Roundabouts Database

30016 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
Sparks, NV
Washoe Co.
United States 		Los Altos Pkwy. / Belmar Dr.
(39.57249, -119.69408) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2007-2008).
Palma, Autonomous Community of Balearic Islands
Baleares
Spain 		Camino de Genova / Calle de Andrea Doria / Calle de las Illes Balears
(39.57212, 2.62028) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Bear, DE
New Castle Co.
United States 		Howell School Rd. / Robert C Peoples Blvd.
(39.57198, -75.72068) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.7453 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2016-2019). ICD estimated from Google Maps linework.
Frogtown, MD
Harford Co.
United States 		Mardic Dr. / Willrich Ct.
(39.57178, -76.37160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3011 		Other (At-Grade)
Single-Lane 		2001 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Bear, DE
New Castle Co.
United States 		Denny Rd. / Lexington Pkwy. / Airdrie Dr.
(39.57173, -75.74234) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024 Year Completed estimated (2023-2024).
Pekin, OH
Warren Co.
United States 		Crooked Creek Dr. / Winding Run Blvd.
(39.57116, -84.15387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019
Palma, Autonomous Community of Balearic Islands
Baleares
Spain 		Ma-15 / Ma-3018
(39.57045, 2.68594) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Reno, NV
Washoe Co.
United States 		Raggio Pkwy. / (unknown)
(39.57033, -119.79414) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
73.1520 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Converted from older rotary in 2010-2011 with striping to remove concentric circulatory roadway striping.
Westminster, MD
Carroll Co.
United States 		Market St. / Gorsuch Rd.
(39.57010, -76.97452) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6987 		Other (At-Grade)
Single-Lane 		2005 Right-turn bypass lanes on SW and SE quadrants. ICD estimated from Google Maps linework.
Delaware City, DE
New Castle Co.
United States 		SR 9 (Delaware City Port Penn Rd.) / Old Elm Ave. / N Reedy Point Rd.
(39.56969, -75.58973) 		Roundabout
Unknown 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		https://www.wdel.com/news/an-about-face-on-route-9-roundabout/article_aa3b673a-8d38-11ed-8f81-473b91d34be7.html
Palma, Autonomous Community of Balearic Islands
Baleares
Spain 		(unknown) / Ma-15 EB Ramps
(39.56922, 2.70128) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Pekin, OH
Warren Co.
United States 		Bunnell Hill Rd. / E Lytle 5 Points Rd. / W Lytle 5 Points Rd.
(39.56889, -84.19299) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.journal-news.com/local/video-areas-newest-roundabout-now-open-for-traffic/7WGGOA4GAZFWVI5CKXTLEY2HHE/
Aurora, CO
Arapahoe Co.
United States 		S Sampson Gulch Way / E Clifton Dr.
(39.56850, -104.69683) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2017).
Hickory, MD
Harford Co.
United States 		Water Tower Way / Granary Rd.
(39.56845, -76.35713) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.0960 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Palma, Autonomous Community of Balearic Islands
Baleares
Spain 		Ma-15 / Ma-30 Ramps
(39.56833, 2.71054) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Littleton, CO
Jefferson Co.
United States 		S Platte Canyon Rd. / S Kendall Blvd. / W Chatfield Ave.
(39.56787, -105.06207) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3029 		Other (At-Grade)
Single-Lane 		2018 Merging right-turn bypass lanes on west and south legs. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Ferrari McLeod Blvd. / Remington Park Dr.
(39.56671, -119.81484) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2010).
Bel Air North, MD
Harford Co.
United States 		Water Tower Way / Bynum Rd.
(39.56671, -76.35712) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2019 http://harfordcountymd.gov/ArchiveCenter/ViewFile/Item/1683
Martinsville, IN
Morgan Co.
United States 		SR 144 / Old SR 37
(39.56651, -86.25263) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023
Bargersville, IN
Johnson Co.
United States 		SR 144 / I-69 SB Ramps
(39.56591, -86.24760) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2022 Interchange replaced at-grade signalized intersection.
Bargersville, IN
Johnson Co.
United States 		SR 144 / CR 144 / I-69 NB Ramps
(39.56557, -86.24616) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2022 Interchange replaced at-grade signalized intersection.
(unincorporated), CO
Douglas Co.
United States 		Blackgum St. / Golden Eye Ave.
