Basement renovation in Gananoque, Ontario
17 basement renovation projects submitted this week in Gananoque

Basement Renovation
Gananoque

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

Licensed & Insured Contractors

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

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

Waterproofing Expertise

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

Code-Compliant Builds

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

Basement renovation services available in Gananoque

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 Gananoque. Permits, egress, kitchen, bathroom, separate entrance — income-ready.

Underpinning

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

Basement Waterproofing

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

Home Theatre & Media Room

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

Basement Finishing

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

Frequently asked questions — Basement renovation in Gananoque

How much does it cost to finish a basement in Gananoque?
A full basement finish in Gananoque typically costs $21309–$67802, depending on size, bathroom inclusion and finish level. A basic finish with no bathroom starts around $3390–$9686. Get 3–5 free quotes to compare.
How much does a legal basement suite cost in Gananoque?
A legal basement suite in Gananoque typically costs $9686–$33901, including permits, egress windows, kitchen, bathroom and separate entrance. Rental income of $1,500–$2,500+/month is common in larger Gananoque markets.
Do I need a permit to finish my basement in Gananoque?
Yes — basement finishing that includes electrical, plumbing or structural work requires permits in Gananoque. 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 Gananoque: 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 Gananoque?
A full basement finish in Gananoque 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 Gananoque — 2026

Estimates based on size, scope and finish level

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Full Basement Finish

Framing · Drywall · Flooring · Lighting · Bathroom

$21309 – $67802
Get an exact price →
🏡

Legal Basement Suite

Permits · Egress · Kitchen · Bath · Full finish

$9686 – $33901
💧

Waterproofing

Interior/exterior membrane · Sump pump · Drainage

$3390 – $13560

🛁 Basement bathroom addition

$1452 — $5811

☔ Interior waterproofing system

$3390 — $13560

🌡️ Basement heating installation

$1452 — $5811

💡 Egress window installation

$1452 — $5811

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

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