posted in: Investment Advice

Should I pay off my home before I start investing?

It’s one of the great Australian money debates. Clear the mortgage first, then invest with a clean slate? Or invest along the way and carry the home loan a bit longer? The honest answer is that it depends, and the single biggest factor is one most people overlook: how much time you’ve got.

In this article, I’ll walk through why your time frame changes the answer, what happens to a young saver who waits too long, why a compounding portfolio can beat a paid-off home, and why the very same advice flips on its head as you approach retirement.

It Depends on Your Time Frame

Before you decide anything, you need to be honest about where you are in your journey and what you’re actually trying to achieve.

Whether you pay your home off before you start investing, it really depends on your time frame and what you’re trying to achieve.

That’s the lens for everything that follows. A 30-year-old and a 60-year-old can ask the exact same question and get opposite answers, and both can be right. Time is what separates them.

The Young Saver Who Waits Too Long

The “pay the house off first” instinct feels safe. But for someone with decades ahead of them, it can quietly cost them their best earning years.

Let’s say there’s a 30-year-old who has a substantial mortgage, and their idea is, well, we’re going to pay off that mortgage before we start investing. They might have to wait until they’re 50, 55, 60, maybe longer if they borrow more to do some renovations or put a pool in. So for them to wait until that mortgage is paid off to start investing, they might be 65 and ready to retire. So they miss their opportunity.

Read that again. The plan to be responsible can end with them arriving at retirement having never invested a cent. The mortgage got paid, but the wealth never got built. That’s the trap.

Why a Compounding Portfolio Can Beat a Paid-Off Home

Here’s the part that feels counterintuitive. Carrying a mortgage while you invest can leave you better off than racing to clear it.

If that person had put some extra money into a share portfolio or an investment property instead of reducing that mortgage, they may well over the long term end up in a much stronger position. Because whilst they still have a mortgage, they’ve had a portfolio that’s been compounding over time.

The mortgage is a fixed problem that slowly shrinks. A portfolio is a growing asset that compounds on itself, year after year. Give compounding two or three decades to work and it can comfortably outrun the interest you’re paying on the loan. The point isn’t to ignore the mortgage. It’s to not let it swallow the years your money should have been growing.

Closer to Retirement, Your Capital Is at Risk

Now flip to the other end of the spectrum. Take someone who’s 60 and planning to retire at 65, still carrying a substantial mortgage. There are genuine tax advantages to getting money into superannuation, which I’ve covered in other videos. But there’s a catch worth understanding.

By putting your money inside superannuation, it’s generally invested in the market. Now, depending on how much risk you’re taking at that point in your journey, your capital is actually at risk, in that you’re not necessarily going to get a guaranteed rate of return inside super depending on what you’re investing in.

This is the bit that matters as the finish line gets close. When you’re 30, you’ve got time to ride out a bad market. When you’re five years from retirement, a downturn lands at the worst possible moment, and there’s no guarantee the return shows up when you need it.

When Your Mortgage Is a Guaranteed Return

This is where the maths quietly reverses. With time running short, paying down the home loan can become the smarter, safer play.

Whereas your mortgage, if your mortgage interest rate’s got a five in front of it, that’s your guaranteed rate of after-tax return on your home mortgage. So it might be worth getting that guaranteed rate of return and clearing that debt in the lead-up to retirement.

That’s the key idea. Every dollar you knock off a 5% mortgage is a guaranteed, after-tax 5% you keep, no market risk attached. For a 30-year-old, the potential of a compounding portfolio usually wins. For someone nearing retirement, a guaranteed return with no downside can be worth far more than chasing one that might not arrive.

So, Should You Pay Off Your Home First?

There’s no universal rule here, and anyone who hands you one is ignoring the most important variable.

It really depends on your own situation.

Here’s the principle to hold onto. Early in your journey, time is your greatest asset, so getting money compounding usually beats rushing to clear the mortgage. Late in your journey, certainty matters more than potential, so locking in the guaranteed return on your home loan often wins. Same question, opposite answers, and the thing that decides it is where you sit on that timeline.

Book a quick Wealth Planning Consultation and we’ll help you see where you stand, what’s possible, and how to make it happen.

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• You won’t need to make big sacrifices
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About the Author: Ethan Stein is a financial planner with expertise in investment structuring, superannuation strategy, shares, property investment and other planning strategies. This article reflects general financial commentary only and does not constitute personal financial advice.

Financial Disclaimer: The information provided in this article is for general knowledge and informational purposes only and does not constitute financial advice. Individual circumstances vary significantly. It is essential to consult with a qualified and licensed financial planner before making investment decisions. Past performance of any asset class is not indicative of future results.