Roundabouts Database

29616 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
Clarksburg, MD
Montgomery Co.
United States 		Snowden Farm Pkwy. / Winding Woods Way
(39.22604, -77.24727) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7086 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Little Seneca Pkwy. / Meadow Mist Rd.
(39.23154, -77.24309) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5290 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Victory Farm Dr. / Girard St.
(39.14648, -77.18493) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.9348 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. (MD 121) / (outlet mall entrance)
(39.22844, -77.28869) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.9588 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. (MD 121) / Cabin Branch Ave.
(39.22689, -77.29051) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.2592 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Bethesda, MD
Montgomery Co.
United States 		Bradmoor Dr. / Roosevelt St.
(38.99427, -77.11925) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2018).
Burtonsville, MD
Montgomery Co.
United States 		Dustin Rd. / US 29 SB Offramp / Columbia Pike
(39.12256, -76.92656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5482 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05. ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Main St.
(39.12333, -77.23855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Market St.
(39.12309, -77.23489) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Orchard Ridge Dr. / Mill Green Ave.
(39.12559, -77.22635) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.9872 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Winter Walk Dr. / Highland Ridge Ave.
(39.12807, -77.22692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2800 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs. ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Washington St. / Campus Dr. / Stadium Rd.
(37.22169, -80.42204) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
62.7690 		Other (At-Grade)
Single-Lane 		2005 On the campus of Virginia Tech. ICD estimated from Google Maps linework.
Lower Frederick Township, PA
Montgomery Co.
United States 		SR 29 (Gravel Pike) / SR 73 (Big Rd.)
(40.27733, -75.48040) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
3 Driveways
46.4703 		Other (At-Grade)
Single-Lane 		2008 Asphalt construction. Design for future multilane retrofit. Previously controlled by flashing beacon Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		Washington Ave. / S. Bainbridge St.
(32.37648, -86.30121) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.1560 		Other (At-Grade)
Single-Lane 		2008 Opened July 2008. ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		S. Ripley St. / Washington Ave.
(32.37658, -86.29808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.1213 		Other (At-Grade)
Single-Lane 		2008 Opened April 2008. ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		University Dr. / East Dr. / (parking lot)
(32.36779, -86.17373) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.3593 		Other (At-Grade)
Single-Lane 		2010 Entrance to Auburn University Montgomery (AUM). Year completed estimated (2008-2011). ICD estimated from Google Maps linework.
Miamisburg, OH
Montgomery Co.
United States 		Austin W Blvd. / Automation Way
(39.59850, -84.24378) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
44.1728 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Kettering, OH
Montgomery Co.
United States 		Forrer Blvd. / Madison St.
(39.71565, -84.14854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4476 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Limerick, PA
Montgomery Co.
United States 		Swamp Pike / Lewis Rd. / W Arcadia Dr.
(40.23457, -75.52624) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2020 https://patch.com/pennsylvania/limerick/swamp-pike-reopens-limerick-township
Silver Spring, MD
Montgomery Co.
United States 		Woodmoor Dr. / Lexington Dr.
(39.02215, -77.00818) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Potomac, MD
Montgomery Co.
United States 		Old Seven Locks Rd. / Quarry Manor Terrace
(38.99371, -77.16028) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bethesda, MD
Montgomery Co.
United States 		Boxwood Rd. / Spangler Ave.
(38.94781, -77.10888) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bethesda, MD
Montgomery Co.
United States 		Tournay Rd. / Spangler Ave.
(38.94811, -77.11053) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
(unincorporated), MD
Montgomery Co.
United States 		Travilah Rd. / Turkey Foot Rd. / Hanson Farm Dr.
(39.07993, -77.25560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2020 Painted splitter islands. Year Completed estimated (2019-2020).
Germantown, MD
Montgomery Co.
United States 		Crossview Rd. / Autumn Crest Rd.
(39.16717, -77.30075) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Crestmount Rd. / Kings Crossing Rd.
(39.16175, -77.30841) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Kings Crossing Blvd. / Cornflower Rd.
(39.16222, -77.30397) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Kings Crossing Blvd. / Ashmeade Rd.
