COUNTY · MS

Jefferson Davis County, Mississippi

Jefferson Davis County is a county in Mississippi with FIPS code 28065 and an estimated population of 10,969 (Census 2023), 66th largest of 82 in the state.

County facts

Name: Jefferson Davis County
State: Mississippi
Type: county
FIPS code: 28065
State FIPS: 28
Population (2023): 10,969
Change since 2020: -2.7%
State rank: 66 of 82

Population is the Census Bureau’s Vintage 2023 estimate.

Other counties in Mississippi

Hinds County Harrison County DeSoto County Rankin County Jackson County Madison County Lee County Forrest County All 82

Questions

What is the FIPS code for Jefferson Davis County?

Jefferson Davis County, Mississippi has the five-digit FIPS code 28065: 28 for the state and 065 for the county.

What state is Jefferson Davis County in?

Jefferson Davis County is in Mississippi.

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.