How much is the quarterly tax for freelancers in California?

Freelancers in California pay federal self-employment tax (15.3% on net self-employment income), federal income tax based on their bracket, and 9.30% California state income tax. Use the calculator above to get your specific estimate.

When are quarterly taxes due in California?

California generally follows the federal quarterly estimated tax schedule: April 15, June 17, September 16, and January 15 of the following year.

State Tax: 9.30%

California Quarterly Tax Calculator 2026

California has the highest state income tax in the US, with rates up to 13.3%. Most freelancers fall in the 6–9.3% range. Quarterly payments required if you expect to owe $500 or more.

Read our full California freelancer tax guide →

Quick Answer

Freelancers in California pay federal self-employment tax (15.3% on net income), federal income tax, and 9.30% California state income tax. Use the calculator below to estimate your quarterly payment.

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Tax Information Notice

This content is for informational and educational purposes only. It does not constitute tax, legal, or financial advice. Tax laws change frequently. Always consult a qualified CPA or Enrolled Agent for your specific situation.

Tax Information Notice