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Wisconsin vs North Dakota Child Support

Wisconsin estimates $103 more per month than North Dakota on $5,000 / $3,000 monthly gross · 2 children · Parent A 70% custody · Parent B pays.

By Sammy S. · Founder · AuthorUpdated for 2026

Key finding

Wisconsin estimates higher monthly support

$103/mo more (~$1,236/yr).

Side-by-side child support scoreboard

Key takeaways — Wisconsin vs North Dakota

  • Wisconsin estimates about $103/mo more ($750 vs $647).
  • Wisconsin: Percentage of income. North Dakota: Percentage of income.
  • Dense ranks: Wisconsin #1; North Dakota #3 (#1 = highest monthly estimate).
  • Both sides use percentage-of-income math with state-specific engine paths.
  • Personalize at /child-support-calculator.

Rule contrast (2026)

TopicWisconsinNorth Dakota
Guideline modelPercentage of incomePercentage of income
Vignette monthly$750$647
Vignette annual$9,000$7,764
Dense rank#1#3
Guideline citationWisconsin Administrative Code DCF 150.03N.D. Admin. Code §§ 75-02-04.1-01 to -13 (Varying Percentage of Obligor's Income)
Official resourcehttps://dcf.wisconsin.gov/cs/order/toolshttps://hhs.nd.gov/childsupport/partners/lawyers/child-support-guidelines

Paying-parent income ladder

Parent B grossWI monthlyND monthlyGap
$2,000$500$416$84
$3,000$750$647$103
$5,000$1,250$1,074$176
$8,000$1,875$1,700$175

How to read Wisconsin vs North Dakota

Wisconsin vs North Dakota child support in 2026

This page compares guideline estimates for Wisconsin (WI) and North Dakota (ND) on $5,000 / $3,000 monthly gross · 2 children · Parent A 70% custody · Parent B pays, calculated from our engine.

Wisconsin is higher by about $103/mo; annual gap about $1,236.

Wisconsin uses a percentage-of-income guideline model (NCSL). Our engine applies state-specific percentage math on this vignette. Wisconsin uses a flat percentage of the noncustodial parent's gross monthly income: 17% (1 child), 25% (2), 29% (3), 31% (4), 34% (5+). For income over $7,000/month a modified formula applies. Shared placement (each parent ≥25% of overnights/year) uses a separate calculation with both incomes.

North Dakota uses a percentage-of-income guideline model (NCSL). Our engine applies state-specific percentage math on this vignette. North Dakota uses an official dollar-amount table based on the obligor's monthly net income and number of children (N.D. Admin Code 75-02-04.1-10, effective July 1, 2023). This calculator looks up the official table using ~75% of gross income to estimate net income. Actual net income (after taxes, mandatory deductions) may differ. For net income over $25,000/month, cap amounts apply. Use the official ND HHS guidelines calculator for precise results.

Guideline model contrast

Wisconsin citation: Wisconsin Administrative Code DCF 150.03. North Dakota citation: N.D. Admin. Code §§ 75-02-04.1-01 to -13 (Varying Percentage of Obligor's Income).

Profiles: /child-support-by-state/wisconsin and /child-support-by-state/north-dakota.

Not legal advice — court worksheets and agency calculators control.

How the gap can change with income

The ladder below recomputes monthly estimates as Parent B’s gross monthly income changes (Parent A income and custody stay at vignette defaults).

Percentage-of-income states often scale more steeply with obligor income than the simplified income-shares schedule.

Limits of this comparison

No invented per-state income-shares table numbers. Melson/hybrid accuracy notes still apply where relevant.

Health insurance, childcare add-ons, and multi-family credits are omitted on the ranking vignette.

Who this comparison helps

Useful if…

  • •Parents weighing Wisconsin vs North Dakota orientation numbers
  • •Editors illustrating percentage-of-income vs income-shares gaps
  • •Users deciding which state calculator to open next

Use official tools if…

  • •Treating a hub tie as identical official guidelines
  • •Litigation strategy without counsel
  • •Interstate jurisdiction questions beyond this vignette

Comparison checklist

  1. 1Confirm models: Percentage of income vs Percentage of income.
  2. 2Read accuracy notes on both state profiles.
  3. 3Run custom incomes at /child-support-calculator.
  4. 4Cross-check each state’s official calculator.

What the monthly gap means

Guideline models and engine paths differ by state. This is an educational estimate, not a court order.

Limits of this comparison

We do not invent per-state income-shares table numbers. Melson/hybrid notes, add-ons, and deviations may change real outcomes. Use each state’s official calculator.

Wisconsin vs North Dakota child support FAQs

Wisconsin is higher by about $103/mo ($750 vs $647) on $5,000 / $3,000 monthly gross · 2 children · Parent A 70% custody · Parent B pays.

Wisconsin: Percentage of income (Wisconsin Administrative Code DCF 150.03). North Dakota: Percentage of income (N.D. Admin. Code §§ 75-02-04.1-01 to -13 (Varying Percentage of Obligor's Income)).

No. This educational engine shares one simplified income-shares schedule across those states. Official tables, worksheets, and deviations differ — confirm with each state’s calculator.

Not necessarily. Recompute with the income ladder on this page or the child support calculator — percentage-of-income and income-shares paths scale differently.

Start with Wisconsin if you care about the higher vignette estimate, then compare North Dakota and both official calculators.

No. Educational engine output only. Courts apply official guidelines and evidence.

Compare another pair

Compare any two states

Guideline estimates on $5,000 / $3,000 monthly gross · 2 children · Parent A 70% custody · Parent B pays.