Homebuyers in the Tampa Bay area don’t have to shell out as much on downpayments as buyers in many other places. According to ATTOM Data Solutions, the median downpayment for a bay area home in the quarter ended in September was $13,750 compared to $20,000 nationally, an all-time high. Among major metro areas, Tampa Bay ranked 54th nationally with its median downpayment equal to just 6.5 percent of purchase price --- less than that in Fort Myers, Miami, Naples, Sarasota, Orlando and Jacksonville. San Francisco was No. 1 with a median downpayment of $247,000, and 11 other markets topped the $50,000 mark.