2026 Renovation Cost Guide: Toronto & Greater Toronto Area
This thread compiles realistic cost ranges for every major renovation project in the GTA, based on actual homeowner project reports from this community.
Kitchen Renovation
| Tier | Scope | Cost Range |
|---|---|---|
| Budget refresh | Cabinet reface, counters, paint | $15,000 – $30,000 |
| Mid-range | Full replacement, semi-custom | $40,000 – $70,000 |
| Premium | Custom cabinets, layout change | $80,000 – $150,000+ |
Bathroom Renovation
| Tier | Cost Range |
|---|---|
| Basic (fixtures, accessories) | $5,000 – $10,000 |
| Mid-range (full tile, vanity) | $15,000 – $30,000 |
| Full gut (layout change) | $35,000 – $65,000+ |
Basement Waterproofing
| Type | Cost Range |
|---|---|
| Interior system + sump pump | $8,000 – $20,000 |
| Partial exterior (1 wall) | $12,000 – $25,000 |
| Full exterior perimeter | $35,000 – $65,000 |
Interlock Driveway
| Scope | Cost Range |
|---|---|
| 1-car driveway | $8,000 – $15,000 |
| 2-car driveway | $14,000 – $28,000 |
| Patio (200 sq ft) | $6,000 – $14,000 |
Roofing
| Material | Cost Range (1,500 sq ft home) |
|---|---|
| Architectural shingles | $8,000 – $18,000 |
| Metal roofing | $15,000 – $35,000 |
| Flat roof (torch-on/TPO) | $8,000 – $20,000 |
Deck
| Material | Cost per sq ft (installed) |
|---|---|
| Pressure-treated wood | $25 – $45 |
| Composite (Trex, TimberTech) | $50 – $85 |
| Hardwood (Ipe) | $70 – $120 |
Basement Finishing
| Scope | Cost Range |
|---|---|
| Recreational space only | $20,000 – $40,000 |
| Full legal suite | $50,000 – $100,000+ |
| With underpinning | Add $35,000 – $80,000 |
Key Rule: Budget 15-20% Contingency
Every experienced GTA contractor and homeowner agrees: budget your quoted price plus a 15-20% contingency. In pre-1970 Toronto homes, use 25%. Hidden conditions (asbestos, knob-and-tube, cast iron drains) appear in the majority of older home renovations.
All ranges reflect 2026 Toronto-area market data. Costs vary by neighbourhood, scope complexity, and contractor.
Please add your own project cost reports below to keep this guide updated!
Frequently Asked Questions: GTA Renovation Costs 2026
Q: What contingency budget should I plan for a GTA renovation?
Every experienced GTA contractor agrees: budget your quoted price plus 15 to 20 percent contingency. In pre-1970 Toronto homes, use 25 percent. Hidden conditions — asbestos insulation or floor tiles, knob-and-tube wiring, cast iron drains needing replacement, subfloor rot at tub edges — appear in the majority of older home renovations. This is the consistent finding from 50+ years and 30,000+ projects across Southern Ontario.
Q: What are the most common hidden costs in Toronto renovations?
In pre-1985 homes: subfloor damage at the tub edge or around the toilet flange; aluminum or knob-and-tube wiring requiring ESA remediation before permit closes; undersized drains or venting that do not meet current Ontario Building Code; and asbestos in floor tiles, pipe insulation, or drywall compound. Any project that opens walls or floors in a pre-1980 Toronto home should carry at least a 15 percent contingency for discoveries.
Q: When is the best time to book a GTA contractor for spring 2026?
Now, if you have a defined scope. Quality contractors in the GTA are booking 4 to 8 weeks out through the spring season. Framing lumber is up roughly 5 percent year over year in 2026, and tariff uncertainty on some imported materials is unresolved. Getting a fixed-price quote from a reputable trade early in the season protects against further cost movement and schedule compression.
Q: How much does a full legal basement suite conversion cost in Toronto?
A straightforward legal conversion — egress windows, fire separation, dedicated electrical, permits — typically runs $40,000 to $65,000. Full build with separate entrance and complete kitchen/bath fit-out: $65,000 to $110,000. Where underpinning is needed to achieve minimum ceiling height: $110,000 to $200,000 or more. Always include permit fees, which run $1,500 to $4,000 for this scope in Toronto.
More from LF Builders and home.renovation.reviews
- 30,000+ completed GTA projects: LF Builders
- Renovation cost and planning guides: blog.lfbuilders.ca
- Related: How to Vet a Renovation Contractor — Complete GTA Checklist
- Samm Simon is running 251 km for cancer research — support the run at sammsimon.ca