Roundabouts Database Index

30066 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
Marysville, WA Snohomish Co. United States	SR 529 (48.04425, -122.18013)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2025
Hurricane, UT Washington Co. United States	S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 82.2960	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2025	Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg.
Hurricane, UT Washington Co. United States	Sand Hollow Resort Pkwy. / Retreat Dr. (37.11581, -113.39937)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2009	Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2006-2009).
Santa Clarita, CA Los Angeles Co. United States	Lost Canyon Rd. / Humphreys Pkwy. / Jakes Way (34.41385, -118.44083)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
Santa Clarita, CA Los Angeles Co. United States	Humphreys Pkwy. (34.41365, -118.43763)	Other Existing	Unknown Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands.
Santa Clarita, CA Los Angeles Co. United States	Grand Ln. / Vista Canyon Rd. (34.41431, -118.43437)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Santa Clarita, CA Los Angeles Co. United States	Grand Ln. / Provo Ln. (34.41741, -118.43096)	Other Existing	Uncontrolled Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Fort Collins, CO Larimer Co. United States	E Mulberry Street Frontage Rd. / Greenfield Dr. (40.58247, -105.01497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024
Timnath, CO Larimer Co. United States	Buss Grove Rd. (CR 40) / Timnath Pkwy. (40.53741, -104.97702)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024
Timnath, CO Larimer Co. United States	2nd Ave. / Signal Tree Dr. (40.52405, -104.97700)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020
Timnath, CO Larimer Co. United States	Weitzel St. / Swetsville Zoo Rd. (40.51930, -104.98815)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Year Completed estimated (2021-2023).
Greeley, CO Weld Co. United States	W F St. / N 35th Ave. (40.44090, -104.73501)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022	Right-turn-only lane and two-lane exit on south leg. At-grade rail crossing approximately 260 feet to north. Year Completed estimated (2021-2023).
Greeley, CO Weld Co. United States	W C St. / N 35th Ave. (40.43739, -104.73495)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Year Completed estimated (2021-2023).
Berthoud, CO Larimer Co. United States	CR 8 / CR 21 (40.30512, -105.13134)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2023	https://www.larimer.gov/sites/default/files/2023-safety-report-final-20240806.pdf (page 20)
Estes Park, CO Larimer Co. United States	US 36 (N Saint Vrain Ave.) / Community Dr. (40.37449, -105.49980)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Year Completed estimated (2019-2024).
Estes Park, CO Larimer Co. United States	US 36 / US 34 Business / Crags Dr. (40.37248, -105.52360)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Elliptical shaped. Replaced two two-way stop-controlled intersections. ICD = 120 ft x 95 ft. Year Completed estimated (2019-2024).
Johnstown, CO Weld Co. United States	SH 60 / Gateway Cir. (40.33527, -104.98559)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 59.4360	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2024	Primary access to large travel and fuel center. Year Completed estimated (2023-2024).
La Salle, CO Weld Co. United States	CR 44 / US 85 SB Ramps (40.30821, -104.74948)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 53.3400	Freeway Ramps (Grade-Separated) Single-Lane	2024	https://www.9news.com/article/traffic/us-85-colorado-new-interchange/73-2b7e4e5d-a889-4452-8d39-477c814991d0
Longmont, CO Boulder Co. United States	Harvest Moon Dr. / (parking) / (unknown) (40.15101, -105.08420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2023	Right-turn-only lane and two-lane exit on north leg. Year Completed estimated (2022-2023).
Lochbuie, CO Adams Co. United States	E 168th Ave. / Frontage Rd. (40.00051, -104.71769)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Ellipitcal shaped. ICD = 170 ft x 140 ft.
Broomfield, CO Adams Co. United States	W 122nd Ave. / N Park Centre Dr. (39.92089, -105.01002)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2002	North leg stubbed. Year Completed estimated (2001-2003).
Thornton, CO Adams Co. United States	Washington Center Pkwy. / Lafayette St. (39.91876, -104.97204)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2002	Year Completed estimated (1999-2002).
Thornton, CO Adams Co. United States	Riverdale Rd. / Quebec St. (39.91040, -104.90320)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2018
Westminster, CO Adams Co. United States	W 117th Ave. / Quitman St. (39.90885, -105.04229)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2005
Aurora, CO Arapahoe Co. United States	Copperleaf Blvd. / Radcliff Pkwy. (39.63537, -104.72624)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	Year Completed estimated (2022-2023).
Westerville, OH Franklin Co. United States	Little Turtle Way W / Longrifle Rd. (40.08322, -82.87865)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Yield-controlled right-turn bypass lane on south leg.
Castle Rock, CO Douglas Co. United States	E Montaine Cir. / Quarry Mesa Dr. (39.32630, -104.85197)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2023
Black Forest, CO El Paso Co. United States	SR 50 (Walker Rd.) / Jane Lundeen Dr. (39.09974, -104.76828)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8637	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Double left turn on south leg. Right-turn-only on west leg.
