US State Income Tax Calculator
Estimate combined US federal and state income tax. Includes bracket models for California, New York, New Jersey, and flat-rate states.
Processed locally in your browser
Country-specific calculator. Amounts stay in United States (USD) even if you change the header country.
How to Use
- Enter annual income and select your state.
- Choose filing status.
- Review federal, state, and total tax.
Frequently Asked Questions
Are local city taxes included?
No. NYC and other local income taxes are not included.
Estimates only, not tax advice. Rules vary by state and filing status. Consult IRS publications or a tax professional before filing.