A new staircase changes how a whole house feels, but the first quote can be a shock if you do not know what drives the price. One of the first questions homeowners ask our team is about staircase installation cost, and the honest answer is that it depends on four things: the type of staircase, the materials, the layout of your home, and how much custom work the design needs. A simple straight run costs far less than a floating staircase with glass railings, even in the same house.
In this guide, we walk through current installed prices across Toronto and the GTA, explain where your money goes, and show you where it is safe to save. We also compare straight, floating, spiral and curved staircases side by side. By the end, you will know what a fair quote looks like — and what to ask before you sign one.
Our own team handles custom staircases across Toronto and the GTA, from on-site measuring to the final install, so the advice below comes from measuring real homes and installing real stairs. This guide covers the staircase types most Toronto homeowners choose, the installed prices we see in 2026, and what pushes a quote up or down. What Toronto homeowners pay for a custom staircase comes down to choices you can control.
In this guide:
How Much Does Staircase Installation Cost in Toronto?
Here is the short version. Based on installed prices from GTA staircase installers in 2026, staircase installation cost usually runs from about $8,000 for a simple straight staircase in wood to $60,000 or more for a fully custom curved staircase. Most standard projects land somewhere between $12,000 and $28,000 installed, plus HST. The table below shows typical installed ranges by type.
| Type | Typical materials | Installed cost (plus HST) |
|---|---|---|
| Straight staircase | Wood treads, wood or metal railings | $8,000 to $15,000 |
| L-shaped staircase | Wood treads, wood or metal railings | $12,000 to $22,000 |
| U-shaped staircase | Wood treads, wood or metal railings | $15,000 to $28,000 |
| Floating staircase | Wood treads, steel stringer, glass railing | $18,000 to $40,000+ |
| Spiral staircase | Metal with wood or metal treads | $10,000 to $25,000 |
| Curved staircase | Wood and steel, fully custom | $30,000 to $60,000+ |
These ranges include the staircase, railings, hardware and installation. They do not include HST, removal of an old staircase, or structural work such as opening a floor. Treat them as a planning guide: staircase installation cost depends on exact measurements, the materials you choose and the condition of your home.
Straight, L-Shaped, Floating and Spiral: The Main Types Compared
Six types cover almost every home in Toronto. Each one looks different, fits a different space and sits in a different price bracket. What homeowners see on a detailed quote is mostly the type and the materials, so start there.
Straight and L-Shaped Staircases
A straight staircase is the simplest design: one flight, no turns, no landing. It is the fastest to build and the easiest to install, so it is usually the cheapest option. An L-shaped staircase adds one landing and a 90-degree turn, so it fits a corner and breaks up a long climb. Both types work well in standard Toronto homes and leave room under the stairs for storage.
Straight and L-shaped staircases suit almost any material, from solid oak treads to painted poplar with a wood handrail. A straight staircase usually costs $8,000 to $15,000 installed, while an L-shaped staircase usually costs $12,000 to $22,000, because the landing and the turn add cutting, fitting and finishing time.
Floating Staircases
A floating staircase has open risers and treads that appear to float from the wall, usually on a single steel stringer or a hidden wall fixing. The look is light and modern, and it lets daylight travel through the room. That look costs more: the floating staircase installation cost reflects a heavy steel stringer, precise engineering and glass or cable railings, so a floating staircase usually costs $18,000 to $40,000 or more installed.
Floating stairs need solid structure behind the wall, so they are easiest in a new build or a major renovation. When the wall cannot carry the load, the stringer is built as a freestanding steel spine instead. The floating staircase installation cost also rises with glass railings, which need safety glass panels made to measure. To see how these staircases look once they are in, browse our floating staircases in Toronto page.
Spiral and Curved Staircases
A spiral staircase winds around a central pole and fits a tight footprint — lofts, small additions and basement entrances. Spiral stairs are a specialist job, usually built as a curved or spiral floating-stair variant rather than as a standalone staircase. A curved staircase sweeps in a smooth arc with no pole, and every tread is cut to a different size. Curved staircases are the most expensive type, usually $30,000 to $60,000 or more, because each tread and railing section is made one at a time.