(39.56456, -104.80327) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3044 		Other (At-Grade)
Single-Lane 		2001 No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Bear, DE
New Castle Co.
United States 		Primrose Dr.
(39.56431, -75.74240) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Bel Air, MD
Harford Co.
United States 		Thomas Run Rd. / Cross Campus Dr.
(39.56164, -76.28699) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012
Glenwood Springs, CO
Garfield Co.
United States 		Mel Ray Rd. / I-70 WB Ramps / US 6
(39.56142, -107.36127) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
44.1965 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Bargersville, IN
Johnson Co.
United States 		Oakmont Blvd. / Shallow Water Ln. / Chartwell Dr.
(39.56137, -86.17024) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Glenwood Springs, CO
Garfield Co.
United States 		Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd.
(39.56019, -107.36139) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.9595 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework.
Sparks, NV
Washoe Co.
United States 		N D'Andrea Pkwy. / Amore Dr.
(39.55847, -119.70259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2002
Engelwood, CO
Douglas Co.
United States 		Aviator Way / Aviator Ln.
(39.55846, -104.84554) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003). South leg added 2004-2005.
Fountain Green, MD
Harford Co.
United States 		Prospect Mill Rd. / Wagner Rd.
(39.55824, -76.30247) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3072 		Other (At-Grade)
Single-Lane 		2002 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Functional Class: Collector ICD estimated from Google Maps linework.
Westminster, MD
Carroll Co.
United States 		Old Westminster Pike / N Chandler Dr.
(39.55808, -76.97130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Sparks, NV
Washoe Co.
United States 		N D'Andrea Pkwy. / San Marino
(39.55763, -119.70347) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2000 Painted splitter islands on east and south legs. Oval shaped. ICD = 100 ft x 85 ft. Year Completed estimated (1999-2002).
Glenwood Springs, CO
Garfield Co.
United States 		W Meadows Dr. / (parking)
(39.55567, -107.34547) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2002-2005).
Reno, NV
Washoe Co.
United States 		Northtowne Ln. / Wal-Mart entrance
(39.55531, -119.78230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3085 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
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).
Havre de Grace, MD
Harford Co.
United States 		Chapel Rd. / Bulle Rock Pkwy.
(39.55465, -76.12813) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9922 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Highlands Ranch, CO
Douglas Co.
United States 		Park Central Dr.
(39.55360, -105.00475) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking along circulatory roadway. Pedestrian access to central island.
Glenwood Springs, CO
Garfield Co.
United States 		E Meadows Dr. / (parking)
(39.55340, -107.34114) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2002-2005).
Lathrop, MO
Clinton Co.
United States 		US 69 / MO-116
(39.55283, -94.23581) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.modot.org/clinton-county-us-route-69-and-route-116-intersection-improvement-project
Havre de Grace, MD
Harford Co.
United States 		N Meadows Circle
(39.55272, -76.13636) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Parker, CO
Douglas Co.
United States 		Inspiration Dr. / E Inspiration Ln.
(39.55206, -104.73065) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2015
Reno, NV
Washoe Co.
United States 		Wedekind Rd. / Clear Acre Ln.
(39.55157, -119.78930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.0222 		Other (At-Grade)
Single-Lane 		1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Sparks, NV
Washoe Co.
United States 		S.D. Andrea Pkwy. / San Marino Dr.
(39.55103, -119.70213) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands on three legs.
Parker, CO
Douglas Co.
United States 		Crown Crest Blvd. / Cottonwood Dr.
(39.55051, -104.77237) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
50.6497 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Whiteland, IN
Johnson Co.
United States 		Whiteland Rd. (E 500 N) / N Graham Rd. (N 225 E)
(39.55046, -86.05931) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Two through lanes only on west leg; rest of roundabout is single-lane.
Glenwood Springs, CO
Garfield Co.
United States 		US 6 (6th St.) / Laurel St. / N River Dr.
(39.55027, -107.32708) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7572 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Havre de Grace, MD
Harford Co.
United States 		Bulle Rock Pkwy. / (future road)
(39.54923, -76.12871) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Glenwood Springs, CO
Garfield Co.
United States 		N River St. / (parking)
(39.54920, -107.32567) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.9080 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 Underneath SR 82. Year Completed estimated (2017-2018).
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.
Bargersville, IN
Johnson Co.
