Roundabouts Database

29410 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
Middletown, DE
New Castle Co.
United States 		W Middlepark Dr. / Idlewyld Dr.
(39.47243, -75.70326) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Middletown, DE
New Castle Co.
United States 		Marl Pit Rd. / Cedar Lane Rd.
(39.47762, -75.70312) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.middletowntranscript.com/story/news/2020/07/13/deldot-hopes-new-marl-pit-cedar-lane-roundabout-will-help-with-traffic/112217478/
Townsend, DE
New Castle Co.
United States 		Karins Circle
(39.40433, -75.69677) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Princess Anne, MD
Somerset Co.
United States 		MD 822 (UMES Blvd.-Hickory Rd.) / MD 675 (Somerset Ave.)
(38.21930, -75.69592) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4712 		Other (At-Grade)
Single-Lane 		2015 https://www.delmarvanow.com/story/news/local/maryland/2014/11/24/roundabout-umes-boulevard/70053440/ ICD estimated from Google Maps linework.
Ottawa, ON
Ottawa
Canada 		King Edward Ave. / Union St.
(45.43738, -75.69400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.9512 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Sussex Dr. / Rideau Gate
(45.44456, -75.69254) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.3003 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Brick Mill Circle
(39.46632, -75.69145) 		Other
Existing 		Unknown
Unknown 		4 Approaches
9 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Ottawa, ON
City of Ottawa
Canada 		Princess Ave. / Rockcliffe Pkwy.
(45.44599, -75.68909) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.4647 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Kennett Square, PA
Chester Co.
United States 		Victoria Gardens Dr. / Rose Tree Ln. / Arbor Ln.
(39.85731, -75.68897) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands on two legs.
Middletown, DE
New Castle Co.
United States 		Brick Mill Rd. / Dove Run Centre Dr.
(39.45413, -75.68672) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022
Ottawa, ON
City of Ottawa
Canada 		Brookfield Rd. / Flannery Dr.
(45.37364, -75.68420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7886 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Functional Class: Major Collector ICD estimated from Google Maps linework.
Meridian Crossing, DE
New Castle Co.
United States 		Meridian Blvd. / Observatory Dr.
(39.61278, -75.68398) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter island on west leg.
Middletown, DE
New Castle Co.
United States 		Gloucester Blvd. / Hampton Rd.
(39.45210, -75.68096) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0439 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
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.
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.
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.
Meridian Crossing, DE
New Castle Co.
United States 		Meridian Blvd. / Time Cir. / Sun Blvd.
(39.61548, -75.67914) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Manteo, NC
Dare Co.
United States 		SR 1128 (Sir Walter Raleigh St.) / SR 1130 (Bideford St.)
(35.90418, -75.67849) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2009 Painted splitter islands.
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.
Village of Bayberry North, DE
New Castle Co.
United States 		S Bayberry Pkwy. / Lord Byron Dr. / W Central Park Dr.
(39.49989, -75.67806) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bear, DE
New Castle Co.
United States 		Rockwood Rd. / Gregory Dr.
(39.62152, -75.67763) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1992-2002).
Breinigsville, PA
Lehigh Co.
United States 		US 222 (Hamilton Blvd. - Kutztown Rd.) / Schantz Rd. / Farmington Rd.
(40.54440, -75.67207) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 Oval shaped. ICD = 190 ft x 180 ft.
Ottawa, ON
City of Ottawa
Canada 		Kilborn Ave. / Lamira St.
(45.38604, -75.67085) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5195 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Kill Devil Hills, NC
Dare Co.
United States 		Veterans Dr. / (high school)
(36.00637, -75.66875) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
45.4086 		Other (At-Grade)
Single-Lane 		2003 Built for new high school. ICD estimated from Google Maps linework.
Village of Bayberry North, DE
New Castle Co.
United States 		S Bayberry Pkwy. / Stravinsky Ave.
(39.49978, -75.66823) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on west, south, or east legs.
Bear, DE
New Castle Co.
United States 		Carvel Ln. / Calvarese Dr. / Quintilio Dr.