(39.16235, -77.29971) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		Painted splitter islands. Pedestrian crossings next to circulatory roadway.
Germantown, MD
Montgomery Co.
United States 		Ashleigh Greene Rd. / Ashmeade Rd.
(39.16013, -77.29900) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Ashleigh Greene Rd. / Cornflower Rd.
(39.15879, -77.30324) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Wonderland Way / Chalet Dr.
(39.15516, -77.27464) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Blue Bell, PA
Montgomery Co.
United States 		Anvil Ln.
(40.16062, -75.28413) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Blue Bell, PA
Montgomery Co.
United States 		Arbor Way / Jolly Rd. / (parking)
(40.14222, -75.28498) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2011-2016).
Germantown, MD
Montgomery Co.
United States 		Summer Oak Dr. / Summer Oak Ct.
(39.16467, -77.24384) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Germantown, MD
Montgomery Co.
United States 		Germantown Rd. / Watkins Mill Rd. / Blunt Rd.
(39.19058, -77.22492) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		1999 Right-turn bypass lane on north leg. Year Completed estimated (1993-2005).
Olney, MD
Montgomery Co.
United States 		Brightwood Rd. / Winding Oak Dr. / Weston Pl.
(39.16065, -77.09120) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Cloverly, MD
Montgomery Co.
United States 		Harbour Town Dr. / Firestone Dr.
(39.12855, -76.99401) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Cloverly, MD
Montgomery Co.
United States 		Firestone Dr. / Sea Island Ct.
(39.12744, -76.99807) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Silver Spring, MD
Montgomery Co.
United States 		Ritchie Ave. / Oswego Ave.
(38.98602, -77.00877) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Schwenksville, PA
Montgomery Co.
United States 		Greenshire Blvd. / Chatham Ln.
(40.22962, -75.47896) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Olney, MD
Montgomery Co.
United States 		Fox Valley Dr. / Hillcroft Dr.
(39.12441, -77.07962) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Sandy Spring, MD
Montgomery Co.
United States 		Alexander Manor Dr. / Red Tail Ct. / Halex Hill Ct.
(39.13149, -77.01778) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Sandy Spring, MD
Montgomery Co.
United States 		Friends House Rd. / Quaker Ln. / (parking)
(39.14071, -77.03036) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Observation Dr. / Goldenrod Ln.
(39.18419, -77.24566) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2013 Year Completed estimated (2012-2014).
Germantown, MD
Montgomery Co.
United States 		Crystal Rock Dr. / Century Blvd.
(39.20326, -77.27356) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2015 Striping added 2019-2021. Inconsistent lane use markings between entry and circulatory roadway.
Clarksburg, MD
Montgomery Co.
United States 		Little Seneca Pkwy. / Cabin Branch Ave.
(39.21654, -77.28310) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2016-2017). Striping added 2019-2021.
Clarksburg, MD
Montgomery Co.
United States 		Broadway Ave. / Little Seneca Pkwy.
(39.21646, -77.28540) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2015-2017). Striping added 2019-2021.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. / W Old Baltimore Rd.
(39.21396, -77.29731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2019-2020).
Clarksburg, MD
Montgomery Co.
United States 		Cabin Branch Ave. / Skimmer St.
(39.22020, -77.28435) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2015-2017). Striping added 2019-2021.
Tom's Creek, VA
Montgomery Co.
United States 		Honeysuckle Dr.
(37.24423, -80.44050) 		Other
Existing 		Unknown
Unknown 		3 Approaches
15 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Olney, MD
Montgomery Co.
United States 		Wickham Rd. / Olney Mill Rd. / Dunsford Dr.
(39.16071, -77.09596) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on three legs.
Gaithersburg, MD
Montgomery Co.
United States 		Hoover Farm Dr. / Holland Meadow Ln.
(39.18129, -77.13125) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Gaithersburg, MD
Montgomery Co.
United States 		Hoover Farm Dr. / Brass Bucket Ct.
(39.17775, -77.13018) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Boyds, MD
Montgomery Co.
