Finance
Self-Employment Tax Calculator
Use this self-employment tax calculator to estimate the Social Security and Medicare portion of self-employment tax on net business income. It is built for educational planning and cash-flow awareness, not for filing decisions or professional tax advice.
Estimated self-employment tax
$8,477.73
Simplified estimate using 92.35% of net earnings and standard Social Security and Medicare rates. Additional Medicare tax, wage interactions, and entity-specific rules are not included.
Estimate only. Actual self-employment tax can change with wage interactions, business structure, additional Medicare tax, and return-specific adjustments.
Net income entered
$60,000.00
Taxable earnings base
$55,410.00
Social Security portion
$6,870.84
Medicare portion
$1,606.89
Deductible half
$4,238.87
How this calculator works
This calculator starts with annual net self-employment income and applies a simplified self-employment tax framework. It uses 92.35% of net earnings as the working tax base, then estimates the Social Security and Medicare portions that commonly make up self-employment tax.
It does not attempt to calculate your full return. For the broader context, pair this tool with the self-employment tax guide and how to calculate federal income tax.
What the result means
The total self-employment tax estimate helps you see the extra layer that often surprises freelancers and contractors. The deductible half result is included because many people hear that concept before they understand where it fits in the return.
This is why the tool works best as a reserve-planning aid. It shows why net business income can produce a different tax feel than W-2 wages, even before the ordinary federal income tax calculation is finished.
Important limitations
This estimate does not include every real-world wrinkle. It does not handle entity-specific rules, Additional Medicare Tax, wage-base interactions with outside employment, state taxes, or specialized business circumstances.
The result is an educational estimate only. If you are filing for a real business, use this as a planning checkpoint and not as a final tax position.
When to use this calculator
Use this calculator when you are freelancing, contracting, or earning side-gig income and want a quick sense of how much of your net income may need to be set aside. It is especially useful before you build a reserve habit or compare contractor income to W-2 income.
Strong companion reads are the tax hub, common tax filing mistakes, tax refund calculator guide, what adjusted gross income is, taxable income vs. gross income, and federal income tax brackets if you are comparing multiple layers of tax.
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FAQs
Is self-employment tax the same as federal income tax?
No. Self-employment tax is a separate tax layer from ordinary federal income tax, even though both affect the year-end return.
Should I use net income or gross revenue here?
This calculator is designed for net self-employment income after ordinary business expenses, not raw top-line revenue.
Does this include every tax on freelance income?
No. It estimates self-employment tax only and does not replace full federal, state, or local tax calculations.
Can this help with reserve planning?
Yes. It is especially useful as a reserve-planning estimate so freelancers can set aside money more deliberately during the year.
Are the results official?
No. The results are estimates only and should not be treated as official tax advice or filing calculations.