Marion County
Also known as Marion County, Mississippi, Marion County, MS
county in Mississippi, United States
Key facts
- Country
- United States
- State
- Mississippi
- Named after
- Francis Marion
- Seat
- Columbia
- Largest city
- Columbia
- Total
- 549 sq mi (1,420 km )
- Land
- 542 sq mi (1,400 km )
- Water
- 6.2 sq mi (16 km ) 1.1%
- Estimate 2025
- 24,001
- Density
- 45.1/sq mi (17.4/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
~4 min read
Article
Marion County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 24,441. Its county seat is Columbia. Marion County is named for American Revolutionary War guerrilla leader Francis Marion also known as The Swamp Fox.
Geography