Self-Employment Tax Calculator

Use our free self-employment tax calculator to estimate your SECA tax liability. Freelancers and self-employed individuals pay both the employer and employee portions of Social Security and Medicare taxes.

Financial

Currency

Net Self-Employment Income

Filing Status

SE Tax Deduction (%)

Formula

Self-employment tax is the self-employed person's equivalent of FICA taxes. You pay both the employer and employee portions of Social Security and Medicare, totaling 15.3% of 92.35% of your net self-employment income.

SE taxable = Net income x 92.35%; SE tax = SS (12.4%) + Medicare (2.9%); Deductible = 50% of SE tax

Percentage: The percentage value you want to apply

Number: The original number or value

Result: The calculated result

How It Works

1Enter your net self-employment income (after business deductions).
2Select your filing status.
3Enter the SE tax deduction percentage (typically 50%).
4The calculator shows Social Security, Medicare, and total SE tax.

Examples

$80,000 net self-employment income, single

1.SE taxable income: $80,000 x 92.35% = $73,880
2.Social Security: $73,880 x 12.4% = $9,161
3.Medicare: $73,880 x 2.9% = $2,143
4.Total SE tax: $11,304
5.Deductible portion: $5,652

Result: $11,304 SE tax

Frequently Asked Questions

The 92.35% factor accounts for the equivalent of the employer's deduction. Self-employed individuals can deduct the employer-equivalent portion of SE tax, so only 92.35% of net income is subject to SE tax.

Yes. You can deduct 50% of your self-employment tax as an adjustment to income on your federal tax return. This reduces your AGI and thus your income tax.

Yes. Social Security tax (12.4%) applies only to the first $168,600 of net SE income (2024). Medicare tax (2.9%) applies to all net SE income with no cap.

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Self-Employment Tax Guide

CalculateMe Team

Last updated: 2026-07-17

Frequently Asked Questions

Yes. You can deduct 50% of your self-employment tax as an adjustment to income on your federal tax return. This reduces your AGI and thus your income tax.

Yes. Social Security tax (12.4%) applies only to the first $168,600 of net SE income (2024). Medicare tax (2.9%) applies to all net SE income with no cap.

Self-Employment Tax Calculator

Formula

How It Works

Examples

$80,000 net self-employment income, single

Frequently Asked Questions

Why is 92.35% used for SE tax calculation?

Can I deduct self-employment tax from my income?

Is there a cap on Social Security tax?

Related Calculators

Related Articles

Self-Employment Tax Calculator

Formula

How It Works

Examples

$80,000 net self-employment income, single

Frequently Asked Questions

Why is 92.35% used for SE tax calculation?

Can I deduct self-employment tax from my income?

Is there a cap on Social Security tax?

Related Calculators

Related Articles