Multi-unit construction costs and rental ROI

Calgary is in a very different moment than 2022-2024. After two years of explosive rent growth, the market has cooled to a balanced plateau with 6.8% vacancy. That is actually good news for builders – construction costs have stabilized, trades are available, and city-wide R-CG zoning now allows 8 doors on a standard 50-foot lot.

Why Is Calgary Still One of the Best Markets to Build Multi-Family?

No rent control in Alberta, city-wide R-CG zoning that allows a fourplex + 4 basement suites, and continued population growth. Unlike Ontario and BC, you can adjust to market on turnover. That’s why investors are shifting from flipping to long-term cash flow properties.

What Can You Legally Build on a Standard Calgary Lot in 2026?

Since 2024, most 50′ lots that were R-C1 / R-C2 are now R-CG. You can legally build:

 

– Duplex + 2 basement suites = 4 doors

– Fourplex + 4 basement suites = 8 doors

– Rowhouse 4-plex with suites

– Small 6-8 unit stacked townhouse if rezoned to M-CG

 

This is why inner-city infill is now an 8-door game.

How Much Does It Cost to Build a Multi-Family in Calgary in 2026?

Hard Costs (rental-grade finish – LVP, quartz, 9ft ceilings):

 

– Duplex / Fourplex wood-frame 2-storey: $215 – $260 / sq ft

– 4-plex with legal basement suites (8 units): $195 – $235 / sq ft

– Small 6-8 unit rowhouse: $230 – $280 / sq ft

– Small 12-20 unit 3-storey walk-up: $280 – $340 / sq ft

 

Real Example: 50′ x 120′ lot in Tuxedo Park / Killarney / Marda Loop

 

– Old bungalow lot purchase: $450,000 – $650,000

– Demolition: $25,000 – $35,000

– Construction of 8-door building (∼6,400 sq ft): $1,248,000 – $1,504,000

– Soft costs (permits, architect, engineering, utility upgrades, financing interest, landscaping, GST float, contingency): $320,000 – $512,000

 

*Total All-In Cost for an 8-Door Fourplex: $2.05M – $2.70M*

What Are the Soft Costs Most Investors Forget?

– Development + Building Permit: $15,000 – $30,000

– Architect + Engineering: $35,000 – $60,000

– Survey, geotech, energy model: $8,000 – $12,000

– City utility upgrades, meters x4: $18,000 – $35,000

– Landscaping + separate entrances: $25,000 – $45,000

– Financing costs (12-14 months at 7.5-8.5%): $90,000 – $140,000

– GST (refundable but you float it): $60,000 – $90,000

– Contingency 5%: $70,000 – $100,000

How Much Rent Can a New Multi-Family Generate in Calgary in 2026?

Market is soft. City-wide average is $1,885, down 3.78% YoY. 2-bedroom is $1,845, down 4.95%. Lease-over-lease is down 2.2%. Vacancy is 6.8%.

But brand new, individually metered, inner-city units still get premium:

– 2-bed main floor + garage: $2,100 – $2,300

– 2-bed upper floor: $1,950 – $2,150

– 2-bed legal basement suite: $1,600 – $1,800

Pro Forma – 8-Door Fourplex:

Conservative: $14,800 / month = $177,600 / year

Optimistic (Marda Loop / Killarney): $16,100 / month = $193,200 / year

What Is the Real ROI and Cap Rate on a New Build?

We use 3 numbers:

Gross Yield: Annual Rent / Total Cost = 7.72% ($177,600 / $2.3M)

Net Operating Income (NOI): Gross – Vacancy (5%) – Expenses. With tenants paying utilities, expenses are tax ($6.5k-$8.5k), insurance ($5k-$6.5k), management 7%, maintenance 2%, vacancy.

Conservative NOI: ∼$136,720

Optimistic NOI: ∼$148,540

Cap Rate: NOI / Cost = *5.94% to 6.46%*. Existing 1960s buildings trade at 5.0-6.0% cap, so new build is competitive.

Why Choose Turn Key Homes and Renovations for Multi-Family Builds in Calgary?

Choosing Turn Key Homes and Renovations for your multi-family build in Calgary means choosing a builder who builds for ROI, not just square footage. We specialize in R-CG compliant 4-plex and 8-door designs on standard 50-foot lots in communities like Killarney, Tuxedo Park, and Marda Loop, where we maximize rentable space while keeping hard costs at $195-$260 per sq ft. Our all-in, fixed-price model includes permits, engineering, utility upgrades, individually metered suites, and legal basement suites – so your pro forma of $177K-$193K in annual rent and 5.9%-6.4% cap rate is based on real numbers, not surprises.

Unlike general contractors, we understand the 2026 Calgary rental market: 6.8% vacancy, softening rents, and the need to command premium $2,100-$2,300 for new 2-bedrooms. We design for what tenants pay for – separate entrances, 9ft ceilings, quartz and LVP finishes, and low operating costs with tenants paying utilities – which is how our clients push yields from 6% to 8-9%. From demolition to lease-ready in 12-14 months, we handle everything turn-key, so you get a cash-flowing, low-maintenance asset built for the next rental cycle.

Frequently Asked Questions

Is it cheaper per square foot to build 8 doors instead of 4?

Yes, an 8-door build costs 195-235/sq ft vs 215-260/sq ft for 4 doors, because you get more rentable square footage for the same foundation and roof.

Yes, Calgary has 6.8% vacancy – the highest in Canada – and delivered 23,000 new apartments since Jan 2024. You need to budget 5% vacancy and 2 months free on turnover.

No, for immediate cash flow, but yes for long-term ROI. Existing buildings have higher immediate cash flow, but new builds have 5.9%-6.4% cap rates, no capex for 15 years, and higher rent growth when vacancy drops.

Yes, all new builds by Turn Key Homes and Renovations are individually metered for gas, electric, and water, saving owners 700-800 per month.

No, R-CG permits still take 8-12 months in 2026, plus 12-14 months construction. Total timeline is 20-26 months.

Joe Quattrucci owner of Turn Key Homes & Renovations in Calgary

Joe Quattrucci (Author)

Joe started Turn Key Renovations in Calgary in 2007 as a natural spinoff from his earlier days of working in various construction jobs, including new homes.

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