Homebuyer Assistance Program This Wyoming down payment program is a scaled Wyoming down version of the aforementioned Wyoming down payment assistance program. Rather than a maximum $10,000 loan, the home buyer Assistance Program offers a $2,000 loan for Wyoming down payment and closing cost assistance with only a $500 contribution. To be eligible for this loan, a Wyoming borrower must be considered low income per income limit standards, and have at least a 620 credit score. The length of this loan is 30 years and is a deferred loan structure. The original loan taken out must not exceed $135,000.