(39.63313, -75.66784) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
76.2000 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005).
Kill Devil Hills, NC
Dare Co.
United States 		Veterans Dr. / 6th Ave.
(36.00818, -75.66412) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2003 Built for new high school.
Village of Bayberry North, DE
New Castle Co.
United States 		Barrymore Pkwy. / Stravinsky Ave.
(39.49421, -75.66228) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on north and south legs.
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.
Pocopscon Township, PA
Chester Co.
United States 		Lenape Rd. / Unionville Rd.
(39.89900, -75.65950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3155 		Other (At-Grade)
Single-Lane 		2015 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Kemptville, ON
United Counties of Leeds and Grenville
Canada 		CR 43 / Pinehill Rd.
(45.01836, -75.65872) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.0814 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Townsend, DE
New Castle Co.
United States 		Robinson Rd. / Goldsborough Dr.
(39.41614, -75.65156) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on three legs.
Townsend, DE
New Castle Co.
United States 		Tony Marchio Dr. / Campus Dr. / Stadium Way
(39.43676, -75.64873) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Concentric striping on circulatory roadway. Right-turn-only arrows in all lanes of three entries. Year Completed estimated (2011-2015).
Salisbury, MD
Wicomico Co.
United States 		Clocktower Circle
(38.35831, -75.63787) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Kemptville, ON
United Counties of Leeds and Grenville
Canada 		CR 43 / Rideau River Rd.
(45.02990, -75.63668) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Townsend, DE
New Castle Co.
United States 		N Odessa Blvd. / Tweedsmere Dr. / Aviemore Dr. / Ravenglass Dr.
(39.41965, -75.63644) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Townsend, DE
New Castle Co.
United States 		Glen Mohr Dr. / Perthshire Dr. / S Odessa Blvd.
(39.40908, -75.63633) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Kemptville, ON
United Counties of Leeds and Grenville
Canada 		CR 43 / (Colonnade entrance)
(45.03069, -75.63316) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
43.0473 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Neverland Dr. / Whitebird Dr. / Carrick Ct.
(39.47819, -75.63221) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Ottawa, ON
City of Ottawa
Canada 		Beaulieu Pl. / Villeneuve Private
(45.42574, -75.62828) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.1173 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Beauparc Private / Villeneuve Private
(45.42353, -75.62725) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.6328 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Salisbury, MD
Wicomico Co.
United States 		Legacy Way / Sawback Ln.
(38.36523, -75.62309) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Salisbury, MD
Wicomico Co.
United States 		Marquis Ave. / Jim Morton Dr.
(38.39154, -75.61826) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Smyrna, DE
Kent Co.
United States 		Ormonde Circle
(39.27525, -75.61641) 		Other
Existing 		Unknown
Unknown 		3 Approaches
13 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Salisbury, MD
Wicomico Co.
United States 		Marquis Ave. / Victoria Park Dr.
(38.39301, -75.61582) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Smyrna, DE
Kent Co.
United States 		Newgate Circle
(39.27813, -75.61345) 		Other
Existing 		Unknown
Unknown 		4 Approaches
10 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Fruitland, MD
Wicomico Co.
United States 		Chelsea Ann Ln.
(38.30963, -75.61094) 		Other
Existing 		Unknown
Unknown 		2 Approaches
2 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Fruitland, MD
Wicomico Co.
United States 		Cedar Ln. / Division St.
(38.32094, -75.61021) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.0473 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Fruitland, MD
Wicomico Co.
United States 		Porter Pkwy. / Lena Ln.
(38.31160, -75.60578) 		Other
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bridgeville, DE
Sussex Co.
United States 		Heritage Shores Cir. / Champions Dr.
(38.72458, -75.60463) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Salisbury, MD
Wicomico Co.
United States 		Camden Ave. / Riverside Dr. / Mill St. / W Carroll St.
(38.36401, -75.60403) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 One leg is a one-way street away from roundabout. http://www.wboc.com/clip/15110757/roundabout-on-riverside-drive-open-to-traffic
Salisbury, MD
Wicomico Co.
