Illinois has a flat 4.95 percent individual income tax rate. Illinois has a 9.50 percent corporate income tax rate (7 percent plus a 2.5 percent personal property replacement tax), a 6.25 percent state sales tax rate, and an average combined state and local sales tax rate of 8.96 percent. Illinois has a 1.88 percent effective property tax rate on owner-occupied housing value. Illinois has an estate tax. Illinois’s gas tax is 66.4 cents per gallon, and its cigarette excise tax is $2.98 per pack of 20 cigarettes.
Illinois raises tax revenue primarily through property taxes (32.3 percent of total state and local tax revenue), individual income taxes (20.7 percent), and other taxes (20.0 percent). Illinois collects $8,339 in state and local tax collections per capita, carries $10,363 in state and local debt per capita, and has a 54 percent funded ratio of public pension plans. Illinois’s tax system ranks 38th overall on the 2026 State Tax Competitiveness Index.
Each state’s tax code is a multifaceted system with many moving parts, and Illinois is no exception. Use the tabs below to compare Illinois taxes with other states and to see how Illinois raises tax revenue. You can also browse our tax maps, which are compiled from our annual publication, Facts & Figures 2026: How Does Your State Compare?
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The State Tax Competitiveness Index enables policymakers, taxpayers, and business leaders to gauge how their states’ tax systems compare. While there are many ways to show how much state governments collect in taxes, the Index evaluates how well states structure their tax systems and provides a road map for improvement.
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Facts & Figures serves as a one-stop state tax data resource that compares all 50 states on over 40 measures of tax rates, collections, burdens, and more.
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Individual income taxes are a major source of state government revenue, accounting for more than a third of state tax collections. How do income taxes compare in your state?
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Retail sales taxes are an essential part of most states’ revenue toolkits, responsible for nearly a quarter of combined state and local tax collections.
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Forty-four states levy a corporate income tax, with top rates ranging from a 2 percent flat rate in North Carolina to an 11.5 percent top marginal rate in New Jersey. Four states—Georgia, Nebraska, North Carolina, and Pennsylvania—reduced their corporate income tax rates effective January 1, 2026.
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Property taxes are the primary tool for financing local governments. While no taxpayers in high-tax jurisdictions will be celebrating their yearly payments, property taxes are largely rooted in the benefit principle of taxation: the people paying the property tax bills are most often the ones benefiting from the services.
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The vaping industry has grown rapidly in recent decades, becoming a well-established product category and a viable alternative to cigarettes for those trying to quit smoking. US states levy a variety of tax structures on vaping products.
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Different layers of taxation on production and distribution combine to make up about 40 percent of the retail price of beer.
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Newer products like spirits-based hard seltzers and ready-to-drink cocktails have fueled growth, while also blurring the lines of a categorical tax system. The result has been a spirited competition throughout the alcohol industry for market share, including calls to reform tax policy.
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Gross receipts taxes impose costs on consumers, workers, and shareholders alike. Shifting from these economically damaging taxes can thus be a part of states’ plans for improving their tax codes in an increasingly competitive tax landscape.
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Gas tax revenues have decoupled from road expenses and have been unable to support road funding in recent years. As such, states nationwide are exploring ways to supplement or replace gas tax revenues.
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At the end of 2025, the individual tax provisions in the Tax Cuts and Jobs Act (TCJA) expire all at once. Without congressional action, most taxpayers will see a notable tax increase relative to current policy in 2026.
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States have generally tried to encourage capital investment. Throwback and throwout rules are an unfortunate example of penalizing it.
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Here’s how much NFL players can expect to pay in state and local income taxes—to all relevant states—at multiple salary levels, by team.
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One relatively easy but meaningful step policymakers can take to make future tax seasons less burdensome is to modernize their state’s nonresident income tax filing, withholding, and reciprocity laws.
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Facts & Figures serves as a one-stop state tax data resource that compares all 50 states on over 40 measures of tax rates, collections, burdens, and more.
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