Hawaii Child Support Calculator
Estimate child support under Hawaii Child Support Guidelines (Hawaii Family Court). Calculate baseline support, parenting time overnights, health insurance credits, and work-related childcare costs.
1. Enter Case Information
HI RulesEstimated Child Support
HI EstimateUnderstanding Hawaii Child Support Guidelines
Hawaii follows a modified Melson Formula incorporating standard child needs and a Standard of Living Adjustment (SOLA). Baseline child support covers primary needs plus proportional sharing of surplus parental income.
Shared Custody & Overnights in Hawaii
Hawaii provides an "Extensive Time-Sharing" calculation when a parent has the child between 146 and 183 overnights (40% to 50% of the year), adjusting the standard primary support amount.
Calculate Your Exact Overnights →Official Court Worksheets & Forms
Family court filings in Hawaii require completing: Hawaii Child Support Guidelines Worksheet and Extensive Time-Sharing Worksheet. Review official forms before filing.
View State Worksheets Directory →Worked Calculation Example: Standard Hawaii Scenario
Here is a realistic line-by-line computation for two parents in Hawaii raising 1 children:
| Guideline Worksheet Line Item | Parent A (Paying) | Parent B (Receiving) | Combined / Order Total |
|---|---|---|---|
| Monthly Guideline Income | $5300 | $3600 | $8900 |
| Parental Income Proportion | 60% | 40% | 100% |
| Basic Child Support Schedule Obligation | - | - | $920 /mo |
| Work-Related Childcare Cost | - | - | +$380 /mo |
| Health & Dental Insurance Premium | - | - | +$190 /mo |
| Total Combined Child Financial Needs | - | - | $1490 /mo |
| Final Estimated Monthly Support Order | Paid by Parent A to Parent B | $894 /month | |
Frequently Asked Questions in Hawaii
Key legal questions regarding child support establishment, modifications, and enforcement in Hawaii.
How does Hawaii define "Extensive Time-Sharing"?
Hawaii Family Court defines extensive time-sharing when the non-custodial parent has the child for at least 146 overnights per year (40%), triggering the Extensive Time-Sharing Worksheet.
Are cost-of-living adjustments included in Hawaii calculations?
Hawaii's statutory child support guidelines and SOLA rates reflect the unique cost of living in the islands, with periodic comprehensive reviews by the Hawaii Family Court.
Is child support taxable income in Hawaii?
No. In Hawaii, as under federal IRS rules, child support is neither tax-deductible for the payer nor taxable income for the recipient.
Next Useful Steps for Your Case
Take the next step in preparing your family financial documentation:
Convert Irregular Income
Standardize hourly wages, seasonal overtime, or commissions into monthly gross figures.
Launch Income Tool →Explore 50/50 Custody
See how equal time sharing and reciprocal guidelines impact final transfer payments.
50/50 Custody Tool →Download Official Worksheets
Find the exact PDF court forms and financial affidavits required by your court clerk.
Court Worksheets Directory →