Child Support and Alimony Calculator

Our North Carolina Child Support Calculator will automatically calculate your standard child support and allow you to download it in pdf format. Our Alimony calculator will give you a few different alimony scenarios based on different methods of calculating alimony or spousal support across the United States. Alimony is described as the support provided by the supporting spouse to a dependent spouse for a longer duration, and in some cases, it can be permanent.

Our child support and alimony calculator are designed to educate you on what alimony or spousal support could be in your case and what guideline child support could be. Remember that each case is different and your individual facts could impact the way that spousal support and child support are calculated. 

Information needed to calculate child support

  • Your gross income
  • Child’s other parent’s income
  • Cost of health care for the child(ren)
  • Cost of child care
  • Extraordinary expenses (special camps, special needs tutors, expensive lessons for competitive athlete) 

Information needed to calculate alimony or spousal support 

  • Your gross income
  • Your net income
  • Your spouse’s gross income
  • Your spouse’s net income
  • Amount you or your spouse pay in child support for children living with you or another party
  • Length of marriage


Our alimony calculator will provide you with a basic alimony/support calculation for the following states or formulas: 

  • AAML Formula
  • Judge Ginsburg Formula
  • Texas Formula
  • Santa Clara County Formula (California)
  • Rough-Cut 1/3-1/3-1/3 Rule of Thumb Formula
  • Maricopa County Formula (Arizona)
  • NY Formula
  • Johnson County Bar Association Formula (Kansas)

Many states do not have a particular formula for calculating alimony, In some states, the court looks at a list of factors to determine the length of time you will pay/receive support and the amount of the support. Those factors can include the length of the marriage, the age of parties, education of parties, individual contributions to the marriage, if either spouse had an affair, and the overall estate and income of each of the parties. If you don’t see your state listed, you can use the average as for educational purposes.