchange configuration. Half double-lane, half triple-lane. Opened November 2008. Modified 2011-2013 to reduce lanes. NCHRP Synthesis 488. 21442 | 
| Wichita,
                KS Sedgwick Co. United States | W Murdock St. / W River Blvd. / W Stackmand Dr. (Riverside Park) (37.69749, -97.34429) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 58.5908 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Miramichi,
                NB Northumberland Canada | Rte 8 Bypass / Rte 430 (47.00483, -65.59289) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2006 | |
| Burnaby,
                BC Greater Vancouver Regional District Canada | East Campus Rd. / University Dr. E (49.27628, -122.90450) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2003 | On the Simon Fraser University campus. Year Completed estimated (2002-2004). | 
| (unincorporated),
                AB Strathcona Canada | Sherwood Dr. / Broadmoor Blvd. (53.51889, -113.31930) | Rotary Existing | Unknown Unknown | 3 Approaches 0 Driveways 89.4723 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Calgary,
                AB Calgary Region Canada | Springbank Blvd. / Spring Mews (51.01849, -114.19630) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 1998 | |
| Amos,
                QC Abitibi-Témiscamingue Region Canada | Rue de l'Aeroport / Rue Principale (48.56037, -78.11145) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 52.1692 | Other (At-Grade) Single-Lane | 2005 | 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. | 
| Missoula,
                MT Missoula Co. United States | Union Pacific St. / O'Leary St. / Clark Fork Ln. (46.88880, -114.04560) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2003 | |
| Ottawa,
                ON City of Ottawa Canada | Beaulieu Pl. / Villeneuve Private (45.42574, -75.62828) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 20.1173 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Chattanooga,
                TN Hamilton Co. United States | Goodwin Rd. / (East Brainerd Elementary School driveway) (35.02699, -85.14712) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3624 | Other (At-Grade) Single-Lane | 2014 | Proposed replacement of cloverleaf ramps with diamond ramps on SR 153 and two multi-lane roundabouts on Hixson Pike. Currently high accident area due to weaving, lack of merge areas, and nearby signals. ICD estimated from Google Maps linework. | 
| Fargo,
                ND Cass Co. United States | 38th Ave. S / Village Ln. (46.81955, -96.86532) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.7874 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Reno,
                NV Washoe Co. United States | Wells Ave. / Regency Way (39.50890, -119.80320) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.4866 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Coralville,
                IA Johnson Co. United States | 12th Ave. / Forevergreen Rd. (41.72284, -91.59520) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.9823 | Other (At-Grade) Single-Lane | 2005 | http://www.coralville.org/mod/press/documents/12th%20Ave%2011-18-05.pdf. Opened November 16, 2005. ICD estimated from Google Maps linework. | 
| Cambridge,
                ON Waterloo Regional Municipality Canada | Can-Amera Pkwy. / Conestoga Blvd. (43.39012, -80.31281) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2005 | |
| Mesquite,
                NV Clark Co. United States | Oasis Blvd. / Ivy Lee Crest (36.82714, -114.06800) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 64.0518 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| Mesquite,
                NV Clark Co. United States | Oasis Blvd. / Canyon Crest Blvd. (36.83104, -114.07380) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 68.8283 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | 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. | 
| Kitchener,
                ON Waterloo Regional Municipality Canada | Ira Needles Blvd. / Highview Dr. (43.41460, -80.55273) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 45.1131 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework. | 
| Ottumwa,
                IA Wapello Co. United States | US 34 / US 63 (41.00102, -92.40453) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.3638 | Other (At-Grade) Single-Lane | 2006 | Opened November 2006. Right turn bypass lanes on all approaches. ICD estimated from Google Maps linework. | 
| Coralville,
                IA Johnson Co. United States | E. 9th St. / Quarry Rd. (41.68176, -91.55988) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5714 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Opened August 15, 2006. ICD estimated from Google Maps linework. | 
| Clive,
                IA Dallas Co. United States | Berkshire Pkwy. / Sheridan Ave. (41.61697, -93.84561) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.5370 | Other (At-Grade) Single-Lane | 2001 | ICD estimated from Google Maps linework. | 
| Kokomo,
