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Triangle CDP, VA

ZIP Code 22172 — Triangle CDP, VA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
12,046
Median Income
$113,043
+50% vs US avg
Home Value
$509,600
+46% vs US avg
Median Rent
$1,413
+21% vs US avg
Median Age
35.3 yrs
-9% vs US avg
Area Code
Congress
Top Ancestry
AfricanEnglishIrish
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Location
Coordinates
38.5648, -77.3713
Elevation
10 ft
Land Area
12.6 sq mi
Water Area
0.2 sq mi (1% water)

At a glance

Population
12,046
Density
N/A
Median income
$113,043
+50% vs US avg
Home value
$509,600
+46% vs US avg
Median rent
$1,413
+21% vs US avg
Timezone

Overview of ZIP Code 22172

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What to know about ZIP 22172

ZIP code 22172 covers Triangle, VA in Prince William County with a population of about 12,046.

At a glance, the area shows median age of 35.3 versus a U.S. median of about 38.9.

It sits in telephone area codes 571, 703; U.S. House district VA-7; the WASHINGTON, DC (HAGRSTWN) media market.

Income and economy in Triangle, VA

Median household income in ZIP 22172 is about $113,043 — about 50% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 7.7%; unemployment rate near 9.8%; 41.4% of adults with a bachelor’s degree or higher (about 7.7 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Public administration, Healthcare, and Professional services; about 11.8% of workers reporting work-from-home (about 3.4 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 22172

Median home value is about $509,600 — about 46% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,413 (about 21% above the U.S. median rent ($1,163)), and owner-occupancy near 65.0% (roughly in line with the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 22172 in Triangle, VA, a household would need roughly $140,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $3,274. That is about 24% above the local median household income ($113,043), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Triangle CDP, VA as Relatively Moderate (composite score 83.2), which is elevated versus much of the country. The strongest component scores on US5 are flood (88.0) and hurricane (83.0). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Triangle CDP, VA show little to no average snow and around 41.0 inches of annual precipitation.

IRS migration statistics show a net inflow of about 680 for ZIP 22172 (Triangle CDP, VA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport NYG (5.6 miles (9.1 km)) · Agora University (15.6 miles (25.1 km)) · Prince William Forest Park (1.7 miles (2.8 km)) · VA: Quantico National Cemetery (1.1 miles (1.8 km))

Full lists and map pins are in the Infrastructure section below.