Spiral staircases usually cost $10,000 to $25,000 installed, depending on the diameter and the materials. They save space, but the treads are narrow at the centre, so they are not the best main staircase for a family home. A curved staircase is a centrepiece: wide treads, a smooth handrail and a real sense of arrival.
| Feature | Straight / L-Shaped | Floating | Spiral | Curved |
|---|---|---|---|---|
| Typical cost | $8,000 to $22,000 | $18,000 to $40,000+ | $10,000 to $25,000 | $30,000 to $60,000+ |
| Best for | Most Toronto homes | Modern open plans | Tight spaces, lofts | Grand entrances |
| Space needed | Moderate | Open, light-filled | Smallest footprint | Largest footprint |
What Affects Staircase Installation Cost?
Two homes with the same staircase type can get very different quotes. When it comes to staircase installation cost, these are the factors that move the number the most.
Check the six factors below against your own project before you compare quotes:
- Staircase type: straight, L-shaped, floating, spiral or curved, with more custom work costing more.
- Materials: oak, maple and walnut cost more than painted poplar, and steel and glass cost more than wood.
- Layout and turns: landings, winders and curved runs add cutting, fitting and finishing time.
- Size and height: a taller floor-to-floor height means more treads, more railing and more labour.
- Site condition: a sound opening is quick to work in, while a floor that must be cut or a wall that must move adds structural work.
- Extras: removing an old staircase, new flooring at the landing, or a glass railing instead of wood.
Materials: Wood, Metal and Glass
Materials are the single biggest line item in most quotes. Solid oak treads are the classic choice and cost more than maple, while painted poplar is the budget option for a staircase that will be carpeted or painted. Steel stringers and glass railings cost the most. As a rule of thumb, the price of a custom staircase rises fastest with the materials, because a walnut tread costs several times more than a poplar one.
A wood staircase with a wood handrail is the most affordable custom option. A steel stringer with wood treads and a glass railing is the modern look, but the glass must be safety glass (tempered or laminated) and made to measure, and the steel fabricated to your exact dimensions.
Staircase Size, Layout and Space
The size of the opening sets the price as much as the type. A straight run in a standard opening is the simplest job to measure and install, while a staircase with winders needs every tread cut to a different shape. A taller ceiling means a longer staircase, more treads and more railing, and a narrow opening can force a steeper pitch.
Straight Runs
A straight run needs a clear, level opening and enough length for a comfortable pitch. The Ontario Building Code sets the maximum riser height and the minimum tread depth, so a run that is too short can fail an inspection. Measure the floor-to-floor height first, before you choose a design.
Winders and Tight Turns
A winder turn replaces a landing with pie-shaped treads, which saves space but adds cutting time and cost. Winders must still meet the Ontario Building Code rules for tread depth at the narrow end, so they need a careful design. If your opening is tight, a winder staircase can make the difference between fitting and not fitting.
Replacing an Old Staircase
Replacing a staircase is a bigger job than building one in a new home, because the old staircase must come out first and the opening is already fixed. Replacing a staircase usually means paying to remove the old one — often $1,500 to $4,000 extra — plus repairing the floor and walls and fitting the new staircase into an opening that was never quite square. That is why a replacement often costs $2,000 to $5,000 more than the same staircase in a new home.
A replacement is also the best time to fix the problems of the old staircase: a steep pitch, narrow treads or a handrail at the wrong height. If you are renovating old stairs, the new staircase can be planned around how your family uses the house.
Building Code and Permits
Whatever staircase you choose, it has to meet the code. Ontario Building Code rules for stairs cover riser height, tread depth, handrail height and guard loads, and a staircase that is too steep or too narrow can fail an inspection. A permit is usually needed when you move a staircase, cut a new opening or change the structure, so ask your installer whether the permit is included in the quote.
For stairs inside a home, the Ontario Building Code sets these limits: each riser 125 to 200 mm high, each tread run 255 to 355 mm deep, a minimum stair width of 860 mm, handrails 865 to 1,070 mm above the nosing line, a guard wherever the drop is more than 600 mm, and guard openings small enough that a 100 mm sphere cannot pass through.
Staircase Installation Cost: What You Pay for Labour
The timeline homeowners should plan for starts with drawings and fabrication, not with the first day on site. Measuring and drawings usually take one to two weeks, fabrication takes two to four weeks, and the installation itself usually takes one to two weeks once the parts arrive. Most companies fold labour into one installed price rather than billing by the hour, and skilled staircase installers typically charge roughly $75 to $120 an hour.
Some jobs need extra work. Removing an old staircase often adds $1,500 to $4,000, cutting a new floor opening $2,000 to $5,000, and a new beam $3,000 to $8,000. Ask for these items in writing before you sign, so a low quote cannot grow once work starts.
What Professional Installation Includes
A complete installation covers each of these steps:
- On-site measurement of the opening, floor-to-floor height and headroom
- Written quote listing materials, finishes and hardware
- CAD drawings and a clear installation schedule
- Staircase parts fabricated to your exact measurements
- Delivery, careful handling and fitting on site
- Railings, handrails, seals and final adjustments
How Long Does Installation Take?
A straight staircase in a ready opening can be installed in three to five days. A floating or curved staircase takes longer, often one to two weeks, because the stringer must be set perfectly level first. A good installation timeline should include the lead time for fabrication, with the delivery and installation dates, so you can plan the rest of your renovation around it.
Is DIY Worth It?
If you are handy, a simple straight staircase kit can be a weekend project in a small space. A custom staircase is a different story. Every tread must be level and the handrail must follow the slope exactly. Warranties can also depend on professional installation, so for anything more than a basic kit, paying an installer usually saves money.
Sample Budgets for Common Toronto Staircase Projects
Here is how the numbers usually play out for typical projects. These are planning ranges based on current GTA pricing, not fixed quotes, and the floating staircase installation cost is usually the biggest line in a modern renovation, because the steel stringer and glass railing are made to measure. Replacing a staircase usually costs more than installing one in a new build.
| Project | Typical Setup | Budget (Installed, plus HST) |
|---|---|---|
| Main-floor straight staircase | Oak treads, wood handrail | $8,000 to $15,000 |
| Two-storey L-shaped staircase | Maple treads, metal balusters | $12,000 to $22,000 |
| Floating staircase, open plan | Steel stringer, glass railing | $18,000 to $40,000+ |
| Basement spiral staircase | Metal, wood treads | $10,000 to $25,000 |
If a quote falls well outside these ranges, ask why. A much lower price often means thinner treads, lighter hardware or no proper measurement. Your final number depends on measurements, materials and the condition of your home.
How to Save on Your Staircase Without Cutting Corners
Match the Staircase to the Space
You do not always need a floating staircase. For a standard Toronto home, a straight or L-shaped staircase in oak is strong and usually all you need, and choosing it over a floating design keeps your total noticeably lower. Save the floating design for an open-plan main floor.
Plan the Staircase Before You Build or Renovate
The best time to plan your staircase is before the framing is finished. Solid blocking, a level floor and a properly sized opening make installation faster and reduce the risk of a staircase that creaks, and all three are far cheaper to add during a renovation.
Choose Standard Materials Where It Counts
Clear-finished oak and painted poplar keep the price lowest. You can still get a high-end look with a simple straight staircase and spend the extra on a solid handrail and good lighting.
Get an On-Site Measurement
Phone estimates are rough guesses. Booking a free on-site staircase measurement gives you a written quote for staircase installation cost based on your actual opening, floor heights and headroom, the only fair way to compare installers.
How Darvish Inc Quotes and Installs Staircases
Darvish Inc is a Toronto-area stair company installing stairs, railings and glass showers across the GTA. Our staircases follow a simple four-step process: we assess your space and style, prepare detailed drawings, have the staircase made to your exact measurements, and install it with a clean, code-compliant finish. We have done this since 2017, and our own crew does the work instead of subcontractors. Every cost in our quotes is written down line by line, and the installation timeline is agreed before work begins.
A staircase is the centrepiece of a home, so we build it that way. You can read about the benefits of a custom staircase before you book. Every staircase comes with post-installation support, and a written quote before any work begins.
Our work has earned four Consumer Choice Awards in York Region, from 2022 to 2025, and you can read Darvish Inc reviews from GTA homeowners on Google before you book. We work across Toronto, North York, Vaughan, Markham, Richmond Hill and Oakville.
Final Thoughts on Staircase Installation Cost
So, how much does a staircase cost for your home? staircase installation cost comes down to three choices: the type, the materials, and how much custom fitting your home needs. A straight staircase usually costs $8,000 to $15,000, an L-shaped or U-shaped staircase runs from $12,000 to $28,000, and a floating staircase from $18,000 to $40,000 or more.
Whatever you choose, make sure your quote names the materials, confirms code compliance and lists every extra in writing. If you are replacing an older staircase, remember to ask whether your quote covers removal and repairs, not just the new staircase. If you would like a number based on your home, our team can measure your space and give you a clear written quote with no pressure.
