How does California’s tax code compare? California has a graduated state individual income tax, with rates ranging from 1.00 percent to 13.30 percent. California has a 8.84 percent corporate income tax rate. California has a 7.25 percent state sales tax rate, a max local sales tax rate of 4.75 percent, and an average combined state and local sales tax rate of 8.85 percent. California has the highest gas tax rate in the nation at 77.90 cents per gallon. California’s tax system ranks 48th overall on our 2024 State Business Tax Climate Index.