Luxury home buyers from colder northern climes are sharply driving up prices in Florida. According to Realtor.com’s May 2018 Luxury Home Index Report, the nation’s top 5 fastest growing luxury markets included Florida’s Sarasota, Collier, and Broward counties. Prices of entry-level luxury homes were up 19% in Sarasota, 14% in Collier, and 9% in Broward. (718)