21768 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
Petaluma, CA
Sonoma Co.
United States
McDowell Blvd. / Baywood Dr.
(38.24036, -122.61010)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.4513
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Kyle, TX
Hays Co.
United States
McGarity Dr. / Cleveland Dr.
(30.01368, -97.88010)
Other
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
27.4317
Other (At-Grade)
Single-Lane
2007 No splitter islands.
Innisfail, QLD
Cassowary Coast
Australia
McGowan Dr. / Fitzgerald Esplanade / Jubilee Bridge
(-17.52480, 146.03230)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Windermere, FL
Orange Co.
United States
McGuire Rd. / Park Ave.
(28.50765, -81.54283)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.9904
Other (At-Grade)
Single-Lane
2011 ICD estimated from Google Maps linework.
Garbutt, QLD
Townsville
Australia
McIlwraith St. / Plume St.
(-19.26101, 146.82217)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Melbourne, VIC

Australia
McIntosh Rd. / Farrington Ave.
(-37.83785, 144.86179)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Troy, OH
Miami Co.
United States
McKaig Rd. / S Dorset Rd.
(40.03964, -84.22855)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
19.2019
Other (At-Grade)
Single-Lane
2019 This roundabout was constructed summer 2019 and opened to traffic in August 2019. ICD estimated from Google Maps linework.
Bairnsdale, VIC
East Gippsland
Australia
McKean St. / Drevermann St.
(-37.81880, 147.60851)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Ceduna, SA
Ceduna
Australia
McKenzie St. / Murat Terrace
(-32.12594, 133.67654)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Calgary, AB
Calgary Region
Canada
McKenzie Towne Blvd. / McKenzie Towne Gt. / Prestwick Blvd. / Inverness Gt.
(50.91650, -113.96430)
Roundabout
Existing
All-Way Yield
None
5 Approaches
1 Driveways
80.0000
Other (At-Grade)
Multilane (2 Lane)
2000 Fire station has direct access to circulatory roadway. Year Completed estimated (before 2002).
Bundoora, VIC
Whittlesea
Australia
McKimmies Rd. / Betula Ave. / Silverash Dr.
(-37.67772, 145.05819)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other (At-Grade)
Single-Lane
Bundoora, VIC
Whittlesea
Australia
McKimmies Rd. / Botanica Blvd. / Garden Grove Dr.
(-37.67746, 145.05422)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Melbourne, VIC
Whittlesea
Australia
McKimmies Rd. / Darebin Dr.
(-37.67553, 145.03626)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
McKinley Ave. / Allston Way
(37.86865, -122.27384)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Troy, AL
Pike Co.
United States
McKinley Dr. / Luther Dr.
(31.80401, -85.95713)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2010 Painted splitter islands on three legs; no splitter island on southeast leg. Year Completed estimated (2010-2011). Google Maps claims this is the intersection of International Blvd and Veterans Memorial Dr. ICD estimated from Google Earth.
St Louis, MO
St. Louis City Co.
United States
McKinley Dr. / Wells Dr.
(38.63354, -90.28072)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
49.4467
Other (At-Grade)
Single-Lane
2008 Converted from traffic circle in 2007-2008. Previous circle had on-street parking in circulatory roadway. ICD estimated from Google Maps linework.
Lackawanna, NY
Erie Co.
United States
McKinley Pkwy. / Choate Ave. / Red Jacket Pkwy.
(42.84436, -78.81496)
Other
Existing
Unknown
Unknown
5 Approaches
0 Driveways
138.3584
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Lackawanna, NY
Erie Co.
United States
McKinley Pkwy. / Dorrance Ave. / Vincent Ave.
(42.83200, -78.81520)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
30.6551
Other (At-Grade)
Single-Lane
2010 Restriped as single-lane roundabout. ICD estimated from Google Maps linework.
McKinney, TX
Collin Co.
United States
McKinney Place Dr. / Valliance Dr.
(33.14750, -96.68404)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2007 Striped splitter islands on east and west legs. Year Completed estimated (2005-2008).
Orange, NSW
Orange
Australia
McLachlan St. / Dalton St.
(-33.27745, 149.10953)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Left-turn-only lanes on all legs.
