Washington child support calculator

Quick estimate for Washington based on income and parenting time. This calculator is an educational model only and not legal advice.

Child support estimate calculator

Estimate only, not legal advice. This is intentionally lighter than official worksheets.

State

Number of children (4 = 4+)

Your monthly income

Co-parent monthly income

Your parenting time

State formulas vary and can include deductions, childcare, health insurance, and other factors not captured here. Always verify with your state's official calculator.