Shelby County
Also known as Shelby County, Missouri, Shelby County, MO
county in Missouri, United States
Key facts
- Country
- United States
- State
- Missouri
- Founded
- January 2, 1835
- Named after
- Isaac Shelby
- Seat
- Shelbyville
- Largest city
- Shelbina
- Total
- 502 sq mi (1,300 km )
- Land
- 501 sq mi (1,300 km )
- Water
- 1.5 sq mi (3.9 km ) 0.3%
- Estimate 2025
- 5,870
- Density
- 12.2/sq mi (4.70/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
~6 min read
Article
Shelby County is a county located in the northeastern portion of the U.S. state of Missouri. As of the 2020 census, the population was 6,103. Its county seat is Shelbyville. The county was established on January 2, 1835, and named for Governor Isaac Shelby of Kentucky.
Geography