Roundabouts Database Index

30321 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
Ingleburn, New South Wales Campbelltown Australia	Williamson Rd. / Stennett Rd. (-34.00432, 150.84042)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ingleburn, New South Wales Campbelltown Australia	Williamson Rd. / Campbelltown Rd. / M31 (Hume Motorway) SB On-Ramp (-34.00664, 150.83787)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Ingleburn, New South Wales Campbelltown Australia	Williamson Rd. / Brooks Rd. (-33.99103, 150.85753)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ingleburn, New South Wales Campbelltown Australia	Williamson Rd. / MacDonald Rd. / (parking) (-33.98915, 150.85951)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ingleby Barwick, England Stockton-on-Tees United Kingdom	Ingleby Way / Barwick Way (54.51949, -1.31488)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ingleby Barwick, England Stockton-on-Tees United Kingdom	Ingleby Way / Beckfields Ave. / Lowfields Ave. (54.52174, -1.30634)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Inglewood, CA Los Angeles Co. United States	District Dr. / Stadium Dr. / (parking) (33.94672, -118.34036)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2020	At So-Fi Stadium. Yield-controlled right-turn bypass lane leading to add lane at crosswalk. Year Completed estimated (2019-2020).
Inglewood, NE Dodge Co. United States	US 77 / S Broad St. / S Main St. (41.40986, -96.49868)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 67.0560	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Left-through-right and right-turn-only lanes on northwest leg. Year Completed estimated (2023-2024).
Inglewood, ON Peel Canada	Olde Base Line Rd. / Horseshoe Hill Rd. / Dixie Rd. (43.82979, -79.88310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3251	Other (At-Grade) Single-Lane	2011	Replaced offset T-intersections. https://canada.constructconnect.com/dcn/news/others/2011/10/fermar-paving-builds-first-roundabout-in-peel-region-ontario-dcn047241w ICD estimated from Google Maps linework.
Ingol, England Lancs United Kingdom	B6241 (Tom Benson Way) / Merry Trees Ln. / Tanterton Hall Rd. (53.78504, -2.75101)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ingramport, NS Halifax Canada	Hwy 3 (Lighthouse Route) / Ingramport Connector Hwy (44.67286, -63.96800)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.4116	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Inlet Beach, FL Walton Co. United States	Pathways Dr. / Splash Dr. (30.29409, -86.00511)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Inlet Beach, FL Walton Co. United States	N Watersound Pkwy. (30.29867, -86.02014)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 68.5800	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2006).
Innisfail, Queensland Cassowary Coast Australia	A1 (Ernest St. - River Ave.) / McGowan Dr. (-17.52937, 146.02942)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Innisfail, Queensland Cassowary Coast Australia	Grace St. / Ernest St. (-17.52276, 146.02776)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Innisfail, Queensland Cassowary Coast Australia	McGowan Dr. / Fitzgerald Esplanade / Jubilee Bridge (-17.52480, 146.03230)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Innisfail, Queensland Cassowary Coast Australia	Fitzgerald Esplanade / Flying Fish Point Rd. (Geraldton Bridge) (-17.51880, 146.03075)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Innisfail Estate, Queensland Cassowary Coast Australia	Flying Fish Point Rd. / Tierney St. / Bergin Rd. (-17.51854, 146.03646)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Innisfil, ON Simcoe Canada	6th Line / Webster Blvd. (44.28848, -79.55307)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Year Completed estimated (2019-2020).
Innsbruck, Tyrol Innsbruck-Stadt Austria	Grabenweg / Griesauweg (47.26488, 11.43741)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Innsbruck, Tyrol Innsbruck-Stadt Austria	L283 (Griesauweg) / B174 (Amraser-See Straße) WB Ramps (47.26373, 11.43664)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Inspiration, CO Douglas Co. United States	Gartrell Rd. / E Rocky Top Ave. (39.55491, -104.70847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2021).
Interlaken, NJ Monmouth Co. United States	Main St. / Grassmere Ave. (40.23195, -74.00802)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2017	At-grade rail crossing (two tracks) located 110 ft to west. Year Completed estimated (2016-2017).
