RSU Tax Calculator
Federal, FICA, and state tax on vested RSUs with 22%/37% supplemental withholding.
- Formula checked
- Editorially reviewed
- Free · no signup
- Updated June 27, 2026
Your details
Only bonuses / RSU vests already paid this year.
Your estimated tax
Gross vest income
$50,000.00
500 × $100.00
Total withheld
$17,325.00
Based on the details you entered.
Key takeaway
RSU vest of $50,000.00; withholding $17,325.00.
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Estimated tax breakdown
The same numbers as above, shown visually so the trade-offs are easy to see.
- Gross vest income
- $50,000.00
- Net cash / shares after Sell-to-Cover
- $32,675.00
- True tax at marginal rate
- $22,325.00
- Total withheld
- $17,325.00
- Federal withholding (supp.)
- $11,000.00
- Extra owed at filing
- $5,000.00
What to do next
Elite margin for most industries.
Benchmark: Net margins vary widely by industry — compare against your NAICS peer set, not the market average. — Industry norms (NAICS peer comparison)
What this means
Your margin is $22,325.00. Margin decides how much room you have to absorb a bad quarter.
Is this good or bad?
Yes — this is a strong result by U.S. standards. Elite margin for most industries.
What's the risk?
Low risk. Nothing here needs urgent attention — protect the position you are in.
What should you do next?
Re-price your top three products
Your action plan
- 1
Re-price your top three products
Small price moves flow straight to the bottom line.
- 2
Renegotiate your largest vendor contract
Cost of goods is usually the biggest single lever.
- 3
Track margin monthly, not annually
Drift is invisible on a yearly view.
- 4
Model your break-even volume
Know the sales level that keeps the lights on.
- 5
Your timeline
Today
- Save this estimate with your tax documents.
- Check your latest pay stub's year-to-date withholding.
This month
- Submit a revised W-4 if withholding is off.
- Set aside the estimated amount if you are self-employed.
Next 12 months
- Make quarterly estimated payments on the IRS schedule.
- Review deductions before December 31.
Long term
- Plan Roth conversions in low-income years.
- Coordinate withdrawals to manage your bracket in retirement.
| Metric | Your result | Typical U.S. range | Source |
|---|---|---|---|
| True Tax at Marginal Rate | $22,325.00 | 8–15% net for most small businesses | Industry norms (NAICS peer comparison) |
Compare scenarios
Same inputs, three outlooks — we vary Your marginal federal rate up and down so you can see the range before you commit.
Optimistic
$50,000.00
Gross Vest Income
Your marginal federal rate: 25.6%
Expected
$50,000.00
Gross Vest Income
Your marginal federal rate: 32%
Conservative
$50,000.00
Gross Vest Income
Your marginal federal rate: 37%
Result Intelligence
Understand your result
- Your gross vest income is $50,000.00. Federal figures use 2025 IRS brackets; state tax varies.
- Withholding and estimated payments should track this to avoid IRS underpayment penalties.
What should you do next?
- W-4 Withholding
Fine-tune each paycheck to avoid a bill.
- Effective Tax Rate
See your true blended rate, not just marginal.
- Quarterly Estimated Tax
Avoid underpayment penalties if self-employed.
- Paycheck Calculator
Preview take-home after federal, FICA and state.
Ways to improve your result
- Adjust W-4 mid-year if life changes (marriage, dependent, side income).
- Contribute to HSA/401(k)/IRA to reduce taxable income before Dec 31.
- Bunch charitable gifts into one year to clear the standard-deduction hurdle.
Common U.S. scenarios
Single Texas filer, $85k
No state income tax — effective federal rate ~14% after standard deduction.
MFJ California, $220k
Combined federal + state marginal hits 33% before FICA — HSAs and 401(k) matter.
NY self-employed, $140k
SE tax adds 15.3% on top of income tax — quarterly estimated payments avoid Form 2210 penalties.
Your result
- Gross Vest Income
- $50,000.00
- Federal Withholding (supp.)
- $11,000.00
- State Withholding
- $2,500.00
- FICA (SS + Medicare)
- $3,825.00
- Total Withheld
- $17,325.00
- Net Cash / Shares After Sell-to-Cover
- $32,675.00
RSU vest of $50,000.00; withholding $17,325.00.
What this result assumes
Confidence in a number depends on the assumptions behind it. Here are ours, in full.
Assumptions
- Figures use current U.S. federal rules; state and local effects are separate.
- All amounts are shown in USD.
- Results are rounded for display; internal math uses full precision.
Limitations
State, local and AMT effects, credits and phase-outs may change your actual liability.
Estimates are for education and planning. They are not financial, tax or legal advice.
Formula source
IRS published brackets, standard deductions and worksheets
- Version
- v1.3
- Last reviewed
Gross vest income
$50,000.00
Related Calculators
Where to go next
Read before you decide
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Quick answer
- What it does
- RSU Tax Calculator federal, FICA, and state tax on vested RSUs with 22%/37% supplemental withholding. It runs entirely in your browser, needs no signup, and uses standard published U.S. formulas.
- When to use
- Use it while you plan withholding, estimated payments, or a filing decision involving rsu tax.
- Inputs
- Shares vested
- FMV per share at vest
- Your marginal federal rate
- State tax rate
- Supplemental income YTD (before this vest)
- Currency
- Outputs
- Gross Vest Income
- Federal Withholding (supp.)
- State Withholding
- FICA (SS + Medicare)
- Total Withheld
- Net Cash / Shares After Sell-to-Cover
- Takeaway
- In one line: enter your shares vested and fmv per share at vest and the RSU Tax Calculator returns gross vest income and federal withholding (supp.) you can compare before deciding.