Nerang, QLD
Gold Coast
Australia
McLaren Rd. / Mackellar Dr.
(-28.00094, 153.31719)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other (At-Grade)
Multilane (2 Lane)
Nerang, QLD
Gold Coast
Australia
McLaren Rd. / Oakdale Ave. / Winchester Dr.
(-28.00023, 153.31259)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Nerang, QLD
Gold Coast
Australia
McLaren Rd. / Yarrimbah Dr.
(-27.99742, 153.30617)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Gracemere, QLD
Rockhampton
Australia
McLaughlin St. / Lawrie St. / OShanesy St. / Old Capricorn Hwy.
(-23.43476, 150.45420)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Madison, WI
Dane Co.
United States
McLean Dr. / Sharpsburg Dr.
(43.08695, -89.27359)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.1672
Other (At-Grade)
Single-Lane
2003 Date estimated. ICD estimated from Google Maps linework.
Waitara, Taranaki
New Plymouth
New Zealand
McLean St. / Queen St.
(-39.00128, 174.23734)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Spruce Grove, AB
Alberta
Canada
McLeod Ave. / Nelson Dr.
(53.54319, -113.92259)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.0651
Other (At-Grade)
Multilane (2 Lane)
2016 ICD estimated from Google Maps linework.
Cairns, QLD
Cairns
Australia
McLeod St. / Grove St.
(-16.91437, 145.76407)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland City
Australia
McMillan Rd. / McDonald Rd.
(-27.51968, 153.23638)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Darwin City, NT
Darwin
Australia
McMinn St. / Francis Bay Dr.
(-12.46455, 130.84748)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Elora, ON
Wellington
Canada
McNab St. / Victoria St. / Metcalfe St.
(43.67820, -80.42877)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
25.0495
Other (At-Grade)
Single-Lane
2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Airport West, VIC
Moonee Valley
Australia
McNamara Ave. / Fullarton Rd. / SR 40 (Calder Freeway) EB Ramps
(-37.73234, 144.88068)
Roundabout
Existing
All-Way Yield
Metering Signal
4 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Single-Lane
Elliptical shaped. Metering signal installed 2006.
Austin, TX
Travis Co.
United States
McNeil Dr. / Ribelin Ranch Dr.
(30.39501, -97.83129)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
41.1480
Other (At-Grade)
Single-Lane
2008 Painted splitter islands and no mountable truck apron. ADT = 6,306 (Sept. 2014).
Dupont, WA
Thurston Co.
United States
McNeil St. / Gaul Ave.
(47.09734, -122.66080)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.0174
Other (At-Grade)
Single-Lane
2001 Completed May 2001. ICD estimated from Google Maps linework.
Dupont, WA
Thurston Co.
United States
McNeil St. / Marshall Cir.
(47.09618, -122.65520)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
26.8311
Other (At-Grade)
Single-Lane
2001 Completed May 2001. ICD estimated from Google Maps linework.
Fort Worth, TX
Tarrant Co.
United States
McPherson Blvd. / Summer Creek Dr.
(32.60639, -97.40699)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8637
Other (At-Grade)
Multilane (2 Lane)
2013 .
North Saanich, BC
Capital
Canada
McTavish Rd. / Canora Rd. / Hwy 17 SB Ramps
(48.63091, -123.41283)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
48.9391
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2011 ICD estimated from Google Maps linework.
North Saanich, BC
Capital
Canada
McTavish Rd. / Lochside Dr. / Hwy 17 NB Ramps
(48.62987, -123.41133)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
45.7827
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2011 ICD estimated from Google Maps linework.
North Saanich, BC
Capital
Canada
McTavish Rd. / Transit Center parking
(48.63012, -123.41396)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
20.5232
Other (At-Grade)
Single-Lane
2011 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States
McWhinney Blvd. / Hahns Peak Dr. / Grays Peak Dr.
