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Triangle, VA

Census-designated place in Prince William County, Virginia. ZIP codes: 22172.

Population

10,450

Land area

2.8sq mi

People per sq mi

3,712

ZIP codes

1

Triangle and its ZIP codes

Full map

Triangle at a glance

  • Triangle is about 17 times as dense as Virginia as a whole.
  • It is the 123rd most populous of 681 cities and towns in Virginia.
  • Households here earn a median of $109,693 a year, 18% more than the Virginia figure of $93,170.
  • A typical owner-occupied home is valued at $505,300 (32% above Virginia) and median rent is $1,554 a month.

Local data for Triangle, VA

Counts from official public data

Housing and community stats

Triangle, VA, American Community Survey 2020-2024

Full profile

Median household income

$109,693

Poverty rate

7.6%

Median home value

$505,300

Median rent

$1,554/mo

Homeownership

63.1%

Bachelor's or higher

40.8%

Median age

35.6

Average commute

38.7 min

Largest reported origins and ancestries: Pakistani Americans (1,038), Salvadoran Americans (823), German Americans (469).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Prince William County. PPP loans are for Triangle.

Details

Unemployment rate

3.4%

Aug 2026, 0.0 pts in a year

Average annual pay

$65,975

146,171 jobs, 2025

Federal spending

$5B

FY 2026, $10,373 per person

Prince William County economyFederal spending

How people get to work

Triangle, VA, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone69.8%
  • Carpooled10.8%
  • Public transit2.5%
  • Walked0.0%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other3.9%
  • Worked from home13.1%

Average one-way commute: 38.7 minutes for people who do not work from home.

Environment and hazard risk

Triangle, VA, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: heat wave

Storm events since 1996

740

Countywide, mostly thunderstorm wind

Flood insurance policies

935

1.3% of homes, county

July high / Jan low

88° / 28°F

41.0 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Triangle, VA, CDC PLACES estimates

All 40 measures

Obesity

38.3%

U.S. 33.3% +5.0 pts

Diabetes

12.1%

U.S. 12.1% about the same

Smoking

12.9%

U.S. 12.8% about the same

Uninsured (18-64)

11.1%

U.S. 11.1% about the same

ZIP codes in Triangle

1 in or overlapping Triangle. Population shown

·

Cities near Triangle

NameDistanceLand area (sq mi)
DumfriesTown1.3 mi1.5
Quantico BaseCensus-designated place2.4 mi7
Cherry HillCensus-designated place2.4 mi7.8
QuanticoTown2.4 mi0.1
Boswell's CornerCensus-designated place4 mi1
MontclairCensus-designated place4.1 mi6
LeesylvaniaCensus-designated place4.7 mi4.6
WoodbridgeCensus-designated place6.8 mi9
Dale CityCensus-designated place6.8 mi14.2
Aquia HarbourCensus-designated place7 mi2.8
Camp BarrettCensus-designated place7.1 mi6.9
Potomac MillsCensus-designated place7.3 mi4.2
Independent HillCensus-designated place8 mi8.9
Lake RidgeCensus-designated place9.4 mi9.1
Indian Head, MDTown9.7 mi1.2
OccoquanTown9.9 mi0.2

Frequently asked questions

What county is Triangle, VA in?
Triangle is in Prince William County, Virginia.
What ZIP codes are in Triangle, VA?
ZIP codes in or overlapping Triangle include 22172.
What is the population of Triangle, VA?
About 10,450 people live in Triangle, based on American Community Survey 5-year estimates.
What cities are near Triangle?
Nearby places include Dumfries (1.3 mi), Quantico Base (2.4 mi), Cherry Hill (2.4 mi), Quantico (2.4 mi), Boswell's Corner (4 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023