California Income Tax Calculator
FinanceCalculate your California state income tax using the current progressive bracket structure, including the Mental Health Services surtax above $1 million.
California Income Tax Owed
Your estimated California state income tax (Single/MFS filer brackets), including the additional 1% Mental Health Services surtax on income above $1,000,000.
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Frequently Asked Questions
What are California's income tax brackets?
California uses 9 progressive brackets ranging from 1% (income up to $11,079) to 12.3% (income above $742,953), based on 2025 Single-filer thresholds. An additional 1% Mental Health Services surtax applies to taxable income above $1,000,000, pushing the effective top marginal rate to 13.3%.
Are these tax figures always current?
Tax rates, brackets, and thresholds are set by government authorities and typically change at least annually. This calculator is for estimation only -- always verify current figures with the relevant official tax authority before making financial decisions.
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