Canadian Variable-Rate Mortgages Surge As BoC Recreates Renewal Trap

Key Takeaways

• January uninsured mortgage funding hit CAD 38.3 bn (~US$28 bn), a record.
• Variable‑rate loans made up 45% of new funds, up from 4.9%.
• Fixed‑5‑year rate held ~4.33%, variable fell 47 bps, widening spread.
• BoC’s October cut may create a five‑year renewal risk trap.
• Annual mortgage funding growth slowed to its weakest in two years.

Pulse Analysis

The Canadian mortgage market is experiencing a pronounced swing toward variable‑rate products after years of fixed‑rate dominance. In January, lenders disbursed a historic CAD 38.3 billion (about US$28 billion) in uninsured mortgages, driven largely by borrowers chasing lower variable rates. This surge pushed variable‑rate loans to roughly 45% of all new funding, a dramatic rebound from the sub‑5% levels seen in mid‑2023. The influx reflects both the lingering effects of pre‑construction financing secured during the 2020 rate‑cut boom and a fresh wave of renewals as borrowers seek to lock in cheaper borrowing costs.

Central to this shift is the Bank of Canada's recent policy move. An October rate cut, later described as “uncertain,” left the 5‑year fixed mortgage rate essentially flat at around 4.33% while variable rates slipped another 47 basis points. The resulting spread, now nearly five times wider than a few months earlier, mirrors the conditions that sparked the 2020 variable‑rate frenzy. Analysts warn that this widened gap creates a renewal trap: borrowers who lock in low variable rates today may face steep cost increases when their mortgages come due in five years, potentially stressing household budgets and prompting a wave of refinancing activity.

For lenders and investors, the evolving dynamics present both opportunities and risks. Higher variable‑rate volumes can boost net interest margins in a low‑rate environment, yet the looming renewal cycle could generate a surge in credit risk if rates rise sharply. Housing affordability remains a concern, as the interplay between policy rates and mortgage spreads influences buyer sentiment and price momentum. Stakeholders will be watching BoC communications closely, as any further adjustments could either temper the variable‑rate rally or exacerbate the renewal‑risk scenario, shaping the trajectory of Canada’s residential financing landscape for the next half‑decade.