Quick Answer

Roof Replacement Cost in London (2026)

Average cost in London

$14,737avg

$8,000 — $35,000

$6 — $12 per sq ft

+8% YoY
12 sources
Updated 3 days ago
Ontario

Cost Breakdown

Itemized
Materials

Shingles, underlayment, ice/water shield

$3,600 — $15,750

45%

Labor

Professional installation and safety

$3,200 — $14,000

40%

Disposal & Bins

Tear-off and landfill tipping fees

$800 — $3,500

10%

Permits & Overhead

City fees and contractor insurance

$400 — $1,750

5%

🧾HST (13%) — Ontario
Base cost + $1,916 tax$16,653

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

$13,646

Today

$14,737

Roof Replacement in London is 8.0% compared to roughly a year ago — about $1,092 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
★★★★★

117 reviews

🔨

Meg Sim Roofing Inc.

8393 Longwoods Rd, London, ON N6P 1L3, Canada

5.0
★★★★★

107 reviews

🔨

Armour Shield Roofing London

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

4.9
★★★★½

140 reviews

🔨

Aok Roofing Inc.

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

4.9
★★★★½

298 reviews

🔨

Davidoff Roofing (London) Ltd

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

4.8
★★★★½

108 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

For a standard 2-storey home with a roof area between 1,800 and 2,500 sq ft, London homeowners typically pay between $12,000 and $22,000 for quality architectural shingles.

Most like-for-like shingle replacements do not require a permit in London. However, structural changes or adding skylights require a permit, with base application fees starting at $368.85.

A metal roof in London typically costs between $12 and $18 per sq ft, which is roughly 2 to 3 times the cost of asphalt shingles ($5.50 - $8.50 per sq ft), but can last up to 70 years.

The City of London landfill (W12A) charges $75 per tonne for waste, though most contractors use private EnviroDepots or bin rentals which range from $500 to $1,500 per project.

📊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: 3 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.