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countyhomecosts

Illinois— Property Tax & Closing Costs

Illinois property tax by county

Property tax rates, median home values, and closing cost estimates for all 102 counties in Illinois. The average effective rate across the state is 1.80%, ranking Illinois 3 of 51 (highest property taxes nationally). Data is sourced from the US Census Bureau American Community Survey 2024 5-year estimates.

Average rate

1.80%

across 102 counties

National rank

#3

of 51states & DC

Median home value

$134,650

county median in state

Rate range

0.96%2.58%

Hardin CountyLake County

Lowest property tax rates in Illinois

The five Illinois counties with the lowest effective property tax rates, useful for buyers comparing total cost of ownership across the state.

CountyRate
Hardin County0.96%
Pulaski County1.02%
Pope County1.03%
Lawrence County1.19%
Johnson County1.24%

Highest property tax rates in Illinois

The five Illinoiscounties with the highest effective property tax rates. High rates often reflect strong school district funding or municipal services rather than weakness — but they materially change a buyer's monthly carrying cost.

CountyRate
Lake County2.58%
DeKalb County2.45%
Stephenson County2.40%
Winnebago County2.39%
Kendall County2.37%

All 102 counties in Illinois

Effective property tax rate, median home value, and median annual taxes paid for every county in Illinois. Click a county to open its full property tax calculator and closing cost breakdown.

CountyRate
Adams County1.58%
Alexander County1.81%
Bond County1.88%
Boone County2.18%
Brown County1.52%
Bureau County2.01%
Calhoun County1.39%
Carroll County1.99%
Cass County2.02%
Champaign County2.06%
Christian County1.64%
Clark County1.56%
Clay County1.43%
Clinton County1.83%
Coles County1.94%
Cook County1.91%
Crawford County1.49%
Cumberland County1.59%
De Witt County1.78%
DeKalb County2.45%
Douglas County1.70%
DuPage County2.05%
Edgar County1.45%
Edwards County1.45%
Effingham County1.49%
Fayette County1.45%
Ford County2.12%
Franklin County1.57%
Fulton County2.14%
Gallatin County1.57%
Greene County1.75%
Grundy County1.99%
Hamilton County1.33%
Hancock County1.81%
Hardin County0.96%
Henderson County1.58%
Henry County1.99%
Iroquois County1.82%
Jackson County1.84%
Jasper County1.95%
Jefferson County1.70%
Jersey County1.76%
Jo Daviess County1.72%
Johnson County1.24%
Kane County2.26%
Kankakee County2.21%
Kendall County2.37%
Knox County1.96%
Lake County2.58%
LaSalle County2.11%
Lawrence County1.19%
Lee County1.97%
Livingston County2.04%
Logan County1.77%
Macon County2.12%
Macoupin County1.50%
Madison County1.92%
Marion County1.71%
Marshall County1.94%
Mason County2.09%
Massac County1.40%
McDonough County2.13%
McHenry County2.36%
McLean County2.17%
Menard County1.72%
Mercer County1.96%
Monroe County1.63%
Montgomery County1.68%
Morgan County1.76%
Moultrie County1.80%
Ogle County2.05%
Peoria County2.24%
Perry County1.60%
Piatt County1.81%
Pike County1.54%
Pope County1.03%
Pulaski County1.02%
Putnam County1.57%
Randolph County1.43%
Richland County1.58%
Rock Island County2.28%
Saline County1.69%
Sangamon County1.99%
Schuyler County1.78%
Scott County1.50%
Shelby County1.50%
St. Clair County2.03%
Stark County1.69%
Stephenson County2.40%
Tazewell County2.11%
Union County1.30%
Vermilion County1.81%
Wabash County1.41%
Warren County1.81%
Washington County1.87%
Wayne County1.49%
White County1.34%
Whiteside County2.04%
Will County2.24%
Williamson County1.72%
Winnebago County2.39%
Woodford County2.13%

Source: US Census Bureau American Community Survey 2024 5-year estimates, tables B25077 (median home value) and B25103 (median real estate taxes paid). Effective rate is computed as median taxes paid divided by median home value at the county level and represents the typical owner-occupied home — actual bills vary by purchase price, exemptions, and special assessments.