Livingston County Flag

Livingston County

State:
Illinois
County Seat:
Pontiac

Livingston County's estimated 2026 population is 35,483 with a growth rate of 0.15% in the past year according to the most recent United States census data. Livingston County is the 39th largest county in Illinois. The 2010 population was 38,862 and has seen a growth of -8.69% since that time.

35,483
Total Population
34
Population Density (mi²)
39
Population Rank (State)
54 0.15%
Annual Population Growth

Livingston County Population

Demographics

Economics and Income Statistics