California vs New York Child Support

A side-by-side look at how California and New York handle the formula, parenting time, modification, and add-on expenses.

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RuleCaliforniaNew York
Formula modelIncome SharesPercentage of Income
Shared-time threshold73 overnights92 overnights
Shared-time methodCross-creditCross-credit
Modification threshold20%15%
Review cadence3 yrs3 yrs
Age of majority1821
Education extensionYesYes
Childcare add-onYesYes
Health insurance add-onYesYes
Self-support reserve$1,383/mo$1,554/mo

California — AI summary

This jurisdiction combines both parents' incomes to estimate what would have been spent on the children, then divides that obligation proportionally.

New York — AI summary

This jurisdiction combines both parents' incomes to estimate what would have been spent on the children, then divides that obligation proportionally.

Comparing jurisdictions can clarify what really drives a number — and what doesn't.

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