Erie County Flag

Erie County

State:
New York
County Seat:
Buffalo

Erie County's estimated 2026 population is 945,699 with a growth rate of -0.11% in the past year according to the most recent United States census data. Erie County is the 8th largest county in New York. The 2010 population was 919,160 and has seen a growth of 2.89% since that time.

945,699
Total Population
907
Population Density (mi²)
8
Population Rank (State)
-1.0K -0.11%
Annual Population Growth

Erie County Population

Demographics

Economics and Income Statistics