Quick Answer

Roof Replacement Cost in Ottawa (2026)

Average cost in Ottawa

$14,831avg

$7,200 — $60,000

$6 — $12 per sq ft

+6.5% YoY
11 sources
Updated 3 days ago
Ottawa-Gatineau

Cost Breakdown

Itemized
Labor

Skilled installation and safety equipment

$6,000 — $9,000

50%

Materials

Shingles, underlayment, and flashing

$4,500 — $6,000

35%

Disposal & Cleanup

Tear-off waste and landfill fees

$750 — $1,500

8%

Permits & Inspections

City of Ottawa building permit fees

$150 — $800

2%

Overhead & Profit

Insurance, warranty, and business costs

$750 — $1,500

5%

🧾HST (13%) — Ontario
Base cost + $1,928 tax$16,759

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

$8,750

$7,000 — $10,500

Based on 11 sources and market data for Ottawa. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

$13,926

Today

$14,831

Roof Replacement in Ottawa is 6.5% compared to roughly a year ago — about $905 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 Ottawa

Verified providers
🔨

David Tulloch Roofing

2107 Saunderson Dr, Ottawa, ON K1G 2E7, Canada

5.0
★★★★★

123 reviews

🔨

Wolfenburg Roofing

81 Montréal Rd, Ottawa, ON K1L 6E8, Canada

4.9
★★★★½

282 reviews

🔨

Acres Roofing

1117 St-Germain Cres., Ottawa, ON K1C 2L7, Canada

4.9
★★★★½

137 reviews

🔨

Vanity Roofing Ottawa

2838 Carp Rd Unit 3, Ottawa, ON K0A 1L0, Canada

4.8
★★★★½

274 reviews

🔨

Remember Me Roofing

1986 Richardson Side Rd #102, Ottawa, ON K0A 1L0, Canada

4.8
★★★★½

259 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

Yes, the City of Ottawa requires a building permit for material changes to a structure. In 2026, the fee is calculated at $12.75 per $1,000 of construction value, with a minimum fee of $117.

For a standard 1,000 sq. ft. bungalow, an asphalt shingle replacement typically costs between $7,000 and $9,500, while a flat roof for the same area starts at approximately $13,000.

A metal roof in Ottawa averages $22,500 for a typical home, compared to $7,200 for standard asphalt shingles. While the upfront cost is roughly 3x higher, metal roofs offer a lifespan of 40-70 years versus 15-25 years for asphalt.

Yes, steep or complex roofs (e.g., two-storey homes with multiple slopes) increase labor costs significantly. Expect to pay $8.50 to $12.00+ per sq. ft. for steep pitches, compared to $5.50 to $8.50 for standard residential slopes.

📊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.