Basement renovation in Vaughan is one of our most common project types. Most Vaughan homes are post-1990 with high basement ceilings (often 8 to 9 feet), proper waterproofing, and floor plans that lend themselves to in-law suites or rental units. The combination of large lot sizes, supportive secondary suite bylaws, and growing multi-generational households makes Vaughan one of the strongest basement reno markets in the GTA.
Vaughan Housing Stock and Basements
Most homes we work on in Vaughan fall into a few categories:
- Woodbridge detached (1990s to 2010s): 2,500 to 4,000+ sq ft homes with 1,200 to 1,800 sq ft basements. Often unfinished or partially finished. Common projects: full basement apartments with separate entrances.
- Maple subdivisions (2000s+): Newer detached with high basement ceilings. Most clients want a 4-piece bathroom, two bedrooms, a kitchen, and a separate entrance.
- Thornhill mixed (1970s to 2000s): Older homes have lower ceilings; newer ones have full 9 ft basements. Mixed scope from finishing to legal suites.
- Kleinburg estates (2000s+): Large basements 1,500 to 3,000 sq ft. Premium finishes, home theatres, gyms, wet bars.
Vaughan-Specific Basement Reno Details
- Ceiling heights are usually fine. Vaughan homes built post-1990 typically have 8 ft or 9 ft basements, which means underpinning is rarely needed. This saves $40,000 to $80,000 versus an older Toronto home.
- Walkouts are common. Many Vaughan lots slope, which lets the basement have a walkout door. Walkouts make legal secondary suites simpler because the egress is already built in.
- Larger square footage to work with. Vaughan basements average 1,200 to 1,800 sq ft. We can fit a full 2-bedroom apartment in most of them.
- HVAC is often easy to extend. Newer homes have flex duct runs and dedicated thermostats that simplify zoning.
Vaughan Secondary Suite Pricing
For a 1,200 sq ft Vaughan basement converted into a legal 2-bedroom apartment:
- Permits, drawings, registration: $5,000 to $9,000
- Framing, insulation, drywall: $20,000 to $28,000
- Plumbing rough-in (kitchen and bathroom): $7,000 to $11,000
- Electrical (sub-panel, smoke alarms, kitchen circuits): $7,000 to $10,000
- HVAC zoning: $4,000 to $7,000
- Kitchen finishes: $12,000 to $20,000
- Bathroom finishes: $9,000 to $15,000
- Flooring, paint, trim, doors: $10,000 to $15,000
- Separate entrance excavation and finishing: $15,000 to $25,000 (if needed)
- Project management and overhead: 15 to 25 percent
Total range: $80,000 to $130,000+ for a fully legal 1,200 sq ft Vaughan basement apartment.
Vaughan Permit Process
Vaughan permits run through the City of Vaughan Building Standards. Standard residential permits process in 3 to 5 weeks. Secondary suite registration involves an additional zoning review and inspection. We file the package and coordinate with the City.
Reference Sources
What a Vaughan Client Recently Said
"Topdown Renos completely transformed our kitchen. The quartz countertops and custom island turned our outdated space into the centrepiece of our home. Professional crew, on budget, done in 5 weeks." - Sarah M., Vaughan