Bathroom Renovation Contractors in Scarborough
Scarborough's diverse housing stock of postwar bungalows, raised ranches, and newer builds means many bathrooms are due for updates, with homeowners prioritizing modern fixtures and improved layouts.
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Scarborough at a Glance
Average Home Age
Various
Average Home Price
$950,000
Bathroom Renovation Considerations for Scarborough
Galvanized steel pipes are widespread in Scarborough's 1950s-1970s housing stock, with corroded interiors reducing water flow; low pressure may also require a pressure booster due to distance from municipal water mains
Asbestos is very common in postwar Scarborough homes -- found in 9x9 vinyl floor tiles, pipe insulation, drywall joint compound, and popcorn or vermiculite ceiling textures -- and testing is mandatory before any demolition under the Ontario Building Code
Properties near the Scarborough Bluffs in Birchcliff and Guildwood experience higher humidity levels due to Lake Ontario proximity, making exhaust ventilation and moisture management especially critical in bathroom design
Raised ranch and side-split homes common in Guildwood and Agincourt have plumbing routed through multiple half-levels, and accessing pipes between levels can require opening finished ceilings and floors
Many 1950s-1970s homes have 100-amp electrical panels or even 60-amp fuse boxes; adding new bathroom circuits may trigger a panel upgrade requirement
Basement bathroom additions for secondary suites require a sewage ejector pump if below the sewer line, plus compliance with City of Toronto second suite regulations
Permits & Regulations
Bathroom permits in Scarborough are processed by the City of Toronto Building Division at the Scarborough District Office, located in the Scarborough Civic Centre at 150 Borough Dr, 3rd Floor. Permits are required for plumbing relocation, electrical rewiring, structural changes, and adding new bathrooms -- including basement bathroom additions for secondary suites. Cosmetic work such as replacing fixtures in the same location, new tile, paint, or swapping a vanity does not require a permit. Fees follow the city-wide schedule at $11.53 per square metre, with typical bathroom permits costing $300-$800 and an hourly inspection rate of $92.79. Scarborough has no Heritage Conservation Districts affecting residential properties, so heritage permits are not a concern. If you are adding a basement bathroom as part of a secondary suite, the suite itself must comply with City of Toronto second suite regulations. Contact general inquiries at 416-397-5330 or the fee payment line at 416-397-5222.
About Scarborough
Scarborough's bathroom renovation market is shaped by its vast stock of postwar bungalows, side-splits, and raised ranches now reaching 50-70 years old, many still with their original single bathroom, galvanized pipes, and dated electrical. The area's strong demand for secondary suite basement apartments adds a steady stream of basement bathroom addition projects that require careful attention to below-grade plumbing and building code compliance. Near the Bluffs in Birchcliff and Guildwood, Lake Ontario's influence on humidity levels makes moisture management a more pressing concern than in inland neighbourhoods, while Agincourt's bungalow-to-custom-home rebuilds bring demand for high-end multi-bathroom design in new construction.
Frequently Asked Questions: Scarborough Bathroom Renovations
How much does a bathroom renovation cost in Scarborough?
Scarborough is generally the most affordable part of Toronto for bathroom renovations, with costs running 10-20% below downtown due to easier access, available parking, and fewer logistical constraints. A basic cosmetic refresh runs $7,000-$12,000. A mid-range full renovation costs $12,000-$25,000. High-end renovations reach $30,000-$55,000. If you are adding a basement bathroom for a secondary suite, expect $10,000-$20,000. In Agincourt, where bungalows are being replaced with custom-built homes, high-end bathrooms in new construction run $25,000-$45,000 per bathroom.
What should I know about adding a basement bathroom in Scarborough?
