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zipcodes.pro — CITY/VA/UNION-MILL

Union Mill ZIP codes, Virginia

No ZIP code is named for Union Mill, VA; addresses there use a neighbouring town's name. 3 ZIP codes cover it: 22030, 22039 and 20124. Its area codes are 703 and 571.

USPS city name
0 ZIP codes
Overlapping the city
3 more
Population
4,484
Area codes
703, 571

NANPA lists no telephone rate centre for Union Mill itself, so these are the area codes of the nearest one, Braddock (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Union Mill in numbers

About 4,484 people live in Union Mill, in 1,416 households. The median household income is $250,000+ a year (US: $80,734). The median owner-occupied home is valued at $961,400 (2.5 times the Virginia median), and median gross rent is $2,365 a month. The median age is 47.3; 71.1% of adults 25 and over hold a bachelor's degree or higher (42.2% across Virginia); the average commute takes 37 minutes.

Population4,484Union Mill4,484
Households1,416Union Mill1,416
Median age47.3Union Mill47.3Virginia39.0US 38.9
Median household income$250,000+Union Mill$250,000+Virginia$93,170US $80,734
Median home value$961,400Union Mill$961,400Virginia$383,700US $332,700
Median gross rent$2,365Union Mill$2,365Virginia$1,579US $1,413
Bachelor's degree or higher71.1%Union Mill71.1%Virginia42.2%US 35.7%
Mean commute36.6 minUnion Mill36.6 minVirginia27.3 minUS 26.4 min
Population density449 / sq miUnion Mill449 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Union Mill CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering Union Mill

These ZIP codes cover part of Union Mill but are addressed as somewhere else.

ZIP codes overlapping Union Mill
ZIP City Type Population Median income Median home
20124 Clifton , VA Standard 14,375 $221,060 $884,800
22030 Fairfax , VA Standard 61,332 $139,831 $740,400
22039 Fairfax Station , VA Standard 19,626 $250,000+ $1,021,500

Map of Union Mill ZIP codes

201242203022039

The ZIP codes of Union Mill, VA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Union Mill

The nearest larger towns are Fairfax Station (12,566 people, 2.7 mi), Braddock (6,536 people, 2.7 mi) and Yorkshire (9,782 people, 3.5 mi).

Towns near Union Mill
TownPopulationDistance
Fairfax Station 12,566 2.7 mi
Braddock 6,536 2.7 mi
Yorkshire 9,782 3.5 mi
Fair Lakes 8,894 3.6 mi
Manassas Park 16,798 3.7 mi
Centreville 71,706 3.9 mi
Fair Oaks 35,545 4.7 mi
Burke Centre 17,037 4.7 mi
Greenbriar 8,243 4.9 mi
Kings Park West 13,442 5.0 mi
George Mason 9,937 5.0 mi
Loch Lomond 4,606 5.3 mi
Fairfax 25,026 5.9 mi
Navy 3,839 6.1 mi

More nearby: every ZIP code in Fairfax County · Virginia ZIP codes

Cite this page

zipcodes.pro. “Union Mill, VA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/va/union-mill

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