New York Child Support Calculator

Estimate your child support obligations in New York using the percentage of income model. Understand how support is calculated, what factors matter, and what to expect. Updated for 2026.

Percentage of income Model

New York uses the Child Support Standards Act (CSSA), a percentage-of-income model under DRL Section 240(1-b). Both parents' gross incomes are combined, then a statutory percentage is applied based on the number of children: 17% for 1 child, 25% for 2 children, 29% for 3 children, 31% for 4 children, and at least 35% for 5 or more children. The total obligation is prorated between parents based on each parent's share of combined income. The non-custodial parent generally pays their share to the custodial parent. For combined parental income above the statutory cap ($183,000 for March 1, 2024 through February 28, 2026), the court may apply the percentages or consider statutory factors. As of March 1, 2025, the Self-Support Reserve is $21,128. The court must ensure a support order does not reduce the payor below the SSR.

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What Goes Into the New York Calculation?

Income

Both parents' gross income from all sources:

Wages and salary
Bonuses and commissions
Self-employment income
Investment income
Rental income
Social Security benefits
Unemployment benefits
Pension / retirement income

Deductions

Allowable deductions that may reduce gross income:

Federal and state income taxes
FICA / Social Security tax
Mandatory retirement contributions
Union dues
Health insurance premiums
Existing child support orders

Adjustments

Additional factors that can adjust the base support amount:

Number of children
Parenting time / custody split
Childcare costs
Health insurance for children
Extraordinary medical expenses
Special needs of the child
Travel costs for visitation
Extracurricular activities

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How the Percentage of income Model Works

1

Determine Non-Custodial Parent's Income

Calculate the non-custodial parent's net income (after taxes and certain deductions).

2

Apply the Percentage

Apply the state's percentage based on the number of children (typically 17-25% for one child, increasing for additional children).

3

Apply Adjustments

Adjust for healthcare, childcare, shared parenting time, and other relevant factors.

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Modifying Child Support in New York

Child support orders are not permanent. You can request a modification when there is a substantial change in circumstances. Common reasons include:

Job loss or income reduction: Involuntary loss of employment or significant pay cut
Increase in income: Either parent receives a substantial raise or new income source
Custody changes: Significant change in the parenting time arrangement
Child's needs change: New medical needs, educational requirements, or special needs
Healthcare cost changes: Significant increase or decrease in health insurance or medical costs
New children: Birth of additional children (in some states)

Frequently Asked Questions

How is child support calculated in New York?
New York uses the percentage of income model. New York uses the Child Support Standards Act (CSSA), a percentage-of-income model under DRL Section 240(1-b). Both parents' gross incomes are combined, then a statutory percentage is applied based on the number of children: 17% for 1 child, 25% for 2 children, 29% for 3 children, 31% for 4 children, and at least 35% for 5 or more children. The total obligation is prorated between parents based on each parent's share of combined income. The non-custodial parent generally pays their share to the custodial parent. For combined parental income above the statutory cap ($183,000 for March 1, 2024 through February 28, 2026), the court may apply the percentages or consider statutory factors. As of March 1, 2025, the Self-Support Reserve is $21,128. The court must ensure a support order does not reduce the payor below the SSR.
What income is used to calculate New York child support?
Gross income from all sources is typically used, including wages, salary, bonuses, commissions, self-employment income, rental income, investment income, Social Security benefits, unemployment benefits, and disability benefits. Courts may also impute income if a parent is voluntarily unemployed or underemployed.
How long does child support last in New York?
Child support in New York generally continues until the child turns 18, or through high school graduation if the child is still in school. Some orders extend to age 19 or 21 depending on the state and circumstances (college support, special needs).
Can New York child support be modified?
Yes, child support orders in New York can be modified when there is a substantial change in circumstances. Common reasons include significant income changes (job loss, promotion), changes in custody arrangement, changes in the child's needs, or changes in healthcare costs.
What if a parent doesn't pay child support in New York?
New York has enforcement mechanisms including wage garnishment, tax refund interception, license suspension (driver's and professional), bank account levies, contempt of court charges, and reporting to credit bureaus. Failure to pay can result in fines and jail time.

Related New York Guides

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