W-4 withholding checkup.

Grab your most recent pay stub. In two minutes you'll know whether you're on pace for a refund or a bill — and the exact number to write on your W-4 to fix it.

Filing status

Gross pay per paycheck

Pay frequency

Federal tax withheld per check

Federal tax withheld year to date

Paychecks left this year

Other annual income (1099, interest)

Children under 17

Other dependents

Uses the 2025 standard deduction and federal brackets. Assumes you take the standard deduction and that your pay is level for the rest of the year.

This calculator estimates federal income tax only. It excludes Social Security and Medicare tax, state and local income tax, itemised deductions, self-employment tax, the qualified business income deduction, phase-outs of the child tax credit at higher incomes, and the alternative minimum tax. Results are for planning purposes and are not tax advice. The official IRS Tax Withholding Estimator is available at irs.gov.