Rockland County Flag

Rockland County

State:
New York
County Seat:
New City

Rockland County's estimated 2026 population is 359,965 with a growth rate of 0.72% in the past year according to the most recent United States census data. Rockland County is the 13th largest county in New York. The 2010 population was 312,497 and has seen a growth of 15.19% since that time.

359,965
Total Population
2,069
Population Density (mi²)
13
Population Rank (State)
2.6K 0.72%
Annual Population Growth

Rockland County Population

Demographics

Economics and Income Statistics