Basement Renovation Ottawa

Basement Bathrooms Ottawa: Add the Bathroom That Makes Your Basement Usable

Add a basement bathroom in Ottawa, rough-ins, full three-piece additions, and accessible designs. Honest pricing, proper waterproofing. Request an estimate.

Credentials verified before launch Permits on every job Published prices
Basement renovation, Basement Bathrooms

Typical Ottawa cost

About C$8,000–C$15,000 for a full three-piece

Less for a powder room or rough-in. Slab cutting and plumbing distance are the biggest cost drivers, itemized up front.

Permits

Pulled on every job

We pull every required City of Ottawa permit and manage the inspections, documented, insurable work.

Credential proof

Verified before launch

Licence, insurance, and WSIB documentation must be verified before launch and provided before work begins.

Basement Bathroom Options

A bathroom is what turns a finished basement from a nice room into a floor your family actually lives on. Whether you want a full three-piece, a powder room, or just a rough-in for later, we price it honestly and waterproof it properly.

A full basement bathroom in Ottawa typically runs around C$8,000–C$15,000 depending on whether the slab has to be cut and how far the plumbing has to travel. A rough-in only, the pipes set now so you can finish later, costs far less and is a smart way to keep the budget in check.

  • Three-piece additions

  • Rough-in only

  • Accessible / curbless

  • Heated floors

How We Add a Basement Bathroom

Below grade, the work that matters most is under the floor and in the walls.

  1. Plumbing

    Where gravity drainage isn’t available, we cut the slab to run new pipe or use an up-flush system, tied into your existing stack.

  2. Ventilation

    Proper exhaust that vents outside, so moisture doesn’t linger and the room stays healthy.

  3. Waterproofing & finishes

    Every wet area sealed behind the tile, the step that keeps a basement bathroom from becoming a mold problem, then fixtures, tile, and lighting.

Accessible & Aging-in-Place Basement Bathrooms

If this bathroom is for a parent, or for a basement in-law suite, we design it so they can use it safely and on their own. That means a curbless shower with no lip to trip on, grab bars set into solid blocking, lever taps, non-slip flooring, and a layout with room for a walker or wheelchair. It looks like a good bathroom, not a hospital, dignity and safety at the same time.

What a Basement Bathroom Costs in Ottawa

Expect roughly C$8,000–C$15,000 for a full bathroom, less for a powder room or a rough-in. The biggest cost drivers are slab cutting and how far the plumbing has to run. You’ll get an itemized estimate before any work starts, so the price is clear and there are no surprises mid-project.

Why choose us

Why Choose Us

In a market where most competitors hide behind “call for quote,” these are the moves that earn trust before we ever see your basement.

Permits pulled on every job

We pull every required City of Ottawa permit, no off-the-books work.

Published price ranges

Real, labeled cost ranges up front. No “call for quote” runaround.

Credential proof before work begins

Licence, insurance, and WSIB documentation must be verified with the contractor before launch and provided before work begins.

Written warranty

2-year written workmanship warranty

24/7 flood response

A real emergency line that gets answered, day, night, weekends.

Ottawa flood rebates

We help navigate the compassionate grant & protective-plumbing rebates.

Real Ottawa basements

Before & After: Basement Bathrooms

Same homes, transformed. Placeholder renders for now, swap in real project photos as jobs wrap.

Before Before, Unfinished storage to family living space
After After, Unfinished storage to family living space
Unfinished storage to family living space Basement finishing · Barrhaven
Before Before, Bare foundation to legal income suite
After After, Bare foundation to legal income suite
Bare foundation to legal income suite Legal suite / SDU · Kanata
Before Before, Flood-damaged shell to full rebuild
After After, Flood-damaged shell to full rebuild
Flood-damaged shell to full rebuild Flood rebuild · Orléans

FAQ

Frequently Asked Questions

Your next step

Request an estimate

Honest ranges, no obligation

What happens next: a real person responds, we book a no-pressure visit, and you get clear answers, feasibility, cost, or a 24/7 crew, before you commit.