Colorado Springs, CO El Paso Co. United States	Meridian Sol Dr. / Swingline Rd. (38.93013, -104.60820)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2022	Elliptical shaped. ICD = 130 ft x 105 ft.
Colorado Springs, CO El Paso Co. United States	Meadow Brook Pkwy. / Newt Dr. (38.84432, -104.69242)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2023
Vista, California San Diego County United States	Foothill Dr. / Oak Dr. (north) (33.21634, -117.22192)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Elliptical shaped. Part of closely spaced pair of roundabouts. https://www.youtube.com/watch?v=Imr8lxz23dc
Vista, California San Diego County United States	Foothill Dr. / Oak Dr. (south) (33.21602, -117.22114)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Part of closely spaced pair of roundabouts.
Sanford, Florida Seminole County United States	W Seminole Blvd. / N French Ave. (28.81507, -81.27332)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2021
Sanford, Florida Seminole County United States	W Seminole Blvd. / Oak Dr. (28.82146, -81.29258)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2021
Sanford, Florida Seminole County United States	W Seminole Blvd. / Walnut Crest Run (28.82541, -81.30462)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2021
St John’s, NL Division 1 Canada	Major's Path / Hebron Way (47.60946, -52.72877)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2020
Cape Breton, NS Cape Breton Canada	Churchill Dr. / Bradley St. (46.11094, -60.18439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2014-2015).
Cape Breton, NS Cape Breton Canada	Rte 4 (Kings Rd.) / Kenwood Dr. / Rose St. (46.11226, -60.21703)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://www.saltwire.com/cape-breton/in-photo-new-cape-breton-roundabout-in-sydney-river-fully-open-to-motorists
Truro, NS Colchester Canada	Rte 2 (Willow St.) / McClures Mill Rd. (45.35399, -63.29396)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.saltwire.com/nova-scotia/truro/truro-drivers-still-working-on-roundabout-learning-curve
Quispamsis, NB Kings Canada	Rte 119 (Gondola Point Arterial Rd.) / Squire Dr. / Alma Ln. (45.43489, -65.96308)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.0000	Other (At-Grade) Single-Lane	2020	https://www.facebook.com/townofquispamsis/posts/the-roundabout-on-the-gondola-point-arterial-is-open-if-youre-unfamiliar-with-ro/3288441517950142/
Atlanta, GA DeKalb Co. United States	Maynard Terrace SE / McPherson Ave. / I-20 EB Exit Ramp (33.74396, -84.33482)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2025
Plain City, OH Union Co. United States	Hyland-Croy Rd. / Ravenhill Pkwy. (40.18345, -83.19046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2016).
Etna Township, OH Licking Co. United States	Refugee Rd. SW / Mink St. SW (39.97410, -82.72878)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2024	https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html
Etna Township, OH Licking Co. United States	Refugee Rd. SW / Etna Pkwy. (39.97301, -82.70600)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html
Groveport, OH Franklin Co. United States	SR 317 (London-Groveport Rd.) / Rohr Rd. (39.84050, -82.90935)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2023	Yield-controlled right-turn bypass lanes on north and south legs. https://www.groveport.org/CivicAlerts.aspx?AID=355&ARC=1054
Union, OH Montgomery Co. United States	Dog Leg Rd. / Union Airpark Blvd. / Martindale Rd. (39.89519, -84.25501)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Merging right-turn bypass lane on south leg. Yield-controlled right-turn bypass lane on west leg. Designed for future double-left-turn on east leg. https://www.daytondailynews.com/local/new-roundabout-at-union-airpark-blvd-and-dog-leg-road/44be0409-4bf4-4c75-abdd-b5d18f213524/
Mason, OH Warren Co. United States	Mason Rd. / Snider Rd. (39.36683, -84.33156)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033
Mason, OH Warren Co. United States	Snider Rd. / Thornberry Ct. (39.35436, -84.33159)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033
Evendale, OH Hamilton Co. United States	Aviation Way / (parking) (39.25152, -84.44081)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2018
Evendale, OH Hamilton Co. United States	Aviation Way / Evendale Dr. (39.24957, -84.44120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Double left turn on west leg.
Evendale, OH Hamilton Co. United States	Neumann Way / Evendale Dr. (39.24668, -84.44092)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Union Township, OH Clermont Co. United States	Aicholtz Rd. / Eastgate Square Dr. (39.08921, -84.27161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2023	https://goclermont.org/cctid-project/aicholtz-road-roundabouts/
Union Township, OH Clermont Co. United States	Glen Este Withamsville Rd. / (Eastgate Square Dr.) (39.08843, -84.26883)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2024	https://goclermont.org/cctid-project/aicholtz-road-roundabouts/
Union Township, OH Clermont Co. United States	Glen Este Withamsville Rd. / Ilium Ave. (39.08835, -84.26464)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://goclermont.org/cctid-project/aicholtz-road-roundabouts/
Edmonton, AB Division 11 Canada	70 St. SW / Summerside Grande Blvd. SW (53.41761, -113.45119)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2002-2008).