Scarborough leads Toronto in basement apartment conversions, making basement bathroom additions one of the most common projects in the area. Key requirements include a sewage ejector pump if your bathroom will sit below the sewer line, backflow prevention to protect against sewer backup, GFCI-protected outlets, and an exhaust fan vented directly to the outside (not into the ceiling cavity). The bathroom must comply with City of Toronto second suite regulations if it is part of a rental unit. A building permit is required. Budget $10,000-$20,000 for a complete basement bathroom installation. Ensure the exhaust fan is ducted properly -- in many older Scarborough homes, bathroom fans were vented into the attic, which is a building code violation that causes moisture damage.
Is asbestos a concern when renovating a bathroom in a Scarborough home?
Asbestos is very common in Scarborough's postwar housing stock and should be a concern for any home built between the 1940s and 1980s. It is frequently found in 9x9 inch vinyl floor tiles, pipe insulation, drywall joint compound, and textured ceilings (popcorn or vermiculite). The Ontario Building Code requires testing before any demolition work. If asbestos is confirmed, professional abatement is mandatory -- you cannot legally remove it yourself. Abatement costs vary but typically add $2,000-$5,000 to a bathroom renovation project. A reputable contractor will include asbestos testing as a standard step in their pre-renovation assessment and can recommend certified abatement professionals.
Why is moisture management so important for bathrooms near the Scarborough Bluffs?
Properties in Birchcliff and Guildwood sit near Lake Ontario and the Scarborough Bluffs, where proximity to the lake creates higher ambient humidity levels and more frequent freeze-thaw cycling. In bathroom design, this means exhaust ventilation is critical -- the Ontario Building Code requires a minimum 50 CFM exhaust fan, but homes near the Bluffs benefit from a higher-capacity fan (80-110 CFM) that runs for at least 30 minutes after showering. Warm, moist bathroom air hitting cold exterior walls is the primary driver of mould growth in GTA winters, and lakeside properties face this risk more acutely. Proper vapour barriers, insulated exterior walls, and a well-maintained exhaust system are essential for any bathroom renovation in these neighbourhoods.
Should I upgrade my electrical panel when renovating a Scarborough bathroom?
Many 1950s-1970s homes in Scarborough have 100-amp electrical panels, and some still have original 60-amp fuse boxes. Adding new bathroom circuits -- for GFCI outlets, an exhaust fan, heated floors, or upgraded lighting -- can push the panel past its capacity, triggering a required upgrade. A panel upgrade from 100 to 200 amps typically costs $2,500-$4,500. If your home still has a 60-amp fuse box, upgrading is strongly recommended during any renovation for both safety and insurance reasons. Your electrician, who must be licensed through Skilled Trades Ontario, can assess whether your current panel can handle the additional load before work begins.
Bathroom Renovation Services in Scarborough
Complete Bathroom Renovation
Full gut-and-rebuild bathroom renovations including demolition, plumbing, electrical, waterproofing, tile, and fixtures to Ontario Building Code standards.
Shower & Tub Installation
Walk-in showers, freestanding tubs, and barrier-free shower installations with Schluter waterproofing and frameless glass enclosures.
Bathroom Tile & Flooring
Porcelain, natural stone, and heated floor installations with expert substrate preparation for Ontario's climate conditions.
Vanity & Countertop Installation
Bathroom vanity and countertop installation including quartz, granite, custom cabinetry, floating vanities, and double-sink configurations.
Bathroom Plumbing
Licensed Ontario plumbers for rough-in, pipe replacement, backwater valves, fixture installation, and code-compliant drain upgrades.
Accessibility & Aging-in-Place Bathrooms
Accessible bathroom renovations including barrier-free showers, grab bars, comfort-height fixtures, and aging-in-place designs meeting Ontario standards.
Condo Bathroom Renovation
Specialized condo bathroom renovations with condo board coordination, stack plumbing expertise, and space-efficient designs for GTA buildings.
Why Choose Toronto Bath Remodeling in Scarborough?
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Quality Craftsmanship
Professional contractors deliver bathroom renovations designed for lasting beauty and function -- waterproofing, proper ventilation, and premium finishes that stand up to daily use for years.
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Before hiring, always confirm your contractor carries active WSIB coverage to protect everyone on the job site.
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