Itemize vs Standard Deduction Calculator 2026
Determine whether itemizing deductions or taking the 2026 standard deduction saves you more on federal taxes. Enter your mortgage interest, state and local taxes, charitable donations, and medical expenses to get a personalized recommendation based on current OBBB tax law.
Should You Itemize or Take the Standard Deduction in 2026?
The itemize vs standard deduction decision is one of the most consequential choices on every federal tax return. The standard deduction is a flat dollar amount that reduces your taxable income — no receipts required. Itemizing means listing every qualifying expense individually on Schedule A, which takes more effort but can yield a larger deduction if your total expenses exceed the standard amount. Under the One Big Beautiful Bill Act (P.L. 119-21, signed July 4, 2025), the nearly doubled standard deduction from the Tax Cuts and Jobs Act continues into 2026 and beyond, which means roughly 90% of taxpayers benefit more from the standard deduction. However, homeowners in high-tax states, generous charitable givers, and those with large unreimbursed medical bills may still save hundreds or thousands by itemizing. This calculator compares both options side by side using 2026 figures so you can make the right call in minutes.
2026 Standard Deduction Amounts Under OBBB
The One Big Beautiful Bill Act (P.L. 119-21, signed July 4, 2025) extended the nearly doubled standard deduction from TCJA. For tax year 2026, the approximate standard deduction amounts (adjusted for inflation) are: $15,000 for Single filers, $30,000 for Married Filing Jointly, $15,000 for Married Filing Separately, and $22,500 for Head of Household. Taxpayers age 65 or older and those who are legally blind receive additional standard deduction amounts on top of these figures. If your total itemized deductions fall below your filing status threshold, the standard deduction automatically saves you more. Source: irs.gov, congress.gov (P.L. 119-21).
Common Itemized Deductions
The major categories of itemized deductions on Schedule A include mortgage interest on up to $750,000 of home acquisition debt, state and local taxes (income or sales tax plus property tax) subject to the $10,000 SALT cap extended by OBBB, charitable contributions to qualified organizations, and unreimbursed medical and dental expenses exceeding 7.5% of your adjusted gross income. Other deductible items include casualty and theft losses from federally declared disasters, certain gambling losses (to the extent of winnings), and some investment interest expenses. The SALT cap remains the biggest limiter for taxpayers in high-tax states like California, New York, and New Jersey — even if you pay $25,000 in state income and property taxes combined, only $10,000 counts toward your itemized total.
When Itemizing Saves More — Typical Scenarios
Itemizing typically beats the standard deduction in these situations: homeowners with large mortgage balances paying significant interest (especially in the first years of a 30-year mortgage), residents of high-tax states who hit the $10,000 SALT cap and still have substantial other deductions, taxpayers who make large charitable donations (particularly those who bunch multiple years of giving into one tax year), and individuals with major unreimbursed medical events exceeding the 7.5% AGI floor. A married couple in New York paying $18,000 in mortgage interest, $10,000 in capped SALT, and $5,000 in charitable gifts would have $33,000 in itemized deductions — beating their $30,000 standard deduction by $3,000. Run your own numbers above to see your personal comparison. Last updated: April 2026.