Sun Prairie city, Wisconsin Demographics & Population 2026
As of 2026, Sun Prairie city, Wisconsin has a total population of 36,455, the 23rd largest city in Wisconsin, with a median household income of $90,521, which is 20% higher than the state average. The poverty rate is 6.1%.
Key Takeaways
- 50.9% of adults hold a bachelor's degree or higher — top 10% in Wisconsin.
- Near full employment with an unemployment rate of just 2.1%.
Sun Prairie city Quick Facts
How Sun Prairie city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 36 | National average: 60
Education
Educational Attainment (Adults 25+)
Sun Prairie city Rankings in Wisconsin
Explore Wisconsin Rankings
Other Cities in Dane County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Madison city | 275,568 | $76,983 | 16.2% | $346,900 |
| Fitchburg city | 31,566 | $85,420 | 7.5% | $389,400 |
| Middleton city | 22,235 | $85,526 | 7.7% | $457,400 |
| Waunakee village | 14,927 | $128,750 | 3.7% | $490,300 |
| Verona city | 14,499 | $119,148 | 1.9% | $382,800 |
| Stoughton city | 13,063 | $78,517 | 6.9% | $283,900 |
| Oregon village | 11,384 | $100,695 | 5.0% | $361,200 |
| DeForest village | 10,853 | $106,223 | 7.0% | $337,500 |
| McFarland village | 9,230 | $93,810 | 2.5% | $363,400 |
| Windsor village | 8,992 | $115,111 | 6.4% | $399,900 |
Cities Similar to Sun Prairie city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Oak Creek city | 36,473 | $93,120 | $305,100 | 38.4% | 4.4% |
| Menomonee Falls village | 38,963 | $98,460 | $341,600 | 48.8% | 5.0% |
| Franklin city | 35,751 | $108,342 | $343,400 | 45.4% | 6.9% |
| New Berlin city | 40,384 | $97,414 | $343,500 | 46.6% | 3.6% |
| Greenfield city | 37,361 | $69,016 | $247,800 | 32.3% | 8.1% |
Population Overview
Sun Prairie city is a mid-sized community located in Wisconsin, within Dane County. The total population is 36,455. It ranks as the 23rd most populous out of 807 cities and towns in Wisconsin.
Age Demographics
The median age in Sun Prairie city is 36.9 years. This is 8% lower than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Sun Prairie city is $90,521. This is 20% higher than the state median of $75,670. Compared to the national median of $78,538, household income here is 15% higher. The poverty rate stands at 6.1%. This is 42% lower than the state poverty rate of 10.6%. The unemployment rate is 2.1%. This is 37% lower than the state rate of 3.3%. The median home value is $339,800. Housing costs are 37% higher than the state median of $247,400. The home-value-to-income ratio is 3.8x. 61.8% of occupied housing units are owner-occupied. This homeownership rate is 9% lower than the state average of 67.9%.
Race & Ethnicity
The largest racial or ethnic group in Sun Prairie city is White (non-Hispanic), making up 74.9% of the population. Black or African American residents account for 8.2%. The Asian population is significantly higher than the state average (7.3% vs 2.9%).
Education
50.9% of residents aged 25 and older hold a bachelor's degree or higher. This places Sun Prairie city in the top 10% of all cities in the state for educational attainment. This is 55% higher than the state rate of 32.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.3%. Notably, 16.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Sun Prairie city, Wisconsin is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Wisconsin state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 807 Census-designated places in Wisconsin. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Sun Prairie city, Wisconsin?
Sun Prairie city, Wisconsin has a population of 36,455 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sun Prairie city, WI?
The median household income in Sun Prairie city is $90,521, which is 15% higher the national median of $78,538.
What is the poverty rate in Sun Prairie city, WI?
The poverty rate in Sun Prairie city is 6.1%. This means approximately 2,216 residents live below the federal poverty line.
What is the racial makeup of Sun Prairie city, Wisconsin?
Sun Prairie city's population is 74.9% White, 8.2% Black, 4.5% Hispanic/Latino, and 7.3% Asian.
What is the median home value in Sun Prairie city, WI?
The median home value in Sun Prairie city is $339,800. The home-value-to-income ratio is 3.8x.
How educated is Sun Prairie city, Wisconsin?
50.9% of adults (25+) in Sun Prairie city hold a bachelor's degree or higher, and 16.8% hold a graduate or professional degree.