Lawrence County Flag

Lawrence County

State:
Illinois
County Seat:
Lawrenceville

Lawrence County's 2026 population is estimated at 14,631, reflecting a -0.58% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lawrence County is the 72nd largest county in Illinois. The 2010 population was 16,940 and has grown -13.63% since 2010.

14,631
Total Population
39
Population Density (mi²)
72
Population Rank (State)
-85 -0.58%
Annual Population Growth

Lawrence County Population

Demographics

Economics and Income Statistics