For single taxpayers and married individuals filing separately for tax year 2025, the standard deduction rises to $15,000 for 2025, an increase of $400 from 2024. For married couples filing jointly, the standard deduction rises to $30,000, an increase of $800 from tax year 2024. For heads of households, the standard deduction will be $22,500 for tax year 2025, an increase of $600 from the amount for tax year 2024.