The average price of a single-family home in Calgary has dropped for the third consecutive month and in October was more than $53,000 less than it was in July when it hit a record $505,920. . c% h$ |! F& [- v/ ~3 k5 {1 D3 ^$ o& k+ Y1 Z" Q/ R: r http://www.canada.com/calgaryher ... ee7aa2f&k=35625