Edmonton, AB Division 11 Canada	Terwillegar Blvd NW / Tory Rd. NW (53.44470, -113.56948)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2004).
Lakeville, MN Dakota Co. United States	185th St. W / Highview Ave. (44.68129, -93.23745)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2023	https://www.facebook.com/sehinc/videos/-view-from-a-drone-185th-street-roadway-extension-in-lakeville-minnesota-roadway/928613455591395/
Hernando, MS De Soto Co. United States	US 51 / W Oak Grove Rd. (34.81591, -89.99366)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.youtube.com/watch?v=DyREbRKFmQQ
Waynesboro, GA Burke Co. United States	GA 24-GA 80 / GA 56 / Lovers Ln. (33.08492, -82.03795)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://www.youtube.com/watch?v=_HsuxBbR5ds
Shelby, NC Cleveland Co. United States	NC-150 (Cherryville Rd.) / NC-180 (N Post Rd.) (35.31228, -81.49215)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	Left-turn-only lane on northeast leg. Year Completed estimated (2022-2024).
Shelby, NC Cleveland Co. United States	NC-150 (Cherryville Rd.) / Shelby Bypass EB Ramps (35.31324, -81.49081)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.7680	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2024	Year Completed estimated (2022-2024).
Shelby, NC Cleveland Co. United States	NC-150 (Cherryville Rd.) / Shelby Bypass WB Ramps (35.31432, -81.48908)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.7680	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2024	Year Completed estimated (2022-2024).
Marion, OH Marion Co. United States	SR 309 (Harding Hwy. W) / Marion-Williamsport Rd. (40.60438, -83.16986)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2023	Year Completed estimated (2021-2023).
Semmes, AL Mobile Co. United States	Howells Ferry Rd. / Firetower Rd. (30.73919, -88.25987)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://www.facebook.com/WKRG.News.5/posts/construction-of-a-new-roundabout-at-the-intersection-of-howells-ferry-road-and-f/1089934906506602/
Frisco, TX Collin Co. United States	Acacia Ave. / Gartner Rd. (33.15628, -96.74202)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5274	Other (At-Grade) Single-Lane	2024
Frisco, TX Collin Co. United States	Acacia Ave. / Twistleaf St. (33.15767, -96.73793)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2024
Frisco, TX Collin Co. United States	Acacia Ave. / Birchleaf Dr. / Bearberry Dr. (33.15763, -96.73480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2024
Frisco, TX Collin Co. United States	Everwell Ln. / Durant Ln. (33.19927, -96.82178)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1856	Other (At-Grade) Single-Lane	2025
Frisco, TX Collin Co. United States	Everwell Ln. / Forbes Dr. (33.19643, -96.82593)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1856	Other (At-Grade) Single-Lane	2025
Phoenix, AZ Maricopa Co. United States	E Sky Crossing Way / E Bryce Ln. (33.68858, -112.00861)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Phoenix, AZ Maricopa Co. United States	E Sky Crossing Way / N Cave Butte St. (33.68854, -112.01959)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
Arlington, VA Arlington Co. United States	Boundary Channel Dr. / I-395 SB Ramps (38.87067, -77.04839)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.7680	Freeway Ramps (Grade-Separated) Single-Lane	2024	https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/
Arlington, VA Arlington Co. United States	Boundary Channel Dr. / Jefferson Davis Hwy. / I-395 NB Ramps (38.86975, -77.04548)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Single-Lane	2024	https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/
Jacksonville, FL Duval Co. United States	Edgewood Ave. S / Plymouth St. (30.30807, -81.71335)	Other Existing	Other At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	Located 30 ft from at-grade rail crossing. Stop control on circulatory roadway; northbound uncontrolled. https://www.news4jax.com/news/local/2024/12/26/murray-hill-residents-divided-on-new-roundabout-effectiveness/
Brandenton, FL Manatee Co. United States	SR 64 / Lorraine Rd. / 145th St. E (27.47548, -82.39557)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://www.mysuncoast.com/2025/04/02/state-road-64-lorraine-road-roundabout-opens-early/
Cottonwood, AZ Yavapai Co. United States	N Main St. / N 10th St. (34.74422, -112.01633)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Replaced offset T intersections. https://www.verdenews.com/news/main-street-roundabout-newest-addition-in-cottonwoods-148-lane-miles-of-streets/article_752e0b29-40ee-4ba4-8d37-f119acec45b8.html
Bellingham, WA Whatcom Co. United States	W Illinois St. / Meridian St. (48.76817, -122.48609)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2025	https://cob.org/project/west-illinois-multimodal
