Lockport, Will County, Illinois Property Taxes
Property Taxes in Lockport, Illinois
Median Lockport, Illinois effective property tax rate: 2.86%, significantly higher than the national median of 1.02%, and higher than the Illinois state median of 2.33%.
Median Lockport, Illinois home value: $263,822
Median annual Lockport, Illinois tax bill: $7,131, $4,731 higher than the national median property tax bill of $2,400.
How are property taxes in Will calculated?
Property taxes in Lockport, 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 Lockport's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lockport, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Lockport, Will County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.86%
Estimate Property Tax Bill
$7,545
$7,002
How Does the Lockport Property Tax Calculator Work?
Use this Lockport property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Lockport's median effective tax rate of 2.86% — based on actual property records in Will 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 Lockport'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 Lockport: rates range from 2.86% in 60441 to 2.86% in 60441, 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 Lockport.
About Lockport Property Taxes
About Property Taxes in Lockport, Will, Illinois
Lockport’s median effective property tax rate of 2.86% is higher than the Illinois state median of 2.33% and higher than the national median of 1.02%. This rate reflects the Will County base levy combined with local school district levies and special service areas that can vary by subdivision throughout the city.
Property tax rates are not uniform across Lockport. Homeowners in the 60441 ZIP code carry a median effective rate of 2.86%, and the same ZIP also has the city’s median tax bill of $7,131. That means location within the city can still shape how your assessed value translates into what you owe.
Lockport homeowners who believe their assessed value is too high can file a formal appeal with the Will County Tax Assessor before the June 1, 2026 deadline each year.
If your estimated bill 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 Lockport, Will 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 Lockport'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 Lockport Tax Rate
2.86%
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 Will County Tax Rate
2.67%
Median Effective Illinois Tax Rate
2.33%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Lockport, Will County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60441 | 2.20% | 2.61% | 2.86% | 2.98% | 3.08% |
Source: Ownwell
Property Tax Assessment Values Across Lockport, Will County, Illinois
When examining property taxes in Lockport, 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 Will 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 Will 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 Lockport.
For example, the median home price in Lockport is $263,822, with tax bills ranging significantly across the county. 60441 has the highest median home price at $263,822.
Property Tax Assessment Values Across Lockport, Will County, Illinois
Source: Ownwell
$115,005
$343,131
$571,257
Median Lockport Market Value
$263,822
Median Will County Market Value
$280,557
Median Illinois Market Value
$227,888
Median United States Market Value
$235,294
Property Tax Assessment Values Across Lockport, Will County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60441 | $160,905 | $207,372 | $263,822 | $354,707 | $437,638 |
Source: Ownwell
Property Tax Bills Across Lockport, Will County, Illinois
Property tax bills in Lockport are calculated from the assessed value of a home, not its market price alone. Local taxing authorities set tax rates, and the final bill reflects both the home’s assessed value and the combined rates from schools, county services, and other local governments. For homeowners, this means the amount owed can change when assessments or tax rates change.
With a median home price of $263,822, property taxes in Lockport are substantial compared with the national median property tax bill of $2,400. The median tax bill is $7,131 in ZIP code 60441, and bills can range from $5,354 at the 25th percentile to $10,231 at the 75th percentile, with the 90th percentile reaching $12,749. These figures show how much property taxes can affect monthly housing costs and long-term affordability for homeowners.
Median Lockport Tax Bill
$7,131
Median Will County Tax Bill
$7,585
Median Illinois Tax Bill
$5,277
Median United States Tax Bill
$2,400
Property Tax Bills Across Lockport, Will County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60441 | $3,533 | $5,354 | $7,131 | $10,231 | $12,749 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
Links | |
|---|---|
| Will Tax Assessor | |
| Website | www.willcountysoa.com |