Fitchburg is a city located in Worcester County, Massachusetts. Fitchburg has a 2025 population of 42,263 . Fitchburg is currently growing at a rate of 0.28% annually and its population has increased by 1.42% since the most recent census, which recorded a population of 41,672 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. For every 100 females there are 91.1 males.
Data after 2023 is projected based on recent change
The racial composition of Fitchburg includes 64.31% White, 7.75% other race, 7.04% Black or African American, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (64.31%)
Two or more races (18.61%)
Other race (7.75%)
Black or African American (7.04%)
Asian (2.06%)
Native American (0.22%)
Native Hawaiian or Pacific Islander (0%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 26,776 | 64.31% |
| Two or more races | 7,749 | 18.61% |
| Other race | 3,227 | 7.75% |
| Black or African American | 2,929 | 7.04% |
| Asian | 859 | 2.06% |
| Native American | 91 | 0.22% |
| Native Hawaiian or Pacific Islander | 2 | 0% |
Married
Widowed
Divorced
Separated
Never Married
Fitchburg's average per capita income is $51,401. Household income levels show a median of $70,659. The poverty rate stands at 15.49%.
Name | Median | Mean |
|---|---|---|
| Married Families | $108,175 | - |
| Families | $84,838 | $97,126 |
| Households | $70,659 | $90,269 |
| Non Families | $45,422 | $74,873 |
Average Income
Median Household Income
Poverty Rate