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 $505,920. , S. p% k2 y: N- }: L7 J z. b / G- w+ X# @ u" G) u$ ghttp://www.canada.com/calgaryher ... ee7aa2f&k=35625