Clermont County Flag

Clermont County

State:
Ohio
County Seat:
Batavia

Clermont County's estimated 2025 population is 216,044 with a growth rate of 0.9% in the past year according to the most recent United States census data. Clermont County is the 14th largest county in Ohio. The 2010 population was 197,613 and has seen a growth of 9.33% since that time.

216,044
Total Population
477
Population Density (mi²)
14
Population Rank (State)
1.9K 0.9%
Annual Population Growth

Clermont 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)