United States 		Oakside Circle
(38.33106, -75.60338) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bridgeville, DE
Sussex Co.
United States 		Heritage Shores Cir. / White Pelican Ct. / Will's Island Dr.
(38.71647, -75.60235) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bridgeville, DE
Sussex Co.
United States 		Heritage Shore Dr. / (future roads)
(38.71236, -75.59344) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
North Grenville, ON
Leeds and Grenville
Canada 		CR 43 / S Gower Dr. (CR 22)
(45.03905, -75.59285) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2023 https://www.insideottawavalley.com/news/long-awaited-3m-roundabout-coming-to-one-of-kemptville-s-high-collision-intersections/article_76d49a5b-b720-5512-9055-a1a58a264af0.html
Bridgeville, DE
Sussex Co.
United States 		Heritage Shore Dr.
(38.71171, -75.59194) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
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
Dover, DE
Kent Co.
United States 		Willow Grove Rd. (SR 10) / Dundee Rd. (SR 15)
(39.09429, -75.58103) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5657 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Rue, VA
Accomack Co.
United States 		Ocean View Way / Crippen View
(37.75837, -75.57634) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2007
Ottawa, ON
Ottawa
Canada 		Anderson Rd. / Weir Rd. / Renaud Rd.
(45.41979, -75.56765) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.4005 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Dover, DE
Kent Co.
United States 		Cannon Mill Dr. / E Sheldrake Cir. / W Sheldrake Cir.
(39.14882, -75.56602) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2006 No pavement markings. Year Completed estimated (2005-2006).
Dover, DE
Kent Co.
United States 		Mifflin Rd. / Woodmill Dr.
(39.15527, -75.55831) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2005 Painted splitter islands.
Dover, DE
Kent Co.
United States 		Independence Blvd. / Colony Dr. / Green Blade Dr.
(39.16260, -75.55291) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.2247 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017 https://delawarestatenews.net/news/roundabout-realignment-way-dovers-independence-boulevard/ ICD estimated from Google Maps linework.
Wilmington, DE
New Castle Co.
United States 		Woodlawn Rd. / (school access)
(39.82051, -75.55219) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5193 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Salisbury, MD
Wicomico Co.
United States 		Oakwood Dr. / Woodbrooke Dr.
(38.36236, -75.55193) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008 Right-turn arrow on all entries. Year Completed estimated (2007-2009).
Camden, DE
Kent Co.
United States 		Tidbury Crossing / Mardela Dr.
(39.09787, -75.55114) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Chadds Ford, PA
Delaware Co.
United States 		Hillman Dr. / Evergreen Pl. / (parking)
(39.87555, -75.54884) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 Year Completed estimated (2011-2017).
Dover, DE
Kent Co.
United States 		Longacre Dr. / Winesap Ln. / N Red Haven Ln.
(39.08312, -75.54767) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Wilmington, DE
New Castle Co.
United States 		W Park Dr. / E Park Dr.
(39.77437, -75.54610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.9632 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Jeanne d'Arc Blvd. / St. Joseph Blvd.
(45.46416, -75.54010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8565 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Functional Class: Arterial ICD estimated from Google Maps linework.
Wilmington, DE
New Castle Co.
United States 		Weldin Rd. / E Park Dr.
(39.77925, -75.53853) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.1251 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Dover, DE
Kent Co.
United States 		Towne Centre Dr. / Lloyd St. / Wemyss Rd.
(39.15134, -75.53817) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4901 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). Splitter islands added 2014-2015. ICD estimated from Google Maps linework.
Dover, DE
Kent Co.
United States 		Allen Ct. / Garrett House Cir.
(39.15377, -75.53746) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.2674 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Malvern, PA
Chester Co.
United States 		S Atwater Dr. / Quarry Point Rd.
(40.06699, -75.52985) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street.
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
East Whiteland Township, PA
Chester Co.
