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Belknap, Illinois property tax

Median property tax, home value and effective rate (Census 2020–2024)

Updated Oct 17, 2026, 1:57 AM ET
Effective property tax rate
0.49%

Homeowners in Belknap, Illinois paid a median $199 a year in property tax on a median home worth $40,700, an effective rate of about 0.49% (Census 2020–2024).

Census ACS 2020–2024 5-year medians

#3 lowest of 856Illinois places we cover

1.24%Johnson County overall
Median tax paid
$199
per year, 2020–24
Median home value
$40,700
owner-occupied
Effective rate
0.49%
tax ÷ value
Tax vs. income
0.3%
of $67,500 median household income
Owner costs
$-666,666,666/mo
median with a mortgage, incl. tax & insurance

Belknap vs county, state and US

Effective rate

Belknap0.49%
Johnson County1.24%
Illinois2.01%
United States0.94%

Median tax paid per year

Belknap$199
Johnson County$1,992
Illinois$5,298
United States$3,119

Tax on a home in Belknap

At the local 0.49% effective rate

Home valueEstimated yearly taxPer month
$150,000$733$61
$250,000$1,222$102
$350,000$1,711$143
$500,000$2,445$204

Buying a home in Johnson County? 2026 loan limits

Nearby and related

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020–2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax ÷ median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.

Frequently asked questions

What is the property tax rate in Belknap, Illinois?

Homeowners in Belknap, Illinois paid a median $199 a year in property tax on a median home worth $40,700, an effective rate of about 0.49% (Census 2020–2024).

How much is property tax on a $250,000 home in Belknap?

About $1,222 a year at the 0.49% median effective rate. Exemptions such as homestead can lower it.

Is property tax in Belknap higher than the rest of Illinois?

Belknap ranks #3 lowest of 856 Illinois places we track. The statewide effective rate is 2.01%. Johnson County overall is 1.24%.