How much does window replacement cost in Québec City, QC?
In September 2026, replacing eight medium-sized vinyl double-pane casement windows in Québec City, QC costs $5,187 to $7,017 installed, about $648 to $877 per window. Sliders and picture windows cost less, bay and bow windows several times more. Triple pane adds roughly $100 to $250 per window, and a full-frame installation adds 15 to 20 percent over a retrofit insert.
Québec City prices run 2% above the Canadian typical figure of $6,000. The regional index of 1.02 blends the Job Bank median wage for glaziers in the region, $35 an hour, with the local market premium published by Canadian cost guides.
Updated 2026-09-02 · Reference ranges, before tax · 10 cited sources
Windows & doors cost in Québec City by scope
| Scope | Low | Typical | High |
|---|---|---|---|
| 1 medium casement window | $649 | $763 | $877 |
| 1 large picture window | $674 | $793 | $912 |
| 8 medium casements, double pane | $5,187 | $6,102 | $7,017 |
| 8 medium casements, triple pane | $6,431 | $7,566 | $8,701 |
| 8 medium casements, full-frame install | $6,068 | $7,139 | $8,210 |
| 12 mixed windows (6 casement, 4 slider, 2 picture) | $7,382 | $8,685 | $9,988 |
| Steel entry door | $1,556 | $1,831 | $2,106 |
| Vinyl sliding patio door | $1,945 | $2,288 | $2,631 |
Permits in Québec City
Like-for-like window replacement usually needs no permit; enlarging openings does. Not yet confirmed against the city's schedule.
Labour in Québec City
Job Bank reports a median wage of $35 an hour for glaziers in this region, against a Canadian median of $30. Contractor billing rates run roughly two to three times the wage once overhead, insurance and profit are added.
What a window quote in Québec City should include
- Every opening listed with size, type and glazing
- Manufacturer and series, with the ENERGY STAR rating
- Retrofit or full-frame installation stated explicitly
- Interior trim and exterior aluminum capping
- Removal and disposal of the old windows
- Screens, grilles and hardware
- Product warranty and installation warranty, separately
What drives the price
- Number and size of openings. Large windows are priced per square foot, at roughly $47 to $70 supply.
- Window type: casement and awning cost more than sliders and fixed units; bay and bow windows are $2,500 to $5,500.
- Glazing: triple pane adds $100 to $250 per window. Low-E argon is standard.
- Retrofit insert versus full-frame (brick-to-brick) installation, which adds 15 to 20 percent.
- Frame material: vinyl is the baseline; fibreglass and wood cost 50 to 80 percent more.
- Colour: black or coloured exteriors add 8 to 15 percent.
Frequently asked questions about windows & doors in Québec City
- How much is one replacement window in Québec City, QC?
- About $648 to $877 installed for a medium vinyl casement in Québec City, QC. Single-window jobs cost more per unit than a whole-house order, typically $500 to $1,000 for one window.
- Is triple pane worth it in Canada?
- Triple pane adds $100 to $250 per window and improves comfort and noise. In colder regions and for rebate programs like Manitoba's, it is required. In milder BC and southern Ontario climates the energy payback is long.
- Do I need a permit to replace windows?
- Not for like-for-like replacement in the same opening. Enlarging an opening, adding a window, or changing egress in a bedroom needs a permit.
- What is a fair price for 10 windows?
- Around $7,246 to $8,771 for ten medium vinyl casements in Québec City, QC, less if several are sliders or fixed units.
Sources
- AJob Bank wages: glaziers (NOC 73111), Government of Canada, 2025-11-19.
- AJob Bank wages: carpenters (NOC 72310), Government of Canada, 2025-11-19.
- BWindow prices by type and province, Ecoline Windows, 2026-03-03.
- BExterior door installation cost 2026, Ecoline Windows, 2026-03-09.
- BWindow replacement cost guide and stock window prices, Home Depot Canada, 2026-09-02.
- CWindow installation costs in Canada, HomeStars, 2026-06-30.
- CReplacement windows cost, Canadian Choice Windows, 2026-05-12.
- CWindow prices by size, Vinyl Light, 2026.
- CCost breakdowns by province and city, Homeowner.ca, 2026-03-15.
- CCost reports across Canada 2026, Canada Construction Network, 2026-02-19.
Ranges are reference estimates for typical scope in Québec City, QC, not bids, and have not yet been calibrated against observed quotes in Québec City. Methodology.