Worcester County Flag

Worcester County

State:
Massachusetts
County Seat:
Worcester

Worcester County's 2026 population is estimated at 893,282, reflecting a 0.54% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Worcester County is the 2nd largest county in Massachusetts. The 2010 population was 800,404 and has grown 11.6% since 2010.

893,282
Total Population
591
Population Density (mi²)
2
Population Rank (State)
4.8K 0.54%
Annual Population Growth

Worcester County Population

Demographics

Economics and Income Statistics