King George County, Virginia
County seat: King George · Population 29,646 (2025) · 180 sq mi
King George County is the 60th most populous of Virginia's 133 counties, with 29,646 people (2025 estimate). Its county seat is King George. It is part of the George Washington Regional Commission (PD 16) region, one of the 21 Planning District Commissions of Virginia. The map shows its 0 cities and towns and the 5 neighboring counties.
King George County facts
- County seat
- King George
- Population (2025 estimate)
- 29,646 +11% since 2020
- Land area
- 180 sq mi 90th largest of 133
- Water area
- 8 sq mi
- Population density
- 165 per sq mi
- Established
- 1721
- Named after
- George I of Great Britain King of Great Britain and Ireland from 1714 to 1727
- Largest city
- King George 4,851
- Median household income
- $116,884
- Cities and towns
- 0 plus 5 CDPs
- ZIP codes
- 3
- Time zone
- Eastern
- FIPS code
- 51099
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| King George | 4,851 | |
| Dahlgren | 3,350 | |
| Passapatanzy | 1,259 | |
| Dahlgren Center | 765 | |
| Fairview Beach | 180 |
ZIP codes in King George County
3 ZIP codes reach into King George County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 22443 also Westmoreland County
- 22448
- 22485 also Westmoreland County
Population of King George County, 2020–2025
King George County grew by 2,926 people (+11%) between April 2020 and July 2025: 365 more births than deaths and a net gain of 2,589 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 26,822 |
| 2021 | 27,556 |
| 2022 | 27,868 |
| 2023 | 28,447 |
| 2024 | 28,900 |
| 2025 | 29,646 |
Neighboring counties
- Charles County, Maryland northeast · 176,593 people
- Caroline County southwest · 34,413 people
- Westmoreland County southeast · 19,715 people
- Stafford County northwest · 170,803 people
- Essex County southeast · 10,654 people
Printable King George County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (108 KB)
- PNG (2400 px) (98 KB)
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Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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