The overall Delray Beach housing market was best characterized by its higher sales and prices along with a weaker luxury market. Single-family sales and prices have been rising year over year for four consecutive quarters. Single-family median sales price rose 10.8% to $413,300 from the prior year quarter. The number of single-family sales has not declined for five straight quarters yet listing inventory edged higher for the last three quarters of 2018. The months to sell, the number of months…