Taxes
Paycheck Tax Calculator
Calculate your net take-home paycheck for 2026 across all 50 states + DC using official IRS Rev. Proc. 2025-32 tax brackets, FICA, and standard deductions.
2026 Statutory Rates
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Self-Employment Tax Calculator
Estimate your 2026 self-employment tax (Schedule SE) on 1099 freelance or small business profit, accounting for the 92.35% NESE factor, Social Security wage caps ($184,500), and quarterly vouchers.
Quick Answer: Self-employment tax in 2026 is 15.3% on Net Earnings from Self-Employment (NESE), which equals 92.35% of your net 1099 profit. The 15.3% rate consists of 12.4% for Social Security (capped at the 2026 wage base of $184,500 across combined W-2 and 1099 earnings) and 2.9% for Medicare (uncapped, plus a 0.9% surtax for single earners above $200,000 or couples above $250,000). You are entitled to an above-the-line deduction for 50% of your self-employment tax when calculating federal adjusted gross income. For example, a sole proprietor with $100,000 in net profit pays $14,129.55 in self-employment tax ($3,532.39 per quarter) and deducts $7,064.78 from their taxable income.
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Last reviewed: October 2026
Calculation Methodology: Self-Employment Tax Calculator
Mathematical Formula
SE Tax = (12.4% × min(NESE, max(0, $184,500 - W2))) + (2.9% × NESE) + (0.9% × Excess NESE over Threshold)
1. Net Earnings from Self-Employment (NESE): Schedule SE Line 4: Net Profit × 92.35% (0.9235).
2. Social Security Tax (12.4%): 12.4% on NESE up to the 2026 wage base ($184,500) minus any W-2 wages already taxed.
3. Medicare Tax (2.9%): 2.9% on all NESE without an earnings ceiling.
4. Additional Medicare Tax (0.9%): 0.9% on self-employment earnings where combined (W-2 + NESE) exceeds $200,000 ($250,000 MFJ).
5. Above-the-Line Deduction: Schedule 1 Line 15 allows 50% of your total self-employment tax to be deducted from gross income before calculating federal income tax.
6. Quarterly Vouchers: Total annual SE tax divided into 4 equal quarterly estimated payments (Form 1040-ES).
Schedule SE Methodology & Statutory Rules
- 92.35% Factor: Under IRC Section 1402(a)(12), self-employed individuals calculate SE tax on 92.35% of net profit, ensuring tax parity with W-2 employees whose employers pay the other half of FICA pre-tax.
- W-2 Integration: If you have both W-2 job wages and 1099 freelance earnings, W-2 earnings take priority against the $184,500 Social Security wage cap. If your W-2 wages reach $184,500, your 1099 profit is completely exempt from the 12.4% Social Security portion, paying only 2.9% Medicare.
- Qualified Business Income (QBI): The optional federal income tax estimate uses 2026 progressive brackets and standard deductions. It does not factor in state taxes, local taxes, or Section 199A QBI deductions, which depend on business type and taxable income limits.
Disclaimer: This calculator provides an educational estimate for financial planning purposes and does not constitute official tax advice. Consult a licensed CPA or EA to determine your business deductions, depreciation, and estimated payment safe harbors.
Verified Worked Example (Benchmark)
Primary Statutory Verification Benchmarks (TY2026 Schedule SE):
Benchmark A (Sole Proprietor, $100,000 Net 1099 Profit, $0 W-2 Wages, Single):
NESE: $100,000.00 × 92.35% = $92,350.00.
Social Security (12.4% on $92,350.00, below $184,500 cap): $11,451.40.
Medicare (2.9% on $92,350.00): $2,678.15.
Additional Medicare (0.9%): $0.00 (below $200,000 threshold).
Total Self-Employment Tax: $14,129.55 (Quarterly voucher: $3,532.39).
Half-SE Above-the-Line Deduction: $7,064.78.
Estimated Federal Income Tax (Single, $16,100 Standard Deduction on $92,935.22 AGI): $11,615.75.
Combined Federal Tax Liability: $14,129.55 + $11,615.75 = $25,745.30 (25.75% effective rate).