                IN Howard Co. United States | Center Rd. / Webster St. (40.43313, -86.13661) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.9995 | Other (At-Grade) Single-Lane | 2006 | 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. | 
| Carmel,
                IN Hamilton Co. United States | W. 141st St. / Springmill Rd. (39.99215, -86.16481) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.5156 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Bloomington,
                IN Monroe Co. United States | W Tapp Rd. / S Adams St. (39.13650, -86.55431) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.4967 | Other (At-Grade) Single-Lane | 2008 | No truck apron and wide circulatory roadway. ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippicanoe Co. United States | McClure Ave. / Win Hentschel Blvd. (40.46592, -86.92810) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 59.0613 | Other (At-Grade) Single-Lane | 2008 | 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. | 
| Howard,
                WI Brown Co. United States | Riverdale Dr. (CTH J) / CTH RK (44.54785, -88.10120) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.4509 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Flagstaff,
                AZ Coconino Co. United States | Pine Cliff Dr. / Gemini Dr. (35.20808, -111.63541) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2008 | By developer. | 
| 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). | 
| Allen,
                TX Collin Co. United States | N Allen Dr. / St. Mary Dr. (33.10674, -96.67113) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2006 | . | 
| Denton,
                TX Denton Co. United States | Wheeler Ridge Dr. / Breton Dr. (33.15462, -97.10275) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 54.8630 | Other (At-Grade) Single-Lane | 2005 | . | 
| 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. | 
| North Cowichan,
                BC Cowichan Valley Regional District Canada | Lakes Rd. / Beverley Rd. (48.78476, -123.68480) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.9034 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Forest Hill,
                MD Harford Co. United States | MD 23 / Commerce Rd. (39.57390, -76.37067) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2008 | On August 9, 2008 a new roundabout opened on Maryland Route 23 and an extended Commerce Drive in Forest Hill (Harford County), Maryland. It was built by a private developer to improve access to the Forest Hill Industrial Park by using Route 23, a limited access highway, rather than the current access road to Commerce Drive, Jarrettsville Road, which is primarily a residential route. | 
| Cabazon,
                CA Riverside Co. United States | Apache Trl. / I-10 EB Ramps (33.92071, -116.80680) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) | 3 Approaches 0 Driveways 54.5087 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2008 | Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html. Railroad in close proximity. ICD estimated from Google Maps linework. | 
| Pemberton,
                BC Pemberton Valley Canada | Portage Rd. / Aspen Blvd. (50.32201, -122.80508) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signal/Beacon | 3 Approaches 0 Driveways 35.0000 | Other (At-Grade) Single-Lane | ||
| 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. | 
| 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. | 
| Lihue,
                HI Kauai Co. United States | Pikake St. / Kauila St. / Makaa St. (21.96538, -159.37974) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2006 | |
| Clarksville,
                MD Howard Co. United States | Brighton Dam Rd. / Ten Oaks Rd. (39.20491, -76.95455) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 35.1680 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Deale,
                MD Anne Arundel Co. United States | MD 256 / MD 258 (38.79327, -76.54586) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 34.4423 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Bel Air,
                MD Harford Co. United States | Constant Friendship Blvd. / BJ's (39.45546, -76.31870) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 29.5092 | Other (At-Grade) Single-Lane | 1995 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Hughesville,
                MD Charles Co. United States | MD 231 / MD 5 NB Ramps (38.53426, -76.77790) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 54.1863 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2005 | ICD estimated from Google Maps linework. | 
| Hughesville,
                MD Charles Co. United States | MD 231 / MD 5 SB Ramps (38.53381, -76.77969) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 58.8579 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2005 | ICD estimated from Google Maps linework. | 
| Annapolis Junction,
                MD Anne Arundel Co. United States | Guilford Rd. / MD 32 WB Ramps (39.12294, -76.78472) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.4293 | Freeway Ramps (Grade-Separated) Single-Lane | 2002 | Bypass lanes on all legs. ICD estimated from Google Maps linework. | 
