Washington Child Support Guidelines (2026 Updates)
The 2026 state guidelines provide clear estimates for one child and a $10,400 monthly income. By examining the $10,400 tier, we can establish the mathematical baseline used by Benton County judges.
Breakdown of the $10,400 Calculation
The $1,495 amount for one child at the $10,400 level was established by the Washington State Legislature using updated economic data. This ensures $1,495 is sufficient to sustain the children's needs.
Standard Mid-Income Calculation
Your $10,400 income falls within the standard economic schedule. This means the $1,495 figure is the presumptive legal standard. Want a complete breakdown including deviations and expenses? Calculate your full worksheet
Presumptive Amount
$1,495
Schedule Bracket
Standard Limit
The SSR and Low-Income Safeguards
Regardless of your share of the $10,400, 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 $1,495 limit.
Filing in Benton County Superior Court
In Benton County Superior Court, located in Prosser, child support orders based on a $10,400 combined income are filed with theBenton/Franklin Superior Court clerk at 7122 W Okanogan Pl, Bldg A, Kennewick, WA 99336. Filing fees inBenton County are $250 - $314. Once filed, the presumptive$1,495/mo order for one child becomes the baseline unless either parent requests a deviation hearing.
Income Bracket Context
At $10,400/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 $1,495, particularly for lifestyle-based deviation arguments in Benton County.
Deviation Likelihood in Benton County
At the $10,400 level, deviation requests are less common but still possible in Benton County. The most frequent grounds are extraordinary healthcare costs, shared custody arrangements, or documented debts. The presumptive $1,495 is upheld in the majority of standard cases at this income tier.
Children-Specific Insight
For one child at $10,400/mo, the $1,495 obligation reflects Washington's base rate. Parents adding a second child to the order would see this figure rise to $2,258 — an increase of $763 — reflecting the additional resources required under the 2026 schedule.
Related Income Tiers
Parents earning slightly more than $10,400 — at $10,500/mo — would face a presumptive order of $1,507/mo for one child in Washington. Those earning slightly less at $10,300/mo would owe $1,484/mo. These neighboring brackets help illustrate how Washington's 2026 schedule scales support incrementally with income.
Application in Benton County Superior Court
While the 2026 economic schedule is uniform statewide, the Benton/Franklin Superior Court handles procedural enforcement. In Benton County, judges may require additional proof of income before finalizing the $1,495 order.
Calculation Summary & Requirements
Successfully managing support at the $10,400 level starts with knowing the 2026 rules. For one child, the $1,495 calculation is the framework for all negotiations and orders in Benton County.
Accuracy & Legal Status
The $1,495 amount and other calculations provided for a $10,400 income are estimates based on the 2026 Washington Child Support Schedule. Actual orders in Benton County may vary based on case details, discretion, and local rules.