Kendall County Flag

Kendall County

State:
Illinois
County Seat:
Yorkville

Kendall County's estimated 2025 population is 146,113 with a growth rate of 2.05% in the past year according to the most recent United States census data. Kendall County is the 14th largest county in Illinois. The 2010 population was 115,369 and has seen a growth of 26.65% since that time.

146,113
Total Population
457
Population Density (mi²)
14
Population Rank (State)
2.9K 2.05%
Annual Population Growth

Kendall 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)