Juniata County Flag

Juniata County

State:
Pennsylvania
County Seat:
Mifflintown

Juniata County's estimated 2026 population is 23,352 with a growth rate of -0.22% in the past year according to the most recent United States census data. Juniata County is the 61st largest county in Pennsylvania. The 2010 population was 24,625 and has seen a growth of -5.17% since that time.

23,352
Total Population
60
Population Density (mi²)
61
Population Rank (State)
-51 -0.22%
Annual Population Growth

Juniata County Population

Demographics

Economics and Income Statistics