| ZIP Codes: | 7 ZIP Codes (2 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 540 / 686 / 804 / 826 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:55:30 PM |
| Population: | 27,896 [See All] |
| FIPS: | 51099 |
| Land Area: | 189 sq mi |
| Water Area: | 8 sq mi |
| Coordinates: | 38.2657, -77.1669 |
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27,896 residents live across 7 ZIPs covering 189 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 24,577 to 27,896 from 2014 to 2024 — a +13.5% change. 2 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 22485 (King George, $117,560 median) and poorest ZIP 22448 (Dahlgren, $96,000) are 9.2 miles apart — a 1.2× income gap across local geography.
Density varies 1× across the county — from 146 people/sq mi in 22485 (King George) to 193 in 22448 (Dahlgren).
Educational attainment ranges from 34.4% bachelor's+ in 22485 (King George) to 51.4% in 22448 (Dahlgren) — the breadth of educational profiles across the area.
Within Virginia, this is the #68 most populous of 134 counties and ranks #24 for median household income with the #20 fastest decade growth .
Weighted by population, the typical household earns about $116,969 across the county — reflecting what a typical resident sees, not a simple ZIP average.
34.7% of adults age 25+ hold a bachelor's degree or higher (6,501 of 18,732 reporting).
2 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.