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Child Support in New York

Free calculator, modification rules, arrears interest, and 50/50 custody guide for New York — 2026.

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Child Support Calculator
Estimate payments using New York's Percentage of Income
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Modification Checker
Does your income change qualify?
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Arrears Calculator
Past-due support with 9% interest
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50/50 Custody Guide
Does equal custody eliminate support?

New York Child Support Facts — 2026

Formula modelPercentage of Income
Income basisBoth parents' income
Support ends at age21
Modification threshold15% income change
Arrears interest rate9% per year
Income cap$193,000/month
Official agencyNew York Child Support Agency ↗
New York uses percentage of combined parental income up to $193,000/year. Support ends at 21.

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