Basement renovation in Toronto, Ontario
97 basement renovation projects submitted this week in Toronto

Basement Renovation
Toronto

Did you know that a finished basement can add 10–20% to your home's value in Toronto? Our certified experts plan and build code-compliant basement spaces on time and on budget.

$22000
starting from

Estimated prices for Toronto — free quotes from verified contractors

Licensed & Insured Contractors
100% Free Quote
Waterproofing Expertise

100% Free — No Obligation

Your basement renovation in Toronto

3 to 5 quotes · Local renovation experts · Response within 24h

Get My Free Basement Quotes

Free · No obligation · Response within 24h

24h
Max response
100%
Free
5
Quotes

Why choose Basement Quotes Canada for your basement renovation in Toronto?

Licensed & Insured Contractors

Every renovation partner is fully licensed, carries liability insurance, and has verified references in Toronto.

100% Free Quote

No fees, no obligation. Compare up to 5 basement renovation quotes in Toronto — completely free.

Waterproofing Expertise

Proper waterproofing is critical before finishing a basement. Our contractors in Toronto assess and correct moisture issues first.

Code-Compliant Builds

All basement renovations — including legal suites — are built to code with proper permits in Toronto.

Basement renovation services available in Toronto

Basement Waterproofing

Interior and exterior waterproofing systems. Sump pumps, drainage membranes, crack injection in Toronto.

Basement Finishing

Full basement finishing in Toronto — framing, insulation, drywall, flooring, lighting and trim. Turn unused space into living space.

Home Theatre & Media Room

Custom home theatre and media room design and installation. Wiring, acoustics and custom millwork in Toronto.

Underpinning

Basement underpinning to increase ceiling height in Toronto. Structural engineering and permit included.

Basement Bathroom

New bathroom addition in your basement. Full plumbing rough-in, tile, fixtures and ventilation.

Legal Basement Suite

Complete legal basement suite construction in Toronto. Permits, egress, kitchen, bathroom, separate entrance — income-ready.

Frequently asked questions — Basement renovation in Toronto

How much does it cost to finish a basement in Toronto?
A full basement finish in Toronto typically costs $30633–$102111, depending on size, bathroom inclusion and finish level. A basic finish with no bathroom starts around $5105–$15316. Get 3–5 free quotes to compare.
How much does a legal basement suite cost in Toronto?
A legal basement suite in Toronto typically costs $15316–$51055, including permits, egress windows, kitchen, bathroom and separate entrance. Rental income of $1,500–$2,500+/month is common in larger Toronto markets.
Do I need a permit to finish my basement in Toronto?
Yes — basement finishing that includes electrical, plumbing or structural work requires permits in Toronto. Legal suites require additional permits and inspections. Your contractor handles the permitting process.
How do I know if my basement has a moisture problem?
Signs of basement moisture in Toronto: water stains, efflorescence (white powder on walls), musty odour, peeling paint, or visible mold. Our contractors assess moisture before any finishing work to prevent future damage.
How long does a basement renovation take in Toronto?
A full basement finish in Toronto takes 4–8 weeks. A legal suite with plumbing and permitting takes 8–14 weeks. Underpinning adds 2–4 weeks. Your contractor will provide a detailed schedule.

Have more questions? Our pros are available.

Contact a pro now

Basement renovation prices in Toronto — 2026

Estimates based on size, scope and finish level

★ POPULAR
🏠

Full Basement Finish

Framing · Drywall · Flooring · Lighting · Bathroom

$30633 – $102111
Get an exact price →
🏡

Legal Basement Suite

Permits · Egress · Kitchen · Bath · Full finish

$15316 – $51055
💧

Waterproofing

Interior/exterior membrane · Sump pump · Drainage

$5105 – $20422

🛁 Basement bathroom addition

$2042 — $8168

☔ Interior waterproofing system

$5105 — $20422

🌡️ Basement heating installation

$2042 — $8168

💡 Egress window installation

$2042 — $8168

Estimated prices for Toronto. Get accurate, free quotes from our verified contractors.

Ready to renovate your basement in Toronto?

Free quote · 24h response · Local licensed contractors

Get My Free Basement Quotes

Free · No obligation · Response within 24h

100%
free
★★★★★
verified pros
24h
max response

En savoir plus sur Toronto

Toronto — Wikipedia Consulter → Background on Toronto: demographics, housing and rental market — key context for basement suite investments. CMHC — Canada Mortgage and Housing Corporation Consulter → Housing guidelines and secondary suite resources for homeowners in Toronto.