Quebec · Q3 2026
Renovation costs in Montreal, QC
Typical planning budgets for 12 project types, modelled at a 0.98× cost multiplier for this area (-2% against our baseline). Every figure is a mid-range finish on a detached home built 1960-1989.
Typical cost by project
| Project | Typical all-in | Detail |
|---|---|---|
| Kitchen renovation | $47,800 | Kitchen costs |
| Bathroom renovation | $30,500 | Bathroom costs |
| Interior painting | $4,300 | Painting costs |
| Basement finishing | $57,800 | Basement costs |
| Deck construction | $12,100 | Deck costs |
| Flooring replacement | $13,950 | Flooring costs |
| Furnace replacement | $5,200 | Furnace costs |
| Central air conditioning | $5,450 | Central AC costs |
| Water heater replacement | $2,250 | Water heater costs |
| Windows and doors | $13,700 | Windows and doors costs |
| Roof replacement | $14,250 | Roof costs |
| Whole-home refresh | $46,700 | Whole home costs |
Municipalities in this region
Modelled as one labour market, so all of these share the same multiplier.
- Montréal
- Laval
- Longueuil
- Brossard
Price your own project
These are defaults. The calculator lets you set your own area, home age, scope, finish level, DIY share, and contingency, then check a real quote against the result.
Planning estimate only. Not a contractor quote, permit approval, or financial advice. Modelled for Montreal, QC from Q3 2026 data, last reviewed August 28, 2026. How these numbers are built.