
London Mills
- County:
- Fulton County
- County Seat:
- No
- Area (mi²):
- 0.684
- State:
- Illinois
London Mills is a village located in Fulton County, Illinois. London Mills has a 2025 population of 337. London Mills is currently declining at a rate of -0.59% annually and its population has decreased by -3.44% since the most recent census, which recorded a population of 349 in 2020.
The average household income in London Mills is $98,633 with a poverty rate of 21.07%. The median age in London Mills is 40.8 years: 45.5 years for males, and 40.3 years for females.