Fitchburg, WI demographics:
population, income, and more

Total population
32,619
3.3% year-over-year change
Median household income
$86,516/yr
1.3% year-over-year change
Housing units
15,929
4.3% year-over-year change

Fitchburg population

How many people live in Fitchburg

Fitchburg is home to 32,619 residents, according to the most recent Census data. Gender-wise, 54.1% of Fitchburg locals are male, and 45.9% are female.

Total population
32,619
3.3% year-over-year change
Gender ratio
Male
54.1%
17,651
Female
45.9%
14,968
Value Percent YoY change
Male 17,651 54.1% 4.9%
Female 14,968 45.9% 1.6%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Fitchburg is 34, with the population distributed as follows: about 15% are children under 15, then 13% are in the 15 to 24 age group. Adults between 25 and 44 make up 37.2% of the population, while another 19.6% fall into the 45 to 64 bracket. Finally, around 15.2% are 65 or older.

Median age
34.4
Age breakdown
Under 15
15%
15 to 24
13%
25 to 44
37.2%
45 to 64
19.6%
Over 65
15.2%
Value Percent YoY change
Under 15 4,876 15% 0.9%
15 to 24 4,254 13% 4.9%
25 to 44 12,138 37.2% 4.3%
45 to 64 6,385 19.6% -1.9%
Over 65 4,966 15.2% 9.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Fitchburg, 84.1% of the population are US-born citizens, while 6.8% have gained naturalized citizenship. At the same time, 9.1% of residents are non-citizens. As for race, 65.2% of locals are Caucasian, 8.7% are African American and 9.9% have Asian roots. There’s also a share of 10.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
84.1%
Non-U.S.-born citizens
6.8%
Non-citizens
9.1%
Value Percent YoY change
U.S.-born citizens 27,442 84.1% 5.8%
Non-U.S.-born citizens 2,202 6.8% -0.9%
Non-citizens 2,975 9.1% -12.9%
Racial breakdown
White
65.2%
Black or African American
8.7%
American Indian and Alaska Native
0.3%
Asian
9.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
10.9%
Other
4.9%
Value Percent
White 21,283 65.2%
Black or African American 2,839 8.7%
American Indian and Alaska Native 98 0.3%
Asian 3,243 9.9%
Two or more races 3,543 10.9%
Other 1,613 4.9%

Households in Fitchburg

A peek inside Fitchburg households

Fitchburg has 15,703 households, with an average of 2 members in each. Of these, 47.9% are families, while the remaining 52.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
15,703
5.3% year-over-year change
Average people per household
2
Non-family households
8,183
Family households
7,520
Value Percent YoY change
Non-family households 8,183 52.1% 9.7%
Family households 7,520 47.9% 0.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Fitchburg

The housing landscape of Fitchburg

Fitchburg's housing consists of 15,929 units, with 37.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 7% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.2% of the housing landscape.

Housing units
15,929
4.3% year-over-year change
Housing types
Value Percent
1 unit, detached 5,999 37.7%
1 unit, attached 1,112 7%
2 units 156 1%
3 or 4 units 616 3.9%
5 to 9 units 1,471 9.2%
10 to 19 units 1,366 8.6%
20 to 49 units 3,233 20.3%
50 or more units 1,948 12.2%
Mobile home 28 0.2%
Homes built since 2020
688
58.9% year-over-year change

The age of buildings in Fitchburg

In Fitchburg, the median construction year is 1996. About 1.9% of homes were built before the 1940s, with another 0.6% going up by 1949. Most development happened in the second half of the 20th century. Then, 21.5% of homes were added from 2000 to 2009, 17.7% between 2010 and 2019, and 4.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 299 1.9% -3.9%
Built between 1940 and 1949 101 0.6% 36.5%
Built between 1950 and 1959 561 3.5% -14.2%
Built between 1960 and 1969 631 4% 10.1%
Built between 1970 and 1979 2,768 17.4% 2.6%
Built between 1980 and 1989 2,018 12.7% -2.3%
Built between 1990 and 1999 2,617 16.4% 0.9%
Built between 2000 and 2009 3,430 21.5% 3.3%
Built between 2010 and 2019 2,816 17.7% 10.3%
Built in 2020 or later 688 4.3% 58.9%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Fitchburg occupancy rates

Out of the 15,703 occupied housing units in Fitchburg, 47.6% are owner-occupied, while 52.4% are lived in by tenants. Meanwhile, 1.4% of all homes on the local market sit vacant.

Occupied housing units
15,703
5.3% year-over-year change
Occupancy breakdown
Renter occupied
8,224
Owner occupied
7,479
Value Percent YoY
change
Renter occupied 8,224 52.4% 1.9%
Owner occupied 7,479 47.6% 9.3%
Unoccupied housing units
1.4%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Fitchburg housing costs

Housing costs in Fitchburg come to a median of $1,504 per month, while tenants specifically pay a median gross rent of $1,373.

