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Should I Itemize Deductions in 2026?

Calculate your 2026 tax savings under the $40,400 SALT cap — itemize vs standard deduction

By DeductAble TeamUpdated

TL;DR

For 2026 (filing in 2027), the standard deduction is $16,100 (single), $32,200 (married filing jointly), and $24,150 (head of household). Itemize only if your total itemized deductions — SALT up to the $40,400 cap, mortgage interest, and charitable donations — exceed these amounts. One 2026 wrinkle: if you take the standard deduction you can still deduct up to $1,000 (single) / $2,000 (joint) of cash gifts above the line, which nudges the break-even slightly higher.

Deciding whether to itemize or take the standard deduction can mean hundreds—or even thousands—of dollars in tax savings. Use this free calculator to see exactly how much you'd save by itemizing in 2026, factoring in the $40,400 SALT cap enacted under the One Big Beautiful Bill Act.

If you're tracking charitable donations to Goodwill or other non-cash contributions, accurate valuation can push you over the itemization threshold. Former ItsDeductible users can migrate their CSV history to DeductAble in two minutes, or learn more about how DeductAble helps maximize your deductions.

Itemized Deduction Calculator

This itemized deduction calculator compares your total itemized deductions against the 2026 standard deduction — $16,100 single, $32,200 married filing jointly, $24,150 head of household — applying the $40,400 SALT cap. If your MAGI tops $505,000 your cap is lower (see theMAGI phase-out below); the calculator uses the full cap and does not yet model that reduction.

1Your Filing Profile

Filing Status

2Taxes & Mortgage

3Charitable Donations

Clothing, furniture, electronics, kids' gear, household items donated to Goodwill, Salvation Army, etc.

Your Results

Enter your income and at least one deduction above to see your personalized tax analysis.

Standard deductions and brackets shown are 2026 IRS values (Rev. Proc. 2025-32). The $40,400 SALT cap reflects the One Big Beautiful Bill Act as enacted.

This calculator provides federal estimates only. State benefits vary and are not included. The 0.5% AGI floor on itemized charitable deductions (new for 2026) is not yet applied in the savings figures. For illustrative purposes only — not tax advice.

How the Itemize vs Standard Deduction Calculator Works

1

Enter Your Info

Add your filing status, income, and deductible expenses like SALT, mortgage interest, and donations.

2

See Your Tax Bracket

We automatically calculate your marginal tax rate using official 2026 IRS brackets (Rev. Proc. 2025-32).

3

Get Your Answer

Instantly see whether itemizing saves you money and exactly how much you'd benefit.

What Is the SALT Deduction?

The SALT deduction (State and Local Tax deduction) allows you to deduct certain taxes you pay to state and local governments from your federal taxable income. The SALT tax deduction includes:

  • State income tax — Yes, state income tax is deductible on your federal return when you itemize
  • Property taxes — Both real estate and personal property tax are deductible
  • Sales tax — You can choose to deduct sales tax instead of state income tax

Before 2025 the SALT deduction cap was $10,000 ($5,000 for married filing separately), which limited the value of state and local taxes for many households in high-tax states. The One Big Beautiful Bill Act raised this salt cap to $40,400 for 2026 ($20,200 for married filing separately, indexed 1% annually), with a phaseout starting at $505,000 MAGI ($252,500 MFS). The higher cap makes this SALT tax calculator especially relevant for 2026 tax planning.

How Do You Calculate MAGI for the SALT Deduction?

The 2026 SALT cap of $40,400 phases down for high earners, and the phase-out is measured against your modified adjusted gross income (MAGI) — not your ordinary AGI. To find your MAGI for this purpose, start with your adjusted gross income (Form 1040, line 11) and add back:

  • The foreign earned income exclusion and foreign housing exclusion or deduction (Form 2555)
  • Income excluded as a bona fide resident of Puerto Rico or American Samoa (Form 4563)

For most taxpayers, MAGI equals AGI — the add-backs only matter if you have foreign or U.S. territory income. Once your MAGI crosses $505,000 ($252,500 married filing separately), the $40,400 cap is reduced by 30% of the amount over that threshold, but it never drops below the $10,000 floor ($5,000 MFS).

Worked example: a married-filing-jointly household with $550,000 MAGI is $45,000 over the $505,000 threshold. Thirty percent of $45,000 is $13,500, so the SALT cap drops from $40,400 to $26,900. At $605,000 MAGI the reduction would be $30,000, pulling the cap down toward the $10,000 floor.

Source: IRS Publication 505 and the Instructions for Schedule A (Form 1040).

Frequently Asked Questions

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