County property tax calculator
Property Tax Calculator for Kendall County
Kendall County carries one of the heaviest property tax loads in the country. At 2.528%, the effective rate runs well above the 1.07% US average — a gap that shows up every month in escrow. On the county's median home value of $298,900, the annual tax bill comes to $7,556, or roughly $630 per month paid through the mortgage servicer. Buyers relocating from lower-tax states often notice the difference in their first escrow analysis. Local services funded by property tax — schools, roads, emergency response — tend to reflect the higher rate, but so does the buyer's monthly carrying cost. Anyone considering a purchase here should factor the tax load into affordability math before the offer. Kendall County sits above the Illinois state median, placing it in the premium tier for the region. A median home value of $298,900 reflects demand for the area's access to jobs, schools, or lifestyle. Buyers here face a market where list prices move quickly and competition can push offers above asking. Financing still works within conventional loan limits in most cases, but buyers should model the full monthly cost — principal, interest, tax, insurance, and any HOA — before committing. The premium pricing means less room for surprises in the budget. Long-term ownership here tends to reward buyers who plan conservatively and hold through market cycles.
Property Tax Details
National average is 1.07%
Used to project future tax burden
Annual Property Tax
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Insights
Property Tax Landscape in Kendall County
Kendall County's 2.528% effective rate runs well above Illinois's statewide average of 2.05%. That 0.478 percentage-point gap equals roughly $1,429 per year on a median-valued home — a meaningful line item for buyers comparing jurisdictions. The county's higher rate typically funds a combination of local school, municipal, and county services that may not be fully covered by state transfers. Buyers relocating from other parts of Illinois or from lower-tax states should include this in their affordability model. The differential compounds over the life of the loan, so long-term owners in this county pay materially more tax than their counterparts elsewhere in the state. Within Illinois, Kendall County ranks as the 3th highest of 102 counties by effective property tax rate.
Kendall County sits above the Illinois state median, placing it in the premium tier for the region. A median home value of $298,900 reflects demand for the area's access to jobs, schools, or lifestyle. Buyers here face a market where list prices move quickly and competition can push offers above asking. Financing still works within conventional loan limits in most cases, but buyers should model the full monthly cost — principal, interest, tax, insurance, and any HOA — before committing. The premium pricing means less room for surprises in the budget. Long-term ownership here tends to reward buyers who plan conservatively and hold through market cycles. Median household income in Kendall County sits above the Illinois state average at $110,474, supporting broader access to conventional loan products and stronger debt-to-income profiles at the lender level. The price-to-income ratio of 2.7x reflects a balanced profile for the region — median-income buyers have reasonable access to the market. Median gross rent runs $1,763 per month, giving renters a baseline to compare against ownership costs in the same market.
Property Tax Scenarios — Kendall County
For a market where median homes run above the state average, tax scales linearly with home value. The five scenarios below map the range from entry-level pricing to premium listings, showing annual tax, monthly escrow, and ten-year totals at the county's effective rate.
| Home Value | Annual Tax | Monthly Escrow | 10-Year Total |
|---|---|---|---|
| $150,000 | $3,792 | $316 | $37,920 |
| $225,000 | $5,688 | $474 | $56,880 |
| $300,000 | $7,584 | $632 | $75,840 |
| $450,000 | $11,376 | $948 | $113,760 |
| $600,000 | $15,168 | $1,264 | $151,680 |
Frequently asked questions
The questions below cover the most common concerns for buyers entering a high-property-tax jurisdiction. Each answer is grounded in Kendall County's own rate, median home value, and Census-reported income figures.
What is the property tax rate in Kendall County?
Kendall County has an effective property tax rate of 2.528%, one of the highest in the country (national average: 1.07%). On a median home of $298,900, that's about $7,556 per year, or $630 monthly through escrow.
How much are property taxes on a home in Kendall County?
At the county median of $298,900, annual property taxes run roughly $7,556, collected through mortgage escrow at about $630 per month.
How does Kendall County compare to Illinois?
Kendall County's 2.528% rate is substantially above Illinois's statewide average of 2.05%. The difference equals about $1,429 per year on a median home.
What is the median income in Kendall County?
Median household income in Kendall County is $110,474 (Census ACS 2023). Median gross rent runs $1,763 per month.
Are property taxes deductible in Kendall County?
Yes, property taxes are deductible on federal returns when you itemize, subject to the SALT cap ($10,000 for most filers). Kendall County homeowners paying $7,556 annually may benefit if their combined state and local tax burden exceeds the standard deduction.
How are property taxes calculated in Kendall County?
The county assessor multiplies your home's assessed value by the local tax rate. On a $298,900 home at the county's effective rate of 2.528%, the annual bill is approximately $7,556.
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Disclaimer: This calculator and the content on this page are for educational purposes only. They do not constitute financial, legal, or tax advice. Rates, loan limits, and eligibility criteria vary by lender, location, and borrower profile. Always consult a licensed financial professional before making borrowing decisions. CalcPier is independent and not affiliated with any lender listed on this page.
