California State Tax Calculator 2025

Calculate your California state income tax, State Disability Insurance (SDI), and Employment Training Tax (ETT) with the latest 2025 tax rates and brackets.

California State Tax Calculator

Enter your income and filing information to calculate CA state taxes

California Tax Brackets & Rates (2025)

Single Filers

Tax Rate Income Range Tax Owed
1% $0 - $10,099 1% of income
2% $10,100 - $23,942 $101 + 2% of excess
4% $23,943 - $37,788 $378 + 4% of excess
6% $37,789 - $52,455 $932 + 6% of excess
8% $52,456 - $66,295 $1,812 + 8% of excess
9.3% $66,296 - $338,639 $2,919 + 9.3% of excess
10.3% $338,640 - $406,364 $28,246 + 10.3% of excess
11.3% $406,365 - $677,278 $35,222 + 11.3% of excess
12.3% $677,279+ $65,835 + 12.3% of excess

Married Filing Jointly

Tax Rate Income Range Tax Owed
1% $0 - $20,198 1% of income
2% $20,199 - $47,884 $202 + 2% of excess
4% $47,885 - $75,576 $756 + 4% of excess
6% $75,577 - $104,910 $1,864 + 6% of excess
8% $104,911 - $132,590 $3,624 + 8% of excess
9.3% $132,591 - $677,278 $5,838 + 9.3% of excess
10.3% $677,279 - $812,728 $56,492 + 10.3% of excess
11.3% $812,729 - $1,354,556 $70,444 + 11.3% of excess
12.3% $1,354,557+ $131,670 + 12.3% of excess

Head of Household

Tax Rate Income Range Tax Owed
1% $0 - $20,198 1% of income
2% $20,199 - $47,884 $202 + 2% of excess
4% $47,885 - $61,730 $756 + 4% of excess
6% $61,731 - $76,397 $1,310 + 6% of excess
8% $76,398 - $90,240 $2,190 + 8% of excess
9.3% $90,241 - $362,581 $3,297 + 9.3% of excess
10.3% $362,582 - $435,097 $28,635 + 10.3% of excess
11.3% $435,098 - $725,162 $36,102 + 11.3% of excess
12.3% $725,163+ $68,839 + 12.3% of excess

Married Filing Separately

Tax Rate Income Range Tax Owed
1% $0 - $10,099 1% of income
2% $10,100 - $23,942 $101 + 2% of excess
4% $23,943 - $37,788 $378 + 4% of excess
6% $37,789 - $52,455 $932 + 6% of excess
8% $52,456 - $66,295 $1,812 + 8% of excess
9.3% $66,296 - $338,639 $2,919 + 9.3% of excess
10.3% $338,640 - $406,364 $28,246 + 10.3% of excess
11.3% $406,365 - $677,278 $35,222 + 11.3% of excess
12.3% $677,279+ $65,835 + 12.3% of excess

Additional California Taxes (2025)

State Disability Insurance (SDI)

California State Disability Insurance provides partial wage replacement for eligible workers.

Rate: 0.9% of wages
Wage Base: $153,164 (2025)
Maximum Annual: $1,378.48
Employment Training Tax (ETT)

Employer-paid tax to fund job training programs (employee reference only).

Rate: 0.1% of wages
Wage Base: $7,000 per employee
Maximum Annual: $7.00 per employee
Mental Health Tax

Additional 1% tax on income over $1 million for mental health services.

Rate: 1% additional
Threshold: $1,000,000+ income
Applies to: All filing statuses

California Tax Deductions (2025)

Standard Deductions

Single Filers

Standard deduction amount for single taxpayers

$5,202
Married Filing Jointly

Standard deduction for married couples filing together

$10,404
Married Filing Separately

Standard deduction for married filing separately

$5,202
Head of Household

Standard deduction for head of household filers

$10,726

Itemized Deductions

State and Local Taxes (SALT)

California allows full deduction of state and local taxes paid

No $10,000 limit (unlike federal)
Mortgage Interest

Interest on qualified residence loans

Up to $1,000,000 loan amount
Charitable Contributions

Donations to qualified charitable organizations

Subject to AGI limitations
Medical Expenses

Qualified medical expenses exceeding threshold

Over 7.5% of AGI

California-Specific Credits

Earned Income Tax Credit

California EITC for low to moderate income workers

Up to $3,417 (2025)
Child and Dependent Care Credit

Credit for qualifying child and dependent care expenses

Up to $1,050 per child
Renter's Credit

Credit for qualified renters

$60 - $120 based on income
Senior Exemption Credit

Additional exemption for taxpayers 65 and older

$154 per qualifying person

Tax Planning Strategies

Retirement Contributions

401(k), IRA, and other retirement plan contributions

Reduces California taxable income
Health Savings Account (HSA)

Pre-tax contributions to qualified HSA plans

Triple tax advantage in California
Flexible Spending Account (FSA)

Pre-tax dollars for medical and dependent care

Use-it-or-lose-it rules apply
State Tax Withholding

Optimize withholding to avoid penalties

90% safe harbor rule

Frequently Asked Questions About California State Taxes

California's highest marginal tax rate is 13.3% for income over $1 million, which includes a 1% Mental Health Services Tax. This makes California one of the highest-taxed states in the US.

California State Disability Insurance (SDI) is 0.9% of wages up to $176,069 in 2025, with a maximum annual contribution of $1,584.62. SDI provides partial wage replacement for eligible workers who are unable to work due to non-work-related illness or injury.

California residents must file a state tax return if their gross income exceeds the filing thresholds: Single - $20,283, Married Filing Jointly - $40,566, Head of Household - $26,291 for 2025.

Yes, California allows full deduction of state and local taxes (SALT) without the $10,000 federal limit. This includes property taxes, state income taxes from other states, and local taxes.

Important California Tax Disclaimer

This calculator provides estimates based on 2025 California tax rates and brackets. Actual tax liability may vary based on specific circumstances, deductions, credits, and other factors. California tax law is complex and subject to change. For accurate tax planning and filing, consult with a qualified tax professional or use official California Franchise Tax Board resources. This calculator is for informational purposes only and should not be considered tax advice.