Basement finishing cost in Québec City, QC (2026)
Estimated range · ~800 sq ft, mid-range · before GST/HST
Cost range
| Tier | Estimated cost |
|---|---|
| Budget | $30,850 |
| Typical (midpoint) | $46,275 |
| Premium | $61,700 |
Modeled range, not a quote. City factor 1.101 (above the national baseline). How we calculate this.
What drives the price
- Size and scope of the job
- Material grade
- Access and site conditions
- Permits, disposal and seasonal demand
Québec City notes
QC construction workers averaged $38.08/hr in 2025 (StatCan Table 14-10-0064-01), 101% of the Canadian average. The StatCan construction price index for Quebec, Quebec stood at 120.7 in April 2026 (2023=100). Check Québec City permit requirements before starting.
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FAQ
How much does basement finishing cost in Québec City?
Our modeled estimate for ~800 sq ft, mid-range in Québec City, QC is $30,850–$61,700 before tax.
Why is Québec City above the national average?
Local construction wages in QC (StatCan LFS) and the construction price index for Quebec, Quebec (StatCan BCPI, 120.7) give a city factor of 1.101.
Are these quotes?
No. They are modeled ranges for planning. Get at least 3 written quotes from licensed local contractors.
Basement finishing cost in other cities
Toronto · Montréal · Vancouver · Calgary · Edmonton · Ottawa · Winnipeg · Hamilton
Other projects in Québec City
Roof replacement · Furnace replacement · Hot water tank replacement · Window replacement · Deck building · Fence installation · Bathroom renovation · Siding replacement · Driveway paving