New basement finishing in Centennial Scarborough, Ontario
11 basement renovation projects submitted this week in Centennial Scarborough

Basement Renovation
Centennial Scarborough

An damp basement in Centennial Scarborough is lost monthly income. Our local specialists design and build basements that generate rental income. No-cost estimate within 24h.

$22000
starting from

Estimated prices for Centennial Scarborough — free quotes from verified contractors

Licensed & Insured Contractors
100% Free Quote
Waterproofing Expertise

100% Free — No Obligation

Your basement renovation in Centennial Scarborough

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 Centennial Scarborough?

Licensed & Insured Contractors

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

100% Free Quote

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

Waterproofing Expertise

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

Code-Compliant Builds

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

Basement renovation services available in Centennial Scarborough

Home Theatre & Media Room

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

Basement Finishing

Full basement finishing in Centennial Scarborough — 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 Centennial Scarborough.

Legal Basement Suite

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

Underpinning

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

Basement Bathroom

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

Frequently asked questions — Basement renovation in Centennial Scarborough

How much does it cost to finish a basement in Centennial Scarborough?
A full basement finish in Centennial Scarborough typically costs $23065–$73390, depending on size, bathroom inclusion and finish level. A basic finish with no bathroom starts around $3669–$10484. Get 3–5 free quotes to compare.
How much does a legal basement suite cost in Centennial Scarborough?
A legal basement suite in Centennial Scarborough typically costs $10484–$36695, including permits, egress windows, kitchen, bathroom and separate entrance. Rental income of $1,500–$2,500+/month is common in larger Centennial Scarborough markets.
Do I need a permit to finish my basement in Centennial Scarborough?
Yes — basement finishing that includes electrical, plumbing or structural work requires permits in Centennial Scarborough. 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 Centennial Scarborough: 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 Centennial Scarborough?
A full basement finish in Centennial Scarborough 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 Centennial Scarborough — 2026

Estimates based on size, scope and finish level

★ POPULAR
🏠

Full Basement Finish

Framing · Drywall · Flooring · Lighting · Bathroom

$23065 – $73390
Get an exact price →
🏡

Legal Basement Suite

Permits · Egress · Kitchen · Bath · Full finish

$10484 – $36695
💧

Waterproofing

Interior/exterior membrane · Sump pump · Drainage

$3669 – $14678

🛁 Basement bathroom addition

$1572 — $6290

☔ Interior waterproofing system

$3669 — $14678

🌡️ Basement heating installation

$1572 — $6290

💡 Egress window installation

$1572 — $6290

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

Ready to renovate your basement in Centennial Scarborough?

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