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CMHC Cuts Housing Forecast as Tariff Risk and Toronto's Population Drop Signal Market Shift
By Stephen Green profile image Stephen Green
3 min read

CMHC Cuts Housing Forecast as Tariff Risk and Toronto's Population Drop Signal Market Shift

A 47-year-old structural engineer in Mississauga who locked in a mortgage at 1.79% in early 2021 is now staring at renewal rates pushing 4.39%. The payment shock alone, roughly $800 more per month on a $600,000 balance, explains part of why the Greater Toronto Area is bleeding residents for the first time in a generation. But the mortgage math is only half the story.

The Canada Mortgage and Housing Corporation revised its housing start projections downward this month, citing tariff-driven increases in construction material costs as a primary factor. The price of structural steel and specialized glass components has climbed an estimated 12% since the latest round of trade protocols took effect earlier this year. For developers, that's not a one-time hit. Those costs get amortized across 25-year rental income streams, which means today's tariff is tomorrow's rent increase, baked in before the building is even framed.

CMHC now projects urban housing starts will fall between 5% and 8% compared to 2024 levels. The drop is sharpest in purpose-built rental projects, where shovel-ready developments are being delayed because financing models that penciled out six months ago no longer clear return thresholds. Labor shortages compound the problem, but it's the tariff layer that turned marginal projects into unworkable ones.

Toronto's reversal

Statistics Canada data for 2025-2026 shows the City of Toronto losing roughly 1.2% of its resident population year-over-year, a net outflow, not a slowdown in growth. Young families are leaving for the outer ring of the Golden Horseshoe and for Alberta entirely, chasing affordability that no longer exists in the core. The exodus isn't driven by a lack of housing supply in the aggregate. It's driven by a mismatch between what's being built and what families with children actually need.

Downtown condo completions continue at a steady clip, but the bulk of new inventory is one-bedroom and studio units priced for investors or dual-income professionals without dependents. Three-bedroom units suitable for families remain scarce, and when they do appear, they're priced at levels that require household incomes north of $200,000 to service the mortgage and maintenance fees. The result is a bifurcated market: rising listings in the luxury condo segment, historic lows in family-sized inventory.

The fixed-variable inversion

Mortgage markets are reflecting the structural uncertainty. The lowest 5-year fixed rates in Canada are sitting around 4.39% as of mid-July, while 5-year variable products remain higher, near 5.80%. That inversion, fixed cheaper than variable, runs counter to the traditional pattern where variable rates offer a discount in exchange for rate risk.

The flip signals lender expectations that the Bank of Canada's pause will stretch longer than borrowers hope. Fixed-rate products are being discounted because lenders are locking in margin now, betting that cuts won't arrive fast enough to make today's variable terms attractive. For borrowers, the calculus has shifted. Going variable used to mean capturing rate cuts as they happened. Now it means paying a premium for flexibility that may not materialize.

The "pre-approval" rates advertised at 4.39% often come with restrictions, bonafide sale clauses, limited portability, penalties on early exit, that push the effective rate 20 to 30 basis points higher for anyone without perfect credit and a straightforward transaction. The gap between headline and reality is wider than it's been in years.

What's unfolding isn't a correction in the traditional sense. It's a redistribution. Calgary and Edmonton continue to see record population growth. The wealth isn't disappearing; it's moving to cities where the agglomeration premium of proximity to jobs and amenities hasn't yet been erased by the cost of a mortgage and childcare combined.

Toronto may have reached the threshold where the benefits of being here no longer justify the price of staying.