City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Sundre,
AB Alberta Canada |
Hwy 27 (Main Ave. W) / 4th St. (51.79629, -114.64517) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2017 | Temporary, modular installation. |
Sundre,
AB Alberta Canada |
Hwy 27 (Main Ave. W) / 3rd St. (51.79663, -114.64360) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2017 | Temporary, modular installation. |
Sundre,
AB Alberta Canada |
Hwy 27 (Main Ave. W) / 2nd St. (51.79706, -114.64184) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2017 | Temporary, modular installation. |
Jackson,
GA Butts Co. United States |
GA 36 / Keys Ferry Rd. / Barnetts Bridge Rd. (33.38354, -83.90334) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Initially installed in 2017 as a modular, rapid-install roundabout (ICD = 70 ft). Converted to single-lane roundabout with raised central island in 2022. https://www.jacksonprogress-argus.com/news/roundabout-replacement-at-hwy-36-and-barnetts-bridge-road-in-butts-county-begins-jan-31/article_58c8363c-806c-11ec-be5a-efce5e2209d4.html |
Annandale,
VA Fairfax Co. United States |
Ravensworth Rd. / Jayhawk St. / Fountain Head Dr. (38.82630, -77.19993) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2018 | Modular, rapid-install roundabout. |
Somerville,
MA Middlesex Co. United States |
Great River Rd. / Grand Union Blvd. (42.39621, -71.08140) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.7524 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
North Plymouth,
MA Plymouth Co. United States |
Water St. / South Park Ave. (41.96132, -70.66773) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.5310 |
Other (At-Grade) Single-Lane |
2014 | rotary conversion ICD estimated from Google Maps linework. |
South Fulton,
GA Fulton Co. United States |
Cascade-Palmetto Hwy (GA154) / Cedar Grove Rd / Ridge Rd (33.61907, -84.67141) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.7770 |
Other (At-Grade) Single-Lane |
2014 | 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. |
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. |
Amesbury,
MA Essex Co. United States |
Friend St / School St (Rte 150) / Allens Ct (42.85615, -70.93410) |
Roundabout Existing |
Other None |
4 Approaches 0 Driveways 26.2656 |
Other (At-Grade) Single-Lane |
2001 | North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework. |
Georgetown,
DE Sussex Co. United States |
Zoar Rd. / Bethesda Rd. / Speedway Rd. (38.65384, -75.36140) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.9711 |
Other (At-Grade) Single-Lane |
2017 | Replaced two closely spaced TWSC intersections. ICD estimated from Google Maps linework. |
Lynn,
MA Essex Co. United States |
Western Ave (Rte 107) / Federal St / South St / Market Square (42.46260, -70.96575) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 54.6268 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Medford,
MA Middlesex Co. United States |
Highland Ave. / Woodland Rd. / Elm St. (42.44247, -71.09392) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Single-Lane |
2015 | Added roundabout style pavement markings on approaches and definition of circulating roadway in approx. 2015. Right-turn-only lane and two-lane exit on north leg. |
Somerville,
MA Middlesex Co. United States |
Powder House Square [Powder House Blvd. / Broadway / College Ave. / Werner St.] (42.40114, -71.11677) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Single-Lane |
2021 | Originally 2-lane traffic circle with signal control on all entries and central island originally accessible for pedestrians. Converted to a single-lane roundabout in 2021 using only signing, striping, and raised markers. As of March 2022, all signals (including pedestrian signals) have been covered. |
Bel Air South,
MD Harford Co. United States |
S Tollgate Rd. / Plumtree Rd. (39.50070, -76.33349) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.3332 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Bel Air South,
MD Harford Co. United States |
S Tollgate Rd. / W Ring Factory Rd. (39.50873, -76.34550) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 28.5652 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2007). ICD estimated from Google Maps linework. |
Bel Air South,
MD Harford Co. United States |
Abingdon Rd. / Dunbarton Dr. / Box Hill S Pkwy. (39.47491, -76.30092) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.8134 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2007). ICD estimated from Google Maps linework. |
Bel Air North,
MD Harford Co. United States |
Moores Mill Rd. / Southampton Rd. (39.54847, -76.33536) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.6279 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Reno,
NV Washoe Co. United States |
SR 341 (Geiger Grade Rd.) / Veterans Pkwy. / (parking) (39.40271, -119.74165) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Double left (left, left-through-right) on south leg; double right (left-through-right, right) on west leg. |
Pueblo,
CO Pueblo Co. United States |
N Purcell Rd. / E Platteville Blvd. (38.35647, -104.69429) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.7158 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
Franklin Lakes,
NJ Bergen Co. United States |
Franklin Lake Rd. / High Mountain Rd. (40.99348, -74.21235) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2409 |
Other (At-Grade) Single-Lane |
2014 | Upgraded from a neighborhood traffic circle in 2014 ICD estimated from Google Maps linework. |
Princeton,
NJ Mercer Co. United States |
Alexander St. / University Pl. (40.34305, -74.66085) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.0398 |
Other (At-Grade) Single-Lane |
2014 | Bike sharrows and parking cutouts on one leg. ICD estimated from Google Maps linework. |
Princeton,
NJ Mercer Co. United States |
