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Free Tools/Alimony Calculator
Free Legal Tool

Alimony Calculator

Estimate potential alimony payments based on income, state guidelines, and marriage duration

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How It Works

01

Enter Income Information

Input both spouses' gross monthly income to establish the income differential.

02

Select Your State

Choose your state to apply state-specific guidelines and formulas where available.

03

Add Marriage Details

Enter the length of your marriage to estimate potential alimony duration.

04

Get Your Estimate

Receive an estimated alimony amount and duration based on common calculation methods.

Calculate Your Alimony Estimate

Enter your details below to get an estimated alimony calculation based on state guidelines.

Income Information

$
$

Marriage Details

Alimony Duration Guidelines

How marriage length typically affects alimony duration

0-5 yrs

Up to half the length of marriage

Short-term marriages typically result in rehabilitative alimony

5-10 yrs

1-5 years

Medium-term marriages may result in moderate duration alimony

10-20 yrs

5-10 years or longer

Long-term marriages often result in longer alimony duration

20+ yrs

Indefinite/permanent possible

Very long marriages may qualify for permanent alimony in some states

Frequently Asked Questions

Common questions about alimony and spousal support

How is alimony calculated?

Alimony calculations vary significantly by state. Some states like California, Colorado, and Illinois use specific formulas, while others give judges broad discretion. Common factors include: length of marriage, each spouse's income and earning capacity, standard of living during marriage, age and health of both parties, and contributions to the marriage.

What's the difference between alimony and spousal support?

Alimony and spousal support are the same thing - they're interchangeable terms for payments from one spouse to another after divorce. Some states prefer 'spousal support' or 'spousal maintenance' as more modern terminology, but they all refer to the same concept.

How long does alimony last?

Alimony duration depends on the length of the marriage and state laws. Short marriages (under 5 years) typically result in short-term or rehabilitative alimony. Longer marriages may qualify for longer-term or even permanent alimony. Many states have moved away from permanent alimony except in cases of long marriages or disability.

Can alimony be modified?

Yes, in most states alimony can be modified if there's a significant change in circumstances, such as job loss, retirement, remarriage of the recipient, or significant income changes. However, some alimony agreements are non-modifiable if specified in the divorce decree.

Is alimony taxable?

For divorces finalized after December 31, 2018, alimony is no longer tax-deductible for the payer and is not considered taxable income for the recipient under federal tax law. Divorces finalized before this date may still follow the old rules where alimony was deductible/taxable.

What factors affect alimony amounts?

Key factors include: both spouses' income and earning potential, length of the marriage, age and health of both parties, standard of living during marriage, each spouse's financial needs, custody arrangements, one spouse's contribution to the other's education/career, and in some states, marital misconduct.

How does child support affect alimony calculations?

Child support and alimony are calculated separately, but they can affect each other. In many states, child support obligations are considered when determining alimony amounts. If the higher-earning spouse already pays significant child support, the court may reduce alimony accordingly. Some state formulas, like Illinois, factor child support into the calculation to ensure the paying spouse retains enough gross income to meet their own needs.
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