
Lawrenceville
- County:
- Lawrence County
- County Seat:
- Yes
- Area (mi²):
- 2.164
- State:
- Illinois
Lawrenceville is a city located in Lawrence County, Illinois. Lawrenceville has a 2025 population of 4,288. It is also the county seat of Lawrence County. Lawrenceville is currently growing at a rate of 0.52% annually and its population has increased by 2.58% since the most recent census, which recorded a population of 4,180 in 2020.
The average household income in Lawrenceville is $58,585 with a poverty rate of 16.26%. The median age in Lawrenceville is 38.1 years: 37 years for males, and 41.5 years for females.