Deer Park, Lake County, Illinois Property Taxes
Property Taxes in Deer Park, Illinois
Median Deer Park, Illinois effective property tax rate: 2.02%, significantly lower than the national median of 1.02%, and lower than the Illinois state median of 2.33%.
Median Deer Park, Illinois home value: $637,988
Median annual Deer Park, Illinois tax bill: $12,851, higher by $10,451 than the national median property tax bill of $2,400.
How are property taxes in Lake calculated?
Property taxes in Deer Park, 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 Deer Park's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Deer Park, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Deer Park, Lake County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.02%
Estimate Property Tax Bill
$12,887
$11,959
How Does the Deer Park Property Tax Calculator Work?
Use this Deer Park property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Deer Park's median effective tax rate of 2.02% — based on actual property records in Lake 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 Deer Park'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 Deer Park: rates range from 2.02% in 60010 to 2.02% in 60010, 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 Deer Park.
About Deer Park Property Taxes
About Property Taxes in Deer Park, Lake, Illinois
Deer Park’s median effective property tax rate of 2.02% is lower than the Illinois state median of 2.33% and higher than the national median of 1.02%. This rate reflects the Lake 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 Deer Park. Homeowners in ZIP code 60010 carry a median effective rate of 2.02%, and the same ZIP code also has the lowest median rate of 2.02%. This reflects how school district boundaries and local assessment districts are drawn across Lake County. Understanding which part of Deer Park you live in can make a meaningful difference to your annual tax bill.
Deer Park homeowners who believe their assessed value is too high can file a formal appeal with the Lake County 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 Deer Park, Lake 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 Deer Park'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 Deer Park Tax Rate
2.02%
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 Lake County Tax Rate
2.61%
Median Effective Illinois Tax Rate
2.33%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Deer Park, Lake County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60010 | 1.87% | 1.95% | 2.02% | 2.10% | 2.23% |
Source: Ownwell
Property Tax Assessment Values Across Deer Park, Lake County, Illinois
When examining property taxes in Deer Park, 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 Lake County assessment office 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 Lake County, assessment notices are sent in the spring each year. They'll 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. 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 Deer Park.
For example, the median home price in Deer Park is $637,988, with tax bills ranging significantly across the county. 60010 has the highest median home price at $637,988.
Property Tax Assessment Values Across Deer Park, Lake County, Illinois
Source: Ownwell
$153,792
$627,201
$1,100,609
Median Deer Park Market Value
$637,988
Median Lake County Market Value
$317,980
Median Illinois Market Value
$227,888
Median United States Market Value
$235,294
Property Tax Assessment Values Across Deer Park, Lake County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60010 | $447,679 | $526,727 | $637,988 | $739,685 | $867,622 |
Source: Ownwell
Property Tax Bills Across Deer Park, Lake County, Illinois
Property tax bills in Deer Park are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. The assessed value is then used to determine how much a homeowner owes to local taxing bodies, including schools, municipal services, and other public needs. For homeowners in Deer Park, the median home price is $637,988, and that value helps explain why tax bills can be substantial.
The typical property tax bill in Deer Park is $12,851, and the bill can vary widely depending on the home’s assessed value and the tax rates that apply. Bills at the 25th percentile are $10,872, while bills at the 75th percentile reach $14,870. At the 90th percentile, the bill climbs to $17,763. Because property taxes are tied to assessed value, homeowners with higher-valued homes generally face larger bills, making property taxes a major ongoing housing cost in Deer Park.
Median Deer Park Tax Bill
$12,851
Median Lake County Tax Bill
$8,402
Median Illinois Tax Bill
$5,277
Median United States Tax Bill
$2,400
Property Tax Bills Across Deer Park, Lake County, Illinois
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 60010 | $9,045 | $10,872 | $12,851 | $14,870 | $17,763 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
Links | |
|---|---|
| Lake Tax Assessor | |
| Website | tax.lakecountyil.gov |