Alimony Calculator
Estimate your spousal support obligation and when it ends. Based on state-specific formulas and marriage duration factors.
Marriage & Income Details
Enter your information for an accurate estimate
Longer marriages typically result in longer support duration
Age can affect duration—older recipients may receive support longer
How This Alimony Calculator Works
Enter marriage details
Marriage length is the primary factor—longer marriages typically mean longer support duration.
Input both incomes
We calculate based on the income difference. If you earn more, you're likely the paying spouse.
Select your state
Each state has different formulas—some use fixed percentages, others are purely discretionary.
Get duration estimate
See not just monthly amount, but estimated end date—the light at the end of the tunnel.
Understand your budget impact
See your take-home pay after taxes and alimony to plan your new financial reality.