Standard Deduction Schedule A 2025. That additional amount will be $1,600 ($2,000 if unmarried and not a surviving spouse). For comparison, the standard deduction amounts for single taxpayers and married taxpayers filing separately was.

On tuesday, the internal revenue service announced its annual inflation adjustments for 2025, including updates to the federal income tax brackets and standard. The standard deduction reduces your adjusted gross income (agi) to help lower your federal.