The following calculator provides an estimate of a potential alimony award in the State of Georgia. Estimate Alimony Payments.The Georgia Alimony Calculator is designed to offer estimations based on various input factors, such as income, length of marriage, and specific circumstances. Our alimony calculator for Georgia simplifies the process of estimating spousal support. This calculator is intended to be used only as a general tool to estimate potential splits and payments. Learn about the types of alimony available in Georgia, how it's calculated, and the factors courts consider when awarding spousal support. Get an estimate for alimony payments and duration. Get an idea on how much money a month you can expect to pay, and for how you can expect to pay it. Georgia law does NOT provide a formula for calculating alimony, but several other states and organizations have developed formulas for calculating alimony. The Johnson County Formula uses gross incomes to calculate alimony payments.