California State Income Tax Overview
California (CA) state income tax rate: 13.3% (graduated rate system)
California Income Tax Brackets (2026)
1% on income up to $10,412; then 2%, 4%, 6%, 8%, 9.3%, 10.3%, 11.3%, 12.3% brackets; 13.3% on income over $1,000,000 (includes 1% Mental Health Services surtax)
California has the highest state income tax rate in the US at 13.3% on income over $1 million. The standard top rate of 12.3% kicks in at $677,275 (single). NYC residents also pay city tax; California has no separate city income tax outside of limited cases.
Median Household Income in California
The median household income in California is $84,097. California's high median income reflects its tech economy, but the high cost of living erodes purchasing power. High earners face combined federal + state marginal rates exceeding 50%.
How to Use This Calculator for California
- Enter your gross income and filing status
- The calculator applies California's graduated income tax rate of up to 13.3%
- Subtract your standard deduction and any applicable credits
- Review your estimated state and federal tax liability
Frequently Asked Questions
What is the California state income tax rate?
California has a graduated income tax with a top rate of 13.3%. 1% on income up to $10,412; then 2%, 4%, 6%, 8%, 9.3%, 10.3%, 11.3%, 12.3% brackets; 13.3% on income over $1,000,000 (includes 1% Mental Health Services surtax).
How does California's income tax compare to the national average?
California's top income tax rate of 13.3% applies to a graduated rate system. California has the highest state income tax rate in the US at 13.3% on income over $1 million. The standard top rate of 12.3% kicks in at $677,275 (single). NYC residents also pay city tax; California has no separate city income tax outside of limited cases.
What is the median household income in California?
The median household income in California is $84,097. California's high median income reflects its tech economy, but the high cost of living erodes purchasing power. High earners face combined federal + state marginal rates exceeding 50%.
Is this state income tax calculator free to use for California?
Yes, this state income tax calculator is 100% free with no signup required. It includes California-specific tax rates and calculates your estimated state and federal tax liability instantly.