Washington Child Support Guidelines (2026 Updates)
Washington's 2026 child support laws are designed to be predictable. This review explains how the state arrives at the support figure for 2 children at the $15,900 mark, providing clarity for the process in Franklin County.
Breakdown of the $15,900 Calculation
Washington's 2026 schedule provides a specific line item for $15,900 net income. For families with 2 children, this dictates a $3,030 base obligation, though Franklin County judges may deviate for cause.
High-Income Notice
Because your combined income of $15,900 exceeds the $12,000 statutory ceiling, the $3,030 base is a minimum starting point. Judges in Franklin County, WA have discretion to increase support proportional to the family's standard of living. Want a complete breakdown including deviations and expenses? Calculate your full worksheet
Note: The 45% net income cap remains a vital legal defense.
The SSR and Low-Income Safeguards
The 2026 Washington schedule incorporates the $2,394 SSR. For a $15,900 income, the $3,030 obligation is subject to a check to ensure the payor isn't reduced to a net income below the poverty threshold.
Filing in Franklin County Superior Court
In Franklin County Superior Court, located in Pasco, child support orders based on a $15,900 combined income are filed with theBenton/Franklin Superior Court clerk at 1016 N 4th Ave, Pasco, WA 99301. Filing fees inFranklin County are $250 - $314. Once filed, the presumptive$3,030/mo order for 2 children becomes the baseline unless either parent requests a deviation hearing.
Income Bracket Context
At $15,900/mo, this household falls in the upper income bracket of Washington's 2026 schedule — above the state median of $7,114/mo. At this level, courts have wider discretion to order above the presumptive $3,030, particularly for lifestyle-based deviation arguments in Franklin County.
Deviation Likelihood in Franklin County
High-income deviation arguments are frequently raised in Franklin County at the $15,900 level. Since the schedule caps at $12,000 combined net income, the $3,030 figure is a floor — not a ceiling. Attorneys often argue for upward deviations based on the children's established standard of living and available parental resources.
Children-Specific Insight
The $3,030 for 2 children at $15,900/mo reflects Washington's standard two-child rate. Compared to a one-child order ($1,960) at the same income, the second child adds $1,070/mo — a 55% increase rather than a full doubling, reflecting shared household costs.
Related Income Tiers
Parents earning slightly more than $15,900 — at $16,000/mo — would face a presumptive order of $3,046/mo for 2 children in Washington. Those earning slightly less at $15,800/mo would owe $3,014/mo. These neighboring brackets help illustrate how Washington's 2026 schedule scales support incrementally with income.
Application in Franklin County Superior Court
While the 2026 economic schedule is uniform statewide, the Benton/Franklin Superior Court handles procedural enforcement. In Franklin County, judges may require additional proof of income before finalizing the $3,030 order.
Calculation Summary & Requirements
Determining support for a $15,900 income in Washington is a multi-step process. While the 2026 tables set a $3,030 baseline for 2 children, the final order in Franklin County considers deviations and the SSR.
Accuracy & Legal Status
While we strive for accuracy, these figures for $15,900 are for informational purposes. The 2026 guidelines are subject to change, and the Franklin County Superior Court has the final authority on all support amounts.