South Beloit, Winnebago County, Illinois Property Taxes
Property Taxes in South Beloit, Illinois
Median South Beloit, Illinois effective property tax rate: 2.35%, significantly higher than the national median of 1.02%, and slightly higher than the Illinois state median of 2.33%.
Median South Beloit, Illinois home value: $180,639
Median annual South Beloit, Illinois tax bill: $4,050, $1,650 higher than the national median property tax bill of $2,400.
How are property taxes in Winnebago County calculated?
Property taxes in South Beloit, Illinois 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 South Beloit’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in South Beloit, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
South Beloit, Winnebago County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.35%
Estimate Property Tax Bill
$4,245
$3,939
How Does the South Beloit Property Tax Calculator Work?
Use this South Beloit property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies South Beloit's median effective tax rate of 2.35% — based on actual property records in Winnebago County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment system uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies South Beloit's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
South Beloit's median effective tax rate is higher than the Illinois median of 2.33%, and the median property tax bill is $4,050, which is higher than the national median property tax bill of $2,400. Your bill may vary by ZIP code within South Beloit, though the available data shows 61080 at $4,050.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across South Beloit.
About South Beloit Property Taxes
About Property Taxes in South Beloit, Winnebago, Illinois
South Beloit’s median effective property tax rate of 2.35% is higher than the Illinois state median of 2.33% and higher than the national median of 1.02%. This rate reflects the Winnebago County base levy combined with local school district levies and special service areas that vary by subdivision throughout the city.
Property tax rates are not uniform across South Beloit. Homeowners in ZIP code 61080 carry a median effective rate of 2.35%, while those in the same ZIP code pay 2.35%. This spread reflects how school district boundaries and local assessment districts are drawn across Winnebago County. Understanding which part of South Beloit you live in can make a meaningful difference to your annual tax bill.
South Beloit homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before the June 1, 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 South Beloit, Winnebago County, Illinois
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 South Beloit's effective property tax rate to other cities in Illinois and the median property tax rates in Illinois and the U.S.
Our median effective property tax rate (tax bill Ă· 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 South Beloit Tax Rate
2.35%
Our median effective property tax rate (tax bill Ă· 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 Winnebago County Tax Rate
2.49%
Median Effective Illinois Tax Rate
2.33%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across South Beloit, Winnebago County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 61080 | 1.78% | 2.12% | 2.35% | 2.47% | 2.52% |
Source: Ownwell
Property Tax Assessment Values Across South Beloit, Winnebago County, Illinois
When examining property taxes in South Beloit, Illinois, 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 Winnebago 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 Winnebago County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of July.
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 South Beloit.
For example, the median home price in South Beloit is $180,639, with tax bills ranging significantly across the county. 61080 has the highest median home price at $180,639.
Property Tax Assessment Values Across South Beloit, Winnebago County, Illinois
Source: Ownwell
$3,897
$148,167
$292,437
Median South Beloit Market Value
$180,639
Median Winnebago County Market Value
$151,126
Median Illinois Market Value
$227,888
Median United States Market Value
$235,294
Property Tax Assessment Values Across South Beloit, Winnebago County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 61080 | $66,814 | $108,064 | $180,639 | $213,232 | $309,819 |
Source: Ownwell
Property Tax Bills Across South Beloit, Winnebago County, Illinois
Property tax bills in South Beloit are based on the assessed value of a home, not its market price alone. Local taxing authorities apply tax rates to that assessed value to determine the annual bill, so changes in assessment can directly affect what homeowners owe. For a home with a median value of $180,639, the property tax burden can vary widely depending on the assessment and the local levy.
In Winnebago County, the median property tax bill in South Beloit is $4,050, which is above the national median property tax bill of $2,400 and above the national median property tax rate of 1.02%. Bills in the city also show a broad range, with the 25th percentile at $2,194 and the 75th percentile at $5,063. At the 90th percentile, homeowners may see bills as high as $7,500. This means even similar homes can face very different tax bills, making the assessed value and local tax rates especially important for homeowners.
Median South Beloit Tax Bill
$4,050
Median Winnebago County Tax Bill
$3,565
Median Illinois Tax Bill
$5,277
Median United States Tax Bill
$2,400
Property Tax Bills Across South Beloit, Winnebago County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 61080 | $1,362 | $2,194 | $4,050 | $5,063 | $7,500 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 1 |
Links | |
|---|---|
| Winnebago Tax Assessor | |
| Website | taxes.wincoil.gov |