The concept of “portable mortgages” is gaining attention nationwide as policymakers explore new solutions to address housing affordability and mobility challenges. In late 2025, the Federal Housing Finance Agency (FHFA), under the leadership of Director Bill Pulte, announced that it is actively assessing the feasibility and risks associated with mortgage portability. This proposal, along with 50-year mortgages and crypto-backed mortgages, was put forth for public consideration in late 2025.
While portable mortgages are common in Canada, they are seldom seen in the United States where mortgages are typically tied to specific properties and bundled into mortgage-backed securities, making portability challenging in the current system.
If implemented, homeowners would have the ability to transfer their existing mortgage, including the interest rate, remaining balance, and term, to a new property instead of obtaining a new, likely higher-rate loan. Advocates believe that this shift could open up housing inventory and facilitate easier relocations. However, experts caution that portability could exacerbate disparities between homeowners with low rates and first-time buyers, while also disrupting the mechanics of the U.S. mortgage system.
Understanding Portable Mortgages
A portable mortgage enables borrowers to move their current mortgage, including all terms and conditions, from their current residence to a new one.
For instance: A homeowner with a 3% fixed-rate mortgage who purchases a new home could “port” that mortgage instead of refinancing at the prevailing higher rates.
Key benefits of mortgage portability include:
- Retaining the existing interest rate
- Possibly avoiding prepayment penalties
- Maintaining the same terms and amortization
- Continuing to work with the same lender
Important note: While portable mortgages are widely available in Canada, they are not commonly offered in the U.S. There is no official program or timeline for rollout, but federal regulators are exploring the concept in response to record-low mobility rates and housing supply constraints.