Median housing costs per month
$1,504/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Fitchburg
$1,373/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Fitchburg

Fitchburg education at a glance

About 22.1% of the population in Fitchburg went to high school, while 14.8% pursued college studies. Another 5.5% earned an associate degree and 35% hold a bachelor’s. Meanwhile, 20.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 566 2.1% -34.8%
High school diploma 6,014 22.1% 4.2%
College diploma 4,035 14.8% 8.6%
Associate degree 1,495 5.5% -1.9%
Bachelor's degree 9,516 35% 9.4%
Graduate degree 5,580 20.5% 1.1%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Fitchburg

How much people earn in Fitchburg

The average annual household income in Fitchburg was $121,887 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.4% change from the previous year. At the same time, the median income stood at $86,516, reflecting a +1.3% shift over the same period.

Average household income in Fitchburg
$121,887/year
3.4% year-over-year change
Median household income in Fitchburg
$86,516/year
1.3% year-over-year change

Fitchburg income by age

In Fitchburg, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $87,372. Those with someone between 45 and 64 in charge, often well established professionally, earn $115,341 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $47,125, while those led by someone over 65, many of whom may be retired, have about $84,975 in earnings. Overall, 90.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $47,125 -6.0%
25 - 44 $87,372 2.8%
45 - 64 $115,341 6.5%
Over 65 $84,975 -1.8%
Above poverty level
28,614
Below poverty level
2,930
Value Percent YoY
change
Above poverty level 28,614 90.7% 1.5%
Below poverty level 2,930 9.3% 29.2%

Average renter income in Fitchburg

To get a better sense of what renters earn on average in Fitchburg, their median household income was $54,734 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 30.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$54,734
Rent-to-income ratio
30.1%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Fitchburg

Workforce and job types in Fitchburg

The job market in Fitchburg is powered by 19,732 working residents, spread across a range of industries and roles. 85.4% of the working population are employed in professional or administrative positions, while 14.6% are in hands-on or service-based jobs. Also, 7% run their own businesses, 68.8% are employed by private companies, and 15.8% work in the public sector.

Workforce demographics

Working population
19,732
4.8% year-over-year change
White collar
16,858
Blue collar
2,874
Value Percent YoY change
White collar 16,858 85.4% 4.5%
Blue collar 2,874 14.6% 6.8%
Employer type
Self employees
7%
Private companies
68.8%
Governmental workers
15.8%
Not for profit companies
8.4%
Value Percent YoY change
Self employees 1,380 7% 39.5%
Private companies 13,569 68.8% 3.3%
Governmental workers 3,115 15.8% 7.5%
Not for profit companies 1,668 8.4% -7.3%
Unemployment rate
1.9%
2.7% year-over-year change

Available workforce

The unemployment rate in Fitchburg stands at 1.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Fitchburg

How people get around in Fitchburg

In Fitchburg, the average commute time is 19 minutes. Commuting methods vary: 76.3% of residents travel by personal vehicle and 4.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
19 min
-6.4% year-over-year change
Means of transportation
Value Percent YoY change
Car 14,874 76.3% 0.8%
Taxicab 28 0.1% 3.7%
Bus or trolleybus 217 1.1% 171.2%
Motorcycle 44 0.2% 12.8%
Bicycle 63 0.3% -46.6%
Walk 909 4.7% 14.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Fitchburg by zipcode?

Zipcode Population Number of households Median income Average income
53575 18,204 7,056 $107,885 $138,602
53711 51,279 23,377 $100,735 $135,245
53713 24,351 11,908 $58,017 $76,437
53719 34,115 15,913 $92,052 $113,625

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FAQs about Fitchburg demographics 

What is the total population of Fitchburg?

Fitchburg has a total population of 32,619 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +3.3% compared to a year ago.

What is the gender ratio in Fitchburg?

The gender ratio in Fitchburg is as follows:
  • 54.1% males (17,651 residents)
  • 45.9% females (14,968 residents)

What is the median age in Fitchburg?

The median age in Fitchburg is 34.4.

What is the age distribution of the population in Fitchburg?

The age distribution in Fitchburg is as follows:
  • Under 15: 15% (4,876 residents)
  • Ages 15-24: 13% (4,254 residents)
  • Ages 25-44: 37.2% (12,138 residents)
  • Ages 45-64: 19.6% (6,385 residents)
  • Over 65: 15.2% (4,966 residents)

What is the racial and ethnic makeup of Fitchburg?

The racial and ethnic makeup of Fitchburg is as follows:
  • White: 65.2% (21,283 residents)
  • Black or African American: 8.7% (2,839 residents)
  • American Indian and Alaska Native: 0.3% (98 residents)
  • Asian: 9.9% (3,243 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 10.9% (3,543 residents)
  • Other: 4.9% (1,613 residents)

What percentage of the population in Fitchburg are U.S.-born citizens?

U.S.-born citizens represent 84.1% of the population in Fitchburg.

How many housing units are there in Fitchburg?

There are 15,929 housing units in Fitchburg, reflecting a +4.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Fitchburg and what is the average household size?

Fitchburg has a total of 15,703 households, with an average of 2 people in each.

What is the median household income in Fitchburg?

Fitchburg has a median household income of $86,516, representing a +1.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Fitchburg?

The employment rate is 98.1% in Fitchburg, with a workforce of 19,732 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 85.4% (16,858 residents)
  • Blue-collar workers: 14.6% (2,874 residents)

Places of employment:
  • Self-employed: 7% (1,380 residents)
  • Private companies: 68.8% (13,569 residents)
  • Governmental workers: 15.8% (3,115 residents)
  • Not-for-profit companies: 8.4% (1,668 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025