Greene County Flag

Greene County

State:
Ohio
County Seat:
Xenia

Greene County's estimated 2025 population is 174,359 with a growth rate of 1.17% in the past year according to the most recent United States census data. Greene County is the 18th largest county in Ohio. The 2010 population was 161,599 and has seen a growth of 7.9% since that time.

174,359
Total Population
421
Population Density (mi²)
18
Population Rank (State)
2K 1.17%
Annual Population Growth

Greene 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)