Self-Employment Tax Calculator
Calculate your self-employment tax (Social Security + Medicare), income tax, and quarterly estimated payments. See the deductible half of SE tax, compare effective rates to W-2 employment, and plan your quarterly payment schedule.
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How to Use Self-Employment Tax Calculator
- 1Enter your gross self-employment income.
- 2Deduct business expenses.
- 3Select your filing status and other income.
- 4View SE tax, income tax, and quarterly payment amounts.
Frequently Asked Questions
SE tax is 15.3% on 92.35% of net self-employment income: 12.4% for Social Security (up to $168,600 in 2024) and 2.9% for Medicare. An additional 0.9% Medicare tax applies on income over $200,000.
Yes, you can deduct the employer-equivalent portion (half) of your SE tax when calculating adjusted gross income. This reduces your income tax but not the SE tax itself.
Quarterly payments are due: April 15 (Q1), June 15 (Q2), September 15 (Q3), and January 15 of the following year (Q4). You may owe penalties if you underpay estimated taxes.
The Self-Employment Tax Calculator is an online tool that lets you calculate self-employment tax and quarterly estimated payments. It is part of NexTool's collection of free tools designed to help you work faster and more efficiently.
Using the Self-Employment Tax Calculator is simple: visit the tool page, enter your data or input into the provided fields, and get instant results. Follow the controls on the page. Some functions require sign-in or a paid plan; see Pricing for limits.
The Free plan includes 10 tool uses per day. Some features require an account or a paid plan. Check the controls on the tool page and Pricing for the applicable limits.
Local calculations run in your browser. AI features, accounts, saved reports and external data requests use server services. Check the tool description and privacy policy for the relevant processing and storage.
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About Self-Employment Tax Calculator
Calculate your self-employment tax (Social Security + Medicare), income tax, and quarterly estimated payments. See the deductible half of SE tax, compare effective rates to W-2 employment, and plan your quarterly payment schedule.
Use the controls shown by Self-Employment Tax Calculator to generate and review your result. Available features and usage limits depend on your plan. Check the tool's instructions and privacy information before submitting data.
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