Elm Dr. / South Dr. (40.34078, -74.65595) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 1 Driveways 29.1305 |
Other (At-Grade) Single-Lane |
2000 | Year Completed estimated (1997-2002). ICD estimated from Google Maps linework. |
Cambridge,
MA Middlesex Co. United States |
Concord Ave (US 3) / Alewife Brook Parkway (Rte 2) (42.38844, -71.14346) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 56.4557 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Pavement markings installed in 2017. No crosswalks. ICD estimated from Google Maps linework. | |
Allwood,
NJ Passaic Co. United States |
Allwood Rd. / Bloomfield Ave. (40.84302, -74.15957) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.0792 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Converted from non-circular rotary. ICD estimated from Google Maps linework. |
Cambridge,
MA Middlesex Co. United States |
Concord Ave / New St / Fresh Pond Pkwy (US 3, Rte 2) (42.38670, -71.14100) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 38.8144 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Pavement markings for bike conflict areas added in approx. 2018 (on New St exit). ICD estimated from Google Maps linework. | |
Boston,
MA Suffolk Co. United States |
Dominic J Bianculli Blvd / University Dr (42.31403, -71.04246) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 1 Driveways 37.0930 |
Other (At-Grade) Single-Lane |
2018 | This rotary seems to have been demolished in 2016 and converted to a roundabout in 2018. ICD estimated from Google Maps linework. |
Watertown,
SD Codington Co. United States |
US 81 (5th St.) / 20th Ave. SE (44.87638, -97.10890) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2018 | First roundabout by South Dakota Department of Transportation. |
Sioux Falls,
SD Lincoln Co. United States |
Louise Ave. / 271st St. (43.46078, -96.76732) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.2118 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Springfield,
OR Lane Co. United States |
Franklin Blvd. / (parking lots) (44.04434, -123.03145) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 2 Driveways 47.2167 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Forest Park,
MO St. Louis City Co. United States |
Hampton Ave. / Concourse Dr. / Wells Dr. (38.63316, -90.28546) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7207 |
Other (At-Grade) Single-Lane |
2009 | Right-turn bypass lane merge in crosswalk area. ICD estimated from Google Maps linework. |
Forest Park,
MO St. Louis City Co. United States |
Concourse Dr. / Washington Dr. (38.63495, -90.28480) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.3234 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Forest Park,
MO St. Louis City Co. United States |
Government Dr. / Wells Dr. (38.63437, -90.30113) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 44.7814 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Warrenton,
VA Fauquier Co. United States |
E Shirley Ave. / Falmouth St. (38.69843, -77.78795) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 13.0496 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2018 | Constructed Fall 2018, mini-roundabout with one bypass lane ICD estimated from Google Maps linework. |
Aloha,
OR Washington Co. United States |
SW 175th St. / SW Kemmer Rd. (45.45121, -122.85724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.3785 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Bossier City,
LA Bossier Par. United States |
W 1st St. / Spears St. (32.52108, -93.73971) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.2256 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Bossier City,
LA Bossier Par. United States |
W 1st St. / Margaritaville Way / Colquitt St. (32.52193, -93.73982) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.2112 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Toronto,
ON Toronto Canada |
Port Union Rd. / Bridgend St. (43.77682, -79.13549) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 31.0447 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
Markham,
ON York Canada |
Swan Lake Blvd. / Lakeside Vista Way. (43.89623, -79.25077) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 38.0000 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (2000-2001). |
Markham,
ON York Canada |
Wilfred Murison Ave / William Berczy Blvd (43.88681, -79.30799) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.4560 |
Other (At-Grade) Single-Lane |
2015 | Previously a traffic circle ICD estimated from Google Maps linework. |
Markham,
ON York Canada |
Wilfred Murison Ave. / Harbord St. (43.88567, -79.31277) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 25.8235 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2013-2015). ICD estimated from Google Maps linework. |
Markham,
ON York Canada |
William Berczy Blvd. / Beckett Ave. (43.88444, -79.30585) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.5968 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
Markham,
ON York Canada |
Harbord St. / Beckett Ave. (43.88279, -79.31197) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 26.6855 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2013-2015). ICD estimated from Google Maps linework. |
Mississauga,
ON Peel Canada |
Duke of York Blvd. / Square One Dr. (43.59181, -79.64742) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.0056 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
Mississauga,
ON Peel Canada |
Hazelton Pl. / Plantation Pl. (43.55342, -79.71753) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 13.8491 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2013-2015). ICD estimated from Google Maps linework. |
Point of Rocks,
MD Frederick Co. United States |
US 15 / Point of Rocks Rd. (39.28643, -77.53096) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 47.1443 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
Oak Bluffs,
