Self Employment Tax Calculator - Calculate Tax Liability & Savings

Use this self-employment tax calculator to estimate your tax liability as a freelancer, contractor, or small business owner. Enter your net profit, income tax rate, social security rate, medicare rate, and deductions — the tool works for any country. This self-employed tax calculator gives you an accurate breakdown of your tax obligations and net earnings.

Self Employment Tax Calculator | Tax Rates & Deductions
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Net Income After Expenses —
Total Tax (Income + Self-Employment) —
Self-Employment Tax —
Income Tax —
Net Earnings After All Taxes —
Effective Tax Rate —

History — Self Employment Tax Calculator | Tax Rates & Deductions

# Time Net Profit Frequency Total Tax Net Earnings Action

Why Use This Self-Employment Tax Calculator

Running your own business means managing your own taxes. This self-employed tax calculator helps you:

  • 💰 Calculate Your Total Tax — see income tax + self-employment tax.
  • 📊 Understand Your Deductions — see the breakdown of all taxes.
  • 🌍 Works for Any Country — enter your own rates and caps.
  • 📈 Visualize Your Tax — see breakdown charts.
  • 📜 Track Your History — save, review, and export past calculations.
  • 🔒 100% Private — all calculations run locally.

How Self-Employment Tax Is Calculated

Net Income After Expenses = Net Profit − Business Expenses

Social Security Tax = (Net Income After Expenses capped at Social Security Cap) × Social Security Rate

Medicare Tax = Net Income After Expenses × Medicare Rate

Pension Contribution = Net Income After Expenses × Pension Rate

Income Tax = Net Income After Expenses × Income Tax Rate

Total Tax = Income Tax + Social Security Tax + Medicare Tax + Pension Contribution

Net Earnings = Net Income After Expenses − Total Tax

How to Use This Self-Employment Tax Calculator

  1. Select your account currency from the picker in the site header.
  2. Enter your net profit from self-employment.
  3. Select your pay frequency.
  4. Enter your income tax rate.
  5. Enter your social security rate.
  6. Enter your social security cap (if applicable).
  7. Enter your medicare rate.
  8. Enter your pension contribution rate (optional).
  9. Enter any business expense deductions.
  10. Enter any other deductions.
  11. View your results instantly — see your total tax, net earnings, and breakdown.

Self Employment Tax Calculator Frequently Asked Questions

What is self-employment tax?

Self-employment tax is the tax that self-employed individuals pay to fund social security, Medicare, and other state programs. It typically includes both the employee and employer portions of these contributions.

How is self-employment tax calculated?

Self-employment tax is calculated on your net profit from self-employment. In many countries, it includes social security and Medicare contributions at rates that may be higher than employee rates because you pay both shares.

Can I deduct business expenses?

You can deduct business expenses in the calculator, which reduces your net income subject to tax.

Does this calculator work for any country?

The calculator works for any country because you can enter your own tax rates, social security rates, and caps to match your local self-employment tax system.