Big Rock, Kendall County, Illinois Property Taxes
Median Big Rock, IL effective property tax rate: 1.42%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median Big Rock, IL home value: $326,031
Median annual Big Rock, IL tax bill: $2,486, $86 higher than the national median property tax bill of $2,400.
How are property taxes in Kendall calculated?
Property taxes in Big Rock, 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 Big Rock’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Big Rock, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Big Rock, Kendall County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.42%
Estimate Property Tax Bill
$4,630
$4,296
Property Tax Rates Across Big Rock, Kendall County, Illinois
Local government entities set tax rates, which can vary widely within a state. The process involves each county estimating its required budget to provide services, then dividing that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While votes and laws play a role in setting these rates and budgets, this is essentially the annual process.
In BIG ROCK, located in Kendall County, the effective property tax rate is a point of interest for many homeowners. Comparing BIG ROCK’s rate to other cities in Illinois and the national median offers valuable insight. The median property tax rate in Illinois is notably higher than the national median rate of 1.02%. Understanding these differences can help property owners make informed decisions about their investments and financial planning.
By staying informed about property tax trends, residents can better navigate the complexities of local tax obligations. This knowledge empowers homeowners to explore potential savings through tax appeals and exemptions, ensuring they pay only their fair share.
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 Big Rock Tax Rate
1.42%
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 Kendall County Tax Rate
2.83%
Median Effective Illinois Tax Rate
2.35%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Big Rock, Kendall County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60511 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Big Rock, Kendall County, Illinois
Property Tax Assessment Values Across Big Rock, Kendall County, Illinois
Source: Ownwell

$139,020
$326,543
$514,065
Median Big Rock Market Value
$326,031
Median Kendall County Market Value
$264,846
Median Illinois Market Value
$194,700
Median United States Market Value
$235,294
Property Tax Assessment Values Across Big Rock, Kendall County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60511 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Big Rock, Kendall County, Illinois
Median Big Rock Tax Bill
$2,486
Median Kendall County Tax Bill
$7,273
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,400
Property Tax Bills Across Big Rock, Kendall County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60511 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell