Property Tax 101

The median property tax (also known as real estate tax) in Rock Island County is $2,240.00 per year, based on a median home value of $111,700.00 and a median effective property tax rate of 2.01% of property value.

Rock Island County collects very high property taxes, and is among the top 25% of counties in the United States ranked by property tax collections. Of the one-hundred--two counties in Illinois, Rock Island County is ranked 24th by median property taxes, and 12th by median tax as percentage of home value.

• County Tax Comparison
• National Tax Comparison
• Other Illinois Counties
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24th out of 102 By median yearly property tax

12th out of 102 By percentage of median home value

21st out of 102 By percentage of median income

You can see how Rock Island County (highlighted in green) compares to the one-hundred--two other counties in Illinois with the bar chart above, sorted by median property tax in dollars. For a visual map of county property tax rates in Illinois, see our Illinois county property tax map.

Remember: Real estate prices also play a large part in which Illinois counties have the highest and lowest median property taxes. Higher-valued properties will generally have higher taxes, even if the median percentage of home value levied as property tax is different. For comparisons, you can also use Percentage Of Home Value.

Property tax assessments in Rock Island County are the responsibility of the Rock Island County Tax Assessor, whose office is located in Rock Island, Illinois.

If you need to pay your property tax bill, ask about a property tax assessment, look up the Rock Island County property tax due date, or find property tax records, visit the Rock Island County Tax Assessor's page. Applications for the Rock Island County homestead exemption, any property tax appeals, and applications for a current use tax reduction must also be submitted to the Rock Island County Assessor's Office.

For some properties, you can easily find the most recent tax assessment by looking up the property address with our property records search. You can also use our Rock Island County Property Tax Calculator to estimate your property tax based on median tax values (results open in new page).