Detailed cost breakdown for roofing renovation in Laval, Quebec.
Budget Range
$6,342 - $13,195
Average Cost
$9,060 - $18,850
Premium Range
$14,496 - $30,160
| Category | Low Estimate | High Estimate |
|---|---|---|
| Shingles | $2,100 | $4,200 |
| Underlayment | $560 | $1,050 |
| Flashing | $500 | $1,200 |
| Ventilation | $400 | $900 |
| Gutters | $1,000 | $2,500 |
| Tear-Off & Disposal | $1,500 | $3,000 |
| Labour | $3,000 | $6,000 |
| Total | $9,060 | $18,850 |
Roof replacement timing matters in Canada — most roofing contractors are busiest from May to October. Book in late winter for the best pricing and scheduling. Asphalt shingles remain the most popular choice (85% of Canadian homes) with a 20–30 year lifespan. Metal roofing costs 2–3x more upfront but lasts 50+ years and handles snow loads better. Always get a written warranty that covers both materials and workmanship.
Roof pitch (steepness) significantly affects cost — steep roofs (8/12+) require extra safety equipment and time. Multiple layers of old shingles requiring removal add $1,000–$3,000. Skylight additions cost $1,500–$4,000 each. Ice and water shield membrane in valleys and edges adds $500–$1,500 but is essential in Canadian climates.
💡 Pro Tip
Ask your contractor about upgrading to impact-resistant (Class 4) shingles — some home insurance companies offer 10–28% premium discounts for hail-resistant roofing, which can offset the higher material cost over time.
Laval offers renovation costs 5–10% lower than neighbouring Montreal, with easier contractor scheduling and less competition for skilled trades. The city's predominantly post-1960s housing stock — many bungalows, split-levels, and early condos — is now entering its first or second major renovation cycle. Laval homeowners benefit from Quebec's large network of RBQ-licensed contractors and competitive material pricing from big-box stores clustered along the autoroutes.
Laval issues permits through its Service de l'urbanisme. Residential permits typically take 5–15 business days depending on complexity. As in all of Quebec, contractors must hold an RBQ licence for work exceeding $5,000. Laval's urban planning regulations are generally more flexible than Montreal's, especially for suburban properties.
Laval shares Montreal's cold continental climate with harsh winters (-10°C average in January) and warm, humid summers. The city's flat terrain and proximity to the Rivière des Prairies means some areas are prone to spring flooding — basement renovations should include sump pump installation and proper waterproofing.
In 2026, a roofing renovation in Laval costs between $6,342 (budget) and $30,160 (premium). The average standard cost ranges from $9,060 to $18,850.
Laval has a cost index of 100% relative to the Canadian national average. Prices are near the Canadian average. This index accounts for local labour costs, materials, and permit fees.
A standard roofing renovation typically takes 2 to 5 days. Premium projects or unexpected issues (e.g. structural problems) can extend the timeline. Always get a detailed schedule from your contractor.
A roofing renovation typically yields a 60–70% return on investment at resale in Canada. ROI depends on material quality, the local real estate market in Laval, and the property's condition.