How do I calculate sales tax?

Multiply the pre-tax price by the tax rate (as a decimal). For example, a $100 item with 8% sales tax: $100 × 0.08 = $8 tax, total = $108.

How do I remove tax from a total price?

Divide the total price by (1 + tax rate). For example, $108 ÷ 1.08 = $100 pre-tax price. Use the Remove Tax mode above for instant calculation.

Which US states have no sales tax?

Five states have no state sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon. However, Alaska allows local sales taxes, so some areas may still charge tax.

What is the difference between sales tax and VAT?

Sales tax is charged only at the final point of sale to the consumer. VAT (Value Added Tax) is charged at every stage of production and distribution. The US uses sales tax; most other countries use VAT.

Do I need to charge sales tax for online sales?

Yes, in most cases. Following the 2018 South Dakota v. Wayfair Supreme Court decision, US states can require online sellers to collect sales tax even without a physical presence in that state.

Free Sales Tax Calculator Online

Add or remove sales tax for all 50 US states plus DC and major world economies. Auto-fill rates by region and total multiple items in the bulk calculator with CSV export.

Pre-tax price ($)

Tax rate (%)

US state

Country (VAT / GST)

Total with tax

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Pre-tax price: —
Tax amount: —
Total: —

Calculate tax for multiple items

Item	Price	Tax %	Tax	Total
Totals	—		—	—

Up to 20 items.

Tax rates shown are approximate averages for 2024. Actual rates vary by city and county. Consult your tax advisor for precise rates applicable to your business.

Frequently Asked Questions

How do I calculate sales tax?: Multiply the pre-tax price by the tax rate (as a decimal). For example, a $100 item with 8% sales tax: $100 × 0.08 = $8 tax, total = $108.
How do I remove tax from a total price?: Divide the total price by (1 + tax rate). For example, $108 ÷ 1.08 = $100 pre-tax price. Use the Remove Tax mode above for instant calculation.
Which US states have no sales tax?: Five states have no state sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon. However, Alaska allows local sales taxes, so some areas may still charge tax.
What is the difference between sales tax and VAT?: Sales tax is charged only at the final point of sale to the consumer. VAT (Value Added Tax) is charged at every stage of production and distribution. The US uses sales tax; most other countries use VAT.
Do I need to charge sales tax for online sales?: Yes, in most cases. Following the 2018 South Dakota v. Wayfair Supreme Court decision, US states can require online sellers to collect sales tax even without a physical presence in that state.