Roundabouts Database Index

29410 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
Billings, MT Yellowstone Co. United States	Old US 312 / Five Mile Rd. (45.86957, -108.42768)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml
Warsaw, IN Kosciusko Co. United States	Old US 30 / Fox Farm Rd. (41.24848, -85.86848)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.3064	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2013). ICD estimated from Google Maps linework.
Baraboo, WI Sauk Co. United States	Old US 12 / CTH BD (43.48896, -89.77718)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2010	Constructed in 2010. Removed in 2017(?) due to bypass expansion.
McCalla, AL Jefferson Co. United States	Old Tuscaloosa Hwy. / McAdory School Rd. (33.33566, -87.01218)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2022	https://www.youtube.com/watch?v=GS7xX-8KUkc
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / West End Dr. (38.06612, -78.71195)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.0297	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / Golf Dr. (38.05766, -78.71016)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.0929	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Crozet, VA Ablemarle Co. United States	Old Trail Dr. / (unknown #2) (38.05907, -78.71125)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 30.0923	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Leichhardt, QLD Ipswich Australia	Old Toowoomba Rd. / Pinehurst Ave. / Chubb St. (-27.62887, 152.73785)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Madison, WI Dane Co. United States	Old Timber Pass / Hazy Sky Pkwy. (43.04876, -89.56435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2019
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / US 278 WB Ramps (34.35595, -89.53252)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3268	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / US 278 EB Ramps (34.35462, -89.53301)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3276	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2014	ICD estimated from Google Maps linework.
Oxford, MS Lafayette Co. United States	Old Taylor Rd. / University of Miss. Access Rd. (34.35899, -89.53144)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.5641	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Whakarewarewa, Bay of Plenty Rotorua New Zealand	Old Taupo Rd. (SH 5) / Hemo Rd. (SH 30) (-38.16498, 176.24661)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Rotorua, Bay of Plenty Rotorua New Zealand	Old Taupo Rd. (SH 5) / Devon St. / Otonga Rd. (-38.15352, 176.24045)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Peterborough, NH Hillsborough Co. United States	Old Street Rd. / Parmalee Dr. / Monadnock Community Hospital entrance (42.89272, -71.93790)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.3750	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Old Stratford, England Northants United Kingdom	Old Stratford Roundabout [A5 / A422 / A508] (52.06650, -0.86986)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
San Antonio, TX Bexar Co. United States	Old Stillwater / Stillwater Pkwy. (29.51401, -98.74066)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008).
Vaucluse, NSW Sydney Australia	Old South Head / New South Head (-33.85708, 151.28259)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Columbia, SC Richland Co. United States	Old Somerby Way / Lake Carolina Dr. / Granbury Ln. (34.18569, -80.88220)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2003
Old Salford Township, PA Montgomery United States	Old Skippack Rd. / Schwenksville Rd. / Shelly Rd. (40.29058, -75.42686)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2023	The roundabout was installed as part of the Districtwide roundabout program (PennDOT Engineering District 6-0) which was started to address intersection safety in the District. https://www.penndot.pa.gov/regionaloffices/district-6/pages/details.aspx?newsid=8481
Wellington, Wellington Region Kapiti Coast New Zealand	Old SH 1 / Otaihanga Rd. (-40.89275, 175.03221)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Anchorage, AK Anchorage United States	Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.8158	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Estimated completion 2008. ICD estimated from Google Maps linework.
