New Jersey Child Support Calculator
Enter both parents' incomes, number of children, and parenting time to estimate the New Jersey monthly child support obligation under the Income Shares model. Consult a family law attorney for a binding order.
- 17%
- 1-child base rate
- #33 of 51
- base-rate rank
- $187,200
- income ceiling
- 91.6%
- cases with a support order
$1,271/mo
One-child base rate at New Jersey's median income
17% of $89,703, the Census ACS 2022 median household income for New Jersey, divided across twelve months, 34% above the median state. An index for comparing states, not a case estimate: guidelines apply to the obligor's income, or to combined parental income under the Income Shares model, and a court sets the actual order. How this is derived.
The verdict
New Jersey carries a below-median one-child base rate.
According to New Jersey Title IV-D guideline publication, last checked 2020.
- 17%
- published 1-child starting rate
- 91.6%
- of cases have a support order
- $187,200
- income ceiling
Ranks describe published guideline starting rates across this portal's 51-jurisdiction table, not court outcomes or collection performance.
National context
Lower-band view: where New Jersey's one-child start sits
Each bar counts jurisdictions with a published one-child base rate in that 3-point guideline band. New Jersey is marked in its own band; counts are exact from the 51-jurisdiction dataset.
New Jersey's 17% published one-child starting rate is higher than 6 of 51 recorded state rates. This comparison describes the published starting percentage, not a complete child-support estimate.
Source: Published state child-support guideline records in PlainChildSupport's 51-jurisdiction dataset
Income Shares peers by one-child starting rate
Source: State Title IV-D guideline publications compiled in PlainChildSupport states.base_pct_1child filtered by formula_type · 2020 Peer board lists up to 10 Income Shares states sorted by published one-child starting rate. Counts match SELECT COUNT on the live states table.
Dense order-establishment share
New Jersey calculator in the denser-order third
New Jersey sits in the top third on OCSE P-64 order share (91.6% · #10 of 51).
New Jersey applies the Income Shares model with a published 17% one-child start. OCSE reports 91.6% of its Title IV-D cases carry a support order — a denser order-establishment share than most states. Enter the incomes this model requires; the official worksheet remains the authority for a binding order.
Sources: New Jersey Child Support Guidelines · HHS OCSE Annual Report to Congress (Form 157) · estimate only; a court order requires the official worksheet.
Interactive Calculator for New Jersey
New Jersey uses the Income Shares to calculate child support. Both parents' combined income and each parent's share of it are used to look up the obligation on the state's published child support schedule.
Our New Jersey interactive calculator is in development. Phase 1 covers the 10 largest states.
Use Official New Jersey CalculatorNew Jersey Guideline Summary
~17%
1 Child
~25%
2 Children
~31%
3 Children
$187,200/mo
Income Cap
Questions about this New Jersey estimate
Why does New Jersey's one-child start read low nationally?
New Jersey's 17% published one-child starting rate is higher than 6 of 51 recorded state rates. This comparison describes the published starting percentage, not a complete child-support estimate.
Does New Jersey cap the income used in this estimate?
Yes. This calculator applies the published $187,200 income ceiling before estimating the basic obligation. The official worksheet can apply additional rules or deviations.
Calculators nearest New Jersey's 17% start
Sorted by absolute gap in published one-child starting rate among states with a verified interactive calculator. Not a recommendation of which worksheet to file.
Read our methodology - how this data is sourced, computed, and verified.
Source: U.S. Office of Child Support Services (OCSS) - HHS Child support enforcement caseload and collections · 2025