Mortgage Refinancing: What First-Time Investors Need to Know

You've bought your first investment property.

Now you're wondering if you're paying too much on your home loan or if there's a way to access the equity you've built up.

Mortgage refinancing can do both, but only if the numbers work in your favour. For first-time property investors, knowing when to refinance and what you're actually trying to achieve makes the difference between a move that improves your position and one that costs you more than you gain.

Why Refinance Your Investment Property

Refinancing means switching your existing home loan to a new lender or renegotiating your terms with your current one. Most investors refinance to access a lower interest rate, release equity to fund their next purchase, or consolidate debt into their mortgage to improve monthly cash flow.

Consider someone who purchased a unit in Richmond three years ago. At the time, they locked in a fixed interest rate that seemed reasonable. That fixed rate period is ending now, and the revert rate on their loan is significantly higher than what variable rates are currently sitting at. Refinancing to a new lender at a lower variable rate would reduce their monthly repayments by several hundred dollars, which directly improves the property's cash flow.

The decision to refinance should start with one clear question: what do I need this to do? If you're trying to fund a second property purchase, you'll be looking at releasing equity to purchase. If your main concern is reducing what you pay each month, you're focused on accessing a lower rate.

When to Refinance an Investment Loan

You should consider refinancing when your financial position has improved, when your current loan no longer fits your strategy, or when you're coming off a fixed rate.

In Melbourne's inner suburbs like Carlton or South Yarra, property values have increased over the past few years. If you bought in one of these areas and your property has increased in value, you may now have enough equity to borrow against without needing to sell. At the same time, if your income has increased or you've paid down debt, lenders may now offer you access to features or rates that weren't available when you first borrowed.

In our experience, many investors refinance within two to three years of their initial purchase, either because their circumstances have changed or because they've identified an opportunity to improve their loan structure. Timing matters. If you're still within a fixed rate period, break costs can outweigh any benefit from switching. If your fixed rate is expiring in the next few months, that's often the right time to review your options and start a home loan refinance process.

Access Equity for Your Next Investment

Releasing equity means borrowing against the increased value of your existing property to fund a deposit on your next one. Lenders typically allow you to borrow up to 80% of your property's current value without paying Lenders Mortgage Insurance.

As an example, if you bought an apartment in Footscray for $500,000 and it's now valued at $600,000, you may have $100,000 in equity. If you currently owe $450,000, you could potentially access around $30,000 in usable equity by refinancing, assuming you stay within that 80% threshold. That amount could form the deposit for your second investment property.

This process requires a property valuation, which your new lender will organise as part of the refinance application. The valuation determines how much equity you can actually access. If the valuation comes in lower than expected, your borrowing capacity will be lower as well. It's also worth noting that releasing equity increases your overall loan amount, which means higher repayments. The numbers need to support both properties, not just the new one.

Switching from Fixed to Variable After Your Rate Expires

When your fixed rate expires, your loan automatically reverts to your lender's standard variable rate. That revert rate is often higher than what you'd pay if you switched lenders or renegotiated.

We regularly see this with investors who fixed their rates during the low-rate period a few years ago. Their fixed terms are ending now, and the revert rates are sitting well above current market offerings. Refinancing at this point, either to a new variable rate or to lock in another fixed term, can reduce what you're paying without any penalty.

You can also split your loan between fixed and variable. This gives you certainty on part of your repayments while keeping flexibility on the rest. It's particularly useful if you're planning to pay down your loan faster or if you think rates might move in either direction. The refinance process allows you to restructure your loan in ways that weren't possible when you first borrowed.

Understanding the Refinance Process

The refinance application works much like your original home loan application. You'll need to provide income documentation, details of your existing loan, and information about the property. The lender will assess your borrowing capacity based on your current income, expenses, and the rental income from your investment property.

One difference with investment loan refinancing is that lenders will factor in your rental income when calculating what you can borrow. However, they typically only count 80% of the rent to account for vacancy periods and maintenance costs. If your property is in an area like Docklands or Southbank where rental yields are strong, that income can improve your borrowing capacity. If the property is negatively geared and you're relying on your salary to cover the shortfall, lenders will take that into account as well.

The process usually takes three to four weeks from application to settlement, assuming there are no complications with the valuation or documentation. Your new lender will handle the discharge of your old loan, so you're not managing two lenders at once. If you have an offset account or redraw facility on your current loan, make sure those features are replicated in your new loan if you're relying on them for cash flow management.

What Refinancing Actually Costs

Refinancing isn't without cost. You'll need to account for application fees, valuation fees, and discharge fees from your existing lender. Some lenders will waive application fees or offer cashback incentives to offset these costs, but you should factor in at least $1,000 to $1,500 in total fees when you're calculating whether the move makes financial sense.

If you're coming off a fixed rate and switching lenders, there are usually no break costs. If you're refinancing while still within a fixed term, break costs can run into the thousands, depending on how much time is left and how much rates have moved since you fixed. Your current lender can provide a break cost estimate, and that figure should be part of your decision. If the break cost is $5,000 and you're only reducing your rate by 0.3%, it may take several years before you break even.

Another cost to consider is time. The refinance process requires gathering documentation, responding to lender queries, and coordinating settlement. If you're doing this on your own, it can take up several weekends. Working with a mortgage broker can reduce that burden, particularly if you're comparing multiple lenders or if your situation involves anything outside a standard salary and single investment property.

Call one of our team or book an appointment at a time that works for you. We'll walk through your current loan, what refinancing could achieve, and whether the numbers actually support making a move right now.

Frequently Asked Questions