NESE: $100,000.00 × 92.35% = $92,350.00.
Social Security (12.4% on $92,350.00, below $184,500 cap): $11,451.40.
Medicare (2.9% on $92,350.00): $2,678.15.
Additional Medicare (0.9%): $0.00 (below $200,000 threshold).
Total Self-Employment Tax: $14,129.55 (Quarterly voucher: $3,532.39).
Half-SE Above-the-Line Deduction: $7,064.78.
Estimated Federal Income Tax (Single, $16,100 Standard Deduction on $92,935.22 AGI): $11,615.75.
Combined Federal Tax Liability: $14,129.55 + $11,615.75 = $25,745.30 (25.75% effective rate).
Benchmark B (Dual Income, $150,000 1099 Profit + $80,000 W-2 Salary, Single):
NESE: $150,000.00 × 92.35% = $138,525.00.
Remaining SS Wage Base: $184,500.00 − $80,000.00 = $104,500.00.
Social Security: 12.4% × $104,500.00 = $12,958.00 (Saves $4,219.10 due to W-2 cap).
Medicare: 2.9% × $138,525.00 = $4,017.23.
Additional Medicare: Combined ($80k + $138,525 = $218,525) exceeds $200k by $18,525 → 0.9% × $18,525 = $166.73.
Total Self-Employment Tax: $17,141.96 (Quarterly voucher: $4,285.49).
Half-SE Deduction: ($12,958.00 + $4,017.23) ÷ 2 = $8,487.62.
Estimated Federal Income Tax: $42,187.96.
Combined Federal Tax: $59,329.92.
NESE: $150,000.00 × 92.35% = $138,525.00.
Remaining SS Wage Base: $184,500.00 − $80,000.00 = $104,500.00.
Social Security: 12.4% × $104,500.00 = $12,958.00 (Saves $4,219.10 due to W-2 cap).
Medicare: 2.9% × $138,525.00 = $4,017.23.
Additional Medicare: Combined ($80k + $138,525 = $218,525) exceeds $200k by $18,525 → 0.9% × $18,525 = $166.73.
Total Self-Employment Tax: $17,141.96 (Quarterly voucher: $4,285.49).
Half-SE Deduction: ($12,958.00 + $4,017.23) ÷ 2 = $8,487.62.
Estimated Federal Income Tax: $42,187.96.
Combined Federal Tax: $59,329.92.
Benchmark C (Freelancer, $40,000 Net 1099 Profit, $0 W-2 Wages, Single):
NESE: $40,000.00 × 92.35% = $36,940.00.
Social Security: 12.4% × $36,940.00 = $4,580.56.
Medicare: 2.9% × $36,940.00 = $1,071.26.
Total Self-Employment Tax: $5,651.82 (Quarterly voucher: $1,412.96; Effective SE rate: 14.13%).
Half-SE Deduction: $2,825.91.
Estimated Federal Income Tax: $2,280.89.
Combined Federal Tax: $7,932.71 (19.83% effective rate).
NESE: $40,000.00 × 92.35% = $36,940.00.
Social Security: 12.4% × $36,940.00 = $4,580.56.
Medicare: 2.9% × $36,940.00 = $1,071.26.
Total Self-Employment Tax: $5,651.82 (Quarterly voucher: $1,412.96; Effective SE rate: 14.13%).
Half-SE Deduction: $2,825.91.
Estimated Federal Income Tax: $2,280.89.
Combined Federal Tax: $7,932.71 (19.83% effective rate).
Primary Statutory Sources & Authorities
- Internal Revenue Code Section 1401 & Section 1402 — Statutory authorization for 15.3% self-employment tax rate and 92.35% net earnings multiplier.
- Social Security Administration 2026 Fact Sheet — 2026 maximum taxable wage base threshold ($184,500) governing the 12.4% Social Security cap.
- IRS Schedule SE (Form 1040) Instructions — Official IRS instructions and calculation worksheets for self-employment tax computation.
