Miami-Dade (ZIP 95821) is a seller's market this month, with a median sale price of $549,000 and roughly $331 per square foot. Prices moved up about $20K month-over-month. Homes are taking a median of 14 days to sell, faster than last month by about 10 days. There are 45 active listings on the market, with 107 new this month. For a fix-and-flip investor, a seller’s market means resale exits are quick but acquisition competition is high — discipline on purchase price is what protects the spread.