Hanover County, Virginia
County seat: Hanover Courthouse · Population 116,423 (2025) · 468 sq mi
Hanover County is the 17th most populous of Virginia's 133 counties, with 116,423 people (2025 estimate). Its county seat is Hanover Courthouse. It is part of the PlanRVA, Richmond Regional Planning District Commission (PD 15) region, one of the 21 Planning District Commissions of Virginia. The map shows its 1 city or town and the 7 neighboring counties.
Hanover County facts
- County seat
- Hanover Courthouse
- Population (2025 estimate)
- 116,423 +5.9% since 2020
- Land area
- 468 sq mi 33rd largest of 133
- Water area
- 5 sq mi
- Population density
- 249 per sq mi
- Established
- 1721
- Named after
- Electorate of Hanover former principality of the Holy Roman Empire
- Largest city
- Mechanicsville 38,683
- Median household income
- $112,805
- Cities and towns
- 1 plus 2 CDPs
- ZIP codes
- 12
- Time zone
- Eastern
- FIPS code
- 51085
Cities and towns in Hanover County
Hanover County has 1 incorporated place. Populations count the people living inside Hanover County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Ashland | Town | 7,982 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Mechanicsville | 38,683 | |
| Hanover | 33 |
ZIP codes in Hanover County
12 ZIP codes reach into Hanover County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 22546 also Caroline and Spotsylvania counties
- 23005
- 23015 also Spotsylvania, Caroline and Louisa counties
- 23024 also Louisa and Spotsylvania counties
- 23047 also Caroline County
- 23059 also Henrico and Goochland counties
- 23069 also King William and Caroline counties
- 23102 also Goochland and Louisa counties
- 23111
- 23116
- 23146 also Goochland County
- 23192 also Louisa County
Population of Hanover County, 2020–2025
Hanover County grew by 6,441 people (+5.9%) between April 2020 and July 2025: 610 more deaths than births and a net gain of 7,067 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 110,211 |
| 2021 | 111,827 |
| 2022 | 112,955 |
| 2023 | 114,263 |
| 2024 | 115,553 |
| 2025 | 116,423 |
Neighboring counties
- King William County east · 19,617 people
- Caroline County north · 34,413 people
- Henrico County southeast · 342,775 people
- Louisa County northwest · 42,924 people
- New Kent County southeast · 28,022 people
- Goochland County west · 29,187 people
- Spotsylvania County north · 155,388 people
Printable Hanover 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) (159 KB)
- PNG (2400 px) (117 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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