(40.41048, -105.01140)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
68.2039
Other (At-Grade)
Multilane (2 Lane)
2002 Previously controlled by new Functional Class: Arterial ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
MD 103 / MD 100 EB Ramps
(39.20733, -76.78243)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.5396
Freeway Ramps (Grade-Separated)
Single-Lane
1998 Opened November 1998. ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
MD 103 / MD 100 WB Ramps
(39.20846, -76.78294)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.3154
Freeway Ramps (Grade-Separated)
Single-Lane
1998 Opened November 1998. ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
MD 104 (Waterloo Rd.) / MD 100 WB Ramps
(39.22470, -76.80600)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.0085
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
1999 ICD estimated from Google Maps linework.
Lutherville-Timonium, MD
Baltimore Co.
United States
MD 139 (Charles St.) / Bellona Ave.
(39.41790, -76.62900)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
34.1385
Other (At-Grade)
Multilane (2 Lane)
1999 Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Taneytown, MD
Carroll Co.
United States
MD 140 / MD 832 / Antrim Blvd.
(39.64809, -77.15468)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.4627
Other (At-Grade)
Multilane (2 Lane)
1996 Completed August 1996. Curbs set for double lane, striped for single outer circulating lane. ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States
MD 144 (W Washington St.) / Western Maryland Pkwy.
(39.64883, -77.75049)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.7839
Other (At-Grade)
Single-Lane
2015 https://www.wcbcradio.com/?archiv=new-roundabout-near-hagerstown ICD estimated from Google Maps linework.
Kingsville, MD
Baltimore Co.
United States
MD 147 (Harford Rd.) / Glen Arm Rd. / Mt Vista Rd.
(39.46045, -76.45652)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0397
Other (At-Grade)
Single-Lane
2018 https://www.baltimoresun.com/maryland/harford/aegis/ph-ag-harford-road-roundabout-20180102-story.html ICD estimated from Google Maps linework.
Cambridge, MD
Dorchester Co.
United States
MD 16 (Church Creek Rd.) / Woods Rd.
(38.54624, -76.06411)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
37.3636
Other (At-Grade)
Single-Lane
2017 https://www.myeasternshoremd.com/dorchester_star/news/roundabout-opens-at-route-and-woods-road/article_b39ae088-8f81-51a4-8dc8-94e149da66e8.html ICD estimated from Google Maps linework.
North Harford, MD
Harford Co.
United States
MD 165 / MD 24
(39.67220, -76.40930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.1750
Other (At-Grade)
Single-Lane
2000 Rural Previously controlled by two-way stop ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States
MD 17 / A St. / B St. / Maryland Ave.
(39.31433, -77.62807)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
42.5054
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Rosemont, MD
Frederick Co.
United States
MD 17 / MD 180
(39.33768, -77.63950)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.4828
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States
MD 17 / Rosemont Drive / Dutchmans Creek
(39.33480, -77.63671)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.4167
Other (At-Grade)
Multilane (2 Lane)
2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States
MD 17 / Volunteer Drive
(39.33261, -77.63365)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.9516
Other (At-Grade)
Multilane (2 Lane)
2010 ICD estimated from Google Maps linework.
Odenton, MD
Anne Arundel Co.
United States
MD 175 / MD 677 / Higgins Dr.
(39.07831, -76.68481)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
57.9120
Other (At-Grade)
Multilane (2 Lane)
2004 Reduced from two lanes to one lane in 2010. 21442
Castle Marina, MD
Queen Annes Co.
United States
MD 18 / Castle Marina Rd.
(38.97871, -76.28938)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.7819
Other (At-Grade)
Single-Lane
1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Oak Grove, MD
Prince Georges Co.
United States
MD 193 (Watkins Park Dr.) / Oak Grove Rd.
(38.87737, -76.78108)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.1207
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Jessup, MD
Anne Arundel Co.
United States
MD 198 (Laurel Fort Meade Rd.) / MD 32 EB Ramps
(39.08997, -76.75736)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
53.3400
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2002 Lanes reduced in 2010. 21442
Jessup, MD
Anne Arundel Co.
United States
MD 198 (Laurel Fort Meade Rd.) / MD 32 WB Ramps
(39.09178, -76.75688)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
53.3400
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2002 Lanes reduced in 2010. 21442
Lothian, MD
Anne Arundel Co.
United States
MD 2 / MD 408 / MD 422
(38.82973, -76.61590)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.8423
Other (At-Grade)
Single-Lane
1995 Completed October 1995. ICD estimated from Google Maps linework.
Chestertown, MD
Kent Co.
