Toronto Concrete Repairs

Garage floor replacement · Toronto & the GTA

Garage Floor Replacement in Toronto

When a garage floor has sunk, heaved or cracked through, a repair only hides the problem. We tear out the failed slab, rebuild the base properly, and pour a new floor with rebar and a vapour barrier — done right, at the price we quoted.

Newly installed concrete garage floor in Mississauga
4.8★★★★★
100+ reviews
Our own crews — no subcontractors Proper base, rebar & vapour barrier Serving the GTA since 2015 Written quote, held 21 days

Does your garage floor need replacing?

When a repair won't hold, replacement is the honest fix

Most garage floors can be repaired. But when the slab has sunk, heaved, or cracked all the way through because the ground beneath it has failed, patching the surface just buys a little time before the same cracks come back. A proper replacement solves the actual problem.

How we decide: if the damage is on the surface, we repair it. If the slab has dropped, the base has washed out, or the original was poured without rebar or a vapour barrier, we replace it — full tear-out, rebuilt base, new pour. Because we do both, we'll tell you honestly which one your floor needs, and show you why.

Concrete garage floor work by Toronto Concrete Repairs in the GTA
A garage floor project by our crew — Greater Toronto Area.

The tell-tale signs

When a garage floor needs to be replaced

If your floor is doing any of these, a repair usually won't last — and we'll say so.

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The slab has sunk or dropped. A floor that's settled several inches means the base underneath has failed — you can't repair your way back up.

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Cracks run all the way through and keep moving. Full-depth cracks that widen season to season are structural, not cosmetic.

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Sections rock or sound hollow. If parts of the floor move or echo underfoot, there are voids beneath the slab.

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No rebar or vapour barrier. Older floors poured over the rebar (instead of embedding it) or with no barrier are prone to cracking and moisture.

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Water pools or comes up through the slab. Persistent moisture points to a drainage or base problem a surface repair can't fix.

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You've repaired it before and it came back. When patches keep failing in the same spots, the slab itself has reached the end of its life.

Real work

New garage floors, poured right

Our own crews, on real GTA garages — old slab out, base rebuilt, new floor poured flat and clean.

New concrete garage floor after replacement in Toronto, smooth and level
New garage floor after replacement — Toronto.
Newly installed concrete garage floor in Mississauga
New garage floor installed — Mississauga.

How we work

Our garage floor replacement process

Done properly, a new garage floor should outlast the one it replaced by decades. Here's how we build it.

Remove

The old slab is broken out and hauled away, right down to the base beneath it.

Rebuild base

We excavate as needed, add and compact gravel, and correct the grade so the new floor is properly supported.

Barrier & rebar

A vapour barrier goes down and rebar or wire mesh is set in — so the slab resists moisture and cracking.

Pour & finish

New concrete is poured, levelled and finished flat, with proper slope where it's needed.

Cure & coat

We let it cure, then it's ready for an epoxy or polyaspartic coating if you want one.

Toronto Concrete Repairs crew working on a garage floor in the GTA
Our own crew on a GTA garage floor.

Garage floor replacement reviews

What GTA homeowners say about their new garage floors

★★★★★ 4.8 · 100+ reviews on Google & HomeStars. A few from homeowners whose garage floors we tore out and replaced:

★★★★★Google

A 70-year-old wreck, made new

I couldn't be happier with my new garage floor. My 70-year-old floor was a broken dusty wreck. TCR gave me a solid quote and after removing the old floor, they meticulously prepped and poured the new one. It looked amazing, only to be made more amazing with the epoxy sealer. It's now the favourite room of my house!

MMatthew Cook · New garage floor + epoxy
★★★★★Google

Done right, at the quoted price

Our garage floor had 2 large cracks and was badly pitted, so Hubert recommended we replace the slab. Nick and his crew removed the old concrete and poured the new the next day — including a vapour barrier and rebar, something missing from the old floor. Very happy with how the entire project was completed, at the quoted price, with a professional crew.

CCraig Pierson · Garage floor replacement
★★★★★Google

He gave me the choice, not a hard sell

Hubert came out and gave me two options — repair the lip, or replace the entire floor. When I asked his opinion, he said it was my choice, but in his experience a cracked lip means issues with the rest. I replaced the whole floor and I'm glad I did — the original was poured over the rebar instead of embedding it. Glad I listened to the professional.

RRick Machtinger · Garage floor replacement · Richmond Hill

Read all 100+ reviews →

Garage floor replacement FAQ

Common questions

How do I know if my garage floor needs replacing instead of repairing?
If the slab has sunk or heaved, cracks run all the way through and keep moving, sections rock or sound hollow, or the floor was poured without rebar or a vapour barrier, a repair usually won't hold — the base underneath has failed. If the damage is only on the surface, we can repair it instead. We'll tell you honestly which applies.
How long does a garage floor replacement take?
A typical single or double garage floor replacement takes two to four days — removing the old slab, rebuilding and compacting the base, setting the barrier and rebar, and pouring the new floor. Some jobs are done faster; we'll give you a clear timeframe with your quote.
Do you add rebar and a vapour barrier?
Yes — always. Rebar or wire mesh reinforces the slab against cracking, and a vapour barrier keeps ground moisture from coming up through the concrete. Many older floors that failed were poured without these, or with the rebar sitting under the concrete instead of embedded in it. We do it properly.
Can you replace the floor and then coat it?
Yes. Once the new floor has cured, it's an ideal surface for an epoxy or polyaspartic coating. Many homeowners pair a replacement with a coating so they finish with a floor that's both structurally sound and easy to keep clean. Ask us to quote both together.
Will you help move things out of the garage?
Where we can, yes — our crews will help move heavier items so the work area is clear and safe. We'll let you know ahead of time what needs to be cleared so the job stays on schedule.
How much does garage floor replacement cost in Toronto?
It depends on the size of the garage, how much base work is needed, and whether you're adding a coating. Rather than a generic figure, we give you a written quote after seeing photos or the garage in person — with clear options — and hold that price for 21 days.

Where we work

Garage floor replacement across the GTA

We replace garage floors throughout Toronto, Mississauga, Etobicoke, Oakville, Brampton, Vaughan, Richmond Hill, Markham, Oshawa and the surrounding GTA. Our own crews handle the full job — tear-out, base, rebar, vapour barrier and pour — with the same standards on every property and a written warranty on the bonding of our work.

Get a straight answer on your garage floor

Text three photos — the cracks or sinking close up, a wide shot of the floor, and the front lip. We'll tell you honestly whether it's a repair or a replacement, usually within one business day.