Roundabouts Database

29411 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
Portland, WI
Monroe Co.
United States 		STH 27 / STH 33
(43.74201, -90.79387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2016
Sparta, WI
Monroe Co.
United States 		S Black River St. (STH 27) / River Rd.
(43.93267, -90.82053) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.4248 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Rochester, NY
Monroe Co.
United States 		Rte 33 (Buffalo Rd.) / Mt Read Blvd.
(43.15187, -77.65962) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.3082 		Other (At-Grade)
Single-Lane 		2019 This was a conversion from a unique multi-lane signalized traffic circle to a roundabout. Owned by NYSDOT. ICD estimated from Google Maps linework.
Waterloo, IL
Monroe Co.
United States 		Park St. / Lakeview Dr.
(38.33225, -90.15966) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
2 Driveways
34.6640 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Ottawa Lake, MI
Monroe Co.
United States 		St Anthony Rd. / US 23 NB Ramps
(41.79823, -83.68614) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.1762 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Ottawa Lake, MI
Monroe Co.
United States 		St Anthony Rd. / US 23 SB Ramps
(41.79802, -83.69021) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.6148 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / I-69 NB Ramps
(39.13683, -86.57233) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4230 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / I-69 SB Ramps
(39.13653, -86.57389) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.6440 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Fullerton Pike / I-69 NB Ramps / (unknown)
(39.12220, -86.56929) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.2828 		Freeway Ramps (Grade-Separated)
Unknown 		2017 Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Fullerton Pike / I-69 SB Ramps / Monroe Medical Park Blvd.
(39.12226, -86.57335) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.2093 		Freeway Ramps (Grade-Separated)
Unknown 		2017 Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Delaware Water Gap, PA
Monroe Co.
United States 		Broad St. / River Rd. / I-80 WB Ramps
(40.99138, -75.14327) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.9759 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		S Sare Rd. / E Rogers Rd.
(39.13582, -86.49651) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.5400 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Sparta, WI
Monroe Co.
United States 		STH 16 / STH 71 / Hardwood Rd.
(43.94078, -90.78544) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.7996 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Brockport, NY
Monroe Co.
United States 		Rte 19 (Main St.-Lake Rd.) / West St. / East St.
(43.22019, -77.93696) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.7763 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Rochester, NY
Monroe Co.
United States 		E River Rd. / Murlin Dr. / Kendrick Rd.
(43.11413, -77.63435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2334 		Other (At-Grade)
Single-Lane 		2013 Converted from three-way intersection into four-way intersection. ICD estimated from Google Maps linework.
Rochester, NY
Monroe Co.
United States 		Broad St. / Court St. / Broadway St. / Woodbury Blvd.
(43.15493, -77.60059) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
40.9497 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Middle Smithfield Township, PA
Monroe Co.
United States 		US 209 / SR 1019
(41.03390, -75.12340) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.4508 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		N Monroe St. / W 17th St. / W Arlington Rd.
(39.17914, -86.54712) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
37.0325 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Culloden, GA
Monroe Co.
United States 		SR 7-US 341 / SR 74
(32.87954, -84.09019) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1175 		Other (At-Grade)
Single-Lane 		2008 Functional Class: Rural ICD estimated from Google Maps linework.
Henrietta, NY
Monroe Co.
United States 		Andrews Memorial Dr. / Lomb Memorial Dr.
(43.08770, -77.67448) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.7614 		Other (At-Grade)
Single-Lane 		2003 On campus of Rochester Institute of Technology. ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		High St. / Winslow Rd. / Rogers Rd.
(39.13631, -86.50819) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.9078 		Other (At-Grade)
Single-Lane 		1999 $497,000 construction cost. ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		Moores Pike / Winfield Rd.
(39.15027, -86.50103) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.3430 		Other (At-Grade)
Single-Lane 		2005 Completed August 2005. http://bloomington.in.gov/egov/docs/1124562196872.htm ICD estimated from Google Maps linework.
Mendon, NY
Monroe Co.
United States 		NY 65 / NY 251
(42.99061, -77.57766) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.8180 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Irondequoit, NY
Monroe Co.
United States 		Rte 590 / Titus Ave.
(43.21195, -77.54978) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.3001 		Other (At-Grade)
Single-Lane 		2010 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY
Monroe Co.
United States 		Rte 590 / Seneca Rd.
(43.21642, -77.54655) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.2973 		Other (At-Grade)
Single-Lane 		2010 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY
Monroe Co.
United States 		Rte 590 / Point Pleasant Rd.
(43.22389, -77.54493) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.2926 		Other (At-Grade)
Single-Lane 		2010 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Irondequoit, NY
Monroe Co.