United States 		Whiteland Rd. / Morgantown Rd.
(39.54793, -86.19682) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6003 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Bargersville, IN
Johnson Co.
United States 		CR 144 / Whiteland Rd.
(39.54763, -86.20309) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.0471 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Silt, CO
Garfield Co.
United States 		US 6 (Main St. / ) / 9th St.
(39.54703, -107.65360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1028 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Havre de Grace, MD
Harford Co.
United States 		Blenheim Farm Ln. / Bounding Home Ct.
(39.54665, -76.13521) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3915 		Other (At-Grade)
Single-Lane 		2006 Painted splitter islands on north and south legs, no splitter islands on east and west legs. ICD estimated from Google Maps linework.
Bel Air North, MD
Harford Co.
United States 		Red Pump Rd. / Yankee Doodle Dr.
(39.54551, -76.37994) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2010
Reno, NV
Washoe Co.
United States 		N Virginia St. (US 395 Business) / (parking garage access)
(39.54472, -119.81955) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.ktvn.com/story/43108127/major-construction-on-virginia-street-project-is-finished
Reno, NV
Washoe Co.
United States 		W Stadium Way / E 15th St.
(39.54425, -119.81704) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016
Bel Air, MD
Harford Co.
United States 		Moores Mill Rd. / Brushing Ln.
(39.54368, -76.32365) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6298 		Other (At-Grade)
Single-Lane 		2001 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Crossland Blvd. / Parker Dr. / Ann Dr.
(39.53984, -75.66159) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands on two legs.
Logan, OH
Hocking Co.
United States 		SR 664 / US 33 NB Ramps
(39.53922, -82.44119) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 Bypass lane on south leg.
Logan, OH
Hocking Co.
United States 		SR 664 / US 33 SB Ramps
(39.53801, -82.44250) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 Bypass lane in northwest quadrant.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Forest Willow Trl.
(39.53680, -119.93605) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.8434 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Back Nine Trl.
(39.53645, -119.94467) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.5280 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
The Legends at Sparks Marina, NV
Washoe Co.
United States 		E Lincoln Way / Legends Bay Dr.
(39.53584, -119.72049) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.2916 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2007-2010). ICD estimated from Google Maps linework.
Whiteland, IN
Johnson Co.
United States 		Paul Hand Blvd. (CR 400 N) / Graham Rd. (CR 225 E)
(39.53561, -86.05912) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://dailyjournal.net/2024/11/14/roundabout-open-at-paul-hand-boulevard-and-graham-road-in-franklin/
(unincorporated), CO
Douglas Co.
United States 		Lioness Way / Lioness Pl.
(39.53520, -104.84861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5287 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Logon Ridge Trl. / Evening Rock Trl
(39.53394, -119.92088) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.9773 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Parker, CO
Douglas Co.
United States 		Lincoln Meadows Pkwy. / S Twenty Mile Rd.
(39.53380, -104.77565) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 Year Completed estimated (2003-2004).
The Legends at Sparks Marina, NV
Washoe Co.
United States 		E Lincoln Way / George Ferris Dr. / Scheels Dr.
(39.53367, -119.71882) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
68.1634 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2007-2010). ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Autumn Ridge Cir. / Morgan Point Cir.
(39.53265, -119.91611) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.6627 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Ridgegate Pkwy. / Ridgegate Cir. / Commons St.
(39.53187, -104.88300) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.4267 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Part of transit-oriented development near future light-rail station ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Town Square Way
(39.53182, -119.91117) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.0576 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Northwest, NV
Washoe Co.
United States 		Town Square Ln. / Lone Oak Trl.
(39.53142, -119.91215) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Meridian Inernational Business Center, CO
Douglas Co.
United States 		Tall Oaks St. / Bristleridge Dr.
(39.53104, -104.82951) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Bristleridge Dr.
(39.53102, -104.82616) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.2946 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Westminster, MD
Carroll Co.
United States 		(Carroll Community College entrance) / (parking)
(39.53096, -76.99236) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Middletown, DE
New Castle Co.
United States 		Jamison Corner Rd. / Lornwood Grove Rd.
(39.53013, -75.67821) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.5316 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Ridgegate Pkwy. / Ridgegate Cir. / Park Meadows Blvd.
(39.52945, -104.87450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3498 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Part of transit-oriented development near future light-rail station ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Ashgrove Dr.
