Edmonton's housing market has created a compelling opportunity for homeowners: building a garage suite. A self-contained living unit above or beside a detached garage, a garage suite generates steady rental income, boosts property value, and helps address the city's housing shortage—all from space you already own.
What Is a Garage Suite?
A garage suite is a secondary dwelling unit built as part of a detached garage structure. It typically sits above the garage on a second storey, though side-by-side configurations are also permitted. A compliant garage suite includes a kitchen, bathroom, living area, bedroom, and separate entrance. It's a fully independent home within your property.
Rental Income Potential in Edmonton
Edmonton's rental market is strong and growing. As of early 2026, a well-built one-bedroom garage suite in a desirable neighbourhood rents for $1,100-$1,500 per month. Two-bedroom units command $1,400-$1,800. Here's what that means annually:
After accounting for property taxes, insurance, maintenance, and occasional vacancy, most homeowners net $10,000-$15,000 per year in passive income. In many cases, the rental income covers the mortgage payments on the entire garage suite construction loan.
Construction Costs and ROI
Building a garage suite in Edmonton typically costs $150,000-$250,000 depending on size, finishes, and site conditions. This includes the garage below and the living space above. Breaking down the numbers:
At a net rental income of $12,000-$15,000 per year, the suite pays for itself in 10-17 years while also increasing your property value by $80,000-$150,000 immediately upon completion. That's a return on investment that's hard to match with any other home improvement.
Edmonton Zoning and Regulations
Where Can You Build?
Edmonton's Zoning Bylaw permits garage suites (classified as Secondary Suites) in most low-density residential zones (RF1, RF2, RF3, and others). Your lot must have rear lane access, meet minimum lot width requirements, and comply with site coverage limits. The good news is that Edmonton has been progressively relaxing regulations to encourage secondary suites as part of its infill housing strategy.
Size Requirements
The maximum floor area for a garage suite is generally 60 square metres (approximately 645 square feet) or 35% of the principal dwelling's floor area, whichever is less. This is enough for a comfortable one-bedroom or a compact two-bedroom layout.
Height and Setback Rules
Garage suites are typically limited to a total building height of 6.5 metres. Rear setbacks of 1.2 metres and side setbacks of 0.9 metres apply. Your builder needs to verify these measurements carefully—even small miscalculations can trigger permit rejections.
Parking Requirements
You must maintain at least one on-site parking stall for the suite in addition to parking for the principal dwelling. In most cases, the garage below the suite satisfies the homeowner's parking, and an additional stall is provided on the driveway or pad.
Design Tips for Maximum Rental Appeal
Open-Concept Layout
Maximize the feeling of space in a compact suite by using an open floor plan for the kitchen, dining, and living areas. Avoid unnecessary hallways and partition walls that chop up the square footage.
Quality Finishes
Durable, attractive finishes command higher rent and reduce maintenance costs. Luxury vinyl plank flooring, quartz countertops, and modern fixtures make a suite feel premium without breaking the budget. Tenants notice quality, and it directly impacts what they're willing to pay.
In-Floor Heating
Edmonton tenants love in-floor radiant heat. It eliminates bulky baseboard heaters, frees wall space for furniture, and provides consistent warmth. The upfront cost is modest when installed during construction, and it's a genuine differentiator in the rental market.
Sound Separation
Sound transmission between the garage below and the suite above is a common complaint. Specify resilient channels on the ceiling, sound-rated insulation (mineral wool is excellent), and a concrete topping on the subfloor. Your tenants—and your family—will appreciate the quiet.
Private Entrance and Outdoor Space
A well-designed exterior staircase with a small landing or deck gives the suite its own identity and privacy. If space allows, a modest balcony or patio area significantly increases rental appeal.
Financing Your Garage Suite
Several financing options are available to Edmonton homeowners:
Many homeowners find that the projected rental income qualifies them for financing they wouldn't otherwise receive, since lenders can factor in the expected revenue.
Build Your Garage Suite with Star Garages
Star Garages has extensive experience designing and building garage suites across Edmonton. We handle everything from initial zoning verification and permit applications through construction and final inspection. Our team understands Edmonton's regulations inside and out, and we design suites that maximize rental income while complementing your property. Contact us today for a free consultation and discover how a garage suite can work for you!