Should I Itemize Deductions in 2026?
Calculate your 2026 tax savings under the $40,400 SALT cap — itemize vs standard deduction
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). Two 2026 charitable rules move the break-even: if you take the standard deduction you can still deduct up to $1,000 (single) / $2,000 (joint) of cash gifts, and if you itemize, the first 0.5% of your AGI in donations isn't deductible. Itemize only if your itemized deductions — SALT up to the $40,400 cap, mortgage interest, and charitable donations above 0.5% of AGI — exceed the standard deduction plus those cash gifts.
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 adds up your itemized deductions — SALT, mortgage interest and charitable gifts — and compares the total against the 2026 standard deduction ($16,100 single, $32,200 married filing jointly, $24,150 head of household) plus the cash gifts you could deduct without itemizing, up to $1,000 ($2,000 joint). It does not subtract the 0.5%-of-AGI floor on itemized charitable gifts. Not sure which expenses belong in the boxes? Seewhat counts as an itemized deductionbelow. If your MAGI tops $505,000 your SALT cap is lower than $40,400 (see theMAGI phase-out); the calculator uses the full cap and does not yet model that reduction.
1Your Filing Profile
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.
What Counts as an Itemized Deduction in 2026?
Itemized deductions are the specific expenses you list on Schedule A (Form 1040)instead of claiming the flat standard deduction — you take one route or the other. Schedule A has six sections; the table below breaks out the deductions inside the first five, with the 2026 limit on each. The itemized deduction calculator above totals the three that most households actually have: state and local taxes, mortgage interest, and charitable gifts.
| Itemized deduction | What it covers | 2026 limit |
|---|---|---|
| Medical and dental expenses | Unreimbursed costs for you, your spouse and your dependents | Only the amount above 7.5% of AGI |
| State and local taxes (SALT) | Property tax, plus state income tax or sales tax — not both | $40,400 ($20,200 married filing separately) |
| Home mortgage interest | Interest on acquisition debt for a main and one second home | Debt up to $750,000 ($375,000 MFS) for loans taken after December 15, 2017; $1 million for older loans |
| Investment interest | Interest on money borrowed to buy taxable investments | Capped at your net investment income (Form 4952) |
| Gifts to charity | Cash and non-cash donations to qualified 501(c)(3) organizations | Cash up to 60% of AGI; the first 0.5% of AGI is not deductible in 2026 |
| Casualty and theft losses | Generally limited to losses in a federally declared disaster area | Amount above $100 per event and above 10% of AGI |
Schedule A's sixth section, Other Itemized Deductions, is a short and specific list — gambling losses are the most common entry, and for 2026 they are limited to90% of your losses and still cannot exceed your winnings. Check theInstructions for Schedule Afor the current list before claiming anything under it.
Add the categories up, then compare. For 2026 the comparison has two charitable adjustments. On the itemized side, only donations above0.5% of your AGI count. On the standard side, you get the standard deduction — $16,100 single,$32,200 married filing jointly,$24,150 head of household — plus up to$1,000 ($2,000 married filing jointly) of cash gifts deducted without itemizing. Itemize only if the itemized total is larger; otherwise take the standard deduction. A single filer with $100,000 of AGI, $12,000 of SALT, $6,000 of mortgage interest and $2,500 of cash donations itemizes $20,000 ($12,000 + $6,000 + $2,500, minus the $500 floor), which beats the $17,100 standard path ($16,100 + $1,000) by $2,900. With $14,000 of SALT and mortgage interest instead, the same filer itemizes $16,000 — below $17,100, so the standard deduction wins even though the raw $16,500 total tops the $16,100 standard deduction.
The calculator above includes the cash-gift deduction in its comparison but does not subtract the 0.5% floor. If it shows itemizing ahead by less than 0.5% of your AGI, recheck the comparison by hand.
The category households under-report is charitable gifts.Clothing, furniture and household goods are deductible at fair market value, and most people guess low or skip them entirely because the values are tedious to look up. OurGoodwill donation value guidehas category-by-category ranges, and non-cash donations above $500 needIRS Form 8283. Valuing those items properly is often what pushes a household over the itemizing threshold in the first place.
How the Itemize vs Standard Deduction Calculator Works
Enter Your Info
Add your filing status, income, and deductible expenses like SALT, mortgage interest, and donations.
See Your Tax Bracket
We automatically calculate your marginal tax rate using official 2026 IRS brackets (Rev. Proc. 2025-32).
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).
When does the SALT deduction phase out?
The SALT deduction phase out starts at $505,000 of MAGI for every filing status except married filing separately, and the cap falls by 30 cents per dollar above that line until it hits the $10,000 floor — it never disappears entirely. The reduction is fully exhausted at $606,333 MAGI, because the $30,400 between the $40,400 cap and the $10,000 floor divided by 30% is $101,333. Married filing separately halves every figure, so an MFS filer reaches the $5,000 floor at $303,167 MAGI.
| MAGI (single, MFJ, or head of household) | Amount over $505,000 | 2026 SALT cap |
|---|---|---|
| $505,000 or less | — | $40,400 (full cap) |
| $550,000 | $45,000 | $26,900 |
| $580,000 | $75,000 | $17,900 |
| $606,333 or more | $101,333+ | $10,000 (floor) |
The calculator above always applies the full $40,400 cap ($20,200 married filing separately) and has no MAGI input, so it does not model this phase-out. If your MAGI is over $505,000, find your reduced cap in the table. If your state income tax and property tax together exceed it, lower those two entries so they add up to the reduced cap. For example, at $550,000 MAGI with $30,000 of state income tax and $15,000 of property tax, enter $26,900 of state income tax and $0 of property tax. The calculator only uses their combined total.
Source: IRS Publication 505 and the Instructions for Schedule A (Form 1040).
Frequently Asked Questions
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