
Langleyville
- County:
- Christian County
- County Seat:
- No
- Area (mi²):
- 0.393
- State:
- Illinois
Langleyville is a CDP located in Christian County, Illinois. Langleyville has a 2025 population of 320. Langleyville is currently declining at a rate of -2.14% annually and its population has decreased by -27.11% since the most recent census, which recorded a population of 439 in 2020.
The average household income in Langleyville is $78,805 with a poverty rate of 0%. The median age in Langleyville is 65.6 years: 65.6 years for males, and 65.8 years for females.