Randolph County Flag

Randolph County

State:
Illinois
County Seat:
Chester

Randolph County's estimated 2025 population is 29,813 with a growth rate of -0.3% in the past year according to the most recent United States census data. Randolph County is the 47th largest county in Illinois. The 2010 population was 33,410 and has seen a growth of -10.77% since that time.

29,813
Total Population
52
Population Density (mi²)
47
Population Rank (State)
-90 -0.3%
Annual Population Growth

Randolph County Population

Demographics

Economics and Income Statistics

Sources

  1. City and Town Population Totals: 2020-2024
  2. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  3. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  4. American Community Survey (2009 - 2013)
  5. Census QuickFacts
  6. Historical Populations of States and Counties (1790 - 1990)