Marriage Calculator
Free, fast, and no sign-up. Results are estimates.
About the Marriage Calculator
Enter both incomes, the number of children and your state. The calculator compares your combined tax as a married couple filing jointly with your combined tax as two unmarried people.
Frequently asked questions
What is the marriage penalty?
A marriage penalty happens when a couple pays more tax together than they would as two single people. It is most common when both partners earn similar high incomes.
What is the marriage bonus?
A marriage bonus happens when a couple pays less together. It is most common when one partner earns much more than the other.
Is the result exact?
These results are estimates for planning, not tax advice. They do not include local taxes, health insurance, or other payroll deductions.