
Farmington
- County:
- St. Francois County
- County Seat:
- Yes
- Area (mi²):
- 9.494
- State:
- Missouri
Farmington is a city located in St. Francois County, Missouri. Farmington has a 2025 population of 18,775. It is also the county seat of .Farmington is currently growing at a rate of 1.11% annually and its population has increased by 5.82% since the most recent census, which recorded a population of 17,742 in 2020.
The average household income in Farmington is $68,496 with a poverty rate of 19.16%. The median age in Farmington is 37.9 years: 38.8 years for males, and 37.5 years for females.