Interlaken, Berne Interlaken-Oberhasli Switzerland	Lindenallee / Rte 6-Rte 11 Ramps / (parking) (46.68852, 7.87687)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Untere Bönigstrasse / (parking) (46.68942, 7.87969)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Lindenallee / Allmendstrasse (46.68740, 7.86951)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Lindenallee / Klostergasse (46.68623, 7.86322)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Alpenstrasse / Lindenallee / Parkstrasse (46.68471, 7.86142)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Bahnhofstrasse / (unknown) (46.68376, 7.85203)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Rugenparkstrasse / Bahnhofstrasse / General Guisanstrasse (46.68101, 7.85167)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Interlaken, Berne Interlaken-Oberhasli Switzerland	Rte 6 / Rte 9 (46.67028, 7.84054)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Interquest, CO El Paso Co. United States	United Heights / (unknown) (38.98973, -104.80083)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane		No splitter islands on north and south legs.
Inver Grove Heights, MN Dakota Co. United States	70th St. E (CR 26) / STH 3 (S Robert Trl.) (44.84800, -93.08523)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	https://zh-cn.facebook.com/cityofinvergroveheights/posts/happy-about-the-roundabout-the-new-roundabout-at-county-road-26-70th-street-and-/2895506770462163/
Inver Grove Heights, MN Dakota Co. United States	STH 3 / Amana Trl. (44.83743, -93.08530)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.8048	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Invercargill, Southland Invercargill New Zealand	Victoria Ave. / Bill Richardson Dr. / Bond St. (-46.40572, 168.34014)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	SH 1 (Tay St. - East Rd.) / Racecourse Rd. / Rockdale Rd. (-46.40604, 168.39331)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Clyde St. (SH 1) / Tweed St. (-46.41792, 168.34737)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Invercargill, Southland Invercargill New Zealand	Clyde St. (SH 1) / Tay St. / The Crescent (-46.41302, 168.34735)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Invercargill, Southland Invercargill New Zealand	Tweed St. / Elles Rd. (-46.41785, 168.36143)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Invercargill, Southland Invercargill New Zealand	SH 6 (Winton-Lorneville Hwy. - North Rd.) / SH 98 (Wallacetown-Lorneville Hwy. - Lorne-Dacre Rd.) (-46.34454, 168.34734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Centre St. / Regent St. (-46.42252, 168.38793)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Bond St. / Tweed St. (-46.41791, 168.34016)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Queens Dr. / Herbert St. (-46.39473, 168.36147)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Invercargill, Southland Invercargill New Zealand	Herbert St. / Windsor St. (-46.39471, 168.36561)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Bainfield Rd. / Queens Dr. (-46.37554, 168.36183)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Tweed St. / Morton St. / Lindisfarne St. (-46.41785, 168.37290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Invercargill, Southland Invercargill New Zealand	Tweed St. / Rockdale Rd. / Oteramika Rd. (-46.41786, 168.39921)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Invercargill, Southland Invercargill New Zealand	Crinan St. / Ness St. (-46.42233, 168.36005)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Invercargill, Southland Invercargill New Zealand	Balmoral Dr. / Ness St. (-46.42450, 168.36006)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Inverell, New South Wales Inverell Australia	B76 (Byron St. - Otho St.) / Byron St. (-29.77370, 151.11126)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Inverell, New South Wales Inverell Australia	B76 (Byron St. - Warialda Rd.) / Campbell St. / Captain Cook Dr. (-29.77441, 151.11002)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Elliptical shaped.
