Self-Employment Tax Calculator
Model 1099 sole proprietor Social Security and Medicare FICA obligations alongside gross deductibles. Run instantaneous compound queries, adjust parameters, and review results highlighted in green accrual standards.
Self-Employment Tax Calculator: Know What You Owe on Your Own Income
Calculate Schedule SE FICA allocations alongside federal and state income taxes to plan quarterly estimated tax installments with absolute precision.
Business Parameters
Specify business income, write-offs & filings
Other Income & Contributions
Tax Payments Already Made
How the Dual-Tax Shield Works
When self-employed, you pay both parts of Social Security (12.4%) and Medicare (2.9%). However, 50% of this self-employment tax ($6,712) is immediately deducted from your income tax base, lowering your taxable income before progressive federal rates apply.
SE + Federal + State tax
Of total gross revenues
Next dollar taxation tax
True disposable profit
Comprehensive Tax Component Allocation
| Tax Category | Applied Rate | Taxable Base Base | Projected Liability |
|---|---|---|---|
| Social Security Tax (FICA SE) | 12.4% | $87,733 | $10,879 |
| Medicare Tax (FICA SE) | 2.9% | $87,733 | $2,544 |
| Federal Income Tax (Estimated) | Progressive | $65,088 | $9,372 |
| State Income Tax (CA) | Progressive | $65,088 | $2,748 |
| Federal AGI Adjustment (50% SE Tax) | - | - | -$6,712 |
| Total Aggregate Burden | 26.9% (Eff.) | Net Business Profit: $95,000 | $25,544 |
Frequently Asked Questions on Self-Employment Tax
Quick regulatory answers about FICA Schedule SE, business deductions, and estimated tax schedules designed by finance experts.
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