Class A office construction cost per sq ft in Toronto
Office towers of 5 to 30 storeys in the Greater Toronto Area, hard cost only.
Short answer (November 2026): Class A office construction in the GTA costs $305–$450 per sq ft in hard costs, before soft costs, contingency and HST (Altus Group 2026 Canadian Cost Guide). For example, a Class A office tower (5 to 30 storeys) of 200,000 sq ft comes to $61.0M – $90.0M in hard cost.
A Class A office tower (5 to 30 storeys) of 200,000 sq ft
| Hard cost (200,000 × $305–$450) | $61.0M – $90.0M |
| Soft costs at 20% | $12.2M – $18.0M |
| Contingency at 10% | $7.3M – $10.8M |
| Indicative total | $80.5M – $118.8M |
Included: the building above grade, including foundations.
Not included: GST/HST, site development, parking, land and financing. Soft costs and contingency above are illustrative assumptions; change them in the calculator.
Source: Altus Group, 2026 Canadian Cost Guide (GTA hard costs, CAD per sq ft), used with permission. Ranges are indicative; your site, scope and procurement route will move the number. See all 17 building types →