Adams County Flag

Adams County

State:
Pennsylvania
County Seat:
Gettysburg

Adams County's estimated 2026 population is 108,033 with a growth rate of 0.41% in the past year according to the most recent United States census data. Adams County is the 30th largest county in Pennsylvania. The 2010 population was 101,472 and has seen a growth of 6.47% since that time.

108,033
Total Population
208
Population Density (mi²)
30
Population Rank (State)
439 0.41%
Annual Population Growth

Adams County Population

Demographics

Economics and Income Statistics