What kinds of homes are in Triangle, VA?

Name: Types of homes in Triangle, VA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Triangle, VA has 3,444 (±304) homes (2020–2024 American Community Survey).

That is about 1,223 homes per square mile of land.

60.5% are detached single-family houses.

10.8% are in buildings of two to four units.

21.1% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,444 (±304)
Detached houses: 60.5%
2–4 unit buildings: 10.8%
5+ unit buildings: 21.1%

Homes in Triangle by building size

Housing units by units in structure, 2020–2024
Building type	Triangle	Prince William County	Virginia	United States
Single-family, detached	60.5% (±5.8 points)	54.7%	61.3%	61.3%
Single-family, attached (townhouse, rowhouse)	6.4% (±3.0 points)	26.4%	11.3%	6.2%
2 units	5.7% (±2.7 points)	0.8%	1.6%	3.4%
3 or 4 units	5.1% (±3.6 points)	1.5%	2.9%	4.3%
5 to 9 units	5.2% (±3.3 points)	2.5%	4.4%	4.5%
10 to 19 units	10.7% (±4.4 points)	8.1%	5.2%	4.3%
20 or more units	5.2% (±3.2 points)	5.2%	8.9%	10.3%
Mobile home	1.1% (±1.9 points)	0.9%	4.3%	5.6%
Boat, RV, van, etc.	0.0% (±1.2 points)	0.0%	0.0%	0.1%

In Triangle, the share of homes in buildings of five or more units is not measurably different from Prince William County (15.8%).

It is not measurably different from Virginia (18.5%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near Triangle

Nearest places with a published estimate, compared with Triangle
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Triangle	—	21.1% (±6.4 points)	—
Dumfries	1.4 mi	2.9% (±4.6 points)	Lower
Quantico Base	1.7 mi	8.3% (±4.4 points)	Lower
Cherry Hill	2.2 mi	24.6% (±4.4 points)	Not measurably different
Quantico	2.3 mi	31.6% (±20.9 points)	Not measurably different
Boswell's Corner	4.2 mi	0.0% (±15.1 points)	Lower
Leesylvania	4.6 mi	25.5% (±4.7 points)	Not measurably different
Montclair	4.8 mi	2.6% (±1.5 points)	Lower
Aquia Harbour	6.9 mi	0.0% (±2.8 points)	Lower

Nearby places with a measurably lower figure: Dumfries, VA (2.9%), Quantico Base, VA (8.3%), Boswell's Corner, VA (0.0%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Homes in buildings of 5 or more units across Prince William County, place by place

Rank	Place	Homes in buildings of 5 or more units
3	Woodbridge	37.0% (±4.1 points)
4	Occoquan	33.6% (±12.0 points)
5	Quantico	31.6% (±20.9 points)
6	Leesylvania	25.5% (±4.7 points)
7	Cherry Hill	24.6% (±4.4 points)
8	Yorkshire	22.0% (±7.9 points)
9	Triangle	21.1% (±6.4 points)
10	Sudley	17.7% (±5.0 points)
11	Potomac Mills	15.6% (±9.5 points)
12 (tie)	County Center	14.9% (±10.2 points)
12 (tie)	Lake Ridge	14.9% (±2.7 points)
14	Dale City	9.9% (±1.9 points)
15	Gainesville	8.7% (±2.6 points)

Showing 13 of 25 places in Prince William County, ranked from highest to lowest.

Triangle is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Triangle

How many homes are in Triangle?

Triangle, VA has an estimated 3,444 (±304) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Triangle houses or apartments?

60.5% are detached houses and 6.4% attached houses, while 31.9% are in buildings of two or more units.

How many two-family and small multifamily homes are in Triangle?

10.8% of homes in Triangle are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Triangle CDP, Virginia

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Triangle CDP, Virginia (place:79360, in state:51).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.