Roundabouts Database Index

29411 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
O'Fallon, IL St. Clair Co. United States	Milburn Estates Dr. / Portsmith Place Dr. (38.61138, -89.94514)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 55.9947	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
O'Fallon, IL St. Clair Co. United States	Cambridge Blvd. / St Francis Way / St Elizabeth's Blvd. (38.58493, -89.93023)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.6755	Other (At-Grade) Single-Lane	2016	Roundabout built by hospital. ICD estimated from Google Maps linework.
Raymond, WA Pacific Co. United States	US 101 / Henkle St. (SR 6) (46.68234, -123.73051)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.0389	Other (At-Grade) Single-Lane	2018	http://www.wsdot.wa.gov/Projects/US101/SR6IntersectionAndDrainage/default.htm ICD estimated from Google Maps linework.
Taos, NM Taos Co. United States	NM 585 (Paseo del Cañon) / Camino des Colores (36.37670, -105.57657)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.2334	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM Taos Co. United States	NM 585 (Paseo del Cañon) / Weimer Rd. (36.37696, -105.58156)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.3101	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	N Taft Hill Rd. / CR 70 / CR 19 (40.75500, -105.11504)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 37.0933	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið Iceland	Rte 1 / Rte 36 (64.17599, -21.67705)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 49.4247	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið Iceland	Rte 1 / Helgafellsvegur (64.16799, -21.68386)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 50.4797	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Vikurvegur / Rte 1 Ramps (64.13426, -21.76538)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.7255	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Lambhagavegur / Blikastaðavegur (64.13884, -21.75433)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.6945	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Mímisbrunnur / Ulfarsbraut (64.13442, -21.74713)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.4047	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Mimisbrunnur / Gefjunabrunnur (64.13518, -21.74463)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.9251	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Storhofoi / Grafarnoltsvegur (64.12770, -21.77774)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.3123	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Srothofoi / Rte 49 Offramp (64.12625, -21.78314)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 35.9623	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Rte 1 / Rte 413 (64.10478, -21.77439)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.3356	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Elkton, MD Cecil Co. United States	MD 281 (Red Hill Rd.) / Muddy Ln. / Kemp Ln. (39.61811, -75.79733)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 37.7202	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018) (streetview). ICD estimated from Google Maps linework.
Tacoma, WA Pierce Co. United States	(unknown) / (unknown) (47.30214, -122.51434)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 27.5370	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Baker/Zachary Area, LA East Baton Rouge Par. United States	Mt Pleasant-Zachary Rd. / Americana Blvd. (30.65121, -91.21301)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.4282	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	date: https://www.theadvocate.com/baton_rouge/news/communities/zachary/article_1ecf0c49-f41b-581b-8a13-8b434793f15e.html ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Mimisbrunnur / Iounnarbrunnar (64.13592, -21.74221)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.4035	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Mimisbrunnur / Skyggnisbraut (64.13682, -21.73933)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.3436	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Vikurvegur / Fossaleynir (64.14600, -21.77369)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 16.6663	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Borgavegur / Spongin (64.14953, -21.78816)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.8491	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Spongin parking lot (64.15008, -21.78784)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.3277	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið Iceland	Hallsvegur / Fjallkonuvegur (64.13983, -21.78927)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.2981	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Port Orchard, WA Kitsap Co. United States	SW Lake Flora Rd. / JM Dickenson Rd. SW (47.46497, -122.72410)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.9114	Other (At-Grade) Single-Lane	2011	https://pugetsoundblogs.com/roadwarrior/tag/lake-flora/ ICD estimated from Google Maps linework.
Bloomington, MN Hennepin Co. United States	W 78th St. / US 169 SB Offramp / I-494 WB Onramp (44.86118, -93.39598)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.7090	Freeway Ramps (Grade-Separated) Single-Lane	2012	This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. ICD estimated from Google Maps linework.
Bloomington, MN Hennepin Co. United States	Marth Rd. / US 169 NB Offramp / I-494 EB Onramp (44.85809, -93.39324)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.2507	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. Teardrop shape. ICD estimated from Google Maps linework.
Frisco, TX Collin Co. United States	Surrey Path / (unknown) (33.12376, -96.80681)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2002	No control.
Frisco, TX Collin Co. United States	Willow Pond Dr. / Foraker St. (33.11325, -96.81243)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5274	Other (At-Grade) Single-Lane	2018
Frisco, TX Denton Co. United States	Edgestone Dr. / Elmstead Dr. (33.13062, -96.85339)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2017	.
