Window Replacement Cost in Ottawa (2026)
Average cost in Ottawa
$7,500 — $47,000
$800 — $1,500 per sq ft
Cost Breakdown
ItemizedVinyl/Fiberglass frames and energy-efficient glass
65%
Professional installation and sealing
25%
Removal of old units and debris management
7%
Municipal fees and project management
3%
HST at 13%
📋What's Included
ScopeTypically 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
InteractiveEstimated Cost
$4,240 — $6,360
Based on 12 sources and market data for Ottawa. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
$15,356
Today
$16,047
Window Replacement in Ottawa is ↑ 4.5% compared to roughly a year ago — about $691 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 Window Replace Contractors in Ottawa
Verified providersEco Ottawa Windows and Doors
323 Coventry Rd, Ottawa, ON K1K 3W9, Canada
138 reviews
EcoTech Windows & Doors - Ottawa
116 Albert St Suites 200 & 300, Ottawa, ON K1P 5G3, Canada
201 reviews
Advanced View Windows and Doors Inc.
81 Auriga Dr #16, Ottawa, ON K2E 7Y5, Canada
203 reviews
Buildmart Windows & Doors
2900 Sheffield Rd Unit#6, Ottawa, ON K1B 1A4, Canada
224 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
Triple-pane windows typically cost 20-30% more than double-pane units, adding approximately $150 to $400 per window, but they are highly recommended for Ottawa's extreme -30°C winter temperatures.
Retrofit (insert) installation is roughly 20% cheaper than full-frame (brick-to-brick) replacement because it utilizes the existing frame and preserves interior trim.
Yes, the Home Renovation Savings Program offers $100 per window until November 2026, and homeowners can access federal interest-free loans of up to $40,000 for energy-efficient upgrades.
For a typical detached home requiring 10 to 12 windows, Ottawa homeowners should budget between $12,000 and $18,500 for a full professional installation.
📊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: 2 weeks 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.