Sun Prairie, Dane County, Wisconsin Property Taxes
Property Taxes in Sun Prairie, Wisconsin
Median Sun Prairie, Wisconsin effective property tax rate: 1.88%, significantly higher than the national median of 1.02%, and higher than the Wisconsin state median of 1.43%.
Median Sun Prairie, Wisconsin home value: $360,900
Median annual Sun Prairie, Wisconsin tax bill: $6,553, higher than the national median property tax bill of $2,400.
How are property taxes in Dane calculated?
Property taxes in Sun Prairie, Wisconsin are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Sun Prairie's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Sun Prairie, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Sun Prairie, Dane County, Wisconsin Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.88%
Estimate Property Tax Bill
$6,785
$6,296
How Does the Sun Prairie Property Tax Calculator Work?
Use this Sun Prairie property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Sun Prairie's median effective tax rate of 1.88% — based on actual property records in Dane County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Sun Prairie's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Sun Prairie: rates range from 1.88% in 53590 to 1.88% in 53590, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Sun Prairie.
About Sun Prairie Property Taxes
About Property Taxes in Sun Prairie, Dane, Wisconsin
Sun Prairie's median effective property tax rate of 1.88% is higher than the Wisconsin state median of 1.43% and higher than the national median of 1.02%. This rate reflects the Dane County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Sun Prairie. Homeowners in the 53590 ZIP code carry a median effective rate of 1.88%, while those in the same ZIP code pay 1.88%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Dane County. Understanding which part of Sun Prairie you live in can make a meaningful difference to your annual tax bill.
Sun Prairie homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the May 25, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Sun Prairie, Dane County, Wisconsin
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Sun Prairie's effective property tax rate to other cities in Wisconsin and the median property tax rates in Wisconsin and the U.S.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Sun Prairie Tax Rate
1.88%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Dane County Tax Rate
1.87%
Median Effective Wisconsin Tax Rate
1.43%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Sun Prairie, Dane County, Wisconsin
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 53590 | 1.36% | 1.85% | 1.88% | 1.90% | 1.96% |
Source: Ownwell
Property Tax Assessment Values Across Sun Prairie, Dane County, Wisconsin
When examining property taxes in Sun Prairie, Wisconsin, understanding the distinction between "market value" and "assessed value" is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Dane County appraisal district estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices:
In Dane County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Sun Prairie.
For example, the median home price in Sun Prairie is $360,900, with tax bills ranging significantly across the county. 53590 has the highest median home price at $360,900.
Property Tax Assessment Values Across Sun Prairie, Dane County, Wisconsin
Source: Ownwell
$126,500
$418,550
$710,600
Median Sun Prairie Market Value
$360,900
Median Dane County Market Value
$367,257
Median Wisconsin Market Value
$237,700
Median United States Market Value
$235,294
Property Tax Assessment Values Across Sun Prairie, Dane County, Wisconsin
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 53590 | $221,620 | $292,700 | $360,900 | $462,100 | $573,500 |
Source: Ownwell
Property Tax Bills Across Sun Prairie, Dane County, Wisconsin
Property tax bills in Sun Prairie are calculated by applying local tax rates to a home’s assessed value, which is based on market conditions and local assessments. For a home with a median price of $360,900, the bill can vary widely depending on the property’s assessed value, exemptions, and the taxing jurisdictions that apply to the parcel.
The amount homeowners pay is shaped by county, city, school, and other local levies, so two similar homes can still receive different bills. In Sun Prairie, the median property tax bill is $6,553 in ZIP code 53590, while the 25th percentile bill is $5,300, the 75th percentile bill is $8,316, and the 90th percentile bill reaches $10,096.
Compared with the national median property tax rate of 1.02% and the national median property tax bill of $2,400, Sun Prairie homeowners generally face much higher property tax costs. That can make annual housing expenses significantly more burdensome, especially when assessed values rise.
Median Sun Prairie Tax Bill
$6,553
Median Dane County Tax Bill
$8,224
Median Wisconsin Tax Bill
$3,453
Median United States Tax Bill
$2,400
Property Tax Bills Across Sun Prairie, Dane County, Wisconsin
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 53590 | $3,976 | $5,300 | $6,553 | $8,316 | $10,096 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | May 4 |
Links | |
|---|---|
| Dane Tax Assessor | |
| Website | accessdane.danecounty.gov |