Self-Employment Tax Calculator
Estimate self-employment tax for freelancers, contractors, and sole proprietors.
The calculator shows Social Security, Medicare, total SE tax, and the deductible half of SE tax.
Estimated self-employment tax$11,304
Social Security portion$9,161
Medicare portion$2,143
Deductible half$5,652
| SE taxable income | $73,880 | Net income multiplied by 92.35% |
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Assumptions
- Additional Medicare tax and income tax are not included in this specific SE tax estimate.
How this calculator works
Formula used
SE tax generally applies 15.3% to 92.35% of net self-employment income, with Social Security capped at the wage base.
Example calculation
A contractor with $80,000 net SE income pays both employee and employer portions through self-employment tax.
Self-Employment Tax Calculator FAQ
Are these tax calculators official IRS tools?
No. These calculators are educational estimators for U.S. planning. They do not replace IRS forms, payroll software, a CPA, or legal advice.
Why might my actual paycheck or tax bill be different?
Actual results can change because of credits, pre-tax benefits, local taxes, payroll timing, itemized deductions, employer setup, and updated federal or state rules.