Estimate monthly child support using a percentage-of-income guideline.
Many courts estimate support as a percentage of combined income that rises with the number of children. Dividing the annual estimate by twelve gives the monthly obligation. This is a rough guideline; actual orders vary by jurisdiction and custody arrangement, so treat it as an estimate only.
Child Support Estimate
Monthly support = income x guideline% / 12
Estimate only. Actual support is set by a court based on jurisdiction-specific guidelines and individual circumstances.
Monthly support = income x guideline% / 12 Many courts estimate support as a percentage of combined income that rises with the number of children. Dividing the annual estimate by twelve gives the monthly obligation.
This is a rough guideline; actual orders vary by jurisdiction and custody arrangement, so treat it as an estimate only.
This calculator takes 3 inputs: Annual income, Other income, Number of children. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.