New Hampshire Child Support Calculator
Free New Hampshire child support calculator using the income-shares model. Estimate monthly payments based on both parents' income and custody schedule.
How This Calculator Works
Calculation methodology and assumptions
New Hampshire uses the income-shares model for calculating child support. Both parents' incomes are combined, then each parent's share of the total obligation is based on their percentage of combined income. The custodial parent's share is presumed spent directly on the child. This calculator provides an estimate — actual court orders may vary based on additional factors like extraordinary medical costs, educational expenses, and judicial discretion.
Key State Information
New Hampshire uses the income-shares model. Since New Hampshire has no state income tax, gross income calculations do not include state tax deductions. The median household income in New Hampshire is $83,449.
Frequently Asked Questions
How is child support calculated in New Hampshire?
New Hampshire uses the income-shares model. Both parents' incomes are combined to determine the basic support obligation, then each parent pays their proportional share. Courts may deviate based on special circumstances.
How long does child support last in New Hampshire?
In most cases, child support in New Hampshire continues until the child turns 18 or graduates high school (whichever is later). Some states extend support to age 19 or through college in certain circumstances.
Can child support be modified in New Hampshire?
Yes, either parent can request a child support modification if there's a substantial change in circumstances — such as a significant income change (usually 15-20% or more), job loss, disability, or change in custody arrangement.
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