United States 		Wyeth Dr. / Highland Way
(40.04641, -75.52102) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0000 		Other (At-Grade)
Single-Lane 		2009 Asphalt construction. Previously controlled by two-way stop/one yield Functional Class: Township Road ICD estimated from Google Maps linework.
Magnolia, DE
Kent Co.
United States 		Windrow Way / Sabbe St. / Vollkom Rd.
(39.05714, -75.52061) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014).
Ottawa, ON
Ottawa
Canada 		Brian Coburn Blvd. / Fern Casey St.
(45.44112, -75.50947) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7096 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Salisbury, MD
Wicomico Co.
United States 		Walston Switch Rd. / Campus Dr. / Summer Dr.
(38.37359, -75.50358) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2016 Merging right-turn bypass lane on north leg. Year Completed estimated (2013-2016).
Ottawa, ON
Ottawa
Canada 		Brian Coburn Blvd. / Mer Bleue Rd.
(45.44550, -75.49852) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.8687 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Gatineau, QC
Outaouais Region
Canada 		Rte. 148 / Rue des Laurentides
(45.52187, -75.49563) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.4301 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Wattsville, VA
Accomack Co.
United States 		Old Mill Pointe / (unknown)
(37.95075, -75.48857) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2008 Functional Class: Local
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.
Ottawa, ON
Ottawa
Canada 		Trim Rd. / Dairy Dr. / Taylor Creek Dr.
(45.49178, -75.47980) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.3268 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
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
Ottawa, ON
Ottawa
Canada 		Old Montreal Rd. / St.Joseph Blvd. / Trim Rd.
(45.48900, -75.47775) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.3285 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Bainbridge, NY
Chenango Co.
United States 		Rte 206 / CR 39
(42.29073, -75.47471) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5727 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Rodanthe, NC
Dare Co.
United States 		NC 12 / (new bridge)
(35.59822, -75.46661) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://ocracokeobserver.com/2021/11/22/traffic-roundabout-opens-in-rodanthe/
Ottawa, ON
Ottawa
Canada 		Brian Coburn Blvd. / Portobello Blvd.
(45.45470, -75.46491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.3494 		Other (At-Grade)
Single-Lane 		2016 Right-turn-only lane on north leg. ICD estimated from Google Maps linework.
Northampton, PA
Northampton Co.
United States 		Rush Ct. / Witherspoon Ct. / Harrison Ct. / Clymer Ct.
(40.68558, -75.46454) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Aston Township, PA
Delaware Co.
United States 		Crozerville Rd. / Birney Hwy.
(39.88092, -75.45703) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3261 		Other (At-Grade)
Unknown 		2019 https://astontownship.net/2019/01/ ICD estimated from Google Maps linework.
North Milford Historic District, DE
Kent Co.
United States 		Greenbrook Dr. / Goldfinch Dr. / Nightingale Dr.
(38.94278, -75.45530) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ottawa, ON
City of Ottawa
Canada 		Millenium Blvd. / Trim Rd.
(45.46557, -75.45140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.2319 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Brian Coburn Blvd. / Trim Rd.
(45.45820, -75.44730) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
74.5586 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Functional Class: Arterial ICD estimated from Google Maps linework.
Upper Chichester, PA
Delaware Co.
United States 		Bethel Rd. / Mill Rd.
(39.83515, -75.44722) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2023
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
Rome, NY
Oneida Co.
United States 		Rte 825 (Mohawk Dr.-Hill Rd.) / Hangar Rd.
(43.22496, -75.41992) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7352 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825. ICD estimated from Google Maps linework.
Rome, NY
Oneida Co.
United States 		Rte 825 (Hill Rd.) / Floyd Ave. / Brooks Rd.
(43.22258, -75.41900) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.2935 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825 ICD estimated from Google Maps linework.
Newtown, PA
Delaware Co.
United States 		Saint David's Rd. / N. Newtown St.
(40.00844, -75.41823) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7622 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Rome, NY
Oneida Co.
United States 		SR 825 / Ellsworth Rd.
(43.21731, -75.41796) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.7044 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Constructed in old air force base. ICD estimated from Google Maps linework.