Basement Finishing Cost in Toronto (2026)
Average cost in Toronto
$35,000 — $80,000
$35 — $80 per sq ft
Cost Breakdown
ItemizedContractor and trades labor
45%
Drywall, framing, flooring, paint
35%
Wiring, lighting, bathroom rough-ins
15%
City of Toronto building permits
5%
HST at 13%
🧮Estimate Your Cost
InteractiveEstimated Cost
$0 — $0
Based on 8 sources and market data for Toronto. Actual costs may vary depending on specific project requirements.
🏢Top Basement Finish Contractors in Toronto
Via GoogleCD Flood & Sewer Water Damage Cleanup
77 Bloor St W #636, Toronto, ON M5S 1M2, Canada
388 reviews
CSG Renovation
30 Powerhouse St 101 Office G12, Toronto, ON M6H 0C6, Canada
71 reviews
Harmony Basements
156 Chrislea Rd Unit 4, Woodbridge, ON L4L 8V1, Canada
81 reviews
Provider data sourced from the Google Places API. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
In 2026, finishing a 1,000 sq ft basement in Toronto typically costs between $35,000 and $80,000. Basic finishes average around $35,000 to $45,000, while high-end renovations with custom cabinetry or a wet bar can exceed $80,000.
The average cost ranges from $35 to $80 per square foot. Basic finishes start around $35 to $50 per sq ft, while luxury finishes or legal secondary suites can push costs to $100 to $120+ per sq ft.
Adding a bathroom to your basement renovation typically adds $10,000 to $20,000 to your total budget. This accounts for the necessary plumbing, electrical upgrades, and fixtures.
Yes, structural changes, plumbing, and electrical work require permits in Toronto. Building permits generally cost between $500 and $2,000 depending on the project's complexity and scope.
📊Data Sources
MethodologyAI-synthesized from 8 web sources (gemini-3.1-pro-preview)
Licensed contractor estimates and cost guides
Government construction statistics (BLS/StatCan)
Last data collection: 2026-04-13T20:13:20.356896+00:00. Next scheduled update: . All costs in CAD.