Home prices fell for a fifth consecutive month in September, breaking the previous record set in August, according to the Teranet–National Bank National Composite House Price Index.

In a report released Thursday, it found that home prices fell 3.1 per cent in September, compared to a month ago.

This marked the largest monthly decline since the index was first started in 1999, and shattered the previous record decline of 2.4 per cent in August.

The report found that the largest price declines were in Victoria (down 5.9 per cent), followed by Vancouver (3.5 per cent) and Hamilton (2.1 per cent).

The largest monthly decreases all took place in Ontario, with Peterborough, Ont. (down 11.8 per cent), Windsor, Ont. (5.4 per cent) and Belleville (5.1 per cent).

The index posted an annual gain of six per cent in September. In September, year-over-year increases were posted in all 11 cities tracked by the index.