Roundabouts Database Index

28784 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
Port Lincoln, SA Port Lincoln Australia	B100 (Hallett Pl.) / New West Rd. / Lewis St. (-34.71963, 135.85480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Port Lincoln, SA Port Lincoln Australia	B100 (Hallett Pl. - Liverpool St.) / Adelaide Pl. (-34.72160, 135.85736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Port Lincoln, SA Port Lincoln Australia	Bligh St. / Washington St. (-34.72180, 135.86020)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Port Lincoln, SA Port Lincoln Australia	B100 (Mortlock Terr. - Porter St.) / Le Brun St. / Sleaford Terr. (-34.72754, 135.85772)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Port Lincoln, SA Port Lincoln Australia	B100 (Liverpool St.) / Mortlock Terr. / Bligh St. (-34.72259, 135.85977)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Port Lincoln, SA Port Lincoln Australia	B100 (Lincoln Hwy. - Hallett Pl.) / Flinders Hwy. / Light St. (-34.71794, 135.85388)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	N Circular Rd. / Wallwork Rd. (-20.39281, 118.60163)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	Cottier Dr. / Kennedy St. (-20.40616, 118.60516)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	Hamilton Rd. / Forrest Cir. (-20.40718, 118.59625)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	Forrest Cir. / McLarty Blvd. / Hunt St. (-20.41114, 118.60327)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	Murdoch Dr. / Forrest Cir. / Wise Terrace / Daylesford Rd. (-20.41357, 118.60251)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
South Hedland, WA Port Hedland Australia	Kookaburra Blvd. / Brolga Way (-20.41816, 118.61924)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Port Augusta, SA Port Augusta Australia	Carlton Parade / Augusta Terr. / Seaview Rd. (-32.49354, 137.77435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Semaphore, SA Port Adelaide Enfield Australia	Military Rd. / Hart St. (-34.84430, 138.48185)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Semaphore South, SA Port Adelaide Enfield Australia	Esplanade / Hart St. (-34.84352, 138.47855)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Port Adelaide, SA Port Adelaide Enfield Australia	Gray Terrace / Lee Terrace (-34.84790, 138.51666)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ottoway, SA Port Adelaide Enfield Australia	May Terrace / Agnes St. (-34.84482, 138.53574)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ottoway, SA Port Adelaide Enfield Australia	May Terrace / Milburn St. (-34.84391, 138.53727)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ottoway, SA Port Adelaide Enfield Australia	May Terrace / Cleveland Terrace (-34.84739, 138.53147)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Largs Bay, SA Port Adelaide Enfield Australia	Fletcher Rd. / Jetty Rd. (-34.82591, 138.49534)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Largs Bay, SA Port Adelaide Enfield Australia	Jetty Rd. / Devon St. (-34.82622, 138.49321)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
North Haven, SA Port Adelaide Enfield Australia	Australia Two Ave. / Spinnaker Ct. / Gulf Point Dr. (-34.78422, 138.48207)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Largs Bay, SA Port Adelaide Enfield Australia	Military Rd. / Jetty Rd. (-34.82647, 138.48960)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Elliptical shaped.
Porsgrunn, Telemark Porsgrunn Norway	Rv36 (Linaaesgate - access to Vabakken) / Fv356 (Linaaesgate) (59.14452, 9.63464)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Porsgrunn, Telemark Porsgrunn Norway	Rv36 (Frednesbrua - access to Vabakken) / Fv356 (Drangedalsvegen) (59.13704, 9.62833)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Porsgrunn, Telemark Porsgrunn Norway	Rv36 (Frednesbrua - Kulltangvegen) / Hydrovegen / Frednesøya (59.13198, 9.63161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Routeburn Ave. / Aotea Dr. / Fiordland Pl. (-41.12247, 174.86779)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Whitford Brown Ave. / Routeburn Ave. (-41.12142, 174.86684)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	Whitford Brown Ave. / Warspite Ave. / Eskdale Rd. (-41.12079, 174.86788)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Wellington, Wellington Region Porirua New Zealand	Warspite Ave. / Champion St. / Mungavin Ave. (-41.14079, 174.86490)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Kenepuru Dr. / Raiha St. (-41.14904, 174.83319)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Titahi Bay Rd. / Kenepuru Dr. / Walton Leigh Ave. (-41.13833, 174.84109)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	Titahi Bay Rd. / Mungavin Ave. / SH 1 (Johnsonville-Porirua Motorway) Ramps (-41.13832, 174.84491)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	Mungavin Ave. / Champion St. (-41.13806, 174.84723)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Paremata Rd. / Paekakariki Hill Rd. / Paremata-Haywards Rd. (-41.10828, 174.91719)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	SH 1 / SH 58 (Paremata Rd.) / (parking) (-41.10582, 174.86798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Wellington, Wellington Region Porirua New Zealand	SH 58 (Paremata Rd.) / Paremata Crescent (-41.10576, 174.86891)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	SH 58 (Paremata Rd.) / Postgate Dr. (-41.10594, 174.88108)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	James Cook Dr. / Navigation Dr. (-41.11925, 174.90262)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Southeast leg stubbed.
