Basement renovation completed in Yonge-St.Clair
17 basement renovation projects submitted this week in Yonge-St.Clair

Basement Renovation
Yonge-St.Clair

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Why choose Basement Quotes Canada for your basement renovation in Yonge-St.Clair?

Licensed & Insured Contractors

Every renovation partner is fully licensed, carries liability insurance, and has verified references in Yonge-St.Clair.

100% Free Quote

No fees, no obligation. Compare up to 5 basement renovation quotes in Yonge-St.Clair — completely free.

Waterproofing Expertise

Proper waterproofing is critical before finishing a basement. Our contractors in Yonge-St.Clair assess and correct moisture issues first.

Code-Compliant Builds

All basement renovations — including legal suites — are built to code with proper permits in Yonge-St.Clair.

Basement renovation services available in Yonge-St.Clair

Basement Finishing

Full basement finishing in Yonge-St.Clair — framing, insulation, drywall, flooring, lighting and trim. Turn unused space into living space.

Basement Waterproofing

Interior and exterior waterproofing systems. Sump pumps, drainage membranes, crack injection in Yonge-St.Clair.

Underpinning

Basement underpinning to increase ceiling height in Yonge-St.Clair. Structural engineering and permit included.

Legal Basement Suite

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

Basement Bathroom

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

Home Theatre & Media Room

Custom home theatre and media room design and installation. Wiring, acoustics and custom millwork in Yonge-St.Clair.

Frequently asked questions — Basement renovation in Yonge-St.Clair

How much does it cost to finish a basement in Yonge-St.Clair?
A full basement finish in Yonge-St.Clair typically costs $20905–$66517, depending on size, bathroom inclusion and finish level. A basic finish with no bathroom starts around $3325–$9502. Get 3–5 free quotes to compare.
How much does a legal basement suite cost in Yonge-St.Clair?
A legal basement suite in Yonge-St.Clair typically costs $9502–$33258, including permits, egress windows, kitchen, bathroom and separate entrance. Rental income of $1,500–$2,500+/month is common in larger Yonge-St.Clair markets.
Do I need a permit to finish my basement in Yonge-St.Clair?
Yes — basement finishing that includes electrical, plumbing or structural work requires permits in Yonge-St.Clair. 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 Yonge-St.Clair: 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 Yonge-St.Clair?
A full basement finish in Yonge-St.Clair 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.

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Basement renovation prices in Yonge-St.Clair — 2026

Estimates based on size, scope and finish level

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Full Basement Finish

Framing · Drywall · Flooring · Lighting · Bathroom

$20905 – $66517
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Legal Basement Suite

Permits · Egress · Kitchen · Bath · Full finish

$9502 – $33258
💧

Waterproofing

Interior/exterior membrane · Sump pump · Drainage

$3325 – $13303

🛁 Basement bathroom addition

$1425 — $5701

☔ Interior waterproofing system

$3325 — $13303

🌡️ Basement heating installation

$1425 — $5701

💡 Egress window installation

$1425 — $5701

Estimated prices for Yonge-St.Clair. Get accurate, free quotes from our verified contractors.

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