Self-Employment Tax Embed (v1)

Estimate Social Security + Medicare on net profit. Runs in your browser — we don’t store inputs or show ads here.

Your business

Gross self-employment income ($/yr)

Business expenses ($/yr)

W-2 Social Security wages ($/yr) — 0 if none Your own W-2 Social Security wages (Box 3), used only for the Social Security cap. Do not replace with Box 5.

W-2 Medicare wages and tips ($/yr) — optionalEnter Box 5 separately when different. Blank assumes the Social Security wage input; old links keep that assumption. Include spouse Medicare wages if filing jointly. Adjusts Additional Medicare on self-employment income only; wage-side Additional Medicare is not included. IRS rules.

Filing status

Estimated self-employment tax (2026)

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Social Security (12.4%)

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Medicare + Additional Medicare, if applicable

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Deductible half

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Where your SE tax goes

Social Security vs. Medicare share

Educational estimate only — not tax advice and not e-file. Embed docs · Privacy · Widget v1

Self-employment tax (2026)

Your business

Where your SE tax goes