Okawville, Washington County, Illinois Property Taxes
Property Taxes in Okawville, Illinois
Median Okawville, Illinois effective property tax rate: 2.50%, significantly higher than the national median of 1.02%, and higher than the Illinois state median of 2.33%.
Median Okawville, Illinois home value: $35,092
Median annual Okawville, Illinois tax bill: $436, lower than the national median property tax bill of $2,400.
How are property taxes in Washington calculated?
Property taxes in Okawville, 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 Okawville's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Okawville, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Okawville, Washington County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.5%
Estimate Property Tax Bill
$877
$814
How Does the Okawville Property Tax Calculator Work?
Use this Okawville property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Okawville's median effective tax rate of 2.50% — based on actual property records in Washington County — to generate your estimate.
Enter your property's estimated assessed value — the figure used to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Okawville'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 Okawville: rates range from 2.50% in 62271 to 2.50% in 62271, 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 Okawville.
About Okawville Property Taxes
About Property Taxes in Okawville, Washington, Illinois
Okawville’s median effective property tax rate of 2.50% is higher than the Illinois state median of 2.33% and higher than the national median of 1.02%. This rate reflects the Washington County base levy combined with local school district levies and Special service areas (SSAs) that vary by subdivision throughout the city.
Property tax rates are not uniform across Okawville. Homeowners in the 62271 ZIP code carry a median effective rate of 2.50%, while those in the same ZIP code pay 2.50%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Washington County. Understanding which part of Okawville you live in can make a meaningful difference to your annual tax bill.
Okawville homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the August 12, 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 Okawville, Washington 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 Okawville'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 ÷ 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 Okawville Tax Rate
2.50%
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 Washington County Tax Rate
2.33%
Median Effective Illinois Tax Rate
2.33%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Okawville, Washington County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 62271 | 0.67% | 1.71% | 2.50% | 2.63% | 2.70% |
Source: Ownwell
Property Tax Assessment Values Across Okawville, Washington County, Illinois
When examining property taxes in Okawville, 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 Washington 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 are sent in the spring each year and typically reach your mailbox by the middle of the month. 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.
For example, the median home price in Okawville is $35,092, with tax bills ranging across the county. ZIP code 62271 has the highest median home price at $35,092.
Property Tax Assessment Values Across Okawville, Washington County, Illinois
Source: Ownwell
$17,835
$33,290
$48,744
Median Okawville Market Value
$35,092
Median Washington County Market Value
$35,342
Median Illinois Market Value
$227,888
Median United States Market Value
$235,294
Property Tax Assessment Values Across Okawville, Washington County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 62271 | $5,103 | $11,870 | $35,092 | $59,700 | $76,043 |
Source: Ownwell
Property Tax Bills Across Okawville, Washington County, Illinois
How are property tax bills calculated in Okawville?
Property tax bills in Okawville are based on the assessed value of a home and the local tax rate set for Washington County. When a property’s market value changes, the assessed value can change too, which affects the final bill. Homeowners with higher-valued homes generally pay more, while lower-valued homes usually pay less.
What factors are considered when determining the bill?
The main factors are the home’s assessed value, local taxing rates, and any exemptions that may apply. In Okawville, the median home price is $35,092, and the median property tax bill is $436, which is far below the national median property tax bill of $2,400. Tax bills can still vary widely, with the 25th percentile at $178 and the 90th percentile at $1,591.
How does this affect homeowners?
Because property taxes are tied to value and local rates, even small changes in assessment can affect what a homeowner owes each year.
Median Okawville Tax Bill
$436
Median Washington County Tax Bill
$590
Median Illinois Tax Bill
$5,277
Median United States Tax Bill
$2,400
Property Tax Bills Across Okawville, Washington County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 62271 | $95 | $178 | $436 | $1,109 | $1,591 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | August 12 |
Links | |
|---|---|
| Washington Tax Assessor | |
| Website | washingtonil.devnetwedge.com |