Union Mill CDP, Virginia
Official LSAD Designation: Union Mill CDP • Census GEOID: 5180029
• Fairfax County
Union Mill CDP is a census designated place (CDP), a statistical geography in Fairfax County, Virginia. According to official records from the Census ACS 5-Year 2024 (2020-2024), Union Mill CDP had an estimated population of 4,484 residents. Official Census Bureau geographic records classify this community under LSAD designation Union Mill CDP (GEOID 5180029).
Local Government Administration U.S. Census Bureau GMAF
County Of Fairfax
County
Official Title:
Chairperson
Address:
12000 GOVERNMENT CENTER PKWY, STE 530, FAIRFAX VA 22035-0001
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 4,484 | 2020-2024 |
| Median Household Income | $250,000+ | 2020-2024 |
| Median Home Value | $961,400 | 2020-2024 |
| Land Area | 9.99 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).