A Boca Raton waterfront estate sold for $75 million in May, topping the month’s luxury transactions, with Florida properties capturing half of the top ten sales including a $62.5 million Manalapan estate. Two Manhattan Upper West Side apartments plus properties in Aspen, Lake Tahoe, and Malibu rounded out the rankings. All ten highest-priced May sales exceeded $30 million, showing continued luxury market strength.