Amherst, NY Erie Co. United States	John James Audubon Pkwy. / I-990 WB Ramps / Alamosa Way (43.02618, -78.78262)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.6240	Freeway Ramps (Grade-Separated) Single-Lane	2023
Byron, GA Peach Co. United States	Centerville Rd. / Housers Mill Rd. (32.60929, -83.74792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Replaced two offset T-intersections.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Cpl Sollefteå Södra / Järnvägsgatan (63.16934, 17.23922)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Single-Lane	2008	Constructed before 2008.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Rte 90 / Järnvägsgatan (63.17143, 17.25390)	Roundabout Existing	All-Way Yield Other	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2010	Constructed before 2010. Right-turn bypass lane on northeast leg that has priority over exit from roundabout. Grade-separated pedestrian/bicycle path under east leg.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Rte 335 (Norra Ådalsvägen) / Kungsgatan (63.17748, 17.27527)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2008	Completed before 2008.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Rte 90 (Cpl Sollefteå Norra / Norra Ådalsvägen) / Rte 335 (Norra Ådalsvägen) (63.17855, 17.26187)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2008	Constructed before 2008.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Järnvägsgatan / Dalvägen (63.16571, 17.27330)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.0000	Other (At-Grade) Single-Lane	2008	Completed before 2008.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Dalvägen / Långgatan / Nipstadsgatan (63.16486, 17.27112)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2008	Completed before 2008.
Sollefteå, Västernorrland County Sollefteå Municipality Sweden	Rte 90 (Cpl Hågesta) WB Ramps / Söderleden / Gösta Frohms Backe / Bataljonsvägen (63.16040, 17.28886)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.0000	Freeway Ramps (Grade-Separated) Single-Lane	2017	Elliptical shaped. ICD = 44 m x 35 m. Year Completed estimated (2016-2019).
Falun, Dalarna County Falu kommun Sweden	Gruvrondellen: E16 / Gruvgatan (60.60195, 15.62015)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 65.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2010	Completed before 2010.
Falun, Dalarna County Falu kommun Sweden	Gruvgatan / Hyttgatan (60.60352, 15.62607)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Completed before 2006.
Falun, Dalarna County Falu kommun Sweden	Gruvgatan / Engelbrektsgatan (60.60416, 15.62822)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2010	Constructed before 2010.
Falun, Dalarna County Falu kommun Sweden	Gruvgatan / Myntgatan (60.60446, 15.62970)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2009	Year Completed estimated (2006-2009).
Falun, Dalarna County Falu kommun Sweden	Gruvgatan / Korsnäsväagen / Holmtorget (60.60497, 15.63215)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2010	Completed before 2010.
Falun, Dalarna County Falu kommun Sweden	Korsnäsvägen (60.60407, 15.63553)	Roundabout Existing	Other None	2 Approaches 0 Driveways 27.4320	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2017	Raindrop shaped. This is a roundabout used for U-turns only, so yield on one entry only (the approach with two lanes of through traffic have to yield to U-turning traffic).
Falun, Dalarna County Falu kommun Sweden	Rödbrorondellen: Korsnäsvägen / Åsgatan (60.60433, 15.63895)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2017
Falun, Dalarna County Falu kommun Sweden	Stationsrondellen: Korsnäsvägen / Södra Stationsgatan (60.60472, 15.64298)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2014	Year Completed estimated (2013-2015).
Falun, Dalarna County Falu kommun Sweden	Korsnäsvägen / Kungsgårdsvägen (60.59940, 15.66827)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006	Completed before 2006.
Falun, Dalarna County Falu kommun Sweden	Korsnäsvägen / Hälsinggårdsrondellen (60.59552, 15.68735)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2006	Completed before 2006.
Falun, Dalarna County Falu kommun Sweden	E16-Rte 69 (Korsnäsvägen) / Klingvägen (60.58927, 15.71729)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2006	Completed 2006 or earlier.
Falun, Dalarna County Falu kommun Sweden	Regementsvägen / Lasarettsvägen / Kasemgården (60.60697, 15.64880)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0000	Other (At-Grade) Single-Lane	2006	Completed in or before 2006.
Falun, Dalarna County Falu kommun Sweden	E16-Rte 69 (Lugnetleden) / Regementsvägen (60.60976, 15.65497)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.0000	Other (At-Grade) Single-Lane	2022
Falun, Dalarna County Falu kommun Sweden	Högskolerondellen: E16-Rte 69 (Lugnetleden) / Svärdsjögatan (60.61211, 15.65238)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0000	Other (At-Grade) Single-Lane	2006	Completed in or before 2006.