Sullivan County Flag

Sullivan County

State:
New York
County Seat:

Sullivan County's estimated 2025 population is 80,290 with a growth rate of 0.23% in the past year according to the most recent United States census data. Sullivan County is the 33rd largest county in New York. The 2010 population was 77,480 and has seen a growth of 3.63% since that time.

80,290
Total Population
83
Population Density (mi²)
33
Population Rank (State)
185 0.23%
Annual Population Growth

Sullivan County Population

Demographics

Economics and Income Statistics