
Blairsville
- County:
- Jackson County
- County Seat:
- No
- Area (mi²):
- 1.009
- State:
- Illinois
Blairsville is a CDP located in Jackson County, Illinois. Blairsville has a 2025 population of 350. Blairsville is currently growing at a rate of 7.03% annually and its population has increased by 8.7% since the most recent census, which recorded a population of 322 in 2020.
The average household income in Blairsville is $95,238 with a poverty rate of 4.3%. The median age in Blairsville is 37 years: 33.1 years for males, and 58.8 years for females.