Warren County Flag

Warren County

State:
Pennsylvania
County Seat:
Warren

Warren County's estimated 2025 population is 37,074 with a growth rate of -0.8% in the past year according to the most recent United States census data. Warren County is the 56th largest county in Pennsylvania. The 2010 population was 41,770 and has seen a growth of -11.24% since that time.

37,074
Total Population
42
Population Density (mi²)
56
Population Rank (State)
-299 -0.8%
Annual Population Growth

Warren 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)