Updated 2025 Amounts
The calculator uses $15,750 for Single/MFS, $31,500 for Married Filing Jointly, and $23,625 for Head of Household.
Use this estimator to get a general idea of your federal refund or balance due for your 2025 tax-year return filed during the 2026 tax season. Enter your income, withholding, dependents, credits, and estimated payments to see a basic estimate.
This estimator gives a simplified federal estimate. It does not calculate every IRS rule, every refundable credit, state tax, penalties, healthcare credits, education credits, retirement credits, or every phaseout.
This estimator is built around common federal tax items for 2025 tax-year returns filed during the 2026 tax season.
The calculator uses $15,750 for Single/MFS, $31,500 for Married Filing Jointly, and $23,625 for Head of Household.
The calculator applies the 2025 seven-rate federal bracket structure based on filing status and taxable income.
The calculator uses a simplified Child Tax Credit estimate of up to $2,200 per qualifying child under 17.
If you enter self-employment profit, the calculator adds an estimated self-employment tax amount.
If your income includes self-employment, business expenses, dependents, credits, prior-year issues, or multiple states, book a consultation so MKB can review your full situation.