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State Guide · Georgia

Child Support in Georgia: How It's Calculated, Modified & Enforced

A plain-English guide to Georgia child support — the guideline model, how the number is computed, the modification and enforcement process, and where to find the official worksheet.

Direct answer
The statutory table (O.C.G.A. § 19-6-15) that sets the total support amount for a combined adjusted income and number of children; each parent pays their pro-rata share.

By The ChildSupportFig Editorial Team · independent editorial research project

Last updated: 2026-08-23

Georgia uses the Income Shares model under O.C.G.A. § 19-6-15. Each parent's gross monthly income is adjusted (preexisting support orders, self-employment FICA, credit for other children in the home) to adjusted gross income; the combined figure is applied to the Basic Child Support Obligation (BCSO) table covering $800–$40,000/mo combined. The noncustodial parent owes their pro-rata share plus a share of health insurance and work-related childcare; a parenting-time adjustment and a low-income adjustment can modify the presumptive amount, and deviations require written findings.

Open the Georgia child support calculator to see your own number under the current guideline: Georgia calculator.

How a support order is established in Georgia

Worked examples

Illustrative example — pro-rata share (two children) — Parent A adjusted gross $3,600/mo; Parent B $2,400/mo; combined $6,000/mo; two children; child health insurance $200/mo; childcare $300/mo. Parent A = 60% of combined. BCSO for $6,000 combined and two children ≈ $1,404 (illustrative schedule figure). Add-ons = $500. Parent A\'s share = 0.60 × ($1,404 + $500) ≈ $1,142/mo. Each parent pays their percentage of combined adjusted income times the basic obligation plus add-ons.
Illustrative example — low-income adjustment — Obligor adjusted gross $1,200/mo, one child; presumptive share would exceed 19% of adjusted gross. Georgia\'s low-income adjustment caps the obligation at a percentage of adjusted gross income (e.g., 19% for one child), reducing the order to that cap so the parent can meet basic living expenses. Low-income parents are protected by a percentage-of-income cap so support doesn\'t drop below self-sufficiency.

Modifying or enforcing an order

Orders in Georgia can be modified when there is a substantial change in income, custody, or circumstances. Use the modification eligibility check and the cross-state comparison tool to see how a move would change the outcome. Enforcement runs through the state agency and can include income withholding and contempt proceedings.

Official sources

What is the Basic Child Support Obligation (BCSO)?
The statutory table (O.C.G.A. § 19-6-15) that sets the total support amount for a combined adjusted income and number of children; each parent pays their pro-rata share.
How does parenting time affect the amount?
A parenting-time adjustment reduces (or can shift) the noncustodial parent\'s share based on court-ordered days with the child.
Is there relief for very low incomes?
Yes. A low-income adjustment caps the obligation as a percentage of adjusted gross income to protect basic self-support.
Can the court deviate from the guideline?
Yes, with written findings; the guideline amount is a rebuttable presumption.
When does support end?
Generally at age 18, or 20 if the child is still in high school.
Where do I calculate the official worksheet?
Use the Georgia Child Support Commission\'s official online calculator at csconlinecalc.georgiacourts.gov.
Georgia child support calculator

Estimate for Georgia

Georgia uses the Income Shares model.

Enter adjusted gross monthly income (gross minus mandated deductions).

Estimated monthly support$1,003.89per month

Official schedule: O.C.G.A. § 19-6-15 Basic Child Support Obligation Table (subsection (o)), post-7/1/2024 (2024)

Annual estimate$12,046.68
Effective rate20.1%
MethodIncome Shares: combined income → official Georgia schedule → split by income share (+ add-ons, parenting-time credit)
View calculation breakdown
Combined parental income$9,000
Total basic obligation (schedule)$1,807
Obligor income share55.6%
Obligor basic obligation$1,004
Estimated monthly support$1,004

How the basic obligation splits between parents

56%
44%
Paying parent: $1,004 Other parent: $803
Each parent pays their proportional share of the combined basic obligation.

Estimated monthly support by number of children

$6731$1,0042$1,1893$1,3284$8205$8686+
At the incomes you entered, for 2 children.
This article is general education, not legal or tax advice. For your exact number, open your state calculator.
Not legal or financial advice. This estimate follows the state’s statutory guideline formula but cannot capture every factor a court considers (health insurance, childcare, prior orders, deviations, imputed income).

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