Free US Sales Tax Calculator 2026 — All 50 States
Calculate sales tax for any US state instantly. US sales tax rates vary widely by state — from 0% in Oregon, Montana, New Hampshire, Delaware, and Alaska to 7.25% in California. Most states have combined state + local rates between 6% and 10%. Enter your purchase amount and state to get the exact tax amount and total price. No sign-up required — your data never leaves your browser. Works instantly on desktop, tablet, and mobile. Completely free with no daily usage limits, no watermarks, and no account needed. Trusted by students, professionals, and businesses worldwide. FixFlowHub is a browser-based toolbox with 120+ free utilities covering PDF, image, text, calculator, and productivity tools.
Frequently Asked Questions
Which US states have no sales tax?
5 US states have no state sales tax: Oregon, Montana, New Hampshire, Delaware, and Alaska. However, some Alaskan cities have local sales taxes. If you live in these states, you only pay sales tax on items shipped from states with reciprocal agreements.
What is the highest sales tax in the US?
California has the highest state sales tax rate at 7.25%. When combined with local district taxes, some California locations have total rates as high as 10.75%. Tennessee and Louisiana have high combined rates over 9.5% as well.
How is sales tax calculated?
Sales tax = purchase price × (tax rate ÷ 100). For example, a $100 item in a state with 8% sales tax: $100 × 0.08 = $8 tax, so the total is $108. Our calculator does this automatically for all 50 US states.