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- California's state income tax is progressive, with nine brackets ranging from 1% to 12.3% based on taxable income and filing status.
- Income above $1 million is subject to an additional 1% Mental Health Services Tax, pushing the top effective rate to 13.3%.
- California taxes are marginal, meaning each bracket's rate applies only to the portion of income within that range, not to total earnings.
- For 2026, the standard deduction is $5,706 for single/married-filing-separately filers and $11,412 for married-filing-jointly, head of household, or surviving spouse filers.
- Tax brackets differ by filing status (single, married filing jointly, head of household) and are adjusted annually for inflation.
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Book a Free ConsultationThe income thresholds for each California tax bracket in 2023 -2024 variants. The lowest tax rate of 1% applies to taxable income up to $9,867, while the highest tax rate of 13.3% is imposed on taxable income over $10,000,000.
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