Jay County Flag

Jay County

State:
Indiana
County Seat:
Portland

Jay County's estimated 2025 population is 19,860 with a growth rate of -0.43% in the past year according to the most recent United States census data. Jay County is the 73rd largest county in Indiana. The 2010 population was 21,179 and has seen a growth of -6.23% since that time.

19,860
Total Population
52
Population Density (mi²)
73
Population Rank (State)
-86 -0.43%
Annual Population Growth

Jay County Population

Demographics

Economics and Income Statistics