Standard Deduction 2025 & 2026
Essential data for your Tax Refund Calculator 2025 inputs. See how inflation adjustments lower your taxable income.
The "Inflation Shield" Effect
Single Filers
Married Jointly
*2026 values are based on projected CPI data and current legislative phase-outs.
Single
Married Filing Jointly
Head of Household
How Standard Deduction affects your Tax Refund Calculator 2025 result
When you use a Tax Refund Calculator 2025, the standard deduction is the first line of defense against tax liability. It directly reduces your Adjusted Gross Income (AGI).
For example, if you earn $50,000 and file single, our Tax Refund Calculator 2025 engine automatically subtracts the $15,000 standard deduction. This means you are only taxed on $35,000.
Pro Tip for 2025 Estimator Users:
If your itemized deductions (mortgage interest, medical bills, etc.) are less than the amounts above, the standard deduction will yield a larger federal tax refund.
2025 vs 2026 Tax Brackets
While the deduction handles your "zero-tax" baseline, the tax brackets determine the rate for the rest of your income. Using a 2026 tax refund calculator preview, we can see that taxpayers in the middle class may see an effective tax drop of 0.3% due to these expanded thresholds.