Self-Employment Tax Calculator

Quickly calculate your Social Security and Medicare taxes as a freelancer or independent contractor.

Calculations are based on 2026 self-employment tax rates (15.3%) and simplified state income taxes. Estimates are for informational purposes only.

Self-Employment Tax Summary

Net Profit:
Self-Employment Tax (15.3%):
Deductible SE Tax (50%):
Federal Taxable Income:
State Income Tax:
Total Estimated Tax:

Frequently Asked Questions

Self-employment tax includes Social Security and Medicare contributions for freelancers and independent contractors. The current rate is 15.3%.

Yes. Legitimate business expenses reduce your net income and overall self-employment tax.

State income tax depends on your resident state. Some states like Texas and Florida have no personal income tax.

If you expect to owe $1,000 or more, quarterly estimated payments are required.

This calculator provides estimates based on 2026 SE tax rates and simplified state rates, but it does not replace professional tax advice.