Chautauqua County Flag

Chautauqua County

State:
New York
County Seat:
Mayville

Chautauqua County's estimated 2026 population is 123,555 with a growth rate of -0.46% in the past year according to the most recent United States census data. Chautauqua County is the 23rd largest county in New York. The 2010 population was 134,726 and has seen a growth of -8.29% since that time.

123,555
Total Population
117
Population Density (mi²)
23
Population Rank (State)
-571 -0.46%
Annual Population Growth

Chautauqua County Population

Demographics

Economics and Income Statistics