- IRS Form 1040-ES (Estimated Tax for Individuals) — Quarterly estimated payment rules, payment due dates, and statutory underpayment safe harbors.
Frequently Asked Questions
Primary source guidance on rules, formulas, and regulations.
To calculate taxes on 1099 income, first determine your net profit by subtracting eligible business expenses from your gross 1099 earnings. Next, compute your self-employment tax (Schedule SE) by multiplying net profit by 92.35% and applying the 15.3% rate (12.4% Social Security up to $184,500, plus 2.9% Medicare). Finally, deduct 50% of that self-employment tax from your gross income, subtract your standard deduction ($16,100 Single / $32,200 MFJ in 2026), and apply federal and state progressive income tax brackets.
On 1099 freelance or independent contractor income, you pay two distinct taxes: self-employment tax and income tax. The self-employment tax is effectively 14.13% of your net profit (15.3% of 92.35%). In addition, you owe federal income tax (ranging from 10% to 37%) and state income tax (0% to 13.3%) on your remaining taxable profit after deductions. In total, most self-employed individuals set aside 25% to 35% of their net profit for combined taxes.
Yes, 25% to 30% is a standard, safe rule of thumb for self-employed workers. Because freelancers must pay both the employee and employer shares of Social Security and Medicare (15.3% total), plus federal income tax and state income tax, their total effective tax rate on median earnings often falls between 22% and 30%. High earners or residents of high-tax states like California and New York often need to save 35% to 40%.
You pay both the employee and employer halves of FICA (12.4% Social Security + 2.9% Medicare = 15.3% on 92.35% of net earnings), which a traditional W-2 employee splits equally with their employer.
Under the One Big Beautiful Bill, reporting thresholds were updated: the Form 1099-NEC reporting threshold rises to $2,000 for 2026 payments; the Form 1099-K threshold for third-party settlement organizations reverts to $20,000 and 200 transactions. These are reporting thresholds for payers, not changes to the tax owed—all net business income remains legally taxable regardless of whether a form is issued.
If you are a single filer earning $30,000 in net 1099 profit in 2026 with no W-2 job: Your Net Earnings from Self-Employment are $27,705.00 ($30,000 × 92.35%). Your self-employment tax is $4,238.87 ($3,435.42 Social Security + $803.45 Medicare). You deduct half of that ($2,119.43), leaving an AGI of $27,880.57. After your $16,100 standard deduction, your taxable income is $11,780.57, incurring $1,178.06 in federal income tax. Your total federal tax is $5,416.93, or an effective tax rate of approximately 18.06% ($1,354.23 per quarter).
The 12.4% Social Security portion of FICA only applies to your first $184,500 of earned income in 2026 across all jobs combined. If your employer already withholds Social Security tax on $80,000 of W-2 wages, only $104,500 ($184,500 minus $80,000) of your 1099 net earnings is subject to Social Security tax. If your W-2 wages alone exceed $184,500, your 1099 profit is completely exempt from the 12.4% Social Security tax, paying only the 2.9% Medicare tax.
The IRS treats self-employed workers as both employer and employee. Because traditional businesses can deduct the 7.65% employer share of payroll taxes as a business expense, IRC Section 164(f) allows self-employed individuals to deduct exactly 50% of their self-employment tax as an "above-the-line" deduction on Schedule 1 (Form 1040). This reduces your Adjusted Gross Income (AGI) even if you claim the standard deduction.
For calendar year 2026, IRS quarterly estimated tax payments (Form 1040-ES) are due on: Quarter 1: April 15, 2026; Quarter 2: June 15, 2026; Quarter 3: September 15, 2026; and Quarter 4: January 15, 2027. If a due date falls on a weekend or federal legal holiday, the deadline moves to the next business day.
To avoid the IRS underpayment penalty under the statutory safe harbor rules, you must pay through quarterly estimates or withholding at least: (1) 90% of your total tax liability for the current 2026 tax year, OR (2) 100% of the tax shown on your previous year's return (110% if your prior year AGI exceeded $150,000 for single or MFJ filers). If your total tax balance due at filing is under $1,000, no penalty applies.
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