Triangle
Census-designated place in Prince William County, Virginia

Triangle is an unincorporated community (census-designated place) in Prince William County, Virginia, with 9,589 residents (2020 Census). It sits at 98 ft (30 m) above sea level. The nearest town is Dumfries, 1.3 miles N.
- 9,589residents (2020 Census)
- 98 ftelevation · 30 m
- 2.8 sq miland area · 7.3 km²
- 3,406 / sq mipopulation density
- 22026ZIP code
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.
Text: Wikipedia · CC BY-SA 4.0
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Living in Triangle
- Median household income
- $109,693
- Median home value
- $505,300
- Median rent
- $1,554/mo
- Median age
- 35.6
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Map of Triangle
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Open in Google Maps ›Triangle, VA population
Triangle had 9,589 residents in the 2020 Census.
| 2020 Census | 9,589 |
|---|---|
| Density | 3,406 per sq mi (1,315 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Triangle at a glance
| State | Virginia (VA) |
|---|---|
| County | Prince William County |
| Type | Census-designated place |
| Population | 9,589 (2020) |
| Land area | 2.82 sq mi (7.3 km²) |
| Water area | 0.18 sq mi (0.46 km²) |
| Elevation | 98 ft (30 m) |
| Coordinates | 38.5472° N, 77.3185° W |
| ZIP code | 22026 |
| Census code (GEOID) | 5179360 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Triangle
- Dumfries1.3 mi N
- Quantico Base2.1 mi S
- Cherry Hill2.3 mi NE
- Quantico2.3 mi SE
- Leesylvania4.6 mi NE
- Montclair4.8 mi N
- Aquia Harbour6.9 mi SW
- Camp Barrett7.0 mi W
- Dale City7.3 mi N
- Woodbridge7.3 mi NE
- Potomac Mills7.6 mi N
- Hampton Oaks8.3 mi SW
Straight-line distance between town centers.
Frequently asked questions about Triangle
What county is Triangle in?
Triangle is in Prince William County, Virginia.
What is the population of Triangle, VA?
9,589 people lived in Triangle at the 2020 Census.
What is the ZIP code of Triangle, VA?
The ZIP code of Triangle is 22026.
What is the elevation of Triangle?
98 feet (30 m) above sea level.
What towns are near Triangle?
Dumfries (1.3 mi), Quantico Base (2.1 mi), Cherry Hill (2.3 mi), Quantico (2.3 mi), Leesylvania (4.6 mi).
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