HW & Associates CPA, PLLC
Free Tax Tool

Federal Estimated Tax Payment Calculator

Estimate possible federal quarterly estimated-tax payments using general IRS safe-harbor rules.

Free educational calculator • No signup required • Calculator inputs stay in your browser

Your Tax Details

Select the filing status you expect to use for the selected tax year.

Generally found on your prior-year Form 1040, Line 11.

Generally found on your prior-year Form 1040, Line 24. Do not enter your refund, balance due, withholding, or total payments.

Enter the federal total tax you expect for the selected tax year. Use a tax projection if available.

Enter expected total federal income-tax withholding from W-2s, 1099s, pensions, or other income for the full year.

Enter expected refundable credits or other federal payments. Enter $0 if none or if you are unsure.

Enter federal estimated-tax payments already made for the selected tax year.

For general educational use only. Do not enter Social Security numbers, bank information, payment information, tax documents, or other sensitive personal information.

Your Estimated Tax Results

Enter your numbers and select Calculate My Estimate to see your suggested quarterly payment.

Where Do I Find These Numbers?(show)
  • Prior-Year AGI: Generally Form 1040, Line 11.
  • Prior-Year Total Tax: Generally Form 1040, Line 24. Do not use Line 33 Total Payments.
  • Federal Income Tax Withholding: Generally shown on Form 1040, Line 25, and on W-2, 1099, or pension withholding records.
  • Estimated Tax Payments Already Made: Generally included on Form 1040, Line 26.
  • Projected Current-Year Total Tax: Use a current tax projection, current-year tax software estimate, or a qualified tax professional.

Example: If Total Tax is $20,000 and federal withholding plus estimated tax payments total $17,000, the remaining balance is generally $3,000. Total Tax is not the same as Total Payments.

Official IRS Sources

Tax-year settings last reviewed: August 11, 2026.

Educational use only. This calculator provides a simplified, general estimate of potential federal individual estimated-tax payments based solely on the information entered and the selected tax-year settings. It is not tax, legal, accounting, financial, or investment advice. It does not prepare, file, transmit, or pay Form 1040-ES, and it does not guarantee the accuracy of any result or the avoidance of any federal, state, local, or other tax liability, interest, or penalty.

This calculator may not account for all applicable laws, IRS guidance, exceptions, elections, credits, deductions, self-employment tax, net investment income tax, alternative minimum tax, tax-law changes, filing-status changes, prior-year tax adjustments, payment timing, annualized-income installments, special rules for farmers, fishers, nonresident aliens, or state and local estimated-tax obligations. Verify information using the current official IRS materials and consult a qualified tax professional before making a tax payment or relying on any result.

Use of this calculator or website does not create a CPA-client, accountant-client, attorney-client, fiduciary, or other professional relationship with HW & Associates CPA PLLC. A professional relationship begins only when HW & Associates CPA PLLC accepts an engagement and the parties execute an applicable engagement agreement.

Do not enter Social Security numbers, employer identification numbers, bank-account details, payment-card information, IRS identity-protection PINs, tax returns, or other sensitive information. Calculator inputs and results are processed locally in the visitor's browser and are not intentionally saved or transmitted by this calculator.