Top Tips to Refinance & Cut Your Interest Rate

Why Refinancing to a Lower Rate Works for Doncaster Homeowners

If your current home loan rate sits above what new borrowers are getting, you could be paying hundreds more each month than necessary. Refinancing to reduce your rate means switching your existing loan to one with a lower interest rate, either with your current lender or a new one. The difference might seem modest on paper, but over the life of a loan, even a quarter of a percent can add up.

Many Doncaster households locked into fixed rates a few years ago are now rolling onto variable rates that don't reflect today's most competitive offers. Others have been with the same lender for years and haven't checked whether their loyalty is costing them. A rate reduction of 0.30% to 0.60% is not unusual when we review a client's current position against what's available. On a loan balance around the median for the area, that can mean $150 to $300 less in monthly repayments.

Consider a homeowner in Doncaster East who refinanced a $650,000 loan balance from a rate of 6.20% to 5.70%. Monthly repayments dropped by just over $200, and the household redirected that saving into their offset account. Within eighteen months, the offset balance had grown enough to reduce their interest bill further, creating a compounding effect that wouldn't have been possible at the original rate.

When Does Switching Lenders Make Sense?

Switching to a new lender usually delivers the most significant rate cut. Lenders reserve their sharpest pricing for new customers, and existing borrowers often pay a loyalty tax without realising it. If your current lender won't match a competitive offer, moving your loan is the most direct way to reduce your mortgage rate.

Before you commit, check for exit fees and discharge costs. Most variable rate home loans no longer carry these, but some older products and all fixed rate loans still in their fixed period will. If you're coming out of a fixed rate term, the timing matters. Refinancing in the final month of your fixed period avoids break costs entirely, and you can usually start the application process two to three months out so the new loan is ready to settle the day your fixed term ends.

There are also practical reasons to stay put. If your loan balance is under $200,000 or you plan to pay it off within two years, the upfront costs of refinancing may outweigh the savings. If your property has dropped in value or your income has changed, you might not meet current lending criteria, even if your repayment history is spotless. A loan health check can clarify where you stand before you invest time in a full application.

What Costs Should You Expect When You Refinance?

Refinancing comes with a handful of costs, and knowing what they are helps you work out whether the move pays off. Discharge fees from your current lender typically sit between $150 and $400. Settlement fees for the new loan range from $200 to $800, depending on the lender. You'll also need to cover valuation costs, which usually fall between $200 and $300, though some lenders waive this for straightforward refinances.

Application fees vary. Some lenders charge upfront, others roll the cost into the loan, and a few waive it altogether as part of a refinance campaign. If your current loan is on a fixed rate and you're refinancing before the term ends, break costs apply. These can run into thousands of dollars if rates have fallen since you locked in, so it pays to calculate the exact figure before you proceed.

In most cases, the total cost to refinance your home loan sits between $1,000 and $2,500. If you're saving $200 a month by moving to a lower rate, you'll recover those costs within six to twelve months. After that, the saving is all yours.

How to Know If Your Current Rate Is Costing You

Your current interest rate should be compared against what you could access today, not against the rate you started with. Market conditions shift, lender pricing changes, and your own financial position may have improved since you first took out the loan. If you've paid down your balance or your property has increased in value, you might now qualify for a better rate band.

Log into your loan account or check your last statement to find your current rate. Then compare that figure against current variable rates for owner-occupiers or investors, depending on your situation. If your loan-to-value ratio has dropped below 80%, you may no longer need to pay lender's mortgage insurance on a new loan, which can open the door to lower rates.

A difference of 0.40% or more usually justifies the effort of refinancing, provided there are no significant exit penalties. If the gap is smaller, the case becomes less clear, and you'll need to weigh the dollar saving against the time and paperwork involved. We regularly see Doncaster clients who assumed their rate was fine, only to discover they were paying half a percent more than necessary.

Fixed or Variable After You Refinance?

Once you've decided to refinance for a lower rate, the next question is whether to lock in a fixed rate or stick with a variable loan. Fixed rates offer certainty, which suits households with tight budgets or those who prefer to know exactly what their repayments will be. Variable rates tend to sit lower than fixed rates and give you flexibility to make extra repayments without penalty.

If variable rates are currently lower than fixed, and you don't expect a sharp rise in the near term, staying variable makes sense. If you want protection against potential rate increases, a split loan lets you fix part of your balance and keep the rest variable. That approach gives you some certainty without locking your entire loan into a rate that might look high if the market moves the other way.

Refinancing also gives you a chance to reassess your loan structure. If your original loan didn't include an offset account and you now have savings sitting in a separate account earning minimal interest, adding an offset as part of the refinance can reduce the interest you pay without changing your repayments.

What Doncaster Clients Should Have Ready Before They Apply

Lenders assess refinance applications the same way they assess new home loans, so you'll need to provide income evidence, a list of your current debts, and details of your living expenses. If you're self-employed, expect to supply two years of tax returns and recent business financials. Payg employees usually need payslips covering the last two to three months, plus a letter from their employer or a recent group certificate.

Your property's value plays a role in determining what rate you'll be offered. Most lenders will organise a valuation as part of the application, but if you've renovated or if Doncaster property values have shifted since your last valuation, it's worth having a sense of where your property sits. You don't need a formal appraisal before you apply, but if you're borderline on loan-to-value ratio, knowing the number helps set expectations.

If you have an existing offset account, ask whether that balance can transfer across to the new loan. Some lenders allow it, others require you to move the funds manually after settlement. Timing matters, because any gap between when your old loan discharges and your new loan funds can leave you without access to your offset for a few days.

How Long Does It Take to Refinance for a Lower Rate?

From application to settlement, refinancing usually takes three to five weeks if your paperwork is in order and the valuation comes back without issues. Conditional approval often arrives within a few days, but final approval depends on how quickly the lender receives supporting documents and completes their assessment.

If you're refinancing out of a fixed rate that's about to expire, start the process eight to ten weeks before your fixed term ends. That gives you time to compare offers, submit your application, and have everything ready to settle the day your fixed period finishes. Leaving it until the last minute can mean you roll onto your lender's higher variable rate while your new loan is still being processed.

Once your new loan settles, your old lender will discharge the mortgage, and your new lender will register their security over the property. You'll start making repayments to the new lender from the first scheduled payment date, and any direct debits to your old loan should be cancelled to avoid confusion.

Why a Mortgage Broker Can Help You Save More

Lenders don't advertise every rate they offer. Some of the sharpest pricing is reserved for broker channels or for borrowers who meet specific criteria around loan size, deposit, or property type. A mortgage broker has access to a wider range of lenders and can identify which one will give you the lowest rate based on your circumstances, not just the advertised headline figure.

We also manage the paperwork, liaise with the lender, and make sure your application is structured to meet their credit policy. If your income is variable or your employment situation is less straightforward, how the application is presented can make the difference between approval and decline. That's particularly relevant for Doncaster clients who work in industries with seasonal income or who have recently changed jobs.

If you're considering a refinance to reduce your rate, call one of our team or book an appointment at a time that works for you. We'll review your current loan, compare it against what's available, and walk you through the costs and timing so you can make an informed decision.

Frequently Asked Questions