Wellington, Wellington Region Porirua New Zealand	Parumoana St. / The Ramp (-41.13249, 174.84204)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	Parumoana St. / Wi-Neera Dr. (-41.13094, 174.83918)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Titahi Bay Rd. / Awarua St. / Semple St. (-41.12954, 174.83612)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wellington, Wellington Region Porirua New Zealand	Mungavin Ave. / Martin St. (-41.13920, 174.85049)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	Joseph Banks Dr. / Samwell Dr. (-41.10800, 174.90660)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington, Wellington Region Porirua New Zealand	SH 59 (Saint Andrew's Rd.) / James St. / Ulric St. (-41.08262, 174.86934)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Pori, Satakunta Pori Finland	Paanakedonkatu / Koillisväylä / Itsenäisyydenkatu (61.47997, 21.81620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pori, Satakunta Pori Finland	Paanakedonkatu / Horninkatu (61.48137, 21.81535)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pori, Satakunta Pori Finland	Paanakedonkatu / Linnansilta / Vähälinnankatu / Hallituskatu / Kuninkaanlahdenkatu (61.48819, 21.80324)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pori, Satakunta Pori Finland	Luvianpuistokatu / Satakunnankatu (61.48068, 21.78514)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Turbo roundabout.
Pori, Satakunta Pori Finland	Satakunnankatu / Presidentinpuistokatu / Kiertokatu (61.47730, 21.79273)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pori, Satakunta Pori Finland	Maantiekatu / Rauhanpuisto (61.48582, 21.76523)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pasiano di Pordenone, Friuli-Venezia Giulia Pordenone Italy	SP35 (Strada del Mobile) / SP60 (Via Palù) / Via Riva (45.90068, 12.61175)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Poprad, Presov Poprad Slovakia	Slovenského odboja / Karpatská (49.05728, 20.29002)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Poprad, Presov Poprad Slovakia	III/3080 (Slovenského odboja) / Hraničná / (parking) (49.05904, 20.28843)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenwood, MN Pope Co. United States	STH 55 / 160th St. (45.67198, -95.38264)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	https://content.govdelivery.com/accounts/MNDOT/bulletins/2f8b35e
Russellville, AR Pope Co. United States	N Detroit Ave. / E H St. (35.28535, -93.12926)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2013
Russellville, AR Pope Co. United States	W 12th St. / S Vancouver Ave. (35.26816, -93.15581)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009). South leg added with construction of roundabout.
Creekmoor, England Poole United Kingdom	A35 (Upton Rd.) / Creekmoor Ln. (50.73756, -1.99680)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Creekmoor, England Poole United Kingdom	Holes Bay North Roundabout [A350 / A3049] (50.73609, -1.99464)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Alderney, England Poole United Kingdom	Mannings Heath Roundabout [A3049 (Dorset Way - Canford Way) / B3074 (Canford Heath Rd.) / Yarrow Rd.] (50.75395, -1.94881)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Polatsk, Vitsyebsk Polotsk Belarus	P46 (Gvardeyskoy Armii - Bahdanoviča) / P14-P45 (Vil'nyusskoye shosse) / Brovki Petrusya (55.47458, 28.74975)	Unknown Existing	Unknown None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Independence, OR Polk Co. United States	C St. / (unknown) (44.85197, -123.18311)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	No splitter islands on two legs. Right-turn-only pavement marking arrows on each entry.
Johnston, IA Polk Co. United States	NW 70th Ave. / Peckham St. (41.68821, -93.74458)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	Year Completed estimated (2018-2019).
