2026 IRS Estimated Tax Payment Calculator

1. Taxpayer profile

Choose your 2026 filing status and safe harbor facts.

2026 filing status

Taxpayer type

2025 AGI for safe harbor

2025 tax shown on return

My 2025 return covered a full 12-month year.

I had no federal tax liability for 2025 and was a U.S. citizen or resident for the full year.

At least two-thirds of my 2025 or 2026 gross income is from farming or fishing.

My 2026 income is uneven or mostly late in the year.

2. Projected 2026 income

Enter full-year income estimates before federal withholding.

W-2 wages, salary, bonus, taxable pension, IRA, taxable Social Security, and other ordinary income

Wages subject to Social Security tax

Used to limit Social Security self-employment tax. If left at 0, the calculator uses W-2 wages as a rough proxy.

Net self-employment income or loss

Ordinary investment, rental, royalty, short-term gain, or other income

Qualified dividends

Net long-term capital gain

28% rate gain / collectibles / certain QSBS gain

Unrecaptured Section 1250 gain

3. Adjustments and deductions

Estimate AGI reductions, standard deduction, itemized deductions, QBI, and Schedule 1-A deductions.

Other adjustments to income

Qualified business income deduction

Additional deductions from Schedule 1-A

Deduction method

Standard deduction details

Taxpayer can be claimed as a dependent by another taxpayer.

Dependent earned income

Taxpayer is age 65 or older by the end of 2026

Taxpayer is blind

Spouse is age 65 or older by the end of 2026

Spouse is blind

Cash charity deduction if not itemizing

Itemized deduction details

State and local taxes paid

Adjustment to AGI for SALT MAGI, if any

Mortgage interest

Medical and dental deductible amount

Charitable contributions — cash

Charitable contributions — noncash

Other itemized deductions

4. Other taxes, credits, AMT, and withholding

Add estimated credits, withholding, and taxes not automatically calculated.

Nonrefundable credits

Refundable credits

Alternative Minimum Tax estimate

I reviewed AMT / Form 6251 separately, or I do not expect AMT based on my facts.

Household employment taxes

Other additional taxes

Expected 2026 federal withholding

Net investment income override

5. Payments already made or credited

Enter 2025 overpayment applied to 2026 and any 2026 estimated payments already made.

2025 overpayment applied to 2026

Estimated payment already made for April 15, 2026

Estimated payment already made for June 15, 2026

Estimated payment already made for September 15, 2026

Estimated payment already made for January 15, 2027

Calculation details

Review the worksheet-style breakdown behind the estimate.

Enter your information and click Calculate to see details.

Suggested estimated tax payment schedule

Regular installment method. Uneven income may require annualized income calculations on Form 2210.

Your payment schedule will appear after calculation.

2026 Estimated Tax Calculator

1. Taxpayer profile

2. Projected 2026 income

3. Adjustments and deductions

Standard deduction details

Itemized deduction details

4. Other taxes, credits, AMT, and withholding

5. Payments already made or credited

Calculation details

Suggested estimated tax payment schedule

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