Massachusetts Quarterly Tax Calculator 2026
Massachusetts has a flat 5% income tax rate, plus a 4% millionaires surtax on income over $1 million. Quarterly payments required if you expect to owe $400 or more.
Read our full Massachusetts freelancer tax guide →Quick Answer
Freelancers in Massachusetts pay federal self-employment tax (15.3% on net income), federal income tax, and 5.00% Massachusetts state income tax. Use the calculator below to estimate your quarterly payment.
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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
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.