Your basic entitlement is $36,000. The VA in most cases has pledged to repay for a quarter of the loan amount. For loans over $144,000 to purchase, additional entitlement up to an amount equal to or 25 percent of the VA county loan limit for a single family home may be available. VA county loan limits can change yearly. The loan limits are the amount a qualified veteran with full entitlement may be able to borrow without making a down payment, in Oregon the loan limit is $424,100.