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LLC Self-Employment Tax Calculator

Enter your net business profit to estimate self-employment tax. For planning only.

Estimate for general information only — not financial, tax or legal advice. Always check the official figures (GOV.UK / HMRC) or speak to a qualified adviser before making decisions.

Members of an LLC taxed as a sole proprietor or partnership pay self-employment tax — 15.3% covering Social Security and Medicare — on 92.35% of net profit. Half of it is deductible against income tax.

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Frequently asked questions

What is the self-employment tax rate?

15.3% total (12.4% Social Security up to the annual cap, plus 2.9% Medicare) on 92.35% of net earnings.

Is this tax advice?

No — it's an estimate for planning. Consult a CPA for your exact liability and any S-corp election savings.