United States 		Crazy Quilt Ct.
(39.16123, -77.30454) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rockville, MD
Montgomery Co.
United States 		Henderson Circle
(39.08800, -77.16702) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
North Potomac, MD
Montgomery Co.
United States 		Bald Cypress Dr. / Willow Tree Dr. / Cherrydale Dr.
(39.08158, -77.20120) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rockville, MD
Montgomery Co.
United States 		Valley Dr. / Aqua Ln.
(39.07945, -77.20575) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Gaithersburg, MD
Montgomery Co.
United States 		Parkview Ave. / Uptown St.
(39.15334, -77.22619) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012 Right-turn-only lane on northwest leg. Year Completed estimated (2011-2012).
Clarksburg, MD
Montgomery Co.
United States 		Granite Rock Rd. / Grand Elm St.
(39.24126, -77.26647) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Clarksburg, MD
Montgomery Co.
United States 		Saint Clair Rd. / Timber Creek Ln. / Brewers Tavern Terrace / (unknown)
(39.23680, -77.27531) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Silver Spring, MD
Montgomery Co.
United States 		Gist Ave. / Woodbury Dr.
(38.98948, -77.02294) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Clarksville, TN
Montgomery Co.
United States 		Needmore Rd. / N Whitfield Rd.
(36.58403, -87.33613) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://clarksvillenow.com/local/rhonda-the-roundabout-has-public-debut-city-of-clarksville-adjusting-signage-signal-timing/
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
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
Derwood, MD
Montgomery Co.
United States 		Coppelia Dr. / Toboggan Ln.
(39.13566, -77.11938) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Olney, MD
Montgomery Co.
United States 		Martins Dairy Cir. / Old Baltimore Rd.
(39.13345, -77.07382) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Wheaton, MD
Montgomery Co.
United States 		Park Vista Dr. / Wintergate Dr. / Longmeade Crossing Dr.
(39.10755, -77.05340) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 Painted splitter islands added 2020.
Ashton, MD
Montgomery Co.
United States 		Harbour Town Dr. / Grand Cypress Ct.
(39.13205, -77.00407) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
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/
Montgomery, AL
Montgomery Co.
United States 		Taylor Lakes Pkwy. / Towering Oaks Dr.
(32.31210, -86.19300) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Montgomery, AL
Montgomery Co.
United States 		Monument Park Dr. / Chastain Park Dr. / Morning Side Park Dr.
(32.30911, -86.14268) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2008-2011).
Travilah, MD
Montgomery Co.
United States 		Marwood Hill Dr. / Rivers Bend Ln.
(39.03022, -77.23432) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Gaithersburg, MD
Montgomery Co.
United States 		Upshire Circle
(39.11353, -77.22397) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Olney, MD
Montgomery Co.
United States 		Wickham Rd. / Broom Dr.
(39.15708, -77.09362) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Olney, MD
Montgomery Co.
United States 		Martins Dairy Cir. / Gooseneck Terrace
(39.13176, -77.07439) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Milestone Manor Ln. / Manor View Cir. / Milestone Manor Ct.
(39.20854, -77.24868) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Milestone Manor Ln. / Stardrift Dr.
(39.20560, -77.25039) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Milestone Manor Ln. / Emerald Dr.
(39.20479, -77.25262) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Milestone Manor Ln. / Royal Crown Dr.
(39.20518, -77.25877) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Pickering Dr. / Pickering Pl.
(39.18854, -77.27173) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Club Hill Dr. / Thackery Pl.
(39.18531, -77.27012) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Germantown, MD
Montgomery Co.
United States 		Kildale Hills Terrace / Galway Bay Cir.
(39.17826, -77.27643) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Chevy Chase, MD
Montgomery Co.
United States 		Rosemary Circle [Rosemary St. / Hillcrest Pl. / Stanford St.]
(38.97789, -77.08055) 		Other
Existing 		All-Way Stop
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking along circulatory roadway.
Mount Sterling, KY
Montgomery Co.
United States 		Indian Mound Dr. / Spencer Pike
(38.05454, -83.91678) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
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.
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).