Illinois sales tax

Statewide base 6.25%. Typical combined (state + average local)8.96%. 2025 typical combined was 8.89%.

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Pre-tax amount

Include typical local combined rateUses the Tax Foundation population-weighted average local, not your ZIP.

Optional custom local rate (%)Overrides the typical-local checkbox. Added on top of the statewide base.

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Notes for Illinois

In-state retailers generally use origin sourcing. Remote sellers shipping from outside Illinois typically use destination sourcing. Home-rule locals can be high (for example Chicago).

Often origin-based for in-state sellers. Remote sellers usually collect at destination.

Use the typical-local checkbox to apply 8.96%instead of the 6.25% base. Or type a custom local from a city rate sheet. Highest local add-on reported in the 2026 table is 4.75%.

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