Roof Replacement Cost in Oshawa (2026)
Average cost in Oshawa
$6,342 – $20,000
$6 – $9 per sq ft
In Oshawa, the average is $11,374 and most projects cost between $6,342 and $20,000, or about $6 – $9 per sq ft. Prices are before tax and based on 8 sources.
Cost Breakdown
ItemizedAsphalt shingles, underlayment, and flashing
45%
Professional installation and safety setup
35%
Bin rentals and landfill tipping fees
10%
Insurance, warranty, and business costs
7%
City of Oshawa building permits
3%
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 project
LiveYour estimate in Oshawa
Likely range $6,342 – $20,001
- Materials45%$5,118
- Labor35%$3,981
- Disposal & Cleanup10%$1,137
- Overhead & Profit7%$796
- Permits3%$341
Asphalt Shingles
$11,374
Metal Roof
$19,952
Cedar Shake
$24,242
Calibrated to 8 researched sources for Oshawa. Before tax. Real quotes vary with site conditions.
📈Price Momentum
Year-over-year~1 year ago
$10,884
Today
$11,374
Roof Replacement in Oshawa is ↑ 4.5% compared to roughly a year ago — about $490 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 Oshawa
Verified providersOver The Top - Roofing & Repairs
78 Hemmingway Dr, Courtice, ON L1E 2C6, Canada
183 reviews
Logik Roofing & Insulation Oshawa
1333 Boundary Rd Unit 33, Oshawa, ON L1J 6Z7, Canada
481 reviews
Mint Roofing Ltd.
1115 Wentworth St W Unit 2, Oshawa, ON L1J 7E2, Canada
79 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, if structural repairs are involved (like replacing rafters or decking), a permit is required. For a standard shingle-to-shingle replacement, most contractors include the base permit fee of approximately $192 in their quote.
In 2026, metal roofs in Oshawa average between $15,738 and $23,000, which is roughly 2.5 to 3 times the cost of standard asphalt shingles ($6,342 - $9,500).
Homeowners can expect to pay between $5.50 and $8.50 per square foot for a standard residential roof. For steep or complex roofs with multiple valleys, prices often exceed $10.00 per square foot.
Due to high snowfall and freeze-thaw cycles in the Durham Region, local quotes typically include $800 - $1,500 for enhanced ice and water shield protection and upgraded ventilation to prevent ice damming.
📊Our Methodology
How we collect dataAggregated from 5+ 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: 1 months 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.