This calculation is for information purposes only and is not intended as a substitute for obtaining legal advice! Are you seeking legal help for a case involving spousal support or alimony in Virginia?This guide explains how spousal support works in Virginia and outlines how courts calculate it. Despite what you may have heard, calculating spousal support in Virginia is possible to do yourself! Virginia divorce lawyers have experience helping divorcing spouses reach alimony settlements that ensure their future income is protected. 757-352-7577. This Child Support Calculator allows Virginia parents to reasonably estimate their child support payments. The Virginia Judicial System has a number of forms for each court available on the court's form page. This Virginia alimony calculator calculates Virginia maintenance using the Fairfax County alimony formula. WorksheetsWorksheets to calculate guideline amounts of maintenance and child support. Optional tools to help with calculations are below.