
Farmington
- County:
- Fulton County
- County Seat:
- No
- Area (mi²):
- 1.505
- State:
- Illinois
Farmington is a city located in Fulton County, Illinois. Farmington has a 2025 population of 2,248. Farmington is currently declining at a rate of -1.19% annually and its population has decreased by -5.74% since the most recent census, which recorded a population of 2,385 in 2020.
The average household income in Farmington is $75,602 with a poverty rate of 8.53%. The median age in Farmington is 34.5 years: 30.8 years for males, and 37.3 years for females.