(39.52786, -104.82450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.3754 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		E 2nd St. / Giroux St.
(39.52751, -119.79198) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2021 Giroux Street is one-way away from the intersection; previous intersection only had one conflicting vehicular movement (EBLT) and three pedestrian crossings. Year Completed estimated (2018-2021).
Aberdeen, MD
Harford Co.
United States 		Beards Hill Rd. / Middleton Rd. / Olympic Square
(39.52719, -76.17773) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6364 		Other (At-Grade)
Single-Lane 		2019 https://www.baltimoresun.com/maryland/harford/aegis/cng-ag-aberdeen-roundabout-opens-0927-20190926-2itkrrn43jctnkw2ch6et7ky7m-story.html ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Jamison Corner Rd. / Hyatt's Corner Rd.
(39.52718, -75.67941) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.3758 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Littleton, CO
Douglas Co.
United States 		Chatfield Lake Rd. / N Roxborough Park Rd.
(39.52660, -105.05232) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2020 Merging right-turn bypass lane on south leg.
Bel Air, MD
Harford Co.
United States 		English Manor Ln. / Squire Ln. / Canterbury Rd.
(39.52643, -76.36371) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Breckenridge, CO
Summit Co.
United States 		CO-9 / Stan Miller Dr. / Fairview Blvd.
(39.52585, -106.04534) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5341 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Glenwood Springs, CO
Garfield Co.
United States 		27th St. / Grand Ave.
(39.52536, -107.32501) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8704 		Other (At-Grade)
Single-Lane 		2020 https://www.postindependent.com/news/27th-street-roundabout-a-tight-turn-for-full-size-semi-trucks-other-vehicles-ok-city-officials-say/
Middletown, DE
New Castle Co.
United States 		Jamison Corner Rd. / US 301 SB Ramps
(39.52516, -75.67982) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0859 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 https://www.youtube.com/watch?v=EAI_NlUZRbU ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Rutledge Ln.
(39.52471, -104.82329) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4561 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Glenwood Springs, CO
Garfield Co.
United States 		Midland Ave. / 27th St. / (unknown)
(39.52449, -107.32718) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0074 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2011). Fourth approach to new subdivision added 2015-2017. ICD estimated from Google Maps linework.
Oroville, CA
Butte Co.
United States 		Table Mountain Blvd. / Nelson Ave. / Cherokee Rd.
(39.52418, -121.55881) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.5351 		Other (At-Grade)
Single-Lane 		2016 Yield-controlled right-turn bypass lane on northeast leg. ICD estimated from Google Maps linework.
Riverside at Somersett, NV
Washoe Co.
United States 		Somersett Pkwy. / River Hill Way
(39.52375, -119.91112) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
58.0393 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Littleton, CO
Douglas Co.
United States 		N Roxborough Park Rd. / Bright Sky Ln.
(39.52370, -105.05422) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020
Rifle, CO
Garfield Co.
United States 		Taughenbaugh Blvd. / I-70 EB Ramps
(39.52339, -107.77710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.6695 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Jamison Corner Rd. / US 301 NB Ramps
(39.52313, -75.67956) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.5357 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Rifle, CO
Garfield Co.
United States 		Taughenbaugh Blvd. / 7th St. / Airport Rd.
(39.52260, -107.77673) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8509 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		SR 425 / Edinburg Dr.
(39.52257, -119.96617) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Middletown, DE
New Castle Co.
United States 		Bethel Church Rd. / Choptank Rd.
(39.52188, -75.74826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4023 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Logan, OH
Hocking Co.
United States 		SR 328 / US 33 SB Ramps
(39.52126, -82.37668) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017
Bel Air, MD
Harford Co.
United States 		Tollgate Rd. / Marketplace Dr.
(39.52092, -76.35262) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.5602 		Other (At-Grade)
Single-Lane 		1996 Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework.
Franklin, IN
Johnson Co.
United States 		N Graham Rd. / Earlywood Dr.
(39.52081, -86.05894) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://dailyjournal.net/wp-content/uploads/2024/10/133863878_web1_20241012dj-earlywood-graham-brief-1.jpg
Terre Haute, IN
Vigo Co.
United States 		E Haythorne Ave. / N Fruitridge Ave.
(39.52062, -87.36024) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.5834 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.