California Sales Tax Calculator
Estimate sales tax on any purchase in California. The calculator starts with the 8.99% average combined rate, and you can edit it for your city, county, or item type.
California Sales Tax Default Rate
California has a state-level sales tax of 7.25%. The average local rate is 1.74%, so this page uses 8.99% as the default combined estimate. Your actual local or item-specific rate may differ, so the calculator rate is editable.
State rate
7.25%
Avg. local rate
1.74%
Default combined rate
8.99%
Example: Sales Tax on a $100 Purchase in California
A $100 purchase taxed at the California average combined rate of 8.99% adds $8.99 in sales tax, making the total $108.99. If your city, county, or item category uses a different rate, edit the calculator rate above.
Default rates use Tax Foundation 2026 state and average local sales tax data. Local rates and exemptions can vary; verify exact filing rules with the California tax authority: https://www.cdtfa.ca.gov/