US Sales Tax Calculator

Quickly find the sales tax for any purchase in the United States. Select your state to auto-fill the current base rate, or enter a custom rate for local districts.

Purchase Amount ($)*

Select State

Custom Tax Rate (%)

Local/City Tax (%)

Total = Price + (Price × (State Rate + Local Rate))

Texas purchase of $100: State tax (6.25%) + Local (2%) = $8.25 tax. Total = $108.25

Which states have no sales tax?

Five states do not have a statewide sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon.

How do local taxes affect the total sales tax?

This calculator uses the state-level base rate. Many cities and counties add their own local taxes on top of the state rate. For example, New York State is 4%, but New York City adds 4.875%, making the total 8.875%.

How do I calculate US sales tax manually?

Multiply the item price by the tax rate (as a decimal). Formula: Total = Price + (Price × Rate). If an item costs $100 and the tax is 7%, the total is $107.

Is the sales tax rate for California 7.25%?

Yes, California has the highest state-level base rate in the US at 7.25%. With local taxes, it can exceed 10% in some areas.

🔗 Related Calculators

📐 Formula

Total = Price + (Price × (State Rate + Local Rate))

📝 Example Calculation

Texas purchase of $100: State tax (6.25%) + Local (2%) = $8.25 tax. Total = $108.25

❓ Frequently Asked Questions

Which states have no sales tax?▼

Five states do not have a statewide sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon.

How do local taxes affect the total sales tax?▼

How do I calculate US sales tax manually?▼

Multiply the item price by the tax rate (as a decimal). Formula: Total = Price + (Price × Rate). If an item costs $100 and the tax is 7%, the total is $107.

Is the sales tax rate for California 7.25%?▼

Yes, California has the highest state-level base rate in the US at 7.25%. With local taxes, it can exceed 10% in some areas.