
Home addition cost in Montreal — 2026 breakdown
A real Montreal home addition runs $350–$600 per finished square foot in 2026. Here is where the money goes, what changes the number, and the cost of the things homeowners forget to budget for.
What renovations actually cost in Montreal in 2026 — line items, ranges, and what moves the number.

A real Montreal home addition runs $350–$600 per finished square foot in 2026. Here is where the money goes, what changes the number, and the cost of the things homeowners forget to budget for.

What a kitchen renovation actually costs in the West Island in 2026 — from a 100-sqft galley refresh to a 250-sqft open-plan rebuild — based on real Revohouse project data from Pointe-Claire, Dollard-des-Ormeaux, Beaconsfield, and Kirkland.
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