Mortgage that can usually be prepaid, refinanced, or discharged early without the same prepayment penalties found in closed mortgage structures.
An open mortgage is a mortgage structure that usually allows the borrower to repay the balance early, refinance, or discharge the mortgage without the same prepayment penalties commonly found in a closed mortgage.
This term is used most often in Canadian and some Commonwealth mortgage contexts.
Open mortgages matter because they trade price for flexibility. Borrowers often accept a higher rate in exchange for the ability to sell, refinance, or prepay aggressively without a major penalty.
That can be useful when the borrower expects a near-term move, a property sale, or a refinancing event.
The defining question is not whether the mortgage is fixed or variable, or whether it is interest-only or self-amortizing. The key issue is whether the borrower can retire the debt early without paying a significant contractual penalty.
| Mortgage feature | Open mortgage | Closed mortgage |
| — | — | — |
| Early payoff flexibility | Usually high | Usually more restricted |
| Prepayment penalty risk | Often low or none | Often more material |
| Typical pricing | Often higher rate | Often lower rate |
| Common use case | Short expected holding period | Longer expected holding period |
A homeowner expects to sell a property within a year after a job transfer. Instead of taking a mortgage with a strong Prepayment Penalty, the borrower chooses an open mortgage so the loan can be paid off early after the sale without a large exit charge.
An overdue or defaulted mortgage is a credit problem, not the meaning of open mortgage in normal mortgage-product usage.
An open mortgage can still be Self-Amortizing Mortgage, Interest-Only Mortgage, fixed-rate, or variable-rate depending on the contract.
Prepayment Penalty: The fee borrowers often try to avoid by choosing an open mortgage.
Refinancing: A common reason borrowers value early-discharge flexibility.
Self-Amortizing Mortgage: A repayment pattern that can exist inside an open mortgage contract.
Interest-Only Mortgage: Another repayment pattern that is separate from the open-versus-closed feature.
Loan-to-Value Ratio: Often still matters if the borrower expects to refinance early.