The amount of money a non-custodial parent is required to pay for their minor child is called child support. Child support calculations in Illinois are based on both parents’ incomes as well as their parenting time and parental responsibility.

Although child support payments typically end when a child turns 18 or 19 and has graduated from high school, there are some situations where a parent may be required to provide their child with financial support beyond age 18 or 19. These situations include: