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 4 children at the $100 mark, providing clarity for the process in Franklin County.
Breakdown of the $100 Calculation
Washington's 2026 schedule provides a specific line item for $100 net income. For families with 4 children, this dictates a Court Discretion base obligation, though Franklin County judges may deviate for cause.
What This Number Means For You
If your net monthly income is under $3,000, the first thing you should know is that Washington's Self-Support Reserve exists specifically to protect you. The SSR is set at $2,394 for 2026, which means if paying the standard amount would leave you with less than that, the court is required to consider reducing your obligation. Bring documentation of every expense you have — rent, utilities, car payments, health insurance — because commissioners take SSR arguments seriously when the math is close. The presumptive number you see here is a starting point, not a sentence. Run your numbers through the deviation calculator before your hearing so you walk in knowing exactly where you stand.
Number of Children: What To Expect
When four or more children are involved, the Self-Support Reserve becomes a central issue in almost every case. A commissioner won't order a payment that leaves the paying parent unable to meet their own basic needs, regardless of what the table says.
What To Do After Seeing Your Number
The number on this page is a presumptive estimate — it's where the court starts, not necessarily where it ends. Don't let it panic you before you understand what's actually negotiable. Your parenting time schedule directly affects what you pay, and even a modest increase in overnight stays can produce a meaningful credit under Washington's residential time formula. Extraordinary expenses like daycare and health insurance premiums get added on top of the base, so your real total may be higher than what you see here. You also have the legal right to request a deviation if your circumstances qualify — high debt, other dependents, or a shared custody arrangement all count. Start with the worksheet wizard to see your full picture before your hearing.
Filing in Franklin County Superior Court
In Franklin County Superior Court, located in Pasco, child support orders based on a $100 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 presumptiveCourt Discretion/mo order for 4 children becomes the baseline unless either parent requests a deviation hearing.
Related Income Tiers
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 Court Discretion order.
Calculation Summary & Requirements
Determining support for a $100 income in Washington is a multi-step process. While the 2026 tables set a Court Discretion baseline for 4 children, the final order in Franklin County considers deviations and the SSR.
Accuracy & Legal Status
While we strive for accuracy, these figures for $100 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.