The total value of investment in building construction edged down 0.5% to $22.3 billion in October.

Year over year, however, investment levels are 5.7% higher than they were in October 2024.

Investment in residential building construction edged down 0.8%, or $125.8 million, to reach $15.5 billion. Declines in the single-family component (-2.5%) were moderated by a slight increase in the multi-unit component (+0.6%).

Investment in single-family home construction decreased $180.1 million to $7.0 billion, led by Ontario (-$131.8 million) and Alberta (-$48.9 million). Eight provinces and one territory contributed to the decline.

Investment in the multi-unit construction sector added $54.4 million to reach $8.5 billion. The increase was driven by Quebec (+$154.2 million) and the Northwest Territories (+$10.2 million), but were partially offset by decreases in British Columbia (-$51.0 million), Manitoba (-$33.3 million) and Alberta (-$32.1 million).

Meanwhile, the value of non-residential investment in building construction rose by 0.2% to reach $6.8 billion. Investment in the commercial and institutional components each edged up 0.3%, while the industrial component was down slightly (-0.1%).

Investment in the commercial component grew $10.0 million to $3.4 billion in October. This growth was driven by British Columbia (+$9.1 million).

Investment in the institutional component recorded a modest increase of $6.8 million to $2.1 billion in October. Gains in British Columbia (+$8.9 million) and Alberta (+$8.5 million) were tempered by a decline in Ontario (-$8.5 million).

Meanwhile, investment in the industrial component was slightly down $1.3 million to $1.3 billion in October, continuing the component's downward trend since the record high posted in January 2025.

The decline in October was led by Alberta (-$5.6 million), Ontario (-$5.3 million) and British Columbia (-$2.4 million). The decrease was partially offset by growth in Manitoba (+$7.4 million) and Quebec (+$5.1 million).