
La Grange
- County:
- Lewis County
- County Seat:
- No
- Area (mi²):
- 1.556
- State:
- Missouri
La Grange is a city located in Lewis County, Missouri. La Grange has a 2025 population of 787. La Grange is currently declining at a rate of -1.01% annually and its population has decreased by -4.72% since the most recent census, which recorded a population of 826 in 2020.
The average household income in La Grange is $64,566 with a poverty rate of 14.27%. The median age in La Grange is 42.2 years: 41.9 years for males, and 42.3 years for females.