Basement Finishing Cost in Windsor (2026)
Average cost in Windsor
$30,000 — $85,000
$35 — $80 per sq ft
Cost Breakdown
ItemizedTrades and project management
45%
Drywall, flooring, lumber, and fixtures
25%
Wiring, lighting, and bathroom rough-ins
15%
Egress windows, permits, and moisture control
15%
HST at 13%
📋What's Included
ScopeTypically Includes
- Framing & drywall
- Basic flooring (LVP or carpet)
- Electrical (outlets & lighting)
- Egress window (if required)
- Painting
- Basic bathroom rough-in
Typically Excludes
- Full basement bathroom
- Built-in bar or kitchen
- Home theater wiring
- Waterproofing (separate cost)
- Permits & inspections
Assumes an unfinished basement with existing concrete floor and basic utilities.
🧮Estimate Your Cost
InteractiveEstimated Cost
$25,080 — $37,620
Based on 6 sources and market data for Windsor. Actual costs may vary depending on specific project requirements.
🏢Top Basement Finish Contractors in Windsor
Verified providersJSM Construction Limited
988 Watson Ave, Windsor, ON N8S 3T2, Canada
110 reviews
DC Basement Waterproofing
2221 Dougall Ave, Windsor, ON N8X 1S7, Canada
392 reviews
Supreme Basement Solutions
5156 Ure St Suite 2, Oldcastle, ON N0R 1L0, Canada
113 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
In Windsor, a standard basement finish typically ranges from $25,000 to $50,000. However, high-end renovations featuring custom bars, home theatres, or full in-law suites can cost between $50,000 and $80,000 or more.
Depending on the scope of work and material quality, finishing a basement in the Windsor-Essex area generally costs between $35 and $80 per square foot. Basic cosmetic finishing leans toward the lower end, while adding bathrooms or kitchens pushes the cost higher.
Yes, building permits are required for basement renovations in Windsor, especially when adding bedrooms, bathrooms, or making structural changes. Permits and professional drawing fees typically range from $1,200 to $2,000.
Adding an egress window, which is required by the Ontario Building Code for legal basement bedrooms, typically costs between $1,500 and $6,000 per window. This price includes the necessary excavation and waterproofing.
📊Our Methodology
How we collect dataAggregated from 6+ 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: today. Updates run weekly. All costs in CAD.