Marriage Tax Calculator

Marriage Tax Calculator 2025

Disclaimer: This is a simplified estimator based on estimated 2025 US federal income tax brackets. It accounts for basic income types, deductions, and preferential rates for long-term capital gains/qualified dividends. Does not include phase-outs, AMT, or full complexity. State taxes are flat-rate estimates. Consult a tax professional for accurate advice. Assumes no other credits/adjustments.

Spouse 1

Salary + Business Income ($)

Interest + Dividends Income ($)

Rental, Royalty, Passive Income ($)

Short Term Capital Gain ($)

Long Term Capital Gain ($)

Qualified Dividends ($)

401K, IRA... Savings/Contributions ($)

File Status (Before Marriage)

No. of Dependents

Self-Employed (for SE tax on business income)

Use Standard Deduction?

Spouse 2

Salary + Business Income ($)

Interest + Dividends Income ($)

Rental, Royalty, Passive Income ($)

Short Term Capital Gain ($)

Long Term Capital Gain ($)

Qualified Dividends ($)

401K, IRA... Savings/Contributions ($)

File Status (Before Marriage)

No. of Dependents

Self-Employed (for SE tax on business income)

Use Standard Deduction?

Shared Deductions & Other

Mortgage Interest ($)

Charitable Donations ($)

Student Loan Interest ($2,500 Max)

Child Care Expenses ($3,000 Max)

Education Tuition ($4,000 Max)

State + City Tax Rate (%)

Total Dependents (for Joint Filing)

Use Standard Deduction for Joint?

Federal Tax if Both File Single

Combined federal income tax

Federal Tax if Married Filing Jointly

Combined federal income tax

Estimated State Tax (Combined)

Based on flat rate

Rate: 0%

(Federal Income Tax Difference)