United States
MD 20 / MD 291 / (parking lot)
(39.21863, -76.07913)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.1899
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States
MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle)
(39.66364, -75.85529)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.0178
Other (At-Grade)
Single-Lane
1995 Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States
MD 216 / Maple Lawn Blvd.
(39.14710, -76.90723)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.7543
Other (At-Grade)
Multilane (2 Lane)
2005 Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States
MD 216 / US 29 NB Ramps / Ice Crystal Dr.
(39.14476, -76.89799)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
53.7234
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States
MD 216 / US 29 SB Ramps
(39.14562, -76.90418)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
53.7228
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States
MD 216 / Westside Blvd.
(39.14796, -76.90977)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.6801
Other (At-Grade)
Multilane (2 Lane)
2009 Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Forest Hill, MD
Harford Co.
United States
MD 23 / Commerce Rd.
(39.57385, -76.37114)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
84.6946
Other (At-Grade)
Single-Lane
2008 On August 9, 2008 a new roundabout opened on Maryland Route 23 and an extended Commerce Drive in Forest Hill (Harford County), Maryland. It was built by a private developer to improve access to the Forest Hill Industrial Park by using Route 23, a limited access highway, rather than the current access road to Commerce Drive, Jarrettsville Road, which is primarily a residential route. ICD estimated from Google Maps linework.
Hughesville, MD
Charles Co.
United States
MD 231 / MD 5 NB Ramps
(38.53426, -76.77790)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
54.1863
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2005 ICD estimated from Google Maps linework.
Hughesville, MD
Charles Co.
United States
MD 231 / MD 5 SB Ramps
(38.53381, -76.77969)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
58.8579
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2005 ICD estimated from Google Maps linework.
Chaptico, MD
St. Marys Co.
United States
MD 234 / MD 238
(38.36791, -76.78179)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
35.5833
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Clements, MD
St. Mary's Co.
United States
MD 242 (Colton Point Rd.) / MD 234 (Budds Creek Rd.)
(38.32656, -76.72755)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.8559
Other (At-Grade)
Single-Lane
2017 https://www.somdnews.com/enterprise/spotlight/clements-roundabout-intersection-open-with-improvements-for-tractors/article_05f0355a-245a-5018-b4e6-79b0c5866ed8.html ICD estimated from Google Maps linework.
Deale, MD
Anne Arundel Co.
United States
MD 256 / MD 258
(38.79327, -76.54586)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
34.4423
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Rising Sun, MD
Cecil Co.
United States
MD 273 (Rising Sun Rd.) / MD 276 (Jacob Tome Memorial Hwy.)
(39.69595, -76.08018)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.5157
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
Appleton, MD
Cecil Co.
United States
MD 273 (Telegraph Rd.) / Appleton Rd.
(39.69858, -75.81417)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.7574
Other (At-Grade)
Single-Lane
2016 https://www.cecildaily.com/business/construction-to-begin-on-two-roundabouts/article_a86c04d1-1da8-5e3a-927a-8f05b09e6c57.html ICD estimated from Google Maps linework.
North East, MD
Cecil Co.
United States
MD 273 (Telegraph Rd.) / Blue Ball Rd.
(39.70019, -75.93167)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.9998
Other (At-Grade)
Single-Lane
2019 ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States
MD 281 (Red Hill Rd.) / Muddy Ln. / Kemp Ln.
(39.61811, -75.79733)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
37.7202
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2017-2018) (streetview). ICD estimated from Google Maps linework.
Millington, MD
Kent Co.
United States
MD 291 / US 301 NB Ramps
(39.26386, -75.86260)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.6656
Freeway Ramps (Grade-Separated)
Single-Lane
1999 Opened August 1999. ICD estimated from Google Maps linework.
Millington, MD
Kent Co.
United States
MD 291 / US 301 SB Ramps
(39.26463, -75.86641)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.4393
Freeway Ramps (Grade-Separated)
Single-Lane
1999 Opened August 1999. ICD estimated from Google Maps linework.
Hampstead, MD
Carroll Co.
United States
MD 30 (Hampstead Bypass) / Business MD 30 (Hanover Pike)
(39.58178, -76.84261)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
56.1498
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Hampstead, MD
Carroll Co.
