California Tax Calculator 2025
California has progressive income tax rates from 1% to 12.3% (plus 1% mental health surcharge for income over $1M).
Enter your total annual income before taxes
Disclaimer: This calculator provides estimates only and should not be considered professional tax advice. Calculations include the 2024 standard deduction and 2025 FICA rates. Tax laws change frequently. Consult a certified tax professional for personalized guidance.
How California Income Tax Works
California has one of the most progressive state income tax systems in the United States, with rates ranging from 1% to 12.3% (plus an additional 1% mental health services tax for income over $1 million).
2025 California Tax Brackets
California uses a progressive tax system with 9 tax brackets. As your income increases, you move into higher tax brackets, but only the income in each bracket is taxed at that rate.
Who Must File California Taxes?
- Full-year California residents
- Part-year residents (prorated based on time in CA)
- Nonresidents with California source income
Frequently Asked Questions
When are California taxes due in 2025?
California state tax returns are due April 15, 2025, the same as federal tax returns. Extensions are available until October 15, 2025.
Does California tax Social Security benefits?
No, California does not tax Social Security retirement benefits.