| University Place,
                WA Pierce Co. United States | 40th St. W / Drexler Dr. W (47.22084, -122.53430) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 31.6351 | Other (At-Grade) Single-Lane | 2006 | Completed June 2006. ICD estimated from Google Maps linework. | 
| Sammamish,
                WA King Co. United States | Issaquah Pine Lake Rd. / SE 32nd Way (47.57894, -122.02810) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 33.8378 | Other (At-Grade) Single-Lane | 2005 | Opened March 2005. 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. | 
| Olympia,
                WA Thurston Co. United States | Evergreen Pkwy. NW / McCann Plaza (47.06936, -122.97440) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 42.3006 | Other (At-Grade) Single-Lane | 2005 | Entrance to college. Opened November 2005. ICD estimated from Google Maps linework. | 
| Woodinville,
                WA King Co. United States | 136th Ave. NE / Woodinville High School Entrance (47.77161, -122.15860) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 25.6862 | Other (At-Grade) Single-Lane | 2003 | Opened October 2003. ICD estimated from Google Maps linework. | 
| Waynesville,
                NC Haywood Co. United States | Hyatt Creek Rd. / US 23-US 74 SB Ramps (35.46494, -83.01322) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.1551 | Freeway Ramps (Grade-Separated) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Huntersville,
                NC Mecklenburg Co. United States | Stumptown Rd. / Hugh Torance Pkwy. (35.42301, -80.87071) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 58.3951 | Other (At-Grade) Single-Lane | 2004 | Built by developer. ICD estimated from Google Maps linework. | 
| Asheville,
                NC Buncombe Co. United States | Bleachery Blvd. / Wal-Mart parking lot entrance (35.57649, -82.51315) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 36.9130 | Other (At-Grade) Single-Lane | 2006 | Built by developer - entrance to Wal-Mart parking lot. ICD estimated from Google Maps linework. | 
| Lakewood,
                WA Pierce Co. United States | Main St. SW / 5th Ave. SW (47.16198, -122.51570) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.4220 | Other (At-Grade) Single-Lane | 2002 | Completed June 2002. ICD estimated from Google Maps linework. | 
| Marysville,
                WA Snohomish Co. United States | 34th Ave. NE-Quil Ceda Blvd. / Tulalip Casino entrance (48.08801, -122.18560) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 74.9927 | Other (At-Grade) Single-Lane | 2001 | Opened October 2001 as multilane roundabout. Modified April 2014 to reduce to single-lane roundabout with right-turn-only lanes. ICD estimated from Google Maps linework. 21442 | 
| Federal Way,
                WA King Co. United States | S 317th St. / 28th Ave. S / I-5 HOV Access Ramps (47.31781, -122.29760) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.4836 | Freeway Ramps (Grade-Separated) Single-Lane | 2006 | Opened February 2006. ICD estimated from Google Maps linework. | 
| Federal Way,
                WA King Co. United States | 16th Ave. S / Todd Beamer High School entrance (47.27650, -122.31360) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 29.9813 | Other (At-Grade) Single-Lane | 2003 | Opened September 2003. Access to high school. ICD estimated from Google Maps linework. | 
| Federal Way,
                WA King Co. United States | S 334th St. / 38th Ave. S (47.30278, -122.28610) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3466 | Other (At-Grade) Single-Lane | 2006 | Opened January 2006. ICD estimated from Google Maps linework. | 
| Kill Devil Hills,
                NC Dare Co. United States | Veterans Dr. / (high school) (36.00637, -75.66875) | Other Existing | Uncontrolled None | 3 Approaches 0 Driveways 45.4086 | Other (At-Grade) Single-Lane | 2003 | Built for new high school. ICD estimated from Google Maps linework. | 
| Kill Devil Hills,
                NC Dare Co. United States | Veterans Dr. / 6th Ave. (36.00818, -75.66412) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2003 | Built for new high school. | 
| New Bern,
                NC Craven Co. United States | Broad St. / Front St. (35.10776, -77.03563) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 27.3573 | Other (At-Grade) Single-Lane | 2001 | Part of enhancement project. ICD estimated from Google Maps linework. | 
| Chapel Hill,
                NC Durham Co. United States | Ephesus Church Rd. / Pope Rd. (35.93135, -78.99929) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 27.0780 | Other (At-Grade) Single-Lane | 2005 | Built by developer. ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | NC 751 / Old Erwin Rd. (36.00068, -78.96225) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 27.0543 | Other (At-Grade) Single-Lane | 2003 | Spot safety project. Right-turn bypass lane. ICD estimated from Google Maps linework. | 
| Wake Forest,
                NC Wake Co. United States | South Ave. (NC 98-US 1 Alt) / S Main St. (35.97893, -78.51203) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 21.2627 | Other (At-Grade) Single-Lane | 2006 | Moving Ahead project. ICD estimated from Google Maps linework. | 
| Greensboro,
                NC Guilford Co. United States | Bluford St. / Obemeyer St. (36.07512, -79.77265) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 23.1675 | Other (At-Grade) Single-Lane | 2005 | North Carolina A&T University campus redevelopment. ICD estimated from Google Maps linework. | 
| Southern Pines,
                NC Moore Co. United States | S Knoll Rd. / Voit Gilmore Rd. / Felton Capei Ln. (35.18869, -79.43085) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2005 | At Pinecrest High School. Lane line extensions across exits. | 
| Winston-Salem,
                NC Forsyth Co. United States | Turfwood Dr. / Long Creek Dr. (36.19996, -80.32156) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 29.8771 | Other (At-Grade) Single-Lane | 2002 | Built by developer. ICD estimated from Google Maps linework. | 
| Charlotte,
                NC Mecklenburg Co. United States | Moores Chapel Rd. / I-485 NB Ramp (35.27366, -80.96478) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 37.0520 | Freeway Ramps (Grade-Separated) Single-Lane | 2005 | Interchange terminal. Fatal crash May 14, 2008. ICD estimated from Google Maps linework. | 
| Charlotte,
                NC Mecklenburg Co. United States | Moores Chapel Rd. / I-485 SB Ramp (35.27376, -80.96779) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 37.0520 | Freeway Ramps (Grade-Separated) Single-Lane | 2005 | Interchange terminal. Fatal crash June 28, 2011. 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. | 
| 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. | 
| Evergreen,
                CO Jefferson Co. United States | CR 65 / Bergen Pkwy. (39.69101, -105.36050) | Roundabout Existing | Unknown Unknown | 3 Approaches 1 Driveways 26.6520 | Other (At-Grade) Single-Lane | 1998 | ICD estimated from Google Maps linework. | 
| Englewood,
                CO Arapahoe Co. United States | W. Sheri Ln. / Belleview Park (39.62281, -105.00620) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 42.3174 | Other (At-Grade) Single-Lane | 2001 | ICD estimated from Google Maps linework. | 
| Erie,
                CO Weld Co. United States | Lehigh Cir. / Bonanza Dr. (40.03702, -105.04080) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 29.2612 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | University of Colorado - Colorado Springs (38.89215, -104.80190) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 36.2537 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Grand Junction,
                CO Mesa Co. United States | Independent Ave. / Sams Club entrance (39.08170, -108.58310) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 33.3754 | Other (At-Grade) Single-Lane | 2003 | Serves commercial development parking lot. ICD estimated from Google Maps linework. | 
| Grand Junction,
                CO Mesa Co. United States | Colorado Ave. / S. 2nd St. (39.06636, -108.56950) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 25.9643 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Monte Vista Dr. East / W. 22nd St. (40.41451, -105.13180) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 24.5519 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | Monte Vista Dr. West / W. 22nd St. (40.41449, -105.13290) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 26.3706 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. | 
| Superior,
                CO Boulder Co. United States | Rock Creek Pkwy. / 88th St. (39.93764, -105.14780) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 47.6187 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Durango,
                CO La Plata Co. United States | Jenkins Ranch Rd. / Molas Dr. (37.28099, -107.85550) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 28.5089 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Commerce City,
                CO Adams Co. United States | Turnberry Pkwy. / Revere St. (39.89062, -104.83800) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2004-2005). | 
| Commerce City,
                CO Adams Co. United States | E 105th Ave. / Uvalda St. (39.88673, -104.83520) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2003 | Year Completed estimated (2002-2003). | 
| Parker,
                CO Douglas Co. United States | S. Cedar Gulch Ln. / (unknown) (39.51289, -104.79120) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 35.9347 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| 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. | 
| Knoxville,
                TN Knox Co. United States | Concord Rd. / Northshore Dr. (35.86081, -84.14137) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.9098 | Other (At-Grade) Single-Lane | 2008 | http://www.knoxnews.com/news/2008/feb/20/countys-first-roundabout-opened-concord-northshore/ ICD estimated from Google Maps linework. |