Fitchburg vs Sun Prairie

A side-by-side comparison of Fitchburg and Sun Prairie: population, income, housing, and more.

Fitchburg and Sun Prairie are places in Wisconsin. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Sun Prairie has the higher population (36,455 vs 31,566 in Fitchburg). Sun Prairie has the higher median household income ($90,521 vs $85,420 in Fitchburg). Fitchburg has the higher median home value ($389,400 vs $339,800 in Sun Prairie).

Population, income & housing

	Fitchburg	Sun Prairie
Population	31,566	36,455
Median age	34.7 yrs	36.9 yrs
Median household income	$85,420	$90,521
Median home value	$389,400	$339,800
Median gross rent	$1,302	$1,374
Housing units	15,274	15,657
Homeownership rate	45.9%	61.8%
Bachelor's degree or higher	57.0%	50.9%
Unemployment rate	1.9%	2.1%

Trends (ACS 5-year, 2019–2023)

	Fitchburg	Sun Prairie
Population	29,450 → 31,566 (+7.2%)	33,321 → 36,455 (+9.4%)
Median household income	$72,324 → $85,420 (+18.1%)	$77,139 → $90,521 (+17.3%)
Median home value	$315,900 → $389,400 (+23.3%)	$239,200 → $339,800 (+42.1%)
Median gross rent	$1,054 → $1,302 (+23.5%)	$1,087 → $1,374 (+26.4%)

Fitchburg

Population

29,45031,566

Median household income

$72,324$85,420

Median home value

$315,900$389,400

Median gross rent

$1,054$1,302

Sun Prairie

Population

33,32136,455

Median household income

$77,139$90,521

Median home value

$239,200$339,800

Median gross rent

$1,087$1,374

Age & race/ethnicity

Age distribution (share)

	Fitchburg	Sun Prairie
Under 5	5.6%	5.7%
5 to 17	11.8%	19.3%
18 to 24	10.8%	7.2%
25 to 34	22.7%	14.3%
35 to 44	14.2%	16.6%
45 to 54	10.1%	10.9%
55 to 64	10.5%	12.0%
65 to 74	9.6%	7.5%
75 and over	4.8%	6.4%

Race & ethnicity (share)

	Fitchburg	Sun Prairie
White (non-Hispanic)	59.9%	74.9%
Black or African American	9.8%	8.2%
American Indian & Alaska Native	0.2%	0.1%
Asian	9.8%	7.3%
Native Hawaiian & Pacific Islander	0.1%	0.1%
Some other race	0.2%	0.4%
Two or more races	3.7%	4.4%
Hispanic or Latino	16.3%	4.6%

Educational attainment (age 25+)

Share of adults 25+

	Fitchburg	Sun Prairie
No high school diploma	6.7%	2.7%
High school graduate	16.7%	21.4%
Some college or associate's	19.6%	25.0%
Bachelor's degree	32.8%	34.2%
Graduate or professional degree	24.2%	16.8%

Commute to work

How workers get to work (share)

	Fitchburg	Sun Prairie
Drove alone	72.0%	71.7%
Carpooled	7.1%	6.0%
Public transit	0.4%	0.7%
Walked	4.2%	1.5%
Bicycle	0.6%	0.8%
Worked from home	13.7%	18.3%
Other means	1.9%	1.0%

Housing

Units in structure (share)

	Fitchburg	Sun Prairie
1-unit, detached	35.9%	50.4%
1-unit, attached	7.0%	12.1%
2 to 4 units	5.7%	9.3%
5 to 19 units	19.9%	9.6%
20 or more units	31.5%	18.6%
Mobile home & other	0.0%	0.0%

Poverty & households

	Fitchburg	Sun Prairie
Poverty rate	7.5%	6.1%
Average household size	2.06	2.37
Mean commute (minutes)	20	23
Median year structure built	1995	1998