Last updated · 1 min read
RSU Tax Calculator: Your result approximates your federal tax liability or take-home pay based on 2025 brackets. State, local, and credits can shift the number materially.
What your result means
- Your effective tax rate is almost always lower than your marginal (top-bracket) rate.
- Tax credits reduce your bill dollar-for-dollar; deductions only reduce taxable income.
- Withholding too much means you're giving the IRS an interest-free loan.
How does the formula work?
How it works
Step-by-step guide
- 1Enter gross income and applicable deductions.
- 2Select the filing status and tax year.
- 3Review estimated tax, effective rate, and take-home pay.
- 4Adjust deductions to see how they change your liability.
Example calculation
Example: 500 shares × $100 = $50,000 vest.
Who should use this calculator?
- W-2 employees estimating a refund or bill
- Freelancers and self-employed filers
- Anyone comparing filing statuses or deductions
- Tax preparers running quick client estimates
When should you use it?
- Before filing your annual return
- Mid-year to project your refund or bill
- When changing jobs, filing status, or income
- Before claiming a large deduction or credit
What affects the result?
- Filing status and tax year
- Gross income and above-the-line adjustments
- Standard vs itemised deductions
- Credits (child, education, EV, etc.)
- State and local tax rules
Compare three scenarios
| Scenario | Income (single, 2025) | Federal tax + effective rate |
|---|---|---|
| Entry-level | $55,000 gross, standard deduction | ≈ $4,400 · 8.0% |
| Mid-career | $110,000 gross, standard deduction | ≈ $16,600 · 15.1% |
| Senior | $220,000 gross, standard deduction | ≈ $46,700 · 21.2% |
Illustrative examples using U.S. market averages. Enter your own numbers above for a personalized figure.
Common mistakes to avoid
- Applying the wrong filing year's brackets.
- Forgetting state/local taxes on top of federal.
- Mixing gross with taxable income.
Pro tips
- Save W-2s, 1099s and receipts for at least 3 years.
- Run the numbers under both standard and itemised deductions before filing.
- Consider timing large deductions into a single tax year.
Why use this calculator
- Uses current-year IRS brackets, standard deductions and FICA limits.
- Compares standard vs itemized deductions automatically.
- Shows federal, state and effective tax rates in one place.
- Great for mid-year planning, not just April 15.
Limitations to keep in mind
- State and local rules vary and may not be fully modeled.
- AMT, NIIT and phase-outs are simplified in some scenarios.
- Not a substitute for a filed return or a CPA's advice.
- Always verify against IRS forms and instructions before filing.
Key terms explained
- Marginal vs effective rate
- Marginal rate is the tax on your next dollar earned; effective rate is your total tax divided by total income. Effective is almost always lower.
- Standard deduction
- A flat amount that reduces taxable income without itemizing. For 2025 it's $15,000 single / $30,000 married filing jointly.
- Above-the-line adjustment
- Deductions taken before AGI is calculated (e.g. HSA, traditional IRA, student loan interest). They lower AGI regardless of standard vs itemized.
- Tax credit vs deduction
- Credits reduce tax owed dollar-for-dollar. Deductions only reduce taxable income, so their value depends on your bracket.
- FICA
- Social Security (6.2%) plus Medicare (1.45%) taxes on wages. Withheld separately from federal income tax.
Before you decide
- Rerun the numbers with standard vs itemized deductions before filing.
- Confirm state and local tax on top of federal — the calculator here is federal-first.
- Verify credits (child, education, retirement saver) that reduce tax dollar-for-dollar.
- Adjust W-4 withholding if your refund or bill is over ~$500 — don't lend the IRS money.
Official Sources & References
The formulas, rates and definitions used by this calculator are aligned with the following official sources:
- Internal Revenue Service (IRS) — U.S. federal tax brackets, standard deduction, retirement contribution limits.
- IRS — Tax Withholding Estimator & Pub. 15-T — Official federal withholding and payroll tax methodology.
- Social Security Administration — Payroll Tax Rates — FICA, Social Security wage base and Medicare rates.
- U.S. Department of the Treasury — Federal tax policy, credits and inflation-adjusted thresholds.
We use only primary sources — regulators, standards bodies and scheme operators. See our full sourcing policy for details. Sources & References Policy · Calculator Methodology · How We Verify Formulas
Trust & Accuracy
Accuracy tested
Verified against official IRS / HMRC / Income Tax Department slab logic. Edge cases, formula validation and manual verification completed (last reviewed June 27, 2026).
Government source
Inputs and thresholds follow Internal Revenue Service (IRS) published brackets, limits and worksheets.
Educational use
This tool is provided for education and planning only. It is not financial, tax, legal or medical advice.
Available for
United States, Canada, United Kingdom, Australia, India, European Union.
Currency support
USD · INR · CAD · AUD · GBP · EUR
Privacy
No information entered into this calculator is stored on our servers unless you explicitly choose to save or share your calculation.
Print, share & save
Use the Save, Share, Copy, PDF, CSV and Print actions under the result panel.
Accessibility
Keyboard navigable, screen-reader friendly labels, responsive on mobile and desktop.
Learn more: How we verify formulas · How we test accuracy · Methodology · Editorial policy
Recent Updates
We continuously review and improve our calculators to keep formulas, assumptions and references accurate.
View change log (4)Show
- v1.3
Added Trust & Accuracy panel and machine-readable change log.
- v1.2
Added Save, Share, PDF, CSV and Print actions to results.
- v1.1
Added global currency selector (USD, INR, CAD, AUD, GBP, EUR).
- v1.0
Initial calculator release with verified formulas and Official Sources.
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