Hampshire County Flag

Hampshire County

State:
Massachusetts
County Seat:
Northampton

Hampshire County's 2026 population is estimated at 164,825, reflecting a -0.17% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Hampshire County is the 10th largest county in Massachusetts. The 2010 population was 159,331 and has grown 3.45% since 2010.

164,825
Total Population
313
Population Density (mi²)
10
Population Rank (State)
-287 -0.17%
Annual Population Growth

Hampshire County Population

Demographics

Economics and Income Statistics