Idaho sales tax

Statewide base 6%. Typical combined (state + average local)6.03%. 2025 typical combined was 6.027%.

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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 Idaho

Statewide 6%. Local add-ons are uncommon on a population-weighted basis.

Destination-based for most sales (high-level).

Use the typical-local checkbox to apply 6.03%instead of the 6% base. Or type a custom local from a city rate sheet. Highest local add-on reported in the 2026 table is 3%.

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