When to Split Your Rate on a Caulfield South Townhouse

Splitting Your Rate Gives You Protection and Flexibility

A split loan allows you to divide your home loan into two portions, with one portion on a fixed rate and the other on a variable rate. Instead of choosing between locking in certainty or maintaining flexibility, you get both. For townhouse buyers in Caulfield South, this can be particularly useful given the mix of owner-occupiers and investors in the area, each with different repayment priorities.

Why Caulfield South Townhouse Buyers Often Consider Split Loans

Caulfield South sits close to Caulfield Racecourse and Glen Huntly Road, with a strong mix of period homes and newer townhouse developments. The area attracts both upgraders moving from apartments and families looking for low-maintenance properties near Caulfield Grammar and the train station. A split loan structure lets you manage the balance between protecting a portion of your repayments from rate rises while keeping enough on a variable rate to make extra repayments or access features like an offset account.

Consider a buyer purchasing a townhouse in Caulfield South who wants to lock in a portion of their borrowing but also plans to receive rental income from a second property or expects a bonus within the next two years. Fixing half the loan at current fixed rates provides certainty on a portion of the repayment, while keeping the other half variable allows them to deposit extra funds into an offset account or make lump sum repayments without triggering break costs. This approach works particularly well when you have irregular income or expect to receive funds you want to apply to the loan ahead of schedule.

How the Split Structure Works in Practice

You decide the percentage split when you apply for the loan. Common splits are 50/50, 60/40, or 70/30, though any proportion is possible depending on the lender. Each portion operates independently. The fixed portion has a set interest rate and repayment amount for the term you choose, typically between one and five years. The variable portion fluctuates with market rate changes and allows you to make extra repayments, redraw funds if the loan permits, and link an offset account.

Some lenders allow you to set up each portion with separate loan accounts, while others combine them under a single facility with internal splits. Each structure has different implications for offset linking and redraw access, so it's worth clarifying how the lender administers the split before you commit.

Offset Accounts Only Link to the Variable Portion

When you have a split loan, any offset account you open will generally only link to the variable portion of the loan. The fixed portion typically does not allow offset linking, as the fixed rate is priced on the expectation that the full balance will remain outstanding for the fixed term. If you're planning to use an offset account as your main transaction account or to park savings, you need to ensure the variable portion is large enough to make the offset effective.

As an example, if you split your loan 70% fixed and 30% variable with a total borrowing of $700,000, your variable portion would be $210,000. An offset account holding $50,000 would reduce the interest charged on that $210,000, not on the full loan amount. The benefit is proportional to the size of the variable portion. If offset access is a priority, a larger variable portion makes sense.

Fixed Rate Break Costs Apply Only to the Fixed Portion

If you sell the property, refinance, or pay down the fixed portion of your loan before the fixed term ends, break costs may apply. These costs compensate the lender for the difference between the fixed rate you agreed to and the current wholesale rate the lender can achieve by re-lending those funds. Break costs are calculated based on the remaining fixed term and the movement in wholesale rates since you fixed. They apply only to the fixed portion of a split loan.

The variable portion does not attract break costs, so you can repay it in full at any time without penalty. This is one reason buyers who expect a potential sale or refinance within a few years often keep the variable portion at 40% or higher. Buyers using the Australian Government 5% Deposit Scheme should also consider that refinancing within the first two years may require lender consent and could trigger break costs on any fixed portion.

When a Split Loan Works for Caulfield South Townhouse Buyers

A split loan structure is particularly suited to buyers who want to protect a portion of their repayments from rate rises but also want the option to make extra repayments or use an offset account. Townhouse buyers in Caulfield South often fall into this category, especially those purchasing as owner-occupiers with dual incomes or investors planning to use rental income to accelerate repayments.

If you're certain you'll make large extra repayments or pay the loan down quickly, a fully variable loan with a linked offset may be more appropriate. If you want complete certainty and have no plans to make extra repayments, a fully fixed loan may suit you. A split loan is the middle ground, and it works when you value both certainty and flexibility without committing entirely to either.

Refinancing a Split Loan

You can refinance a split loan, but the fixed portion may incur break costs depending on the remaining term and rate movements. The variable portion can be refinanced without penalty. Some buyers choose to refinance only the variable portion when a lower rate becomes available, leaving the fixed portion in place until the term ends. This can be administratively complex and may involve dealing with two separate lenders, so it's worth considering whether the rate saving justifies the additional management.

If you're considering refinancing a split loan, calculate the potential break cost on the fixed portion and compare it to the interest saving you would achieve over the remaining term. In some cases, particularly where fixed rates have fallen significantly since you locked in, the break cost can exceed the benefit of refinancing.

Choosing the Right Split Percentage

The right split depends on your tolerance for rate changes, your capacity to make extra repayments, and how much you value offset access. A 50/50 split is common because it balances both objectives evenly, but there is no standard rule. If you expect to receive bonuses, tax returns, or other irregular income that you want to apply to the loan, a larger variable portion makes sense. If you prefer predictable repayments and have limited capacity to pay extra, a larger fixed portion may be more appropriate.

Some buyers set the fixed portion at the amount they need to cover their minimum repayment budget and leave the remainder variable. Others fix a larger portion to protect against rate rises during the early years of the loan when the balance is highest, then refinance to a fully variable structure once the loan is paid down.

Call one of our team or book an appointment at a time that works for you to discuss whether a split loan structure suits your purchase in Caulfield South and how to set the split to match your repayment plan.

Frequently Asked Questions