Fitchburg, Wisconsin Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Fitchburg, Wisconsin is 31,566 as of the 2023 American Community Survey, making it the 27th-largest city in Wisconsin. The median household income is $85,420, the median home value is $389,400, and the median age is 34.7.
The population has grown 36.2% since 2010 (25,219 → 34,357).
31,566
Population
896
People / sq mi
$85,420
Median Income
$389,400
Median Home Value
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Fitchburg covers 35.2 sq mi of land at 896 people per square mile.
About Fitchburg, WI
What distinguishes Fitchburg is density: among the most sparsely settled of US cities, around 896 people per square mile. Fitchburg is a city in Wisconsin with a population of 31,566. It ranks #27 among cities in Wisconsin by population.
Median household income is $85,420, above the US median of $78,538. The poverty rate is 5.4%, below the national 12.4%. Homes carry a median value of $389,400, with typical rent around $1,302.
Educational attainment is on the higher side for US cities — 57.0% of adults hold a four-year degree, above the national 35.0%. Around 13.7% of workers work from home, close to the national 14.0%, and the average commute runs about 20 minutes each way.
Fitchburg city Population History (2010-2024)
The city of Fitchburg city had a population of 25,219 in 2010 and 34,357 in 2024, a 36.2% growth over 14 years. The peak was 34,357 in 2024. Average annual growth rate: 2.24%.
34,357
Population (2024)
25,219
Population (2010)
34,357
Peak (2024)
2.24%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 25,219 |
| 2011 | 25,524 |
| 2012 | 25,867 |
| 2013 | 26,321 |
| 2014 | 27,132 |
| 2015 | 27,929 |
| 2016 | 28,832 |
| 2017 | 29,539 |
| 2018 | 30,140 |
| 2019 | 30,792 |
| 2020 | 31,300 |
| 2021 | 31,647 |
| 2022 | 32,323 |
| 2023 | 33,450 |
| 2024 | 34,357 |
Race & Ethnicity
| White | 65.2% |
| Black or African American | 9.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Economy & Income
$85,420
Median Household Income
$55,926
Per Capita Income
5.4%
Poverty Rate
1.4%
Unemployment Rate
Housing
$389,400
Median Home Value
$1,302
Median Rent
45.9%
Owner-Occupied
Education
93.3%
High School+
57.0%
Bachelor's+
Commute
0.4%
Drive Alone
72.0%
Public Transit
13.7%
Work From Home
20.2 min
Avg Commute
Community Profile
32.6%
Foreign Born
80.8%
Non-English at Home
3.6%
Veterans
9.5%
With Disability
92.6%
Health Insurance
97.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 24.6% |
| Finance, Insurance & Real Estate | 19.1% |
| Manufacturing | 13.1% |
| Education, Health Care & Social Services | 7.1% |
| Information | 6.5% |
| Public Administration | 5.0% |
| Transportation & Warehousing | 4.4% |
| Retail Trade | 3.7% |
| Arts, Entertainment & Food Services | 3.6% |
| Construction | 3.0% |
| Agriculture & Mining | 0.6% |
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City rankings
Frequently Asked Questions
Fitchburg, Wisconsin has a population of 31,566 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 27th-largest city in Wisconsin.
The median household income in Fitchburg, Wisconsin is $85,420, with 5.4% of residents living below the federal poverty level.
The median home value in Fitchburg, Wisconsin is $389,400, with median monthly rent at $1,302 and a homeownership rate of 45.9%.
The median age in Fitchburg, Wisconsin is 34.7 years. The population is 53.3% male and 46.7% female.
The population has grown 36.2% since 2010 (25,219 → 34,357).
Where to stay in Fitchburg
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.