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    Updated Jan 2026

    Alimony Calculator

    Estimate your spousal support obligation and when it ends. Based on state-specific formulas and marriage duration factors.

    100% Free
    Private
    No Login
    2 Minutes

    This content is for educational and informational purposes only. It is not legal advice and should not be relied upon as such. Every situation is unique — consult a licensed attorney in your state for guidance specific to your case.

    Marriage & Income Details

    Enter your information for an accurate estimate

    Longer marriages typically result in longer support duration

    $
    $
    45 years

    Age can affect duration—older recipients may receive support longer

    How This Alimony Calculator Works

    1

    Enter marriage details

    Marriage length is the primary factor—longer marriages typically mean longer support duration.

    2

    Input both incomes

    We calculate based on the income difference. If you earn more, you're likely the paying spouse.

    3

    Select your state

    Each state has different formulas—some use fixed percentages, others are purely discretionary.

    4

    Get duration estimate

    See not just monthly amount, but estimated end date—the light at the end of the tunnel.

    5

    Understand your budget impact

    See your take-home pay after taxes and alimony to plan your new financial reality.

    Alimony & Spousal Support FAQ

    14 Questions

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