Inverell, New South Wales Inverell Australia	B76 (Otho St. - Glen Innes Rd.) / Campbell St. / Henderson St. (-29.77872, 151.11555)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Inverkeithing, Scotland Fife United Kingdom	A921 (Fife Coastal) / B981 (North Rd.) (56.03694, -3.39513)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverkeithing, Scotland Fife United Kingdom	A921 (Admiralty Rd.) / B981 (Chapel Pl.) (56.03684, -3.39630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverkip, Scotland Inverclyde United Kingdom	A78 (Inverkip Rd.) / A770 (Cloch Rd.) / (access road) (55.91875, -4.85793)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverness, Scotland Highland United Kingdom	Tomnahurich Roundabout [A82 (Glenurquhart Rd.) / A8082] (57.46508, -4.24236)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverness, CO Arapahoe Co. United States	Inverness Main St. / Inverness Blvd. (39.57922, -104.87057)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2006
Inverness, CO Arapahoe Co. United States	Inverness Terr. / Inverness Blvd. (39.57729, -104.87052)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 39.6240	Other (At-Grade) Single-Lane	2007
Inverness, Scotland Highland United Kingdom	A9 / A82 (Longman Rd.) / Stadium Rd. (57.49173, -4.21505)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverness, Scotland Highland United Kingdom	Harbour Road Roundabout [A82 (Longman Rd.) / Harbour Rd.] (57.48577, -4.22072)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Inverness, Scotland Highland United Kingdom	Shore Street Roundabout [A82 (Longman Rd. - Loch Ness) / B865 (Chapel St.) / Waterloo Pl. / Shore St.] (57.48266, -4.23060)	Roundabout Existing	All-Way Yield Pedestrian Signal (red-yellow-green to drivers)	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Inverness, Scotland Highland United Kingdom	Millburn Roundabout [B865 (Millburn Rd.) / Harbour Rd. / Old Perth Rd.] (57.48241, -4.20076)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inverness, Scotland Highland United Kingdom	A8082 (Sir Walter Scott Dr.) / B8082 (Culloden Rd.) / B9006 (Old Perth Rd.) / Sir Walter Scott Dr. / (shopping centre entrance) (57.47174, -4.19006)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Inwood, WV Berkeley Co. United States	Gerrardstown Rd. / Winchester Ave. (39.36098, -78.03754)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.8644	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Inwood, WV Berkeley Co. United States	Middleway Pike / WV-51 / Surveyor Dr. (39.35656, -78.03477)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.5563	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Inwood, WV Berkeley Co. United States	WV-51 / (unknown) (39.35929, -78.03503)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 53.5593	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / Pilgrim St. (39.36208, -78.04223)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	At-grade rail crossing approximately 200 ft east. Year Completed estimated (2021-2023).
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / I-81 SB Ramps / Arden-Nollville Rd. (39.36247, -78.04925)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.journal-news.net/news/local-news/official-phase-one-of-i-81-inwood-bypass-nearly-done/article_87d020ff-2d39-5835-8d9a-c25afa4402ea.html
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / I-81 NB Ramps (39.36263, -78.04701)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.journal-news.net/news/local-news/official-phase-one-of-i-81-inwood-bypass-nearly-done/article_87d020ff-2d39-5835-8d9a-c25afa4402ea.html
Ioannina, Epirus Ioannina Greece	Stratigou Vogianou / Georgiou Gennimata (39.65453, 20.86344)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ioannina, Epirus Ioannina Greece	Leoforos Archiepiskopou Makariou / G. Ikkou / N. Patsimadi (39.65773, 20.85843)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Iowa, LA Calcasieu Par. United States	Corbina Blvd / E McNeese St (30.17724, -93.15878)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 66.0779	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Iowa City, IA Johnson Co. United States	Grand Ave. / S. Grand Ave. (41.65855, -91.54559)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.2000	Other (At-Grade) Single-Lane	2007	On University of Iowa school campus. Functional Class: Local ICD estimated from Google Maps linework.
Iowa City, IA Johnson Co. United States	Kennedy Pkwy. / Meadowlark Dr. (41.66899, -91.59541)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5492	Other (At-Grade) Single-Lane	2006	In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Iowa City, IA Johnson Co. United States	Sycamore St. / Lehman Ave. (41.62058, -91.51211)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2016).
Iowa City, IA Johnson Co. United States	Sycamore St. SE / McCollister Blvd. (41.62554, -91.51193)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 41.1480	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2016). Initially constructed with north and south legs, plus driveway to east. West leg added 2017-2019.
