Child Support Laws by State
Child support calculations vary by state — most use the income-shares model, but some use a percentage-of-income or hybrid approach. Select your state to understand how child support is calculated, modified, and enforced where you live.
Select Your State
Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming
50 state guides available. Each covers calculation methods, modification rules, enforcement, and spousal support.
Related Resources
Child Support Calculator
Estimate monthly child support payments based on income and custody arrangement.
Child Support Guidelines
Compare child support models, formulas, and guidelines across all 50 states.
How Child Support Is Calculated
Understand the income-shares and percentage-of-income models used across the U.S.
This page is for informational purposes only and does not constitute legal advice. For advice specific to your situation, consult a licensed attorney in your state.