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Census place · GEOID 5180029 · Fairfax County

Union Mill, VA ZIP codes

3 ZIP/ZCTAs intersecting this Census place (CDP) in Fairfax County.

ACS 2023 population

4,351

Median household income

$245,265

Median home value

$942,400

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Union Mill (GEOID 5180029). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 94,446 (3 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Union Mill, VA

Census place boundary and intersecting ZIP Code Tabulation Areas for Union Mill, VA
Census place boundary for Union Mill, VA. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources
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ZIP/ZCTA overlap with Union Mill

Population overlap

Share of each ZIP/ZCTA’s population located within Union Mill, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Union Mill

ZIPCityCountyPopulationIncome
20124CliftonFairfax County14,557$218,942
22030FairfaxFairfax County60,855$139,885
22039Fairfax StationFairfax County19,034$250,000+