Illinois charges 4.95% flat state income tax. Use the hourly to salary calculator pre-loaded with Illinois rates.
Open Hourly to Salary Calculator →Converting an hourly rate to an annual salary in Illinois requires factoring in the flat 4.95% state tax on top of federal obligations. An hourly worker making $30/hour earns $62,400 annually, but the actual take-home depends heavily on Illinois's tax structure. This calculator translates your hourly rate into annual gross, annual net, and monthly take-home with Illinois tax rates pre-loaded.
Illinois levies a flat 4.95% state income tax on all taxable income regardless of how much you earn. This makes tax planning straightforward: for every additional dollar you earn, 4.95 cents goes to Illinois. Illinois does not impose local income taxes, so the 4.95% flat rate is the only state-level income tax you owe.
The table below shows what you actually keep at five salary levels in Illinois, accounting for federal tax, FICA, and Illinois's flat 4.95% state tax.
See how Illinois compares to other Midwest states. Each link takes you to the hourly to salary calculator landing page for that state.
For a comprehensive breakdown of Illinois’s tax structure, salary comparisons, cost-of-living analysis, and more, visit the full Illinois take-home pay page.