Washington Child Support Guidelines (2026 Updates)
The 2026 state guidelines provide clear estimates for one child and a $21,800 monthly income. By examining the $21,800 tier, we can establish the mathematical baseline used by Pierce County judges.
Breakdown of the $21,800 Calculation
The $2,438 amount for one child at the $21,800 level was established by the Washington State Legislature using updated economic data. This ensures $2,438 is sufficient to sustain the children's needs.
High-Income Notice
Because your combined income of $21,800 exceeds the $12,000 statutory ceiling, the $2,438 base is a minimum starting point. Judges in Pierce 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
Regardless of your share of the $21,800, the SSR of $2,394 may apply if your net income is low. The court's priority is the child, but they must also ensure the payor can function within the $2,438 limit.
Filing in Pierce County Superior Court
In Pierce County Superior Court, located in Tacoma, child support orders based on a $21,800 combined income are filed with thePierce County Superior Court clerk at 930 Tacoma Ave S, Rm 110, Tacoma, WA 98402. Filing fees inPierce County are $290. Once filed, the presumptive$2,438/mo order for one child becomes the baseline unless either parent requests a deviation hearing.
Income Bracket Context
At $21,800/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 $2,438, particularly for lifestyle-based deviation arguments in Pierce County.
Deviation Likelihood in Pierce County
High-income deviation arguments are frequently raised in Pierce County at the $21,800 level. Since the schedule caps at $12,000 combined net income, the $2,438 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
For one child at $21,800/mo, the $2,438 obligation reflects Washington's base rate. Parents adding a second child to the order would see this figure rise to $3,896 — an increase of $1,458 — reflecting the additional resources required under the 2026 schedule.
Related Income Tiers
Parents earning slightly more than $21,800 — at $21,900/mo — would face a presumptive order of $2,445/mo for one child in Washington. Those earning slightly less at $21,700/mo would owe $2,431/mo. These neighboring brackets help illustrate how Washington's 2026 schedule scales support incrementally with income.
Application in Pierce County Superior Court
While the 2026 economic schedule is uniform statewide, the Pierce County Superior Court handles procedural enforcement. In Pierce County, judges may require additional proof of income before finalizing the $2,438 order.
Calculation Summary & Requirements
Successfully managing support at the $21,800 level starts with knowing the 2026 rules. For one child, the $2,438 calculation is the framework for all negotiations and orders in Pierce County.
Accuracy & Legal Status
The $2,438 amount and other calculations provided for a $21,800 income are estimates based on the 2026 Washington Child Support Schedule. Actual orders in Pierce County may vary based on case details, discretion, and local rules.