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Alimony · Montana · Factors only

Alimony in Montana

Montana courts may award maintenance only to a spouse who lacks enough property for reasonable needs and cannot be self-supporting through appropriate employment (or is caring for a child who needs them at home). The amount and duration are set from listed factors, without regard to marital misconduct.[1]

Key facts: maintenance in Montana

How the law sets itFactors only[1]
Key ruleCourt weighs 6 listed factors[1]
Law last checkedOctober 26, 2026

How it's decided

Court weighs 6 listed factors[1]

Montana law sets no formula, cap or time limit for alimony, so there's nothing to calculate: the court weighs the factors below.

From the official text

What Montana law says about maintenance

  1. The statute

    MCA 40-4-203

    The main maintenance statute: the court weighs 6 listed factors.[1]

    MCA 40-4-203 · checked October 26, 2026

    Show statute text
    “The maintenance order must be in amounts and for periods of time that the court considers just, without regard to marital misconduct, and after considering all relevant facts, including:”
  2. When it applies

    Lacks property for reasonable needs and can’t self-support

    The court may order maintenance only after finding the requesting spouse lacks sufficient property and cannot be self-supporting through appropriate employment, or is the custodian of a child who makes outside work inappropriate.[1]

    MCA 40-4-203(1) · checked October 26, 2026

    Show statute text
    “(b) is unable to be self-supporting through appropriate employment or is the custodian of a child whose condition or circumstances make it appropriate that the custodian not be required to seek employment outside the home.”

Divorce in Montana: waiting period, residency and property rules →

Settle support with a court-listed mediator in Montana

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Questions about alimony in Montana

Is there an alimony calculator for Montana?

No. Montana law doesn't set alimony by formula: montana courts may award maintenance only to a spouse who lacks enough property for reasonable needs and cannot be self-supporting through appropriate employment (or is caring for a child who needs them at home). The amount and duration are set from listed factors, without regard to marital misconduct. — MCA 40-4-203[1]

States with an alimony formula

Every state on the map →

Sources

Montana’s statute and court rules, read on the official site, with the date we checked each.

  1. MCA 40-4-203 (Montana Legislature)mca.legmt.govchecked ↩