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Child Support Calculator for Ohio

Estimate monthly child support payments in Ohio using the state's Income Shares formula. Updated for 2026 guidelines.

Income Shares

Calculation Model

20%

1 Child Rate

30%

2 Children Rate

36%

3 Children Rate

Disclaimer: This calculator provides estimates based on Ohio's general guidelines. Actual child support amounts depend on individual circumstances. Consult a Ohio family law attorney for accurate calculations.

Calculate Ohio Child Support

State

Number of Children

Parent 1 Gross Monthly Income ($)

Parent 2 Gross Monthly Income ($)

Custody Arrangement

Parent 1 Parenting Time (%)

Existing Child Support Obligations ($)

Monthly Childcare Costs ($)

Monthly Health Insurance for Children ($)

Ohio Child Support Guidelines

Calculation Model: Income Shares

Ohio Revised Code 3119.021 guidelines. Combined gross income worksheet. Shared parenting adjustment with 90+ overnight deviation.

Ohio Guideline Percentages

Children	Percentage of Combined Income
1 Child	20%
2 Children	30%
3 Children	36%
4 Children	40%
5+ Children	43%

Ohio Imputed Income & Minimum Thresholds

In Ohio, if a parent is voluntarily unemployed or underemployed, the court may impute income based on the parent's earning capacity, work history, education, and local job market conditions. Under the income-shares model, both parents' incomes are considered to determine the total child support obligation.

Ohio Child Support Enforcement

The Ohio child support enforcement agency handles establishing, modifying, and enforcing child support orders. They can assist with locating non-custodial parents, establishing paternity, and collecting past-due support through wage garnishment, tax intercepts, and other enforcement tools.

Ohio Child Support Enforcement Agency →

Frequently Asked Questions

How is child support calculated in Ohio?+

Ohio uses the Income Shares model to calculate child support. Ohio Revised Code 3119.021 guidelines. Combined gross income worksheet. Shared parenting adjustment with 90+ overnight deviation. The court considers both parents' income, number of children, custody arrangement, childcare costs, and health insurance premiums when determining the support obligation.

What is the minimum child support in Ohio?+

Ohio does not have a fixed minimum dollar amount for child support. The amount is calculated based on the state guidelines using both parents' incomes. However, courts may impute minimum wage income to a voluntarily unemployed or underemployed parent. Even low-income parents may be ordered to pay a nominal amount to maintain the support obligation.

Can child support be modified in Ohio?+

Yes, child support in Ohio can be modified when there is a substantial change in circumstances. This includes significant changes in either parent's income (typically 15-20% or more), changes in custody arrangements, changes in the child's needs, or changes in childcare or health insurance costs. You must file a motion with the court that issued the original order.

How long does child support last in Ohio?+

In Ohio, child support generally continues until the child turns 18 or graduates from high school, whichever occurs later. Some circumstances may extend or terminate the obligation earlier, such as the child's emancipation, marriage, or entry into military service. Consult a Ohio family law attorney for specific details.

Compare With Other States

See how Ohio's child support guidelines compare with neighboring states.

State	Model	1 Child	2 Children	3 Children
Ohio	Income Shares	20%	30%	36%
Michigan	Income Shares	20%	30%	36%
Indiana	Income Shares	20%	30%	36%
Kentucky	Income Shares	20%	31%	36%
West Virginia	Income Shares	20%	30%	36%
Pennsylvania	Income Shares	20%	30%	36%

Need a Family Law Attorney in Ohio?

Get accurate child support calculations and protect your rights under Ohio law.

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Child Support Calculator for Ohio

Calculate Ohio Child Support

Income Comparison Scenarios

Ohio Child Support Guidelines

Calculation Model: Income Shares

Ohio Guideline Percentages

Ohio Imputed Income & Minimum Thresholds

Ohio Child Support Enforcement

Frequently Asked Questions

Compare With Other States

Need a Family Law Attorney in Ohio?

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★ Smart Money Tips

Frequently Asked Questions

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