Gloucester County Flag

Gloucester County

State:
New Jersey
County Seat:

Gloucester County's estimated 2026 population is 317,669 with a growth rate of 0.94% in the past year according to the most recent United States census data. Gloucester County is the 14th largest county in New Jersey. The 2010 population was 289,158 and has seen a growth of 9.86% since that time.

317,669
Total Population
987
Population Density (mi²)
14
Population Rank (State)
2.9K 0.94%
Annual Population Growth

Gloucester County Population

Demographics

Economics and Income Statistics