New Hampshire Alimony Calculator
Estimate spousal support (alimony) in New Hampshire. Understand the types of alimony available, how courts calculate amounts, and how long payments may last. Updated for 2026.
Under RSA 458:19-a(II), term alimony is calculated as the lesser of: (1) the payee's reasonable need, or (2) 23% of the difference between the parties' gross incomes. The 23% rate is based on alimony not being tax-deductible; if it becomes deductible, the rate increases to 30%. The court may adjust amounts if justice requires.
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Get Started with Divorce.aiTypes of Alimony in New Hampshire
Temporary Alimony
Under RSA 458:19(I)(c), periodic support payments made to or on behalf of a spouse while the case is pending, ending on the effective date of the divorce decree.
Term Alimony
Under RSA 458:19(I)(a), periodic payments made to a spouse after the effective date of the final decree. Amount is the lesser of the payee's reasonable need or 23% of the difference between the parties' gross incomes (RSA 458:19-a(II)). Duration is generally limited based on the length of the marriage.
Reimbursement Alimony
Under RSA 458:19(I)(b), one or more payments to compensate a spouse for economic or non-economic contributions to the financial resources of the payor, such as supporting the payor through education or training.
Understand your alimony options
Divorce.ai helps you evaluate whether alimony is likely in your New Hampshire divorce and plan accordingly.
Factors New Hampshire Courts Consider
When determining whether to award alimony and how much, New Hampshire courts evaluate:
The length of the marriage
The age, health, and emotional condition of each spouse
The degree and duration of any financial dependency of one party on the other
Vocational skills, occupation, benefits from employment, and present and future employability
Voluntary unemployment or underemployment of either party
The special needs of a minor or adult child of the parties
Property awarded under the property settlement
Fault of either party as defined under RSA 458:16-a(IV)
The tax consequences of the alimony order
How Long Does Alimony Last?
While there is no universal rule, alimony duration in New Hampshire generally correlates with the length of the marriage:
| Marriage Length | Typical Alimony Duration |
|---|---|
| Under 5 years | 0-2 years |
| 5-10 years | 2-5 years |
| 10-20 years | 5-10 years |
| 20+ years | Indefinite / Permanent |
These are general guidelines. Actual duration depends on the specific facts of your case and the court's discretion.
Plan your financial future
Divorce.ai helps you understand potential alimony in your New Hampshire divorce so you can plan your finances with confidence.
When Does Alimony End?
Tax Implications of Alimony
Post-2018 Federal Tax Rules
For divorces finalized after December 31, 2018, the Tax Cuts and Jobs Act changed the tax treatment of alimony:
For the Payer
Alimony payments are not deductible from federal taxes.
For the Recipient
Alimony payments are not taxable income for federal taxes.
State tax treatment may differ. Consult a tax professional for advice specific to your situation.