Iowa City, IA Johnson Co. United States	Herbert Hoover Hwy. NE / I-80 WB Ramps (41.67198, -91.44380)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2022	Previous intersection was entrance ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html
Iowa City, IA Johnson Co. United States	Herbert Hoover Hwy. SE / I-80 EB Ramps (41.67099, -91.44629)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2022	Previous intersection was exit ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html
Iowa City, IA Johnson Co. United States	American Legion Rd. / S Scott Blvd. / Muscatine Ave. (41.64977, -91.48288)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://www.facebook.com/CityofIowaCity/posts/228146692693035
Iowa City, IA Johnson Co. United States	N Scott Blvd. / N 1st Ave. / Act Pl. (41.67701, -91.50122)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022
Ipswich, Queensland Ipswich Australia	King Edward Parade / Bremer St. / Olga St. (-27.61224, 152.76272)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ipswich, Queensland Ipswich Australia	Bremer St. / Mansfield Pl. / Bell St. (-27.61186, 152.76066)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ipswich, Queensland Ipswich Australia	Warwick Rd. / SR 39 (Salisbury Rd.) (-27.62713, 152.75974)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ipswich, Queensland Ipswich Australia	Moffatt St. / Macalister St. (-27.62407, 152.75810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Iráklion, Crete Iráklion Greece	Charilaou Trikoupi / Pyli Lisou (35.33367, 25.13538)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Iringa, Iringa Iringa Urban Tanzania	A104 / (unknown) / (unknown) (-7.78409, 35.68555)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Irkutsk, Irkutsk Irkutsk Russia	Baykal'skaya ulitsa / ulitsa Shiryamova (52.25310, 104.34237)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Unknown Multilane (3+ Lane)		Pedestrian access to central island.
Irkutsk, Irkutsk Irkutsk Russia	Staro-Kuz'mihinkskaya ulitsa / (unknown) (52.23815, 104.29344)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Irkutsk, Irkutsk Irkutsk Russia	M55 / (parking) (52.25956, 104.19891)	Other Existing	Uncontrolled Unknown	2 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Irkutsk, Irkutsk Irkutsk Russia	ulitsa Barrikad / ulitsa Rabochego Shtaba (52.29856, 104.29668)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Irmo, SC Richland Co. United States	Coogler Rd. / Kennerly Rd. / Steeple Ridge Rd. (34.13011, -81.17782)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2016	https://twitter.com/RichlandPenny/status/793909450352492544
Iron Junction, MN St. Louis Co. United States	STH 37 / CR 7 (47.40163, -92.60114)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.dot.state.mn.us/d1/projects/th-37/index.html
Irondale, AL Jefferson Co. United States	Grants Mill Rd. / Old Leeds Rd. / Karl Daly Rd. (33.53524, -86.67353)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.youtube.com/watch?v=idyfwu96hcM
Irondequoit, NY Monroe Co. United States	Rte 590 / Titus Ave. (43.21195, -77.54978)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.3001	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY Monroe Co. United States	Rte 590 / Seneca Rd. (43.21642, -77.54655)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2973	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY Monroe Co. United States	Rte 590 / Point Pleasant Rd. (43.22389, -77.54493)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2926	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY Monroe Co. United States	Rte 590 / Durand Blvd. (43.22728, -77.54431)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5500	Other (At-Grade) Single-Lane	2010	Series of 4 roundabouts. ICD estimated from Google Maps linework.
Ironton, OH Lawrence Co. United States	SR 93 (Park Ave.) / US 52 EB Ramps (38.53856, -82.67758)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	https://www.facebook.com/photo.php?fbid=611157614528583&id=100069030495739&set=a.176172631360419
Ironton, OH Lawrence Co. United States	SR 93 (Park Dr.) / US 52 WB Ramps (38.53950, -82.67593)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	https://www.facebook.com/photo.php?fbid=611157614528583&id=100069030495739&set=a.176172631360419
Iroquois, ON Stormont, Dundas and Glengarry Canada	CR 2 / Carman Rd. (CR 1) (44.84679, -75.32231)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 71.9757	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.