The Canadian Real Estate Association said the average cost of a home was $335,180 last month, compared to $303,472 in June last year, an increase of 10.4 per cent. Also in June, existing home sales rose to a new seasonally adjusted high of 31,300 – up 0.3 per cent from May and 10.9 per cent from a year ago. It was the highest monthly sales level on record and the third consecutive month in which activity scaled new heights, CREA said.