Kane County Property Taxes
Kane County, Illinois
Effective Tax Rate
0.00%
159.9% above state avgMedian Annual Tax
$0
$603/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
2.39%
At a Glance
Median Home Value
$303,000
State avg ▲ $146,132
Tax w/ Mortgage/yr
$7,537
$628/mo escrow
Tax w/o Mortgage/yr
$6,555
$546/mo
State Tax Rate Rank
#96
of 102 counties (1 = lowest)
Data Story
About Property Taxes in Kane County, Illinois
Kane County taxes hit national highs
Kane County's effective property tax rate of 2.386% ranks among the nation's highest, significantly exceeding the national median of 1.825%. Residents pay a median of $7,230 annually—nearly three times the national median of $2,690—reflecting both higher home values and elevated tax rates.
Highest taxes among all Illinois counties
Kane County ranks 102nd (last) among Illinois's 102 counties with a 2.386% effective rate, towering over the state average of 1.831%. Its median property tax of $7,230 also ranks among the state's highest, placing Kane residents in the most expensive tax bracket statewide.
Nearly doubles Kendall County rates
Kane County's 2.386% rate edges above neighboring Kendall County (2.528%)—though Kendall's higher home values push its median bill to $7,556. Kane's median home value of $303,000 combined with its steep rate creates an exceptionally high tax burden.
A $303,000 home costs $7,230 yearly
The median Kane County home valued at $303,000 generates an estimated annual property tax of $7,230. With mortgage insurance factored through escrow, homeowners typically pay around $7,537 annually—the second-highest in the comparison group.
High value makes appeals especially worthwhile
With median taxes exceeding $7,200, even modest assessment reductions deliver thousands in savings across the mortgage lifetime. Kane County residents should prioritize reviewing their assessments and filing appeals if valuations seem inflated.
How Kane County Compares
Median Annual Property Tax
Kane County
2.39%
Effective rate
Illinois Avg
1.90%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Kane County, Illinois?
How much are property taxes in Kane County?
How does Kane County compare to the Illinois average?
What is the median home value in Kane County, Illinois?
Why is Kane County property tax rate higher than the Illinois average?
How does Kane County rank for property taxes in Illinois?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in Illinois
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.