Quick Answer

Roof Replacement Cost in London (2026)

Average cost in London

$12,395avg

$5,500 — $45,000

$5 — $22 per sq ft

+8.5% YoY
12 sources
Updated 4 days ago
Ontario

Cost Breakdown

Itemized
Labor

Skilled installation and safety equipment

$2,475 — $20,250

45%

Materials

Shingles, underlayment, and ice/water shields

$2,200 — $18,000

40%

Disposal & Cleanup

Tear-off of old layers and landfill fees

$550 — $4,500

10%

Permits & Fees

City of London building permits

$275 — $2,250

5%

🧾HST (13%) — Ontario
Base cost + $1,611 tax$14,006

HST at 13%

📋What's Included

Scope

Typically 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

Interactive

Estimated Cost

$8,338

$6,670 — $10,006

Based on 12 sources and market data for London. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

$11,424

Today

$12,395

Roof Replacement in London is 8.5% compared to roughly a year ago — about $971 more on the average project.

Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.

🏢Top Roof Replace Contractors in London

Verified providers
🔨

Shockwave Roofing

390 Saskatoon St unit 204, London, ON N5W 4R3, Canada

5.0
★★★★★

107 reviews

🔨

Advanced Level Homes

809 Consortium Ct, London, ON N6E 2S8, Canada

5.0
★★★★★

138 reviews

🔨

Armour Shield Roofing London

34 Masonville Crescent, London, ON N5X 3T2, Canada

4.9
★★★★½

135 reviews

🔨

Aok Roofing Inc.

21695 Clarke Rd, Arva, ON N0M 1C0, Canada

4.9
★★★★½

250 reviews

🔨

Davidoff Roofing (London) Ltd

861 Medway Park Dr, London, ON N6G 5C7, Canada

4.7
★★★★½

107 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

Heritage homes in areas like Old North or Wortley Village typically cost between $12,000 and $20,000 due to steeper pitches and complex architectural features.

For a typical 2,000 sq ft detached home in London, homeowners can expect to pay between $9,500 and $13,500 for architectural shingles in 2026.

Being in a snow belt, London roofs require extra ice and water shield protection to prevent ice damming, which adds approximately $800 to $1,500 to the total project cost.

Yes, building permits in London typically range from $300 to $600, and most professional contractors include the procurement of these permits in their total estimate.

Metal roofing demand has increased by 22% in 2026; for an average London home, a metal roof replacement typically ranges from $19,000 to $28,000.

📊Our Methodology

How we collect data
1

Aggregated from 5+ verified web sources and cost databases

2

Licensed contractor estimates and regional cost guides

3

Government construction and labor statistics

4

Community-reported project costs and reviews

Last data collection: 4 days ago. Updates run weekly. All costs in CAD.

About this data

Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.

Spotted bad data? Let us know — we'll review and update.