Best Demolition Contractors in Oshawa, ON
19 demolition contractors found in Oshawa
Bartlett Construction
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Reno and repairs
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Trust in maintenance
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
GTA Field Techs Inc
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Built By Ry
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Durham Signature Design and Build Inc.
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Renosbykg
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Durham Signature Design and Build Inc
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Roland ganyi scrap metal and junk removal
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Averex Renovation
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Affordable Solutions Home Improvements
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Homes Etc
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Finlayson Construction
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Homes Etc...
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
R&S roofing
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Horvats House to Home Construction
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Investo Property Managememt
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Future generation interior finishing
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
Cross cleaner's
Oshawa, ON
Ratings aggregated by AI and may contain inaccuracies.
How much does demolition cost in Oshawa?
Most homeowners spend $1,500-$4,000 to strip out a single room such as a bathroom or kitchen, including debris disposal - roughly $5-$10 per square foot of interior demolition. Pulling one non-load-bearing wall runs $700-$1,200; a whole-basement or multi-room tear-out reaches $5,000-$10,000, and a full-home gut to the studs is a different scale at $28,000-$40,000 or more.
In Oshawa, ON, typical quotes tend to track the Canadian average, so the table below shows these national figures unchanged.
What moves the price: The low end is stripping out a single room or removing a partition wall; the top end is a load-bearing wall with engineering and permits, or a full-home gut to the studs.
| Project | Typical cost in Oshawa |
|---|---|
| Bathroom demolition / strip-out | $1,500-$2,500 $1,000 to $4,000 per room |
| Kitchen demolition / strip-out | $2,500-$4,000 $1,500 to $8,000 per room |
| Basement interior strip-out | $5,000-$7,500 $4,000 to $10,000 per project |
| Full-home interior gut to the studs (approx. 1,500-2,500 sq ft home) | $28,000-$40,000 $20,000 to $55,000 per project |
| Interior demolition, priced by area (light non-structural to full gut) | $5-$10 $3 to $15 per sq ft |
| Remove a non-load-bearing (partition) wall | $700-$1,200 $400 to $3,500 per wall |
| Remove a load-bearing wall (incl. beam, engineering + permit) | $6,000-$10,000 $4,000 to $20,000 per wall |
| Detached garage or backyard shed demolition (small structure) | $2,000-$4,000 $400 to $7,000 per structure |
What changes the price of demolition in Oshawa
- Permits and hidden surprises: full-structure and structural interior demos need a permit, and a large share of gut jobs uncover a hidden problem (mold, rot, outdated wiring or plumbing) once the walls are opened up.
- What you're tearing out: light non-structural work (fixtures, cabinets, drywall, flooring) is the cheapest; anything structural (load-bearing walls, subfloor, concrete) costs far more and can require a structural engineer and a permit.
- Materials being removed: wood framing and standard drywall come out fast, but plaster-and-lath (common in older homes), ceramic tile, glued-down hardwood, and concrete are heavy and slow, which pushes per-square-foot rates up.
- Disposal and dumpster/tipping fees: debris is charged by weight and volume, so a bin plus tipping typically adds $400-$1,200, and more when you're hauling heavy tile, plaster, or concrete.
- Hazardous materials: homes built before the 1990s may contain asbestos or lead paint, and mandatory testing plus safe abatement can add a few thousand dollars. This is a legal requirement, not optional.
- Access and site conditions: condos and upper floors (elevator bookings, protecting common areas, longer haul-outs), tight lots, and nowhere to park a bin all add labour and cost.
How demolition prices vary across Canada
Big cities cost more. Toronto, Vancouver and the wider GTA sit at the high end of the national range, typically about 20-40% above smaller-city and rural pricing, driven by higher labour rates, higher tipping and disposal fees, tighter site and condo access, and steeper permit costs. Standard residential interior demolition is quoted around $7-$15/sq ft in Toronto versus a $3-$8/sq ft national baseline for light-to-standard work. In Quebec, older homes with lath-and-plaster walls can run higher ($12-$15/sq ft) because of material difficulty rather than a city premium.
These are typical Oshawa-area price ranges based on 2026 Canadian market data, not quotes. Your actual cost depends on the size and details of your project. Post your project on Bidmii to get free quotes from the 19 demolition contractors listed in Oshawa above.
Frequently Asked Questions about Demolition in Oshawa
How much does demolition cost in Oshawa?
The cost of demolition services in Oshawa, ON varies depending on the scope of work. Post your project on Bidmii to receive free, competitive quotes from local professionals.
How do I find a licensed demolition contractor in Oshawa?
Browse our directory of demolition contractors in Oshawa above. Look for contractors with the Verified badge, which means their identity has been confirmed. You can also check ratings aggregated from multiple platforms.
How many demolition contractors are in Oshawa?
Bidmii currently lists 19 demolition contractors in Oshawa, ON. Our directory is growing — create a free listing if you're a contractor.
Can I do the demo myself to save money?
Light demo (cabinets, fixtures, non-load-bearing drywall) is DIY-friendly and saves on labour, though you still pay for a bin and disposal. Anything structural, or any home built before roughly 1990 that could contain asbestos, should be left to professionals, because testing and safe removal are legally required.
Why does removing a load-bearing wall cost so much more than a regular wall?
The demolition itself is cheap. The cost is in the beam that replaces the wall, the structural engineer's drawings and stamp, the permit, and the posts that carry the new load down to the foundation. That is why a partition wall is a few hundred dollars but a load-bearing one runs several thousand.
What surprises blow up a demolition budget?
The big three are hidden asbestos or mold, water or rot damage behind walls, and outdated wiring or plumbing that has to be handled once it is exposed. Setting aside a 10-20% contingency is smart, especially in older homes.