Utah Child Support Calculator
Estimate your child support obligations in Utah using the income shares model. Understand how support is calculated, what factors matter, and what to expect. Updated for 2026.
Utah uses the Income Shares Model under Utah Code § 78B-12-301 et seq. Child support is calculated based on the combined gross monthly income of both parents and the number of overnights each parent has. The state provides a standardized Child Support Obligation Table. Each parent's share is proportional to their percentage of combined adjusted gross income. Adjustments are made for health insurance, child care, and extraordinary expenses. The guidelines are reviewed every four years.
Official Utah calculator →Estimate Your Child Support
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Get Started with Divorce.aiWhat Goes Into the Utah 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 Utah 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 Utah'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 Utah child support worksheet based on your financial information. Accurate and court-ready.
Modifying Child Support in Utah
Child support orders are not permanent. You can request a modification when there is a substantial change in circumstances. Common reasons include: