Cumberland County Flag

Cumberland County

State:
New Jersey
County Seat:

Cumberland County's estimated 2026 population is 160,358 with a growth rate of 1.48% in the past year according to the most recent United States census data. Cumberland County is the 16th largest county in New Jersey. The 2010 population was 156,667 and has seen a growth of 2.36% since that time.

160,358
Total Population
332
Population Density (mi²)
16
Population Rank (State)
2.3K 1.48%
Annual Population Growth

Cumberland County Population

Demographics

Economics and Income Statistics