Maintenance and Repairs

July 1, 2026 Published by British Columbia Chapter - By Justin Tudor

The True Cost Of Owning A Concrete Balcony

From CCI BC Strata Connection Magazine, Spring/Summer 2026

As strata towers across BC, classically cantilevered concrete balconies sit quietly like architectural wallflowers. Most are used two or three hours a year. Some hold a plastic chair that no one sits in. Some become unsightly storage lockers. Some, still, become pet relief areas. And yet, every one of those concrete platforms carries a significant long-term financial commitment for the strata and every owner.

We have spent more than four decades restoring condominiums across Canada. We have seen the full balcony lifecycle from shiny new construction to the tired, cracked, railing-rusted veteran at year forty. We know what these structures cost, how owners fund them through reserve contributions, and why an underused amenity may be one of the most expensive square meters you will ever own (second only to a pool!).

Let’s explore the real cost of balcony ownership from an engineering, life cycle planning, and practical strata governance perspective. If most residents barely use their balcony, is the expense justified, or are concrete balconies drifting toward the category of building amenities that people like the idea of but regret paying for, much like a gym membership that sees little use despite good intentions?

To understand the balcony ownership equation, we need to walk through the two major lifecycle cost points that almost every exposed concrete balcony in BC will face.

Membrane Replacement Every 10 to 15 Years

Most strata corporations apply a traffic-bearing membrane on balconies in hopes of protecting the concrete slab. The idea is appealing. If we coat it, it will last longer. The reality is less friendly. These membranes do not protect the way people assume they do. Moisture still gets through small punctures and unsealed edges. Ultraviolet exposure degrades the coating over time. And carbonation, the most common cause of balcony deterioration happens from the underside of the slab, where the membrane doesn’t cover.

Every 10 to 15 years, most buildings face a membrane replacement program that can run up to $3,000 per balcony. Safe access, railing removal, preparation of the substrate, and reinstatement all carry real labor costs. The expense cycles predictably. It is unavoidable once a building goes down the membrane path.

Major Repair at Year 30 to 40

Even if a strata performs routine coating cycles, exposed concrete has a finite life. Chlorides get in. Carbonation develops. Cracks propagate. Rebar begins to corrode. Railings deteriorate. By the time a building reaches year 35, most stratas will face a capital project involving concrete patching, railing replacement, waterproofing upgrades, and sometimes structural rehabilitation.

Major balcony restoration can cost up to $15,000 per balcony for significant repairs and around $6,000 for moderate repairs. These numbers depend on access, slab configuration, railing type, and how long the strata waited before intervening. After 44 years of restoring buildings across Canada, we have seen balcony projects climb into seven figure totals for a single tower. The cost is significant, and the disruption can be substantial for residents.

What’s the True Cost?

Ignoring the premium you pay to buy a unit with a balcony - what does that balcony cost you per year for your share of maintenance?

	Cycle		Average Cost per balcony		Annual Cost
Project	Conservative	Optimistic	Conservative	Optimistic	Conservative	Optimistic
Membrane touch ups	5	10	500	1500	100	150
Membrane Repairs	10	15	4000	3000	400	200
Major Restoration	35	45	21000	6000	600	133
				Total	1100	483

Source: Cost ranges based on recent balcony restoration projects.

Notwithstanding that the project will likely be tackled by a special levy, this gives us an idea of what an annual cost could be for the strata on behalf of each owner.

This totals $483 to $1100 per year for an amenity that many owners use for only a few hours annually. Or $40 -$93 per month for the most optimistic and conservative projections. That number does not include unplanned repairs, railing upgrades mandated by new codes, or the cost of disruption when the project arrives.

This brings us to the next point.

Major balcony restoration can cost 15,000 dollars per balcony for significant repairs and around 6,000 dollars for moderate repairs. These numbers depend on access, slab configuration, railing type, and how long the strata waited before intervening. After 44 years of restoring buildings across Canada, we have seen balcony projects climb into seven figure totals for a single tower. The cost is real and the disruption is equally memorable.

The Disruption Factor

Balcony repairs are one of the most disruptive construction activities for residents. To do the work properly, contractors need clear access to every slab. This means:

• Balcony closures for weeks or months
• Railing removal and reinstallation
• Chipping noise
• Dust and equipment staging
• Limited privacy during the project

Anyone who has lived through balcony restoration knows the reality. A balcony project is not something you forget. Residents tolerate it because the work is necessary, but it rarely feels like an enjoyable part of condominium living.

After restoring buildings across Canada for more than four decades, we see consistent patterns.

1. Balconies deteriorate faster on buildings with deferred maintenance. Optimistic assumptions can quickly give way to more conservative projections.
2. Membranes can provide a false sense of security. They do not protect in the way many believe. They do not address the primary deterioration mechanisms affecting cantilevered concrete balconies.
3. Railings often reach end of life sooner than the concrete. This drives project timing, not slab condition.
4. Most owners do not understand the financial impact of the balcony they bought. Depreciation reports often identify these longterm costs, but many owners do not fully appreciate their implications.

British Columbia’s move to remove the option of avoiding depreciation reports means stratas will no longer be able to avoid looking at long term planning. This will have a profound impact on how amenities like balconies are evaluated in future developments.

Developers, planners, and future owners will all have clearer visibility into the long-term cost of exposed concrete elements. As lot lines narrow and buildings grow taller and more slender, the choice to include balconies will need justification rooted in lifecycle economics, not just aesthetics or market preference.

"There may come a time when developers increasingly consider whether a concrete balcony is a practical amenity or a lifecycle liability."

We already see this question being asked in the design rooms of projects we consult on. Some teams are exploring Juliet balconies. Others are considering fully enclosed sunrooms. A few are questioning whether balconies belong in the same category as swimming pools. Popular in marketing materials, expensive to maintain, and of limited day to day utility for many residents.

So Is It Worth It?

Balconies absolutely have value. They offer outdoor space, a connection to fresh air, a place to grow tomatoes, enjoy a morning coffee, store a bicycle awaiting its next ride. They shape the character of a building and contribute to architectural expression across BC’s skyline.

For stratas, this means honest conversations about reserve funding, and a progressive repair program that seeks to minimize the cost and impact of future major restorations.

There’s no getting rid of the balconies you have, but from a purely financial perspective, the annual cost of ownership is higher than most people realize. When you buy a unit with a balcony, you are buying a long term commitment to repair cycles that will arrive regardless of use.

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Justin Tudor, President at Keller Engineering
Justin Tudor has more than 15 years of experience in the field of building science and structural engineering. He has overseen and completed hundreds of reserve fund studies, building conditions assessments and technical audits, while leading building element investigation including odour transfers, cladding failures, water infiltration, concrete, masonry deterioration and membrane replacements. As a contract administrator, Justin prepares drawings and specifications for the structural rehabilitations, win- dow and roofing replacements, parking renewals, and envelope restorations.