Potomac, MD Montgomery Co. United States	Old Seven Locks Rd. / Quarry Manor Terrace (38.99371, -77.16028)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Laurel, MD Howard Co. United States	Old Scaggsville Rd. / High Ridge Rd. / Running Deer Dr. (39.11815, -76.86396)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.7985	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Elmsford, NY Westchester Co. United States	Old Saw Mill River Rd. / Grasslands Rd. (41.07631, -73.81875)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2021
Oxford, MS Lafayette Co. United States	Old Sardis Rd. (SR 314) / Pat Patterson Rd. (W Oxford Loop) (34.39966, -89.57695)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2016-2019). https://www.oxfordeagle.com/2020/03/04/supervisors-approve-street-light-at-new-college-hill-roundabout/
Winston-Salem, NC Forsyth Co. United States	Old Salisbury Rd. / Southpark Blvd. / Ardmore Rd. (36.04412, -80.26736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8335	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Roswell, GA Fulton Co. United States	Old Roswell Rd. / Harlow Cir. / Heyward Way (34.05203, -84.31573)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2015
Lafayette, IN Tippecanoe Co. United States	Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr. (40.38465, -86.91117)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.0283	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
(unincorporated), TX Fort Bend Co. United States	Old Richmond Rd. / Voss Rd. (29.64542, -95.66199)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2024
Ottawa, ON Ottawa Canada	Old Richmond Rd. / Stonehaven Dr. (45.28109, -75.83748)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020
Ottawa, ON Ottawa Canada	Old Richmond Rd. / Hope Side Rd. (45.27730, -75.83512)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2020
Windsor, CA Sonoma Co. United States	Old Redwood Hwy / Windsor Rd (38.55271, -122.81661)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7562	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Windsor, CA Sonoma Co. United States	Old Redwood Hwy / Market St (38.54956, -122.81353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5598	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Mandan, ND Morton Co. United States	Old Red Trl. NE / Collins Ave. / Hwy 1806 (46.84308, -100.89301)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://www.facebook.com/CityofMandan/posts/the-new-roundabout-at-the-intersection-of-collins-ave-old-red-trail-and-hwy-1806/4909144435769104/
Pleasant Hill, CA Contra Costa Co. United States	Old Quarry Rd. / Camelback Rd. (37.97273, -122.06894)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.1278	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
Greystanes, NSW Cumberland Australia	Old Prospect Rd. / Cumberland Rd. (-33.81901, 150.94870)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Toledo, OH Lucas Co. United States	Old Promedica Pkwy. / (unknown) (41.67440, -83.59427)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 21.4101	Other (At-Grade) Single-Lane	2018	https://www.toledoblade.com/local/2016/08/19/Traffic-patterns-shift-on-ProMedica-Parkway.html ICD estimated from Google Maps linework.
Engadine, NSW Sutherland Shire Australia	Old Princes Hwy. / Woronora Rd. / Cooper St. (-34.07156, 151.00935)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Grand Island, NE Hall Co. United States	Old Potash Hwy / S North Rd. (40.91702, -98.39744)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://twitter.com/GIPublicWorks/status/1331332356423233546
(unincorporated), NC Cumberland Co. United States	Old Plank Rd. / I-295 SB Ramps (34.94793, -78.99697)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Freeway Ramps (Grade-Separated) Single-Lane	2022	Yield-controlled right-turn bypass lanes on north and west legs. https://abc11.com/nc-fayetteville-outer-loop-i295-new-sections-open/12478490/
(unincorporated), NC Cumberland Co. United States	Old Plank Rd. / I-295 NB Ramps (34.94791, -78.99430)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Freeway Ramps (Grade-Separated) Single-Lane	2022	Yield-controlled right-turn bypass lanes on south and east legs. https://abc11.com/nc-fayetteville-outer-loop-i295-new-sections-open/12478490/
Dairy Flat, Auckland Auckland New Zealand	Old Pine Valley Rd. / Argent Ln. (-36.62234, 174.65545)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Aberdeen, MD Harford Co. United States	Old Philadelphia Rd. (MD 7) / Perryman Rd. (MD 159) (39.48791, -76.19155)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7911	Other (At-Grade) Single-Lane	2019	https://www.facebook.com/pg/Harford-County-Roundabouts-308793279204833/posts/ ICD estimated from Google Maps linework.
Mooney Mooney, NSW Central Coast Australia	Old Pacific Hwy. / Peats Ferry Rd. / M1 (Pacific Motorway) NB Ramps / (parking) (-33.53117, 151.19921)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Oxenford, QLD Gold Coast Australia	Old Pacific Hwy. / Leo Graham Way (-27.89039, 153.31347)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Bonne Terre, MO St. Francois Co. United States	Old Orchard Rd. / US 67 NB Ramps (37.91294, -90.53029)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Freeway Ramps (Grade-Separated) Single-Lane	2008	Year Completed estimated (2007-2009).
Bonne Terre, MO St. Francois Co. United States	Old Orchard Rd. / Raider Rd. / US 67 SB Ramps (37.91037, -90.53216)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Freeway Ramps (Grade-Separated) Single-Lane	2008	Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009).
Dural, NSW Hornsby Australia	Old Northern Rd. / New Line Rd. / (Dural Business Park entrance) (-33.69599, 151.03051)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Chidlow, WA Mundaring Australia	Old Northam Rd. / Herbert St. / Thomas St. (-31.86245, 116.26917)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kumeu, Auckland Auckland New Zealand	Old North Rd. / Riverhead Rd. (-36.76981, 174.57251)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Oval shaped.
Linganore, MD Frederick Co. United States	Old National Pike / Eaglehead Dr. (39.38995, -77.31098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	South leg stubbed. Constructed initially as single-lane roundabout in 2007-2008. Expanded into two-lane roundabout 2016-2018.
Ottawa, ON Ottawa Canada	Old Montreal Rd. / St.Joseph Blvd. / Trim Rd. (45.48900, -75.47775)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3285	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Huntsville, AL Madison Co. United States	Old Monrovia Rd. / Providence Main St. / Indian Creek Rd. (34.75765, -86.68776)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3429	Other (At-Grade) Single-Lane	2004	Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework.
Fort Wayne, IN Allen Co. United States	Old Mill Rd. / Westover Rd. (41.04247, -85.15324)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.7261	Other (At-Grade) Single-Lane	2001	Previously controlled by two-way stop control Functional Class: Collector ICD estimated from Google Maps linework.
Harvest Park, CO Larimer Co. United States	Old Mill Rd. / County Fair Ln. (40.51291, -105.02753)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2003	Painted splitter islands. Year Completed estimated (1999-2005).
Wattsville, VA Accomack Co. United States	Old Mill Pointe / (unknown) (37.95075, -75.48857)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2008	Functional Class: Local
Carmel, IN Hamilton Co. United States	Old Meridian St. / W Smokey Row Rd. (39.98359, -86.14087)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Old Meridian St. / US 31 SB Ramps (39.98504, -86.14209)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014
Carmel, IN Hamilton Co. United States	Old Meridian St. / US 31 NB Ramps (39.98429, -86.14154)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015
Carmel, IN Hamilton Co. United States	Old Meridian St. / Pennsylvania St. (39.96796, -86.15526)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2008
Carmel, IN Hamilton Co. United States	Old Meridian St. / Guilford Ave. (39.98255, -86.14163)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2008	Right-turn-only lane on southeast leg. Painted spirals next to central island.
Carmel, IN Hamilton Co. United States	Old Meridian St. / Grand Blvd. (39.97366, -86.14984)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.3880	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2008	ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Old Meridian St. / 131st (Main) St. (39.97806, -86.14577)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2007	Painted spirals next to central island. Skewed intersection.
Falcon, CO El Paso Co. United States	Old Meridian Rd. / McLaughlin Rd. (38.93529, -104.61079)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	2020
Carmel, IN Hamilton Co. United States	Old Merdian St. / W. 136th St. / Eglin Dr. / Rohrer Rd. (39.98577, -86.14240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2014	Replaced three-way stop-controlled intersection with one uncontrolled leg.
College Station, TX Brazos Co. United States	Old Main Dr. / Lamar St. / Jones St. (30.61311, -96.34466)	Other Existing	Other None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	1970	Some yield control, some stop control.
Jefferson City, MO Cole Co. United States	Old Lohman Rd. / Westview Dr. / Big Horn Dr. (38.56917, -92.28955)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2011	Elliptical shaped. ICD = 140 ft x 120 ft.
Springfield, QLD Ipswich Australia	Old Logan Rd. / Mur Blvd. / Kertes Rd. (-27.64388, 152.91895)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Chapin, SC Lexington Co. United States	Old Lexington Hwy. / Murray Lindler Rd. (34.15027, -81.34723)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://www.swlexledger.com/single-post/2019/10/10/Town-of-Chapin-wants-you-to-know-how-to-safely-navigate-new-roundabout
Winter Haven, FL Polk Co. United States	Old Lake Wales Rd. / Old Bartow-Lake Wales Rd. / CR 653 / Baxter Blvd. (27.92374, -81.66866)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2023	https://winterhavendaily.com/2023/04/04/newly-constructed-single-lane-roundabout-at-intersection-of-cr-653-now-open/
Murrells Inlet, SC Georgetown Co. United States	Old Kings Hwy / Wachesaw Rd. (33.55277, -79.05395)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.8691	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Kissimmee, FL Osceola Co. United States	Old Kent Circle (28.22576, -81.48116)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2002	Year Completed estimated (1999-2004).
Bel Air, MD Harford Co. United States	Old Joppa Ct. / Hoskins Terrace (39.51380, -76.37506)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2014-2017).
Horseheads, NY Chemung Co. United States	Old Ithaca Rd. / Horseheads Connector Rd. / E St. (42.17554, -76.81741)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023
Glasgow, Scotland North Lanarkshire United Kingdom	Old Inns Roundabout: A8011 (Central Way) / M80 EB Ramps / B816 (Castlecary Rd.) / Eastfield Rd. (55.96721, -3.97260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Ivins, UT Washington Co. United States	Old Hwy 91 / S 600 W / S Kwavas Dr. (37.16043, -113.69500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2023	https://www.stgeorgeutah.com/news/archive/2023/10/21/cdr-first-phase-of-old-dixie-highway-91-widening-new-roundabouts-finished/
Ivins, UT Washington Co. United States	Old Hwy 91 / S 400 W / S Guy Ln. (37.15675, -113.68873)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.stgeorgeutah.com/news/archive/2023/10/21/cdr-first-phase-of-old-dixie-highway-91-widening-new-roundabouts-finished/
Parachute, CO Garfield Co. United States	Old Hwy 6 / I-70 WB Ramps (39.42982, -108.07610)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.8160	Freeway Ramps (Grade-Separated) Single-Lane	2012
Parachute, CO Garfield Co. United States	Old Hwy 6 / I-70 EB Ramps / (unknown) (39.42828, -108.07440)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Freeway Ramps (Grade-Separated) Single-Lane	2012
Antigonish, NS Antigonish Canada	Old Hwy 104 / Beech Hill Rd. (45.61335, -61.97107)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Single-Lane	2020	Previous control: 3-way stop. Year Completed estimated (2019-2021).
Midlothian, VA Chesterfield Co. United States	Old Hundred Rd. (SR 754) / Bandermill Pkwy. / Kelly Green Dr. (37.44210, -77.64457)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6716	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
New Berrima, NSW Wingecarribee Australia	Old Hume Hwy. / Medway Rd. / Taylor Ave. (-34.49970, 150.32175)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wexford, Co Wexford Ireland	Old Hospital Rd. / Ballyboggan / Stoney Park (52.34690, -6.48824)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Swanzey, NH Cheshire Co. United States	Old Homestead Hwy. (NH 32) / Sawyer's Crossing Rd. (42.87428, -72.28155)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/roundabout-pho-swanzey40485.pdf
Grand Mound, WA Thurston Co. United States	Old Highway 99 SW/ 198th Ave. SW (46.80065, -123.01220)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2019
Wellington, FL Palm Beach Co. United States	Old Hammock Way / Galleria St. (26.66336, -80.21254)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1999-2002).
Wellington, FL Palm Beach Co. United States	Old Hammock Way / Beacon Cir. / Bay View Way (26.66305, -80.21485)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1999-2002).
Bromborough, England Wirral United Kingdom	Old Hall Rd. / Bassendale Rd. / Riverwood Rd. (53.33263, -2.96792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kallangur, QLD Moreton Bay Australia	Old Gympie Rd. / Whitehorse Rd. / Butterfly Dr. (-27.23354, 152.99306)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Narangba, QLD Moreton Bay Australia	Old Gympie Rd. / McPhail Rd. / Saltwater Circuit (-27.20716, 152.98592)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Narangba, QLD Moreton Bay Australia	Old Gympie Rd. / Mackie Rd. / Sodium St. (-27.19706, 152.98476)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Yandina, QLD Sunshine Coast Australia	Old Gympie Rd. / Buckle St. / Lacey Ln. (-26.56171, 152.95220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dakabin, QLD Moreton Bay Australia	Old Gympie Rd. / Boundary Rd. (-27.21186, 152.98758)	Roundabout Existing	All-Way Yield Metering Signal	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Kallangur, QLD Moreton Bay Australia	Old Gympie Rd. / Ann St. (-27.24569, 152.99200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kernersville, NC Forsyth Co. United States	Old Greensboro Rd. / E. Mountain St. / Graves St. (36.11204, -80.05263)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.4537	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Thomasville, NC Davidson Co. United States	Old Greensboro Rd. / Davidson Community College entrance (35.86701, -80.18417)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.8751	Other (At-Grade) Single-Lane	2010	State project. Bypass lane. ICD estimated from Google Maps linework.
Ferguson Township, PA Centre Co. United States	Old Gatesburg Rd. / Pine Hall Rd. (40.78030, -77.89010)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.4617	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Boerne, TX Bexar Co. United States	Old Fredericksburg Rd. / Millstone Cove (29.69594, -98.64622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2013	Entrance to gated residential subdivision.
Baltimore, MD Baltimore City Co. United States	Old Frederick Road / Maple Wood Road (39.29094, -76.69283)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8815	Other (At-Grade) Single-Lane	2013	4th leg not built yet - for future development ICD estimated from Google Maps linework.