Roof Replacement Cost in London (2026)
Average cost in London
$7,500 — $15,000
$5 — $8 per sq ft
Cost Breakdown
ItemizedShingles, underlayment, and flashing
40%
Installation and workmanship
45%
Removal of old roof and bin rental
10%
Local permits and minor deck repairs
5%
HST at 13%
📋What's Included
ScopeTypically Includes
- Tear-off of existing shingles
- New underlayment
- Asphalt shingle installation
- Flashing & ridge vents
- Cleanup & disposal
- Labor
Typically Excludes
- Structural repairs (rotted decking)
- Gutter replacement
- Skylight installation
- Cedar or metal roofing
- Chimney repair
Based on a standard 1,500-2,000 sq ft roof with asphalt shingles.
🧮Estimate Your Cost
InteractiveEstimated Cost
$6,670 — $10,006
Based on 10 sources and market data for London. Actual costs may vary depending on specific project requirements.
🏢Top Roof Replace Contractors in London
Verified providersArmour Shield Roofing London
34 Masonville Crescent, London, ON N5X 3T2, Canada
135 reviews
Green Metal Roofing And Manufacturing Inc.
50 Charterhouse Crescent, London, ON N5W 5V5, Canada
229 reviews
Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
In 2026, the average cost to replace a roof in London, Ontario ranges from $7,500 to $15,000 for a typical 1,500 to 2,000 sq. ft. home using asphalt shingles. Premium materials like metal roofing can push the total cost to $25,000 or more.
Homeowners can expect to pay between $4.50 and $8.00 per square foot for a full-service asphalt shingle roof replacement, which includes materials, labor, and disposal of the old roof.
Labor typically accounts for 40% to 50% of the total roof replacement cost in Ontario. This translates to roughly $3.00 to $5.00 per square foot depending on the roof's complexity, pitch, and accessibility.
Yes, roofing prices in Ontario are seeing an estimated increase of 5% to 8% in 2026. This is primarily driven by material inflation, petroleum pricing affecting asphalt, and skilled labor shortages.
📊Our Methodology
How we collect dataAggregated from 10+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: today. Updates run weekly. All costs in CAD.