Are you a parent or guardian trying to understand your child support obligations or entitlements in Illinois? Our free Illinois Child Support Calculator helps estimate monthly child support payments using your income, number of children, and basic expenses. This tool is ideal for planning, negotiation, or learning how Illinois laws apply to your situation.

How to Use the Calculator

  • Enter both parents' monthly incomes.
  • Select the number of children involved.
  • Optionally, include childcare and insurance costs.
  • Click “Calculate” to get an estimated support amount.

How This Illinois Child Support Calculator Works

This tool is built on simplified guidelines commonly used in Illinois, where both parents' combined income and their proportionate share are considered. The percentage of income for child support in Illinois typically begins at 20% for one child and increases incrementally for each additional child. This tool is only an estimate and should not replace professional legal or financial advice.

Why Use This Calculator?

  • Quickly estimate your child support obligations
  • Use it for mediation, separation, or divorce planning
  • See how different income scenarios affect your share

Common FAQs

1. Is this calculator official?

No, this tool is for informational purposes only. For an exact calculation, consult with a family law attorney or court officer in Illinois.

2. Can both parents use it?

Yes, either parent can enter their and the other parent's details to see estimated outcomes.

3. Does it apply to shared custody?

This is a general calculator. For shared or joint custody cases, the actual child support order may vary based on parenting time and other legal factors.

4. Can I use this anonymously?

Absolutely! We don’t collect or store any data you enter into this calculator.

Disclaimer: This calculator provides general estimates only and is not a substitute for legal advice. For accurate guidance based on your specific circumstances, please consult a legal professional or family court representative in Illinois.