Triangle, Virginia
Triangle is a community of 10,450 people in Prince William County, Virginia.
Why visit Triangle
Townapedia lists 57 museums and landmarks, 9 parks and trails, 18 places to eat, 1 place to stay and 4 attractions in and around town.
Highlights include Marine Corps University, The National Museum of the Marine Corps, Weems–Botts Museum and Medal of Honor Golf Course.
July is the warmest month, with average highs of 88°F; January lows average 28°F.
Weather in Triangle
Forecast from the National Weather Service. Full forecast
About Triangle
Triangle is a census-designated place (CDP) in southeastern Prince William County, Virginia, United States. The population was 9,589 at the 2020 census. It is bounded to the south by the Marine Corps Base Quantico, which surrounds the town of Quantico. Part of the National Capital Region, it is approximately 32 miles southwest of Washington, D.C.
From the Wikipedia article Triangle, Virginia (this version), under CC BY-SA 4.0.
Things to do4
Marine Corps University
School · 2.5 mi
University for the U.S. Marine Corps
Museums and landmarks57
The National Museum of the Marine Corps
Museum · 1.4 mi
1775 Semper Fidelis Way, Triangle
Mo-Su 09:00-17:00; Dec 25 off
Weems–Botts Museum
Museum · National Register of Historic Places · 1.6 mi
Building in Virginia, United States
Cabin Branch Pyrite Mine Historic District
Monument and historic site · National Register of Historic Places · 2.7 mi
Historic district in Virginia, United States
Commanding General's Quarters, Quantico Marine Base
Monument and historic site · National Register of Historic Places · 1.6 mi
Historic house in Virginia, United States
Marine Corps Base Quantico
Monument and historic site · National Register of Historic Places · 3.2 mi
Marine corps base in Virginia, United States
Old Hotel
Monument and historic site · National Register of Historic Places · 1.5 mi
Hotel in Dumfries, Virginia
Orenda/SP-26 Historic District, Chopawamsic RDA Camp 3
Monument and historic site · National Register of Historic Places · 2.6 mi
Recreational demonstration camp
Pleasant Historic District, Chopawamsic RDA Camp 4
Monument and historic site · National Register of Historic Places · 3.6 mi
Historic district in Virginia, United States
Old Town Hall and School
Monument and historic site · National Register of Historic Places · 1.5 mi
National Museum of the Marine Corps
Museum · 1.4 mi
Official museum of the United States Marine Corps, in Triangle, Virginia
45 more on the map.
Parks, trails and playgrounds9
_in_Triangle,_Prince_William_County,_Virginia.jpg){kind=link}
_in_Triangle,_Prince_William_County,_Virginia.jpg){kind=link}
_on_the_edge_of_Marine_Corps_Base_Quantico_in_Prince_William_County,_Virginia.jpg){kind=link}
_001.jpg){kind=link}
Restaurants and cafes18
Baskin-Robbins
Ice cream · Ice Cream · 1.2 mi
18021 Main Street, Dumfries
Mo-Fr 04:30-22:00; Sa-Su 05:30-22:00
La Bendicion
Restaurant · Chicken, Burger, Dessert, Tex-Mex, Sandwich, Drinks · 1.1 mi
6 more on the map.
Where to stay1
Churches and places of worship16
Iglesia Cristiana Cristo Es Tu Libertador
Church · 1.4 mi
17832 Main Street, Dumfries
Shopping3
Gas and EV charging4
Schools, colleges and libraries30
Fannie W. Fitzgerald Elementary
School · 4.9 mi
15500 Benita Fitzgerald Drive, Woodbridge
Healthcare3
Greater Prince William Community Health Center
Clinic and pharmacy · 1.5 mi
17739 Main Street, Dumfries
Map of Triangle
145 places. The map loads OpenStreetMap tiles when you open it.
Climate by month
Monthly table
| Month | High | Low | Rain | Snow |
|---|---|---|---|---|
| Jan | 45°F | 28°F | 2.7 in | 3.5 in |
| Feb | 48°F | 30°F | 2.4 in | 5.8 in |
| Mar | 56°F | 37°F | 3.6 in | 1.4 in |
| Apr | 68°F | 47°F | 3.2 in | 0.0 in |
| May | 76°F | 57°F | 3.6 in | 0.0 in |
| Jun | 84°F | 66°F | 3.5 in | 0.0 in |
| Jul | 88°F | 71°F | 4.6 in | 0.0 in |
| Aug | 86°F | 69°F | 4.2 in | 0.0 in |
| Sep | 80°F | 62°F | 3.4 in | 0.0 in |
| Oct | 69°F | 50°F | 3.3 in | 0.0 in |
| Nov | 58°F | 39°F | 3.1 in | 0.0 in |
| Dec | 49°F | 32°F | 3.3 in | 1.7 in |
U.S. Climate Normals 1991-2020 for Quantico Mcas (3 mi away), NOAA NCEI.
People and cost of living
American Community Survey 5-year estimates, 2020-2024, U.S. Census Bureau. Estimates have margins of error, larger for small towns.
Disaster history
Prince William County has had 14 federal disaster declarations since 2000, most often for hurricanes.
- 2026-01-23: Severe Winter Storm (Winter Storm)
- 2020-04-02: Covid-19 Pandemic (Biological)
- 2020-03-13: Covid-19 (Biological)
- 2018-09-11: Hurricane Florence (Hurricane)
- 2016-03-07: Severe Winter Storm And Snowstorm (Snowstorm)
- 2012-11-26: Hurricane Sandy (Hurricane)
OpenFEMA disaster declarations summaries.
Getting there and nearby towns
Quantico Marine Corps Airfield/Turner Field (NYG) is the nearest airport with scheduled flights listed in OpenStreetMap, 3 miles away.
- Cherry Hill 2 mi northeast, about 4 min by car
- Leesylvania 5 mi northeast, about 7 min by car
- Montclair 5 mi north, about 8 min by car
- Dale City 7 mi north, about 12 min by car
- Independent Hill 9 mi northwest, about 14 min by car
- Lake Ridge 10 mi north, about 16 min by car
- Lorton 12 mi northeast, about 19 min by car
- Buckhall 14 mi northwest, about 22 min by car
- Newington Forest 14 mi north, about 22 min by car
- Newington 14 mi northeast, about 23 min by car
Drive times are estimates from straight-line distance, not routes.
Local news
Headlines from INDB, the NEMICO news database.
Reviews, tips and questions
Loading what members have shared...
Sources and licences
- NCES EDGE (Public domain): public schools
- NOAA NCEI U.S. Climate Normals 1991-2020 (Public domain): climate by month
- OpenFEMA (Public domain): disaster declarations
- OpenStreetMap contributors (ODbL 1.0): places, airports, map data
- U.S. Census Bureau (Public domain): population, income, housing, education, commute
- Wikidata (CC0 1.0): elevation, founding date, time zone, website, landmarks and historic places
- Wikimedia Commons (see each image): photos
- Wikipedia (CC BY-SA 4.0): overview and history text
Photo credits
- 2019-05-29 12 00 59 View south along Interstate 95 at Exit 150B (Virginia State Route 619 WEST, Prince William Forest Park) in Triangle, Prince William County, Virginia, Famartin, CC BY-SA 4.0
- 2019-05-29 12 02 08 View south along Interstate 95 at Exit 150A (Virginia State Route 619 EAST, Triangle, Quantico) in Triangle, Prince William County, Virginia, Famartin, CC BY-SA 4.0
- 2019-05-29 13 55 31 View north along Interstate 95 at Exit 150 (Virginia State Route 619, Triangle, Quantico) on the edge of Marine Corps Base Quantico in Prince William County, Virginia, Famartin, CC BY-SA 4.0
- Weems-Botts House (Dumfries, Virginia) 001, Leonard J. DeFrancisci, CC BY-SA 3.0
- Chopawamsic Camp 4 dining VA NPS, National Park Service, Public domain
- AACA concentrate bin ruins VA NPS, National Park Service, Public domain
- OLD HOTEL; PRINCE WILLIAM COUNTY, Jerrye & Roy Klotz, MD, CC BY-SA 3.0
- Commander's House, LeiferJM, CC BY-SA 3.0
- OLD TOWN HALL AND SCHOOL, PRINCE WILLIAM COUNTY, VA, Jerrye & Roy Klotz, MD, CC BY-SA 3.0
- Museum of the marines corps, RadioFan ( talk ), CC BY-SA 3.0
- Marine Corps Air-Ground Museum 05, U.S. Marine Corps, Public domain
- Hygrocybe conica 240644507, Val, CC BY 4.0
- Hygrocybe conica 240644533, Val, CC BY 4.0
- Hygrocybe conica 240644481, Val, CC BY 4.0
- Bradley Manning rally -05- (10072600644), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -03- (10072735933), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -04- (10072670616), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -02- (10072684016), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -07- (10072597404), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -08- (10072596044), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -06- (10072597894), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -10- (10072598524), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -09- (10072787225), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -12- (10072623805), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -11- (10072727503), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally (20), Ben Schumin, CC BY-SA 2.0
- Bradley Manning rally -13- (10072588894), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -21- (50748213768), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -15- (10072720693), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -14- (10072723653), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Bradley Manning rally -16- (10072586014), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- 130429-N-PO203-303 (8695644193), Office of Naval Research from Arlington, United States, CC BY 2.0
- 130429-N-PO203-235 (8696765928), Office of Naval Research from Arlington, United States, CC BY 2.0
- 130429-N-PO203-045 (8696763978), Office of Naval Research from Arlington, United States, CC BY 2.0
- 130429-N-PO203-228 (8696764412), Office of Naval Research from Arlington, United States, CC BY 2.0
- 130429-N-PO203-287 (8696764974), Office of Naval Research from Arlington, United States, CC BY 2.0
- Builder grade white picket count (30232755626), The Finishing Company Richmond Va from Richmond,Virginia, United States, CC BY 2.0
- Bradley Manning rally -01- (10072650445), Ben Schumin from Montgomery Village, Maryland, USA, CC BY-SA 2.0
- Nmmc, Shahid93, CC BY 3.0
- 1stMAW Pagoda Siren, Looper5920, CC BY-SA 4.0
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.png){kind=link}
.jpg){kind=link}
.png){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
Page built October 30, 2026. Spotted a mistake? Tell us or suggest a place.