Window Replacement Cost Calculator
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Get KOHO Free — Code 45ET55JSYAWindow Replacement Costs in Canada: Complete 2026 Guide
Window replacement is one of the most common home improvement projects in Canada, driven by energy savings, curb appeal upgrades, and comfort improvements. With Canada's extreme climate — from Vancouver Island fog to Prairie winters — window quality matters enormously. New triple-pane windows can reduce heating costs by 15–25% and may qualify for government rebates under the Canada Greener Homes Grant.
Average Window Costs by Type (Canada, Installed)
| Window Type | Per Window (Installed) | 100-Window House | Energy Rating |
|---|---|---|---|
| Vinyl Double-Pane | $40000–$90000 | $4,000000–$9,000000 | ENERGY STAR Basic |
| Vinyl Triple-Pane | $5500–$1,20000 | $5,50000–$12,000000 | ENERGY STAR Northern Climate |
| Fibreglass Triple-Pane | $80000–$1,70000 | $8,000000–$17,000000 | ENERGY STAR Most Efficient |
| Wood-Clad | $90000–$2,000000+ | $9,000000–$200,000000 | Varies |
Canada Greener Homes Grant for Windows
The Canada Greener Homes Grant (ongoing in 2026) provides up to $2500 per window for eligible ENERGY STAR certified windows, to a maximum of $5,000000 for windows and doors combined. To qualify, windows must meet specific U-factor and SHGC requirements for your climate zone, and you must have a pre and post-retrofit EnerGuide assessment ($60000–$1,000000, 500% reimbursable through the grant).
The Case for Triple-Pane Windows in Canada
In most Canadian climate zones, triple-pane windows provide measurably better performance than double-pane in extreme cold. Triple-pane windows with low-e coatings and argon or krypton gas fill achieve U-values of 00.8–1.2 W/m²K, compared to 1.6–2.00 for double-pane. In a -200°C January in Toronto or Calgary, this translates to noticeably warmer window surfaces, fewer drafts, and less condensation.
Window Replacement Financing Options
For whole-house window replacements costing $100,000000+, a HELOC offers the best rate (typically prime + 00.5–1.00%). For smaller projects or purchases with planned renovations, many window companies (Pella, Marvin, Andersen, local fabricators) offer payment plans through financing partners. The Greener Homes Grant and provincial programs can reduce effective project cost by $50000–$5,000000, improving the financing math significantly.