United States 		Rte 590 / Durand Blvd.
(43.22728, -77.54431) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5500 		Other (At-Grade)
Single-Lane 		2010 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Rochester, NY
Monroe Co.
United States 		Plymouth Ave. / Ford St.
(43.14373, -77.61810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2005 Raised crosswalks on southwest and southeast legs (added 2017-2021). Year Completed estimated (2005-2006).
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / S Adams St.
(39.13650, -86.55431) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4967 		Other (At-Grade)
Single-Lane 		2008 No truck apron and wide circulatory roadway. ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		Sample Rd. / I-69 NB Ramps
(39.26581, -86.52203) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Year Completed estimated (2016-2019).
Bloomington, IN
Monroe Co.
United States 		Sample Rd. / N Frontage Rd. W / I-69 SB Ramps
(39.26595, -86.52428) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Year Completed estimated (2016-2019).
Bloomington, IN
Monroe Co.
United States 		Sample Rd. / N Wayport Rd. / N Frontage Rd. E
(39.26549, -86.51969) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2019).
Bloomington, IN
Monroe Co.
United States 		W Woodyard Rd. / N Curry Pike / W Hunter Valley Rd.
(39.19027, -86.58242) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.3877 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Series of 2 roundabouts. Striped out spiral in circulatory roadway. https://www.heraldtimesonline.com/story/news/traffic/2022/03/03/work-2-6-m-double-roundabout-bloomington-start-next-week/9332294002/
Bloomington, IN
Monroe Co.
United States 		W Woodyard Rd. / N Smith Pike
(39.19089, -86.58340) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2022 Series of 2 roundabouts.
(unincorporated), NY
Monroe Co.
United States 		(parking)
(43.08693, -77.80188) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Columbia, IL
Monroe Co.
United States 		Quarry Rd. / Palmer Creek Dr.
(38.46186, -90.21085) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2022 https://www.republictimes.net/another-roundabout-for-columbia/
Bloomington, IN
Monroe Co.
United States 		S Rogers St. / W Gordon Pike
(39.12159, -86.53923) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019
Monroe, MI
Monroe Co.
United States 		Laplaisance Rd. / I-75 NB On-Ramp
(41.87651, -83.39471) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2021 https://www.monroenews.com/story/news/traffic/2021/12/03/new-bridge-roundabouts-laplaisance-rd-open/8836648002/ Plan is to move NB offramp to the roundabout at some tuture time.
Monroe, MI
Monroe Co.
United States 		Laplaisance Rd. / I-75 SB Ramps
(41.87817, -83.39577) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2021 https://www.monroenews.com/story/news/traffic/2021/12/03/new-bridge-roundabouts-laplaisance-rd-open/8836648002/
Montana, Montana
Montana
Bulgaria 		Rte 1 (bulevard Aleksandar Stamboliyski) / Rte 81 (ulitsa Diana)
(43.40234, 23.24005) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Greenville, MI
Montcalm Co.
United States 		Meijer Dr. / Greenville West Dr.
(43.17297, -85.27965) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4855 		Other (At-Grade)
Single-Lane 		2002 Year Completed estimated (1999-2005). ICD estimated from Google Maps linework.
Saint-Jacques, QC
Montcalm Regional County Municipality
Canada 		Rue St-Jacques (Rte 341) / Rte 158
(45.95392, -73.57892) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.4991 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
St-Roch-Ouest, QC
Montcalm Regional County Municipality
Canada 		Rte 158 / Rang de la Côte-St-Louis / Ancienne Rte 158
(45.88639, -73.66842) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.8930 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Cayey, PR
Monte Llano
United States 		Hwy 1 / Calle Tito Figueroa (Hwy 7715) / (unknown)
(18.11612, -66.14562) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
200.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2015-2017).
Montemor-o-Novo, Évora
Montemor-O-Novo
Portugal 		N2-N4 (Avenida Gago Coutinho) / N114
(38.65008, -8.21972) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Montemor-o-Novo, Évora
Montemor-O-Novo
Portugal 		N4 (Rota Historica - Avenida Gago Coutinho) / N114 (Rota Historica) / Rua das Oficinas
(38.64606, -8.20143) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Seaside, CA
Monterey Co.
United States 		Inter-Garrison Rd. / 8th Ave.
(36.65463, -121.78594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
33.5352 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Seaside, CA
Monterey Co.
United States 		Divarty St. / A St. / 5th Ave.
(36.65285, -121.79531) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.5778 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Marina, CA
Monterey Co.
United States 		Reservation Rd. / Robin Dr.
