Madison County, Missouri
Madison County | |
|---|---|
Madison County Courthouse in Fredericktown | |
Location within the U.S. state of Missouri | |
Missouri's location within the U.S. | |
| Coordinates: 37°29′N 90°20′W / 37.48°N 90.34°W | |
| Country | United States |
| State | Missouri |
| Founded | December 14, 1818 |
| Named after | James Madison |
| Seat | Fredericktown |
| Largest city | Fredericktown |
| Area | |
• Total | 498 sq mi (1,290 km2) |
| • Land | 494 sq mi (1,280 km2) |
| • Water | 3.2 sq mi (8 km2) 0.6% |
| Population (2020) | |
• Total | 12,626 |
| • Density | 25/sq mi (10/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 8th |
| Website | madisoncountymo |
Madison County is a county located in the Lead Belt region of the U.S. state of Missouri. As of the 2020 census, the population was 12,626. Its county seat and largest city is Fredericktown. The county was officially organized on December 14, 1818, and was named after President James Madison. Mining has been a key industry in this area with Madison County recorded as having the oldest lead mine west of the Mississippi River.