Richmond County Flag

Richmond County

State:
New York
County Seat:

Richmond County's estimated 2026 population is 505,088 with a growth rate of 0.69% in the past year according to the most recent United States census data. Richmond County is the 10th largest county in New York. The 2010 population was 469,607 and has seen a growth of 7.56% since that time.

505,088
Total Population
8,708
Population Density (mi²)
10
Population Rank (State)
3.4K 0.69%
Annual Population Growth

Richmond County Population

Demographics

Economics and Income Statistics