MA Dukes Co. United States |
Barnes Rd / Edgartown Vineyard Haven Rd (41.42083, -70.60172) |
Roundabout Existing |
Unknown None |
4 Approaches 0 Driveways 28.6589 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
N Gray Rd. / E Smokey Row Rd. (E 136th St.) (39.98556, -86.08969) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.6041 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
Hazel Dell Pkwy. / E 116th St. (39.95660, -86.07408) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 47.6055 |
Other (At-Grade) Multilane (3+ Lane) |
2017 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
W 106th St. / Towne Rd. (39.94132, -86.20314) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2017 | RRFB added: https://content.govdelivery.com/accounts/INCARMEL/bulletins/37421df |
Carmel,
IN Hamilton Co. United States |
W Carmel Dr. / S Guilford Rd. (39.96526, -86.14116) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.4457 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
W Carmel Dr. / W City Center Dr. (39.96562, -86.14400) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 43.0224 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
W City Center Dr. / S Guilford Rd. (39.96801, -86.14104) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7669 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
W City Center Dr. / S Range Line Rd. (39.97069, -86.12696) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | Raised crosswalks. |
Carmel,
IN Hamilton Co. United States |
E 126th St. / Kinzer Ave. (39.97112, -86.11843) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.9506 |
Other (At-Grade) Single-Lane |
2017 | One approach stubbed off. ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
W City Center Dr. / N Pennsylvania St. / (hotel parking) (39.96483, -86.15517) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 35.6998 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2016 | Crosswalk on hotel parking leg is at entrance line. ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
E Smokey Row Rd. / Carey Rd. (39.98591, -86.10820) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 25.6227 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
S Range Line Rd. / Executive Rd. (39.96334, -86.12687) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.8698 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
Carey Rd. / Hawthorne Dr. W (39.99353, -86.10848) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.7698 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
S Range Line Rd. / W Elm St.-E Elm St. (39.97526, -86.12709) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2017 | City of Carmel changed name of 4th St. SE to Elm St. in 2022. |
Carmel,
IN Hamilton Co. United States |
W 116th St. / Towne Rd. (39.95572, -86.20253) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | |
Lakewood,
CO Jefferson Co. United States |
S Indiana St. / W Wesley Ave. (39.67204, -105.16890) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.0944 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
Logan,
UT Cache Co. United States |
E 500 N / N 600 E (41.74069, -111.81931) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 36.5378 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Fishers,
IN Hamilton Co. United States |
E 96th St. / Lantern Rd. (39.92738, -86.01380) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (3+ Lane) |
2017 | On boundary between Fishers and Indianapolis and between Hamilton County and Marion County. |
Fishers,
IN Hamilton Co. United States |
E 131st St. / Lantern Rd. (39.97875, -86.01409) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.8622 |
Other (At-Grade) Single-Lane |
2012 | Year Completed estimate (2009-2012). ICD estimated from Google Maps linework. |
Cedar Park,
TX Williamson Co. United States |
Lynnwood Trl. / E Park St. (30.51423, -97.81197) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands on two legs. |
Cedar Park,
TX Williamson Co. United States |
Crockett Rd. / Truman Ln. (30.51700, -97.80960) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6710 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands. |
Cedar Park,
TX Williamson Co. United States |
Discovery Blvd. / Central Park Dr. / (parking access road) (30.52554, -97.82136) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2004 | Right-turn bypass lane on south leg. Year Completed estimated (2002-2005). |
Fullerton,
CA Orange Co. United States |
Starbuck St. / Hughes Dr. (33.88227, -117.96367) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.7709 |
Other (At-Grade) Single-Lane |
2003 | Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Fullerton,
CA Orange Co. United States |
Nicolas Way / Hughes Dr. (33.88107, -117.95884) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.7967 |
Other (At-Grade) Single-Lane |
2003 | Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Fullerton,
CA Orange Co. United States |
Starbuck St. / Hetebrink St. (33.88433, -117.96291) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.7532 |
Other (At-Grade) Single-Lane |
2003 | Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Fullerton,
CA Orange Co. United States |
Nicolas St. / Hetebrink St. / Benchley St. (33.88314, -117.95815) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 23.7961 |
Other (At-Grade) Single-Lane |
2003 | Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Fullerton,
CA Orange Co. United States |
Benchley Dr. / Sheddon St. (33.88638, -117.95555) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 20.8208 |
Other (At-Grade) Single-Lane |
2003 | Painted splitter islands. ICD estimated from Google Maps linework. |
Foxborough,
MA Norfolk Co. United States |
Chestnut St / North St (42.07460, -71.25933) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4821 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
Dedham,