Frisco, TX Denton Co. United States	Echols Dr. / Backstretch Blvd. (33.13588, -96.88523)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2015	.
Frisco, TX Denton Co. United States	Bridle Blvd. / Sevier Wells Rd. / Chico Basin Rd. (33.13834, -96.87468)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2013).
Hagerstown, MD Washington Co. United States	Frederick St. / Funkstown Bypass (39.61505, -77.71147)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.4820	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
Cape Town, Western Cape Cape Town South Africa	(parking) / (parking) (-34.08512, 18.82431)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 19.7830	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
La Maxe, Grand Est Moselle France	D153B / A21 Ramps (49.15060, 6.18240)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.7154	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Frisco, TX Denton Co. United States	4th Army Dr. / BF Phillips Park (33.12627, -96.86048)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018	.
North Saanich, BC Capital Canada	McTavish Rd. / Transit Center parking (48.63012, -123.41396)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 20.5232	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Langford Pkwy. / Clearwater Rd. (48.44346, -123.52009)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.3139	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2004-2010). ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	West Shore Pkwy. / (unknown) (48.44867, -123.54036)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.3109	Other (At-Grade) Single-Lane	2017	Third approach stubbed for future use. ICD estimated from Google Maps linework.
Havana, Havana Cuba	Calle 114 / Carretera a Rancho Boyeros (23.04930, -82.41934)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 127.4821	Other (At-Grade) Multilane (3+ Lane)		Mix of yield-controlled and uncontrolled entries. ICD estimated from Google Maps linework.
Clovis, CA Fresno Co. United States	W Magill Ave. / N Timmy Ave. (36.83606, -119.72642)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.8089	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Toledo, OH Lucas Co. United States	Berdan Ave. / Jeep Pkwy. (41.68743, -83.56072)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 45.4872	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Farmersville, CA Tulare Co. United States	W Noble Ave. / SR 198 EB Ramps (36.32538, -119.20884)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5647	Freeway Ramps (Grade-Separated) Single-Lane	2016	ICD estimated from Google Maps linework.
Hanford, CA Kings Co. United States	SR 43 / Lacey Blvd. (36.32910, -119.60098)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.3361	Other (At-Grade) Single-Lane	2016	The previously signalized intersection of SR 43 and Lacey Blvd was relocated north and replaced with a roundabout. It is designed for a future east leg when the realignment of the east leg of Lacey Blvd occurs. There are bypass lanes in the NW and SW corners, and there is a NB right-turn lane into the roundabout. ICD estimated from Google Maps linework.
Milton, GA Fulton Co. United States	SR 372 (Birmingham Hwy.) / McFarlin Ln. (34.09177, -84.33936)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 40.5520	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Reedley, CA Fresno Co. United States	Reed Ave. / North Ave. / I St. (36.60072, -119.45756)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	3 Approaches 2 Driveways 38.1000	Other (At-Grade) Single-Lane	2017	Right-turn-only lane on southwest leg. Roundabout is approximately 100 feet from at-grade railroad crossing on southwest leg. A signalized intersection is approximately 60 feet from the at-grade rail crossing on the other side of the rail crossing. The two legs of the roundabout not crossing the railroad tracks have train-activated flashing red beacons requiring traffic to stop when flashing.
Clovis, CA Fresno Co. United States	Deauville Cir. / Armstrong Ave. (36.86322, -119.67286)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 58.2883	Other (At-Grade) Single-Lane	2000	Pedestrian crossing next to circulatory roadway. ICD estimated from Google Maps linework.
Oak Harbor, WA Island Co. United States	Ault Field Rd. / Heller Rd. / Clover Valley Rd. (48.32575, -122.67444)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.3818	Other (At-Grade) Single-Lane	2018	Previous control type: One-way Yield. ICD estimated from Google Maps linework.
Fresno, CA Fresno Co. United States	E Copper River Ave. / N Knotting Hill Dr. / N Maple Ave. (36.89703, -119.74733)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.4742	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Tower Hill Rd. / Rollinghill Rd. (43.91406, -79.46109)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.0904	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Richmond Hill, ON York Canada	Rollinghill Rd. / Glenis Gate (43.90960, -79.45317)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.9526	Other (At-Grade) Single-Lane	2002	Year Completed estimated (2002 or perhaps a year or two earlier). ICD estimated from Google Maps linework.
Lakeshore, ON Essex Canada	Hwy 22 / Hwy 2 (42.30096, -82.78384)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.5842	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	At-grade rail crossing on north leg. ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	W John Wesley Powell Blvd. / I-17 SB Ramps (35.13989, -111.68564)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.8797	Freeway Ramps (Grade-Separated) Single-Lane	2016	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Howard, WI Brown Co. United States	Lineville Rd. / US 141 NB Ramps (44.59141, -88.04751)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8249	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	Yield-controlled right-turn bypass lanes on south and east legs. Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Howard, WI Brown Co. United States	Lineville Rd. / US 141 SB Ramps (44.59134, -88.04995)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8250	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	Two-lane yield-controlled right-turn bypass lane on north leg; free-flow right-turn bypass lane on west leg. Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Bremerton, WA Kitsap Co. United States	Wheaton Way / Harkins St. / Manette Bridge (47.57079, -122.61700)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.3679	Other (At-Grade) Single-Lane	2011	Previous intersection was four-way with south leg. ICD estimated from Google Maps linework.
Goodyear, AZ Maricopa Co. United States	S Estrella Pkwy. / S Cotton Ln. (33.35800, -112.42206)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.8831	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Two-lane yield-controlled right-turn bypass lane on north leg. Through bypass lane on south leg. ICD estimated from Google Maps linework.
Winnebago, NE Thurston Co. United States	US 75 / US 77 (42.23120, -96.47212)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.2574	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Burbank, WA Walla Walla Co. United States	SR 124 (Ice Harbor Dr.) / US 12 WB Ramps (46.20937, -119.01215)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.5397	Freeway Ramps (Grade-Separated) Single-Lane	2011	Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Coeur d'Alene, ID Kootenai Co. United States	College Dr. / Hubbard Ave. (47.68015, -116.79538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7519	Other (At-Grade) Single-Lane	2012	One of three roundabouts in North Idaho College Education Corridor. Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Kentwood, MI Kent Co. United States	Breton Rd. SE / Walma Ave. SE (42.87452, -85.59791)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1371	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	CR 16 / US 63 NB Ramps (43.91673, -92.47618)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.6927	Freeway Ramps (Grade-Separated) Single-Lane	2016	Raindrop shape. ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	CR 16 / US 63 SB Ramps (43.91688, -92.47837)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.4132	Freeway Ramps (Grade-Separated) Single-Lane	2016	Raindrop shape. ICD estimated from Google Maps linework.
Incline Village, NV Washoe Co. United States	SR 28 (Tahoe Blvd.) / SR 431 (Mt Rose Hwy.) (39.25146, -119.97321)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.7690	Other (At-Grade) Single-Lane	2012	Reduced from two entering lanes (LT only, TH only) on west leg to one lane in 2015-2016. Now single-lane roundabout. ICD estimated from Google Maps linework.
Mesquite, NV Clark Co. United States	Falcon Ridge Pkwy. / I-15 SB Ramps (36.80353, -114.10831)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.6398	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
North Baltimore, OH Wood Co. United States	S Main St. / Briar Hill Rd. (41.17336, -83.67920)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.6669	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Berthierville, QC D'Autray Canada	Rang de la Rivière-Bayonne S / Chemin Robillard (46.08970, -73.24991)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.4152	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Canon City, CO Fremont Co. United States	Elm Ave. / S 9th St. (38.42500, -105.23167)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.1986	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
East St Louis, IL St. Clair Co. United States	N 9th St. / Baugh Ave. / I-70 EB Onramp (38.63197, -90.14187)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5871	Freeway Ramps (Grade-Separated) Single-Lane	2012	ICD estimated from Google Maps linework.
Cannon Falls, MN Goodhue Co. United States	County 24 Blvd. / US 52 NB Ramps (44.48193, -92.90622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.2750	Freeway Ramps (Grade-Separated) Single-Lane	2013	Raindrop shape. Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Cannon Falls, MN Goodhue Co. United States	County 24 Blvd. / US 52 SB Ramps (44.48221, -92.90877)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.7888	Freeway Ramps (Grade-Separated) Single-Lane	2013	Raindrop shape. Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
East St Louis, IL St. Clair Co. United States	N 18th St. / Baugh Ave. / I-64 WB Ramps (38.62540, -90.13455)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 28.9249	Freeway Ramps (Grade-Separated) Single-Lane	2010	ICD estimated from Google Maps linework.
Maple Grove, MN Hennepin Co. United States	Zachary Ln. N / 101st Ave. N (45.13782, -93.42223)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.0693	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Pine Island, MN Olmsted Co. United States	CR 31 / Riverview Rd. (44.18062, -92.58812)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1124	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Troy, WI St. Croix Co. United States	Radio Rd. / STH 35 NB Ramps (44.89914, -92.64804)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.2222	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	Two-lane yield-controlled right-turn bypass lane on off-ramp. Merging right-turn bypass lane on north leg onto on-ramp. Year Completed estimated (2012-2016). ICD estimated from Google Maps linework.
