Miami’s coastal mainland housing market saw rising prices, falling inventory with lower sales levels as distressed activity declined rapidly. Median sales price rose 6% to $302,050, and average sales price increased 6.8% to $415,219 respectively over the same period. Listing inventory slipped 7% to 9,988 from the year-ago quarter, the sixth consecutive decline. The number of sales declined 10.2% to 3,180 from the prior-year quarter. The number of distressed sales fell 41.7% as the…