COUNTY · MS
Jackson County, Mississippi
Jackson County is a county in Mississippi with FIPS code 28059 and an estimated population of 146,389 (Census 2023), 5th largest of 82 in the state.
County facts
- Name
- Jackson County
- State
- Mississippi
- Type
- county
- FIPS code
- 28059
- State FIPS
- 28
- Population (2023)
- 146,389
- Change since 2020
- +2.1%
- State rank
- 5 of 82
Population is the Census Bureau’s Vintage 2023 estimate.
Other counties in Mississippi
Questions
What is the FIPS code for Jackson County?
Jackson County, Mississippi has the five-digit FIPS code 28059: 28 for the state and 059 for the county.
What state is Jackson County in?
Jackson 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.