COUNTY · VA

King George County, Virginia

King George County is a county in Virginia with FIPS code 51099 and an estimated population of 28,568 (Census 2023), 62nd largest of 133 in the state.

County facts

Name: King George County
State: Virginia
Type: county
FIPS code: 51099
State FIPS: 51
Population (2023): 28,568
Change since 2020: +6.5%
State rank: 62 of 133

Population is the Census Bureau’s Vintage 2023 estimate.

Other counties in Virginia

Fairfax County Prince William County Virginia Beach city Loudoun County Chesterfield County Henrico County Chesapeake city Arlington County All 133

Questions

What is the FIPS code for King George County?

King George County, Virginia has the five-digit FIPS code 51099: 51 for the state and 099 for the county.

What state is King George County in?

King George County is in Virginia.

How do I know if an address is in this county?

Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.

Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.