(36.68986, -121.80249) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.5621 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Marina, CA
Monterey Co.
United States 		Reservation Rd. / Seaside Ct. / Seaside Cir.
(36.69201, -121.80258) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.5612 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Marina, CA
Monterey Co.
United States 		Del Monte Blvd. / Beach Rd.
(36.69360, -121.79737) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.6452 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Salinas, CA
Monterey Co.
United States 		E Alisal St. / Quilla St. / Skyway Blvd.
(36.67223, -121.61774) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.4013 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Monterey, CA
Monterey Co.
United States 		SR 68 / SR 1 SB Off-Ramp / 17 Mile Dr.
(36.57529, -121.91281) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2017
Monterey, CA
Monterey Co.
United States 		17 Mile Dr. / SR 1 SB On-Ramp
(36.57448, -121.91295) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
28.9560 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Raindrop shape. Right-turn-only lane on west leg.
Soledad, CA
Monterey Co.
United States 		Metz Rd. / East St.
(36.42803, -121.32308) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://salinasvalleytribune.com/soledad-unveils-areas-first-roundabout-intersection/
Salinas, CA
Monterey Co.
United States 		Iris Dr. / Lupin Dr.
(36.69330, -121.65378) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Salinas, CA
Monterey Co.
United States 		Iris Dr. / Heather Cir.
(36.69339, -121.65642) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Salinas, CA
Monterey Co.
United States 		S Riker St. / Nissen Rd.
(36.65955, -121.66437) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Salinas, CA
Monterey Co.
United States 		S Riker St. / Woodside Dr.
(36.66051, -121.66402) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Salinas, CA
Monterey Co.
United States 		S Riker St. / Orange Dr.
(36.66228, -121.66338) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Salinas, CA
Monterey Co.
United States 		S Riker St. / W Romie Ln.
(36.66382, -121.66284) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Castroville, CA
Monterey Co.
United States 		(unknown) / SR 156 EB Ramps
(36.76908, -121.73823) 		Roundabout
Unknown 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.7573 		Freeway Ramps (Grade-Separated)
Single-Lane 		Anticipated opening year 2025. Future 3rd leg is planned to connect to BlackieRd.
Castroville, CA
Monterey Co.
United States 		(unknown) / SR 156 WB Ramps
(36.77058, -121.73771) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Single-Lane 		Anticipated opening year 2025.
Castroville, CA
Monterey Co.
United States 		Castroville Blvd. / (unknown)
(36.77419, -121.74051) 		Roundabout
Unknown 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
49.3776 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2025.
Fisherman Flats, CA
Monterey Co.
United States 		SR 68 / Josselyn Canyon Rd.
(36.58359, -121.85655) 		Roundabout
Unknown 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.7868 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2029.
Monterey, CA
Monterey Co.
United States 		SR 68 / Olmsted Rd.
(36.58399, -121.84976) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.6344 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2029.
Del Rey Oaks, CA
Monterey Co.
United States 		SR 68 / Canyon del Rey Blvd. / Monterra Rd.
(36.58090, -121.82797) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.5780 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Anticipated opening year 2029.
Monterey, CA
Monterey Co.
United States 		SR 68 / York Rd.
(36.57156, -121.80839) 		Roundabout
Unknown 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.7868 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2029.
Salinas, CA
Monterey Co.
United States 		SR 68 ./ Pasadera Dr. / Boots Rd.
(36.56766, -121.77857) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.9087 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2029.
Salinas, CA
Monterey Co.
United States 		SR 68 / Laureles Grade Rd.
(36.56964, -121.75566) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.5427 		Other (At-Grade)
Single-Lane 		Future 4th leg connects to Laguna Seca Entrance. Anticipated opening year 2029.
Salinas, CA
Monterey Co.
United States 		SR 68 / Corral de Tierra Rd. / Cypress Church Dr.
(36.57854, -121.72709) 		Roundabout
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.1772 		Other (At-Grade)
Single-Lane 		Oval shaped. ICD = 151.5 ft x 141.5 ft. Anticipated opening year 2029.
Salinas, CA
Monterey Co.
United States 		SR 68 / San Benancio Rd.
(36.57977, -121.72073) 		Roundabout
Unknown 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.2323 		Other (At-Grade)
Single-Lane 		Anticipated opening year 2029.
Salinas, CA
Monterey Co.
United States 		E Alisal St. / Alisal Rd. / Bardin Rd.
(36.67331, -121.60192) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Salinas, CA
Monterey Co.
United States 		Alisal Rd. / Sconberg Pkwy.
(36.67234, -121.60073) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.0144 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Mancos, CO
Montezuma Co.
