Greene County Flag

Greene County

State:
Pennsylvania
County Seat:
Waynesburg

Greene County's estimated 2026 population is 32,894 with a growth rate of -1.59% in the past year according to the most recent United States census data. Greene County is the 58th largest county in Pennsylvania. The 2010 population was 38,616 and has seen a growth of -14.82% since that time.

32,894
Total Population
57
Population Density (mi²)
58
Population Rank (State)
-533 -1.59%
Annual Population Growth

Greene County Population

Demographics

Economics and Income Statistics