This Virginia alimony calculator calculates Virginia maintenance using the Fairfax County alimony formula. This calculation is for information purposes only and is not intended as a substitute for obtaining legal advice!Calculating Debt Payoff. If you have unpaid child support debt, you can figure out how long it will take to pay it off with our Arrears Payoff Calculator. This calculator is intended to be used only as a general tool to estimate potential splits and payments. The Virginia Maintenance (Alimony) Calculator makes Virginia pendente lite maintenance calculations with one click of the mouse. Our tool will calculate how much spousal support a judge may order. Complete the fields to calculate and estimate. The calculator below can provide you with an estimate as to how a court may handle alimony. Estimate how much you and your family will need to contribute for one year at Harvard with our simple Net Price Calculator.