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Get a quick estimate for finishing or renovating your basement in the Greater Toronto Area.
Select any additional features you may want included.
Based on approximately $50–$60 per sq. ft. plus selected upgrades.
See what your basement could potentially generate as a rental suite.
Answer a few questions about your basement and project goals.
This calculator provides a preliminary estimate only. Final pricing depends on existing site conditions, layout, materials, plumbing, electrical, structural requirements, permits and overall project scope. Underpinning and major structural work are not included. Rental figures are illustrative gross income estimates only and are not a guarantee of rental income or property value.





The cost depends on the size of the basement, layout changes, finishes, and whether plumbing, electrical, or structural work is required. A basic basement renovation may start around $40,000, while larger projects with bathrooms, kitchens, or custom features can be significantly higher.
Most basement renovations take between 6–12 weeks once construction begins. Timelines vary based on permits, inspections, design complexity, and material availability.
Yes. Many homeowners add a full or partial bathroom during their basement renovation. The existing plumbing and drainage system will determine the scope of work required.
In many cases, qualified homeowners can finance a significant portion or the entire renovation cost, depending on approval and lender requirements.
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