Tax Withholding Estimator

Check if you are withholding enough taxes. See if you will owe or get a refund at year-end.

By Konstantin Iakovlev · Updated April 2026 · Source: IRS — Forms, Instructions & Publications

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Under-Withheld

$7,670.00

Projected Withholding

$0.00

Estimated Tax

$7,670.00

Withholding Analysis

Total Annual Income$75,000.00
Federal Taxable Income$58,900.00
Estimated Federal Tax$7,670.00
Federal Withholding YTD$0.00
Projected Annual Withholding$0.00
Projected Amount Owed$7,670.00

Paycheck Adjustment

Current Monthly Withholding$0.00
Remaining Paychecks (biweekly)11
Needed Per Paycheck$697.27
Increase Per Paycheck$697.27
Safe Harbor (100%)Not Met

Use the Tax Withholding Estimator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.

How It Works

The question every paycheck quietly raises is whether enough tax is coming out, and getting it wrong cuts both ways heading into 2026. Withhold too little and a bill lands at filing time; withhold too much and you have handed the government an interest-free loan all year. Checking where you stand puts you back in control of that balance.

The estimate pulls together your projected 2026 income, deductions, credits, and withholding to date, then projects your annual tax liability. It runs those figures through the 2026 tax brackets, the standard deduction amounts such as $16,100 for single filers and $32,200 for married filing jointly, and applicable credits like the Child Tax Credit of up to $2,200 per qualifying child. Subtracting your year-to-date withholding from that liability projects where you land at year-end.

Treat the result as a projection, not a verdict, because a new job, a marriage, or a new child can swing your tax picture sharply. The usual traps are leaving the W-4 untouched after a major life event and assuming last year's withholding still fits. Checking in periodically, especially when your income rises and falls, is what heads off the year-end surprise.

Example: Single Individual, No Dependents

  1. 1 Step 1: Input your projected 2026 gross annual income of $75,000. Indicate your current year-to-date federal withholding is $6,000 and you expect to continue withholding $500 per month. Select 'Single' filing status and 'Standard Deduction'.
  2. 2 Step 2: The calculator applies the 2026 standard deduction for single filers ($16,100) to your income, resulting in a taxable income of $58,900. Using 2026 tax brackets, your estimated federal tax liability is calculated to be $7,670. Your total projected withholding for the year will be $6,000 (YTD) + ($500 * remaining months). Let's assume 6 remaining months, so $6,000 + ($500 * 6) = $9,000.
  3. 3 Step 3: Your estimated tax liability ($7,670) is subtracted from your projected total withholding ($9,000). The result is an estimated refund of $1,330.
  4. 4 Step 4: This result suggests you are over-withholding and are likely to receive a refund. You might consider adjusting your W-4 form with your employer to reduce your withholding and have more money in your paychecks throughout the year. Alternatively, if you prefer a larger refund, no action is needed.

Source: IRS — Forms, Instructions & Publications · Last updated: April 2026

Frequently Asked Questions

How do I know if I am withholding enough taxes?
Compare your year-to-date withholding (from your latest pay stub) to your estimated annual tax liability. If your withholding is on pace to fall short by more than $1,000, you could face an underpayment penalty.
What happens if I do not withhold enough taxes?
The IRS charges an underpayment penalty if you owe more than $1,000 at filing time and did not pay at least 90% of the current year tax or 100% of last year tax (110% if AGI exceeds $150,000). The penalty rate tracks the federal short-term rate plus 3%.
How do I fix my withholding mid-year?
Submit a new Form W-4 to your employer. Use the IRS Tax Withholding Estimator to determine the right amount. You can request additional flat-dollar withholding per paycheck on Line 4(c) of the W-4 to catch up.

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