Quick Answer

Window Replacement Cost in Oshawa (2026)

Average cost in Oshawa

$15,000avg

$8,000 — $23,000

$600 — $1,200 per unit

+5.2% YoY
8 sources
Updated today
Ontario

Cost Breakdown

Itemized
Materials

Window units, glass, frames, and hardware

$4,800 — $13,800

60%

Labor

Installation and old window removal

$2,400 — $6,900

30%

Disposal

Waste removal and cleanup

$400 — $1,150

5%

Permits & Fees

Local permits and administrative costs

$400 — $1,150

5%

🧾HST (13%) — Ontario
Base cost + $1,950 tax$16,950

HST at 13%

📋What's Included

Scope

Typically Includes

  • Standard vinyl double-hung windows
  • Removal of old windows
  • Installation & insulation
  • Interior trim
  • Cleanup

Typically Excludes

  • Custom or specialty shapes
  • Triple-pane or premium glass
  • Exterior trim or cladding
  • Structural modifications
  • Bay or bow windows

Based on replacing 10 standard-size windows with vinyl double-hung.

🧮Estimate Your Cost

Interactive

Estimated Cost

$5,450

$4,360 — $6,540

Based on 8 sources and market data for Oshawa. Actual costs may vary depending on specific project requirements.

🏢Top Window Replace Contractors in Oshawa

Verified providers
🔨

Total Home Windows & Doors

1277 Wilson Rd N, Oshawa, ON L1K 2B8, Canada

5.0
★★★★★

52 reviews

🔨

Stone River Windows Doors

391 Marwood Dr, Oshawa, ON L1H 7P8, Canada

4.9
★★★★½

69 reviews

🔨

Panorama Windows and Doors Oshawa

21 Simcoe St S, Oshawa, ON L1H 4G1, Canada

4.8
★★★★½

109 reviews

🔨

Aurora Windows & Doors

241 King St E, Oshawa, ON L1H 1C5, Canada

4.3
★★★★½

75 reviews

🔨

Pro Windows & Doors ACM

494 King St E, Oshawa, ON L1H 4H2, Canada

4.1
★★★★

56 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 Oshawa home with 10 to 15 windows, a full replacement typically costs between $8,000 and $18,000, averaging around $15,000 depending on the window style and frame material. Premium upgrades can push the total up to $23,000.

On average, replacing a single window in Oshawa costs between $600 and $1,200 including installation. Premium options like fiberglass frames or large bay windows can range from $1,500 to over $3,000 per unit.

Yes, Oshawa residents can take advantage of the Ontario Home Renovation Savings Program, which offers $100 per ENERGY STAR certified window, and the Canada Greener Homes Grant, which can provide up to $5,000 in rebates for eligible energy-efficient upgrades.

Labor typically accounts for about 30% of the total project cost. For a standard window, installation labor runs between $150 and $300 per window, depending on the complexity of the retrofit or full-frame replacement.

📊Our Methodology

How we collect data
1

Aggregated from 8+ 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: today. Updates run weekly. All costs in CAD.