2022 Basic Illinois Child Support Calculators

Illinois Child Support Calculators

If you are interested in estimating the amount of child support a judge could order in your case the two Illinois Child Support Calculators below can be very helpful. Remember, they provide estimates only. The issue of child support in Illinois has a number of nuances which are not captured by the Illinois Child Support Calculators linked to below.

If you need help establishing or modifying child support in Illinois schedule some time for a consultation today:

Schedule a Free 30 Minute Zoom Consultation


Illinois Child Support Calculators / Estimators

The Illinois Department of Healthcare and Family Services provides two separate Illinois Child Support Calculators / Estimators. They are intended to provide a rough estimate of the amount of child support a judge could order based on the information that you enter.

Before using the Illinois Child Support Calculators / Estimators you should be aware of the following information which is provided by the Illinois Department of Healthcare and Family Services:

Please note, the Illinois Child Support Estimator has been updated to reflect the 2021 State and Federal income withholding levels, in addition to the United States Department of Health and Human Services Federal Poverty Guidelines for a single person living in Illinois for 2021.

Last Revised On: 02/18/2021

The Illinois Child Support Estimator is designed to provide a general idea of a child support amount in accordance with the Illinois child support guidelines (750 ILCS 5/505) based upon the information you enter. This estimator is for informational purposes only. The Department of Healthcare and Family Services-Division of Child Support Services assumes no responsibility for the accuracy of the child support amount that you see after you enter the information.

The child support amount that you see on this estimator may not be the same amount that the Department or the court establishes. This amount is meant to be an estimate and is not a guarantee of the amount of child support awarded. Many factors affect the amount of child support and each situation is different.

For information regarding Legal Notices, Disclaimers, Security and Privacy, see the State of Illinois Privacy Policy https://www2.illinois.gov/Pages/About/Privacy.aspx

Illinois Department of Healthcare and Family Services: Child Support Estimator

The Income Shares Schedule can be found here, or use one of the estimators below.

Remember, the Illinois Child Support Calculators above only provide an estimate of the child support amount that may be ordered. Also, the accuracy of the Illinois Child Support Calculators depends on the accuracy of the information that you enter.



The information on this Illinois Prenuptial Agreement page is current as of August 2021.