MA Norfolk Co. United States |
Needham St / Vine Rock St (42.26954, -71.18214) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 120.1954 |
Other (At-Grade) Single-Lane |
2004 | No crosswalks ICD estimated from Google Maps linework. |
Belmont,
MA Middlesex Co. United States |
Marsh St / Prospect St (42.40767, -71.18126) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 2 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
Year Completed unknown. No changes from original configuration. | |
Northampton,
MA Hampshire Co. United States |
Pleasant St (US 5) / Conz St (42.31150, -72.62438) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 30.0288 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
Northampton,
MA Hampshire Co. United States |
Main St (Rte 9) / Bridge Rd (42.34356, -72.68114) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.6618 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
Millbury,
MA Worcester Co. United States |
Main St / Elmwood St / Elm St / Faron Cir / Rte 146 Ramps (42.18731, -71.76704) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 33.6278 |
Freeway Ramps (Grade-Separated) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
Millbury,
MA Worcester Co. United States |
Elm St / Elm Ct / Rte 146 Ramps (42.18783, -71.76618) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.2384 |
Freeway Ramps (Grade-Separated) Single-lane w/ Traversable Central Island |
2018 | ICD estimated from Google Maps linework. |
Rockland,
MA Plymouth Co. United States |
Bill Delahunt Pkwy / Union St (42.15400, -70.92708) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.5828 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2012 | ICD estimated from Google Maps linework. |
Weymouth,
MA Norfolk Co. United States |
Patriot Pkwy / Marker St (42.15310, -70.94390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.6148 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Amherst,
MA Hampshire Co. United States |
Pleasant St / Governors Dr / Eastman Ln (42.39522, -72.52693) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7529 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
Amherst,
MA Hampshire Co. United States |
E Pleasant St / Triangle St (42.38156, -72.51932) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.3487 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Amherst,
MA Hampshire Co. United States |
West St (Rte 116) / W Bay Rd (42.31886, -72.52762) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.9211 |
Other (At-Grade) Single-Lane |
2011 | Side-by-side roundabouts replacing two T-intersections ICD estimated from Google Maps linework. |
Amherst,
MA Hampshire Co. United States |
Bay Rd / West St (Rte 116) (42.31938, -72.52627) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.2193 |
Other (At-Grade) Single-Lane |
2011 | Side-by-side roundabouts replacing two T-intersections ICD estimated from Google Maps linework. |
Northfield Township,
MI Washtenaw Co. United States |
N Territorial Rd. / US 23 NB Ramps (42.37969, -83.75634) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Merging right-turn bypass lane on east leg. |
Northfield Township,
MI Washtenaw Co. United States |
N Territorial Rd. / US 23 SB Ramps (42.37952, -83.75786) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Merging right-turn bypass lane on west leg. |
Springfield,
IL Sangamon Co. United States |
W Iles Ave. / Archer Elevator Rd. (39.77083, -89.73465) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.8829 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
Freeport,
IL Stephenson Co. United States |
W Pearl City Rd. / Kiwanis Dr. / S Forest Rd. (42.28237, -89.66744) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 37.1116 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Colts Neck Township,
NJ Monmouth Co. United States |
Crine Rd. / Heulitt Rd. / Dutch Lane Rd. (40.31080, -74.20457) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 47.3580 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2013-2016). ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
N Gray Rd. / E 126th St. (39.97120, -86.08950) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.6118 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | ICD estimated from Google Maps linework. |
Bowmanville,
ON Durham Canada |
Remmington St. / Green Rd. (43.89809, -78.70723) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.0969 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Bowmanville,
ON Durham Canada |
Green Rd. / Aspen Springs Dr. (43.90213, -78.70898) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 24.9558 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Milton,
ON Halton Canada |
Tremaine Rd. / Steeles Ave. W (43.50658, -79.91068) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.5095 |
Other (At-Grade) Single-Lane |
2015 | Fourth leg closed, built for future expansion. ICD estimated from Google Maps linework. |
Milton,
ON Halton Canada |
Tremaine Rd. / Main St. W (43.49537, -79.89726) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 51.1177 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | ICD estimated from Google Maps linework. |
Milton,
ON Halton Canada |
Tremaine Rd. / Louis Saint Laurent Ave. (43.47633, -79.87020) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 58.0672 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | ICD estimated from Google Maps linework. |
Milton,
ON Halton Canada |
Tremaine Rd. / Britannica Rd. W (43.46689, -79.85672) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 52.8754 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | Replaced offset T-intersections. ICD estimated from Google Maps linework. |
Georgetown,
ON Halton Canada |
10 Sideroad / Tenth Line N (43.63791, -79.86267) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.6246 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |