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 $505,920. 3 w7 S8 y4 w% F/ \8 J$ e! Q6 n) E2 |/ P5 S t http://www.canada.com/calgaryher ... ee7aa2f&k=35625