South Carolina Child Support Calculator

Calculate child support using South Carolina's income shares guidelines
2025 Guidelines
Official SC Formula
Income Shares Model

How South Carolina Child Support Works

South Carolina Child Support Guidelines

South Carolina uses the Income Shares Model based on both parents' combined gross incomes.
Support = Basic Obligation × (Obligor Income ÷ Combined Income)

SC-Specific Rules

  • Income shares model
  • Shared custody credit
  • Online calculator from SC DSS
  • Regular guideline updates
  • Self-support reserve
  • Split custody provisions

South Carolina Child Support Guidelines Table

Basic Child Support Obligation (Monthly)

Combined Income1 Child2 Children3 Children4 Children5 Children
$1,500$264$393$467$524$570
$3,000$457$680$808$907$988
$5,000$678$1,009$1,199$1,346$1,466
$7,500$907$1,349$1,603$1,799$1,960
$10,000$1,108$1,648$1,959$2,198$2,395
$15,000$1,444$2,147$2,553$2,865$3,122

Factors That Affect South Carolina Child Support

Gross Monthly Income
South Carolina uses both parents' gross monthly incomes to calculate support.
Shared Custody Credit
Adjustments available when the non-custodial parent has significant parenting time.
Healthcare Costs
Health insurance and medical expenses are allocated between parents.
Childcare Expenses
Work-related childcare costs are added to basic support.
Split Custody
When each parent has custody of different children, offset calculations apply.
Deviation Factors
Courts may deviate for special circumstances.

Important Legal Disclaimer

This calculator provides estimates only and is not legal advice.

Calculate Your South Carolina Child Support

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