Clinton County Flag

Clinton County

State:
Pennsylvania
County Seat:
Lock Haven

Clinton County's estimated 2026 population is 37,933 with a growth rate of 0.17% in the past year according to the most recent United States census data. Clinton County is the 55th largest county in Pennsylvania. The 2010 population was 39,262 and has seen a growth of -3.38% since that time.

37,933
Total Population
43
Population Density (mi²)
55
Population Rank (State)
63 0.17%
Annual Population Growth

Clinton County Population

Demographics

Economics and Income Statistics