Washington

Alimony & Spousal Support in Washington

Types of alimony, duration, modification, tax implications, and how courts determine amounts.

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How Long Does Alimony Last in Washington? 2026 Spousal Maintenance Duration Guide

Washington alimony typically lasts 1 year per 3-4 years of marriage. Learn duration factors, termination rules, and modification under RCW 26.09.090.

Antonio G. Jimenez, Esq.·16 min read

Guide

Alimony Calculator: Estimating Spousal Maintenance in Washington (2026 Guide)

Use our Washington alimony calculator to estimate spousal maintenance. Learn RCW 26.09.090 factors, the informal 1-year-per-3-years rule, and 90-day waiting period.

Antonio G. Jimenez, Esq.·15 min read

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