Massachusetts Alimony Calculator
Estimate spousal support (maintenance) amount and duration in Massachusetts. Updated for 2026.
Last reviewed July 2026 · Free · Nothing you enter is stored
Statutory formula state
$0
estimated monthly spousal support ·
Educational estimate, not legal advice. Courts apply the statutory formula but can deviate.
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How alimony works in Massachusetts
Massachusetts has a statutory guideline formula: 33% of the paying spouse's gross income minus 33% of the receiving spouse's gross income.
Governing law: Mass. Gen. Laws ch. 208 §§ 48–55 — Alimony Reform Act (2011): 30–35% of the gross-income difference, generally not to exceed the recipient's need; income already used to compute child support is excluded.
Frequently asked questions
How is alimony calculated in Massachusetts?
Massachusetts has a statutory guideline formula: 33% of the paying spouse's gross income minus 33% of the receiving spouse's gross income. See Mass. Gen. Laws ch. 208 §§ 48–55.
How long does alimony last in Massachusetts?
General term alimony duration caps by marriage length (G.L. c. 208 § 49): up to 50% of the months married (≤5 years), 60% (5–10), 70% (10–15), 80% (15–20); indefinite permitted at 20+ years.
What types of alimony does Massachusetts recognize?
Massachusetts recognizes: general term, rehabilitative, reimbursement, transitional. Alimony Reform Act (2011): 30–35% of the gross-income difference, generally not to exceed the recipient's need; income already used to compute child support is excluded.
Is alimony taxable in Massachusetts?
For divorces finalized after 2018, federal law (TCJA) makes alimony non-deductible for the payer and non-taxable for the recipient. A few states differ for state income tax — confirm with a tax professional.
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