Basement renovations in the GTA range from simple rec rooms to full legal suites. Costs swing based on moisture control, ceiling height, and plumbing needs.
2026 Cost Ranges by Scope
- Basic finishing: $25k to $45k
- Family suite with bathroom: $45k to $85k
- Legal rental suite: $80k to $140k+
Hidden Costs to Plan For
Moisture management, egress windows, and mechanical upgrades often add significant cost. These items are critical for safety, comfort, and resale.
Budget Planning Tips
- Confirm ceiling heights and duct routing early
- Plan bathroom rough-ins before framing
- Choose moisture-resistant flooring and insulation
- Allocate a contingency for hidden conditions
"Basements pay off when they feel dry, bright, and fully finished."
- EZU Construction Team
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GTA
2026 Pricing
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