Fitchburg Flag

Fitchburg

County Seat:
No
Area (mi²):
27.824
State:
Massachusetts

Fitchburg is a city located in Worcester County, Massachusetts. Fitchburg has a 2025 population of 41,515. Fitchburg is currently declining at a rate of -0.08% annually and its population has decreased by -0.38% since the most recent census, which recorded a population of 41,675 in 2020.

The average household income in Fitchburg is $90,269 with a poverty rate of 15.49%.The median age in Fitchburg is 37.5 years: 38.5 years for males, and 36.8 years for females.

41.5K
Total Population
1,492
Density (mi²)
-32 -0.08%
Growth

Fitchburg Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)