Grantsburg, Johnson County, Illinois Property Taxes
Median Grantsburg, IL effective property tax rate: 2.06%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median Grantsburg, IL home value: $78,040
Median annual Grantsburg, IL tax bill: $1,354, $1,046 lower than the national median property tax bill of $2,400.
How are property taxes in Johnson County calculated?
Property taxes in Grantsburg, IL 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 Grantsburg’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Grantsburg, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Grantsburg, Johnson County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.06%
Estimate Property Tax Bill
$1,608
$1,492
Property Tax Rates Across Grantsburg, Johnson County, Illinois
Local government entities set tax rates, which can vary widely within a state. This is 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 Grantsburg’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 Grantsburg Taxx Rate
2.06%
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 Johnson County Taxx Rate
2.14%
Median Effective Illinois Tax Rate
2.35%
Median Effective United States Tax Rate
0.99%
Property Tax Rates Across Grantsburg, Johnson County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62943 | 0.61% | 1.44% | 2.06% | 2.50% | 2.52% |
Source: Ownwell
Property Tax Assessment Values Across Grantsburg, Johnson County, Illinois
When examining property taxes in Grantsburg, 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 Johnson 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.
In Johnson County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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 Grantsburg. For example, the median home price in Grantsburg is $78,040, with tax bills ranging significantly across the county. Zip code 62943 has the highest median home price at $78,040.
Property Tax Assessment Values Across Grantsburg, Johnson County, Illinois
Source: Ownwell

$45,969
$73,178
$100,386
Median Grantsburg Market Value
$78,040
Median Johnson County Market Value
$71,244
Median Illinois Market Value
$194,700
Median United States Market Value
$244,900
Property Tax Assessment Values Across Grantsburg, Johnson County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62943 | $12,829 | $27,354 | $78,040 | $127,389 | $160,439 |
Source: Ownwell
Property Tax Bills Across Grantsburg, Johnson County, Illinois
Median Grantsburg Tax Bill
$1,354
Median Johnson County Tax Bill
$1,237
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,690
Property Tax Bills Across Grantsburg, Johnson County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62943 | $127 | $376 | $1,354 | $2,298 | $3,433 |
Source: Ownwell