United States
MD 30 (Hampstead Bypass) / MD 482 (Hampstead Mexico Rd.)
(39.61108, -76.86457)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
53.3657
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Centreville, MD
Queen Anne's Co.
United States
MD 304 (Ruthsburg Rd.) / US 301 NB Ramps
(39.02731, -76.02541)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.1124
Freeway Ramps (Grade-Separated)
Single-Lane
2017 https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework.
Centreville, MD
Queen Anne's Co.
United States
MD 304 (Ruthsburg Rd.) / US 301 SB Ramps / Tidewater Dr.
(39.02813, -76.02920)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.2563
Freeway Ramps (Grade-Separated)
Single-Lane
2017 https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework.
Federalsburg, MD
Caroline Co.
United States
MD 307 / MD 313 / MD 318
(38.68938, -75.78949)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4247
Other (At-Grade)
Single-Lane
1999 Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
MD 355 / Sprigg St.
(39.33070, -77.35654)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.4954
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
MD 355 / Sugarloaf Pkwy.
(39.32862, -77.35193)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.8013
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States
MD 372 / Hilltop Rd. / Entrance to UMBC
(39.25733, -76.71964)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.1417
Other (At-Grade)
Single-Lane
1998 Functional Class: Collector ICD estimated from Google Maps linework.
Towson, MD
Baltimore Co.
United States
MD 45 / MD 146 / Joppa Rd. / Allegheny Ave.
(39.40185, -76.60230)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
47.9892
Other (At-Grade)
Multilane (2 Lane)
1998 Opened October 1998. Exit striping retrofitted to roundabout after opening. Hotdog/racetrack shape. ICD estimated from Google Maps linework. 21442
Annapolis, MD
Anne Arundel Co.
United States
MD 450 (West St.) / Taylor Ave. / Spa Rd. (Gateway Circle)
(38.97630, -76.50486)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.4954
Other (At-Grade)
Multilane (2 Lane)
1999 Opened December 1999. ICD estimated from Google Maps linework.
Cearfoss, MD
Washington Co.
United States
MD 63 / MD 58 / MD 494 (Cearfoss Pk)
(39.70017, -77.77593)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.2431
Other (At-Grade)
Single-Lane
1995 Completed December 1995. ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States
MD 637 (Naylor Rd.) / Good Hope Ave.
(38.84922, -76.95655)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.6248
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States
MD 637 (Naylor Rd.) / Oxon Run Dr.
(38.84986, -76.95789)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.4150
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Mount Aetna, MD
Washington Co.
United States
MD 66 (Mapleville Rd.) / Mount Aetna Rd.
(39.60243, -77.62425)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1703
Other (At-Grade)
Single-Lane
2002 ICD estimated from Google Maps linework.
Aberdeen, MD
Harford Co.
United States
MD 7 (Philadelphia Rd.) / Seven Trails Dr. / (unknown)
(39.48874, -76.22404)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.0861
Other (At-Grade)
Multilane (2 Lane)
2017 ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States
MD 7 / Holly Oaks Drive
(39.48848, -76.21669)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.1039
Other (At-Grade)
Single-Lane
1999 Opened September 1999. ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
MD 80 / Sugarloaf Pkwy. / Bennett Creek Blvd.
(39.32467, -77.34974)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
52.6619
Other (At-Grade)
Multilane (2 Lane)
2000 Rural ICD estimated from Google Maps linework.
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.
Hampstead, MD
Carroll Co.
United States
MD 88 / MD 833
(39.60434, -76.83682)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
34.0470
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / MD 144
(39.33700, -77.07360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.0933
Other (At-Grade)
Single-Lane
1993 First roundabout in Maryland. Built initially as temporary, made permanent after one month. ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / Old Frederick Rd. (Lisbon North)
(39.34810, -77.06930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7839
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Hampstead, MD
Carroll Co.
United States
MD-30 (Hampstead Bypass) / Business MD 30 (Hanover Pike)
(39.63466, -76.86675)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
49.6684
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Glen Innes, NSW
Glen Innes Severn
Australia
Meade St. / Grey St.
(-29.73702, 151.73579)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane