What is the most expensive part of finishing a basement in Calgary?

The 3-piece bathroom ($8,000–$18,000) is the single biggest component-level driver, followed by a kitchen ($15,000–$35,000). Both involve plumbing, which is where the number usually moves.

How much does it cost to add a bathroom to a basement in Calgary?

$8,000–$18,000. Whether a plumbing rough-in already exists or concrete must be broken for new drains is the variable that matters most—more than fixture choices.

How much does an egress window cost in Calgary?

$2,500–$5,500 per window, installed — concrete cut, frame, window well, and drainage included. Budget one per planned bedroom.

What does a basement kitchen cost in Calgary?

$15,000–$35,000 depending on whether it's a simple kitchenette or a full kitchen with range, ventilation, and dedicated circuits.

Why do two same-size basements cost so differently?

Scope beats square footage. Plumbing location, electrical panel capacity, structural needs, moisture conditions, and finish level move the number far more than an extra 100 sq ft.

How do I budget all of this at once?

Use the ranges above to sanity-check contractor quotes, then build your own number — the free Calgary basement cost calculator turns your scope into an itemized planning range with permits and contingency included.

Basement Renovation Cost Breakdown by Component: Calgary 2026 Prices