Essex County Flag

Essex County

State:
Massachusetts
County Seat:

Essex County's estimated 2025 population is 817,269 with a growth rate of 0.44% in the past year according to the most recent United States census data. Essex County is the 3rd largest county in Massachusetts. The 2010 population was 745,469 and has seen a growth of 9.63% since that time.

817,269
Total Population
1,658
Population Density (mi²)
3
Population Rank (State)
3.6K 0.44%
Annual Population Growth

Essex County Population

Demographics

Economics and Income Statistics