Fitchburg, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Fitchburg, Massachusetts is 41,633 as of the 2023 American Community Survey, making it the 34th-largest city in Massachusetts. The median household income is $70,659, the median home value is $295,500, and the median age is 37.5.
The population has grown 4.2% since 2010 (40,442 → 42,145).
41,633
Population
1496
People / sq mi
$70,659
Median Income
$295,500
Median Home Value
Fitchburg covers 27.8 sq mi of land at 1496 people per square mile.
About Fitchburg, MA
Fitchburg is a city in Massachusetts with a population of 41,633. It ranks #34 among cities in Massachusetts by population. The median age is 37.5, younger than the national median. The population is 47.7% male and 52.3% female.
The median household income in Fitchburg is $70,659, below the US median of $74,580. 12.3% of residents live below the federal poverty level. Home values sit at a median of $295,500, with monthly rent averaging $1,131. The homeownership rate of 56.4% is lower than the national rate of 64.8%.
Educational attainment in Fitchburg reflects 24.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 9.3% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 27.1 minutes each way.
Fitchburg city Population History (2010-2024)
The city of Fitchburg city had a population of 40,442 in 2010 and 42,145 in 2024, a 4.2% growth over 14 years. The peak was 42,145 in 2024. Average annual growth rate: 0.30%.
42,145
Population (2024)
40,442
Population (2010)
42,145
Peak (2024)
0.30%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 40,442 |
| 2011 | 40,428 |
| 2012 | 40,512 |
| 2013 | 40,570 |
| 2014 | 40,666 |
| 2015 | 40,684 |
| 2016 | 40,676 |
| 2017 | 40,762 |
| 2018 | 40,745 |
| 2019 | 40,638 |
| 2020 | 41,672 |
| 2021 | 41,665 |
| 2022 | 41,668 |
| 2023 | 41,840 |
| 2024 | 42,145 |
Race & Ethnicity
| White | 64.3% |
| Black or African American | 7.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Economy & Income
$70,659
Median Household Income
$36,790
Per Capita Income
12.3%
Poverty Rate
4.6%
Unemployment Rate
Housing
$295,500
Median Home Value
$1,131
Median Rent
56.4%
Owner-Occupied
Education
87.4%
High School+
24.5%
Bachelor's+
Commute
2.3%
Drive Alone
73.4%
Public Transit
9.3%
Work From Home
27.1 min
Avg Commute
Community Profile
14.8%
Foreign Born
71.4%
Non-English at Home
5.2%
Veterans
16.4%
With Disability
98.2%
Health Insurance
94.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.6% |
| Finance, Insurance & Real Estate | 12.9% |
| Manufacturing | 12.5% |
| Education, Health Care & Social Services | 9.2% |
| Construction | 6.3% |
| Retail Trade | 4.7% |
| Information | 4.7% |
| Public Administration | 3.8% |
| Arts, Entertainment & Food Services | 3.7% |
| Agriculture & Mining | 1.4% |
| Transportation & Warehousing | 0.6% |
Largest cities in Massachusetts
Largest counties in Massachusetts
Part of Massachusetts
Metro areas in Massachusetts
City rankings
Frequently Asked Questions
Fitchburg, Massachusetts has a population of 41,633 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 34th-largest city in Massachusetts.
The median household income in Fitchburg, Massachusetts is $70,659, with 12.3% of residents living below the federal poverty level.
The median home value in Fitchburg, Massachusetts is $295,500, with median monthly rent at $1,131 and a homeownership rate of 56.4%.
The median age in Fitchburg, Massachusetts is 37.5 years. The population is 47.7% male and 52.3% female.
The population has grown 4.2% since 2010 (40,442 → 42,145).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.