In Massachusetts it would,
as they count everything,but in most states,
it would come under a Rebuttable Presumption.
a judge once used the retail value of the on base housing,
addind it to the sailor`s gross income,
to set the support amount.
The sailor ended up owing more than his net income in child support.
One needs to study your state laws and child support guidelines to determine what is and is not included in your state.
These are available through the state website.
you need to learn what your rights are and hwo to be prepared for a child support hearing.
These links will teach you what you need to know.
Federal Child Support Enforcement Handbook for Non-Custodial Parents