River Falls, WI St. Croix Co. United States	Radio Rd. / STH 35 SB Ramps (44.89762, -92.64890)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.6854	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	Two-lane yield-controlled right-turn bypass lane on off-ramp. Merging right-turn bypass lane oon south leg. Year Completed estimated (2012-2016). ICD estimated from Google Maps linework.
Princeton, MN Mille Lacs Co. United States	STH 95 / 21st Ave. N (CR 39) (45.57682, -93.60428)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 44.3066	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Valley Park, MO St. Louis Co. United States	Meramec St. / N Highway Dr. (38.54078, -90.49276)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.6957	Other (At-Grade) Single-Lane	2017	At-grade railroad crossing on east leg. ICD estimated from Google Maps linework.
Valley Park, MO St. Louis Co. United States	Outer Rd. W / I-44 WB Ramp (38.53947, -90.49870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.3013	Freeway Ramps (Grade-Separated) Single-Lane	2016	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Akron, OH Summit Co. United States	S Old Main St. / W South St. / Bachtel Ave. (41.06039, -81.52863)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.6185	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Toledo, OH Lucas Co. United States	Berdan Ave. / Haverhill Dr. / I-75 SB On-ramp (41.68899, -83.56276)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 46.3780	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Bowfort Rd. NW / Bowfort Rd. NW (51.08458, -114.20870)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.7610	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Bowfort Rd. NW / Greenbriar Blvd. NW (51.08589, -114.21227)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.0143	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Piita Rise SW (Canada Olympic Dr SW) / Na'a Dr SW (51.08132, -114.21012)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.2675	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Chino Valley, AZ Yavapai Co. United States	AZ 89 / E Kalinich Ave (34.70515, -112.45049)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.9835	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
St-Bruno-de-Montarville, QC Longueuil Canada	Rue de Montarville / Rang des Vingt Cinq (45.53776, -73.35711)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.9139	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	ICD estimated from Google Maps linework.
Montmagny, QC Montmagny Regional County Municipality Canada	Chemin des Poirier / Rue des Entrepreneurs (46.97044, -70.57711)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.3041	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Magog, QC Memphrémagog Regional County Municipality Canada	Rte 112 / Rte 10 EB Onramp / Chemin Milletta (45.29072, -72.20692)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.5318	Freeway Ramps (Grade-Separated) Single-Lane	2009	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Magog, QC Memphrémagog Regional County Municipality Canada	Rue Principale O (Rte 112) / Chemin du Mont Orford (Rte 141) / Rte 10 WB Onramp (45.29438, -72.20914)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.4879	Freeway Ramps (Grade-Separated) Single-Lane	2009	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Boulevard de l'Île des Soeurs / Boulevard René-Lévesque (45.46579, -73.54476)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.8555	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
St-Georges, QC Beauce-Sartigan Regional County Municipality Canada	127e Rue / Autoroute Robert-Cliche (A-73) (46.13436, -70.64406)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.0027	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2009-2012). ICD estimated from Google Maps linework.
Montreal, QC Montreal Canada	Boulevard René-Lévesque / Rue Jacques-le Ber / A-10 NB Onramp / A-15 WB Offramp (45.47093, -73.53801)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.8521	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Saguenay, QC Saguenay Canada	Rue Jacques-Cartier E / Boulevard Talbot (48.42400, -71.04228)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.1177	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2005). ICD estimated from Google Maps linework.
St George, UT Washington Co. United States	W Tonaquint Dr. / W 600 W (37.07423, -113.59600)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.3986	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Colchester, NS Colchester Canada	Hwy 2-Hwy 4 (Glooscap Trl.) / Hwy 104 Rmaps (45.39416, -63.49577)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.6118	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	N Ridge Rd. / E Enderud Blvd. (39.36979, -104.82294)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.3183	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	N Ridge Rd. / Miller Blvd. (39.36484, -104.81766)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 47.0915	Other (At-Grade) Single-Lane	2009	Free-flowing right-turn bypass lane on north leg. Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Seaside, CA Monterey Co. United States	Inter-Garrison Rd. / 8th Ave. (36.65463, -121.78594)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.5352	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Seaside, CA Monterey Co. United States	Divarty St. / A St. / 5th Ave. (36.65285, -121.79531)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.5778	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
San Clemente, CA Orange Co. United States	Camino del Rio / Calle Sarmentoso (33.47484, -117.62198)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 21.9169	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.