United States 		Ruins Rd. / (entrance to visitor center) / (service road)
(37.33917, -108.41185) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 Entrance to Mesa Verde National Park. Year Completed estimated (2020-2023). Previous control was mix of stop and uncontrolled movements.
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
Conroe, TX
Montgomery Co.
United States 		Harpers Way / Preserve Way
(30.19869, -95.44163) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2022 Single-stage pedestrian crossings.
Conroe, TX
Montgomery Co.
United States 		Preserve Way / Harpers Trace
(30.19433, -95.42699) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Conroe, TX
Montgomery Co.
United States 		Preserve Way / Bayou Oaks Dr.
(30.19425, -95.42220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2021 Single-stage pedestrian crossings. Year Completed estimated (2020-2022).
Conroe, TX
Montgomery Co.
United States 		Harpers Trace / Harpers School Rd.
(30.20566, -95.42716) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015 Year Completed estimated (2015-2016).
Shenandoah, TX
Montgomery Co.
United States 		Vision Park Blvd. / Grogans Mill Rd.
(30.18988, -95.46596) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 Right-turn-only arrows at entries.
Montgomery, TX
Montgomery Co.
United States 		Noble Greens Blvd. / Bungalow Dr.
(30.28008, -95.56863) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Montgomery, TX
Montgomery Co.
United States 		Bonterra Blvd. / Mountain Laurel Dr. / S Claret Cup Ln.
(30.28166, -95.54889) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2013 No truck apron. Year Completed estimated (2011-2015).
Montgomery, TX
Montgomery Co.
United States 		Central Pine St. / Crest Sights Dr.
(30.29200, -95.55637) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2020 No truck apron. Year Completed estimated (2020-2021).
Magnolia, TX
Montgomery Co.
United States 		Cimarron Creek Blvd. / Tolby Creek Ln. / Winding Pass Ln. / Ute Creek Ln.
(30.21509, -95.59255) 		Roundabout
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Magnolia, TX
Montgomery Co.
United States 		Tall Oaks Way / W Border Oaks Dr.
(30.21417, -95.66748) 		Other
Existing 		Unknown
Unknown 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Magnolia, TX
Montgomery Co.
United States 		Audubon Pkwy. / Audubon Trace
(30.22075, -95.71643) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
73.1520 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Year Completed estimated (2020-2022).
New Florence, MO
Montgomery Co.
United States 		MO 19 / Tree Farm Rd. / I-70 EB Ramps
(38.89821, -91.45624) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.modot.org/node/35298
New Florence, MO
Montgomery Co.
United States 		MO 19 / Booneslick Rd. / I-70 WB Ramps
(38.90090, -91.45707) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.modot.org/node/35298 Combined freeway interchange with at-grade intersection. Previously, the interchange was stop controlled and the intersection had traffic lights.
Clarksville, TN
Montgomery Co.
United States 		Henry Place Blvd. / Bandera Dr.
(36.60740, -87.38149) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2013
Magnolia, TX
Montgomery Co.
United States 		Magnolia Ridge Blvd. / Jewett Meadow Dr. / Rogerdale River Dr.
(30.21121, -95.73470) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max)
Gaithersburg, MD
Montgomery Co.
United States 		Perry Pkwy. / (parking)
(39.14899, -77.21048) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2004 Year Completed estimated (2002-2005).
Redland, MD
Montgomery Co.
United States 		Columbus Ave. / Gramercy Blvd.
(39.12362, -77.16494) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
King Farm, MD
Montgomery Co.
United States 		Pleasant Circle
(39.11623, -77.17518) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Potomac, MD
Montgomery Co.
United States 		10600 Morning Field Dr. / Sunny Brooke Ln. / Sunny Brooke Pl.
(39.07423, -77.21561) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Potomac, MD
Montgomery Co.
United States 		Broad Green Dr. / Clagett Farm Dr.
(39.04566, -77.19669) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Potomac, MD
Montgomery Co.
United States 		Larkmeade Ln. / Bells Ridge Dr.
(39.03483, -77.16775) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Woodbourne-Hyde Park, OH
Montgomery Co.
United States 		Mad River Rd. / W Alex Bell Rd.
(39.65510, -84.19420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.whio.com/news/local/washington-twp-roundabout-set-open-within-next-week/JEWIGLMTEBBDXJ3PZ2QO3ILVQ4/
Derwood, MD
Montgomery Co.
United States 		Achille Ln. / Heartwood Dr.
(39.12925, -77.11543) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Derwood, MD
Montgomery Co.
United States 		Heartwood Dr.
(39.13239, -77.11434) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown