Clarion County Flag

Clarion County

State:
Pennsylvania
County Seat:
Clarion

Clarion County's estimated 2026 population is 36,619 with a growth rate of -0.17% in the past year according to the most recent United States census data. Clarion County is the 57th largest county in Pennsylvania. The 2010 population was 39,926 and has seen a growth of -8.28% since that time.

36,619
Total Population
61
Population Density (mi²)
57
Population Rank (State)
-61 -0.17%
Annual Population Growth

Clarion County Population

Demographics

Economics and Income Statistics