Mill Spring, NC Polk Co. United States	SR 1326 (Pea Ridge Rd.) / US 74 EB Ramps / John Shehan Rd. (35.28576, -82.06771)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.8207	Freeway Ramps (Grade-Separated) Single-Lane	2017	Bypass lane. ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Irvinedale Dr / NW Polk City Dr / SE Vintage Pkwy (41.71706, -93.63888)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.9237	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 106th St. / NW 62nd Ave. (41.67292, -93.76427)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, unspecified)	2012
Johnston, IA Polk Co. United States	NW 62nd Ave / Pioneer Hi-Bred Crick Bldg (41.67292, -93.72965)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.2527	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 62nd Ave / South Dr (41.67279, -93.72054)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.5765	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 62nd Ave / North Dr (41.67272, -93.71476)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 37.4686	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 62nd Ave / Pioneer Pkwy (41.67275, -93.71210)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 37.4686	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Cherry St / SW 11th (41.71942, -93.60882)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 64.1853	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Campustown Ct (41.71034, -93.61365)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 136.4130	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Lakeland, FL Polk Co. United States	Terra Largo Blvd. / Prima Vista Dr. (28.09780, -81.99004)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 53.7321	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
(unincorporated), FL Polk Co. United States	Graystone Blvd. / Knollwood Dr. / Sahali Ct. (28.22183, -81.65026)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 29.4658	Other (At-Grade) Single-Lane	2001	Functional Class: Local ICD estimated from Google Maps linework.
St. Croix Falls, WI Polk Co. United States	US 8 / 208th St. (45.39731, -92.58540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2548	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened March 8, 2011. ICD estimated from Google Maps linework.
Polk City, FL Polk Co. United States	Deen Still Rd. / Commonwealth Ave. (28.25849, -81.82458)	Roundabout Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 38.9236	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Lake Wales, FL Polk Co. United States	US 27 / Hunt Brothers Rd. (27.87209, -81.58137)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.6176	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Des Moines, IA Polk Co. United States	Gannett Ave. / Rittenhouse St. (41.52031, -93.65178)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 41.1341	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	10th Ave. SE / 15th St. SE (41.63733, -93.45121)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 58.0190	Other (At-Grade) Single-Lane	2005	Opened December 16, 2005. ICD estimated from Google Maps linework.
Columbus, NC Polk Co. United States	NC 108 / I-26 EB Ramps (35.24493, -82.20628)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 35.1144	Freeway Ramps (Grade-Separated) Single-Lane	2004	Part of interchange - two-lane bridge. 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.
Altoona, IA Polk Co. United States	Bass Pro Dr. / Prairie Fire Blvd. (41.65177, -93.51022)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8352	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Part of Bass Pro Shops commercial shopping center. ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Goodwin St. / Springfield Dr. (41.69388, -93.61487)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9709	Other (At-Grade) Single-Lane	2004	One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Somersby Blvd. / Springfield Dr. (41.69387, -93.61252)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 24.0790	Other (At-Grade) Single-Lane	2004	One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Somersby Blvd. / 46th St. (41.69155, -93.61253)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0799	Other (At-Grade) Single-Lane	2004	One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW Snyder Blvd. / Springfield Dr. (41.69610, -93.60439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8618	Other (At-Grade) Single-Lane	2006	In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	NW 13th St. / Boulder Dr. (41.74220, -93.64587)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8432	Other (At-Grade) Single-Lane	2005	In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	SW White Birch Dr. / Braeburn St. (41.70018, -93.62535)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.2872	Other (At-Grade) Single-Lane	2005	In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA Polk Co. United States	NW 5th St. / Abbie Dr. (41.73569, -93.66248)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0634	Other (At-Grade) Single-Lane	2008	In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Apple River, WI Polk Co. United States	US 8 / STH 46 / 131st Ave. (45.39584, -92.35625)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.6105	Other (At-Grade) Single-Lane	2013	Yield-controlled right-turn bypass lane on west leg. Free-flow right-turn bypass lane on south leg. Year Completed estimated (2012-2015). ICD estimated from Google Maps linework.
Grimes, IA Polk Co. United States	NE Beaverbrooke Blvd. / NE Heritage Dr. (41.70101, -93.78190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.0699	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Grimes, IA Polk Co. United States	NE Beaverbrooke Blvd. / NE Park Dr. / NE Park St. (41.70201, -93.78755)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.0184	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 70th Ave. / NW 107th St. (NE Edgewood Dr.) (41.68834, -93.76342)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.2433	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 70th Ave. / NW 100th St. (41.68834, -93.75589)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8109	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 100 St. / NW 68th Ave. (41.68333, -93.75594)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5705	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 100th St. / Ashton Dr. (41.67978, -93.75594)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5725	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 100th St. / Newport Vista Dr. (41.67795, -93.75591)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.6815	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Pleasant Hill, IA Polk Co. United States	NE Rising Sun Dr. / NE 70 St. (41.59524, -93.46732)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8341	Other (At-Grade) Single-Lane	2019	https://www.pleasanthilliowa.org/projects ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	Adventureland Dr. / 34th Ave. SW (41.65855, -93.50315)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2615	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	NW Tallgrass Pkwy. / Prairie Fire NW (41.65368, -93.50710)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3407	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.