Arkansas Child Support Calculator
Estimate your child support obligations in Arkansas using the income shares model. Understand how support is calculated, what factors matter, and what to expect. Updated for 2026.
Effective July 1, 2020, Arkansas uses the Income Shares model under Administrative Order No. 10 (Arkansas Child Support Guidelines). Both parents' gross incomes are combined and the child support obligation is calculated based on the combined income and the number of children. Each parent's share is proportional to their percentage of the combined income. The model is based on the concept that the child should receive the same proportion of parental income as if the parents lived together.
Official Arkansas calculator →Estimate Your Child Support
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Get Started with Divorce.aiWhat Goes Into the Arkansas Calculation?
Income
Both parents' gross income from all sources:
Deductions
Allowable deductions that may reduce gross income:
Adjustments
Additional factors that can adjust the base support amount:
Get your full financial picture
Divorce.ai's income and expense tracker helps you accurately report your finances for the Arkansas child support worksheet.
How the Income shares Model Works
Determine Combined Income
Add both parents' adjusted gross income together to get the combined income figure.
Look Up Base Obligation
Using Arkansas's guidelines table, find the base child support amount for your combined income and number of children.
Prorate Between Parents
Each parent's share is proportional to their income. If Parent A earns 60% of the combined income, they are responsible for 60% of the obligation.
Apply Adjustments
Add or subtract adjustments for healthcare, childcare, shared parenting time, and extraordinary expenses.
Complete your child support worksheet
Divorce.ai auto-fills the Arkansas child support worksheet based on your financial information. Accurate and court-ready.
Modifying Child Support in Arkansas
Child support orders are not permanent. You can request a modification when there is a substantial change in circumstances. Common reasons include: