By Michael Yardney March 10, 2026

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What Really Drives Property Prices Higher?

Property Investment
What Really Drives Property Prices Higher?

Key takeaways

Affordability is driven by the cost of owning (repayments, maintenance, rates, insurance) relative to renting, not the headline purchase price.

Interest rates and incomes determine how much buyers can actually borrow, and that borrowing capacity is what pushes prices up or down.

Over the long term, prices can only grow as fast as household incomes and credit capacity.

When rents surge faster than ownership costs, more people choose to buy, supporting prices. When renting is clearly cheaper, some demand steps back. Australia’s rental crisis has pushed more households towards ownership again, feeding back into price growth.

It’s not just how many homes we build, it’s where and what we build – and planning systems restrict supply in the inner and middle rings where people most want to live.

Equity-rich upgraders and downsizers, the “Bank of Mum and Dad,” government low-deposit schemes, and buyers trading down to townhouses and apartments all keep demand alive even in tough affordability conditions.

Combined with constrained supply in desirable locations, these forces help explain why Australian property hasn’t “crashed” and why, over the long term, prices are likely to keep rising despite short-term volatility.

If you’ve been following the headlines, you’ve probably seen all sorts of theories about what’s pushing Australian property prices to record highs again.

Some say it’s greedy investors. Others blame land shortages, migration, or tax policies.

But the truth is much simpler – and far more powerful.

Property prices, like every other market, ultimately obey the laws of economics.

And while emotion and sentiment play their roles in the short term, over the long run, prices are governed by a few fundamental forces that drive what people can and will pay for a home.

Let’s unpack those.

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Affordability isn’t about price – it’s about the cost of owning

When people talk about “affordability,” they often point to price-to-income ratios. But that’s a misleading metric.

The real question for a buyer isn’t “How much does this house cost?” – it’s “Can I afford the repayments?”

And that comes down to two things:

How much you earn (income)
How much it costs to borrow (interest rates)

When interest rates fall, buyers can borrow more for the same monthly repayment. That extra borrowing capacity quickly turns into higher prices.

The reverse happens when rates rise – borrowing capacity shrinks, and so does what people can pay.

Think back to the early 2000s. Rates were trending down, incomes were growing, and credit was flowing easily – the perfect recipe for price growth.

Fast forward to 2023–24, and you see the same mechanism in reverse: rising rates temporarily cooled prices, even though demand remained strong.

So yes, affordability matters. But it’s the cost of ownership (mortgage repayments, maintenance, insurance, and rates) relative to renting that drives the market – not the sticker price itself.

Incomes set the ceiling

Interest rates determine how high or low the ceiling moves, but incomes are the actual foundation of that ceiling.

Over the long term, property prices can only rise as fast as household incomes grow – or as fast as people find ways to leverage more of those incomes (through lower rates, dual-income households, or relaxed lending rules).

That’s why sustained wage growth is a crucial ingredient in long-term property appreciation.

Without it, even the most desirable markets eventually hit an affordability wall.

The tug of war between renting and buying

Buying and renting are substitutes.

When it’s cheaper to buy than rent (after accounting for mortgage interest, maintenance, and taxes), demand for ownership rises and pushes prices up.

When the reverse is true – when renting is cheaper – some buyers stay on the sidelines, which takes heat out of the market.

This is one reason Australia’s current rental crisis has spilled over into price growth. With rents soaring faster than mortgage costs in many cities, the buy-versus-rent equation has shifted again in favour of ownership.

Supply and demand still matter – but not the way people think

Of course, demand means little without supply.

But here’s the nuance: it’s not just how many homes we build, it’s where and what we build.

Australia’s planning system constrains land in the most desirable, infrastructure-rich locations – think inner- and middle-ring suburbs.

So even if we’re adding plenty of dwellings, we’re often adding them in the wrong places or in forms (like high-rise units) that many buyers don’t want.

Add a record influx of migrants, smaller household sizes, and a shortage of skilled construction labour, and you’ve got a recipe for persistent undersupply in the locations people most want to live.

Credit policy: the invisible hand behind the boom and bust cycle

Then there’s another force that rarely makes the headlines, but has a huge influence on prices: credit policy.

When lenders loosen the rules – say, by allowing higher debt-to-income ratios, smaller deposits, or interest-only loans – credit expands and prices climb.

When regulators tighten those same levers, prices flatten or fall.

You can see this in 2017–2019 when APRA cracked down on investor lending, and again in 2022 when the serviceability buffer jumped.

In short, the availability of credit is every bit as powerful as the cost of credit.

Expectations, psychology, and the feedback loop

Markets are also driven by belief.

When people expect prices to rise, they stretch themselves to get in before they miss out – fuelling even more growth. When they expect falls, they hold back and demand collapses.

That’s why sentiment indicators are so closely correlated with market performance. In property, confidence is contagious – and fear is too.

The “X-factors”: taxes, demographics, and global money flows

While the first few factors explain most of the movement, there are a handful of “X-factors” that tilt the balance:

Demographics – ageing populations, smaller households, and migration – shift demand between markets and property types.
Global money – foreign buyers, currency shifts, and international investors – particularly affect premium suburbs in Sydney and Melbourne.
Tax settings like negative gearing and capital gains concessions make property more attractive to investors.

These influences don’t rewrite the laws of economics; they just shape where and how those laws play out.

Why some areas and properties outperform the averages

Even though these big-picture forces move the overall market, not all areas perform equally.

Some suburbs – and even specific streets within them – consistently outperform the averages.

Why? Because demographics drive demand, and some areas attract wealthier, higher-income residents who can afford to, and are willing to, pay more to live there.

That’s why I prefer investing in gentrifying suburbs.

These are the areas where the demographic mix is changing – where higher-income professionals, young families, or downsizers are moving in, transforming the character and economics of the neighbourhood.

You can often see the signs well before the data catches up:

Trendy cafes and wine bars replacing discount shops.
Renovations and knockdown-rebuilds popping up.
Better schools, parks, and infrastructure attracting new families.

When this happens, the new residents bring not only higher incomes but also new expectations.

They spend more on renovations, landscaping, and local services.

They support local businesses, attract more amenities, and elevate the area’s overall appeal.

And here’s the key: those higher incomes lift the affordability ceiling for that suburb.

These residents can (and do) pay more for quality homes, so property values rise faster than the citywide average.

That’s why two neighbouring suburbs can start at similar price points but diverge dramatically over a decade – one stagnates, while the other doubles in value.

Gentrification isn’t about guessing the next “hotspot.”

It’s about recognising where demographics and incomes are changing and positioning yourself early to benefit from that long-term upward shift in demand and spending power.

Here’s an additional section written in your usual conversational and data-informed tone, designed to slot seamlessly into the article after the section on *Why some suburbs and properties outperform the averages*.

Why house prices can keep rising

Despite the constant predictions of price crashes, there are plenty of structural reasons why Australian property values can – and likely will – keep rising over the long term.

Wealthier buyers with significant equity

A large segment of today’s buyers aren’t struggling first-home seekers.

They’re established homeowners who have built up substantial equity in their existing properties over the past decade.

Many are right-sizers – downsizing from big family homes into low-maintenance townhouses or lifestyle apartments in more desirable areas.

Others are upgraders, trading up to a better location or a more luxurious home.

These buyers often have hundreds of thousands – sometimes millions – in usable equity.

They’re far less sensitive to interest rate rises because they’re borrowing less and buying with strong cash buffers.

This “equity-rich” cohort continues to drive demand at the upper and middle segments of the market, supporting prices even when affordability pressures weigh on others.

The Bank of Mum and Dad

Australia’s ninth-largest “lender” is still going strong.

The Bank of Mum and Dad – parents helping their adult children into the housing market – has become a major source of deposits and loan support.

Parents are drawing on their own property equity to gift or lend money to their children, allowing them to leapfrog the deposit hurdle that keeps many renters stuck on the sidelines.

This intergenerational wealth transfer keeps first-home buyer activity alive even in tough conditions, ensuring demand doesn’t dry up entirely when borrowing power is limited.

Government incentives and low-deposit schemes

Federal and state governments are also helping to prop up demand with ongoing first-home buyer incentives.

The First Home Guarantee and similar state-based schemes let eligible buyers purchase with deposits as low as 5%, without paying lenders mortgage insurance.

Add in stamp duty concessions and grants, and these policies act as a direct injection of new demand into the market.

While these incentives aim to help first-time buyers, they often have the side effect of supporting prices, particularly in the lower- and mid-tier segments where these buyers are most active.

Buyers adapting to affordability through townhouses and apartments

As standalone houses become less affordable, more buyers are adjusting their expectations, turning to townhouses and apartments as their entry point into the market.

This shift in buyer behaviour means demand doesn’t simply vanish when prices rise – it flows to more affordable dwelling types.

Even in a world of higher interest rates and stretched affordability, Australians remain deeply committed to property ownership and investment.

That’s why, while the pace of growth may vary from year to year, the underlying structural forces continue to push prices higher over time.

Final thoughts

Australia’s housing market isn’t defying economic gravity.

It’s simply doing what markets always do – responding to affordability, credit, and confidence.

And that’s why simplistic solutions like “just build more homes” or “ban investors” never quite fix the problem.

To understand where prices are heading next, don’t just look at prices.

Watch the drivers: interest rates, income growth, lending policies, and the cost of owning versus renting.

They’ll tell you more about the next phase of the cycle than any headline ever will.

About Michael Yardney Michael is the founder of Metropole Property Strategists who help their clients grow, protect and pass on their wealth through independent, unbiased property advice and advocacy. He's once again been voted Australia's leading property investment adviser and one of Australia's 50 most influential Thought Leaders. His opinions are regularly featured in the media.