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What rising build costs mean for the value of your existing warehouse

If you own an industrial property in Melbourne's west, the maths on new construction just changed. Here's why that matters to what your building is worth right now.

What rising build costs mean for the value of your existing warehouse

You bought or built your warehouse a few years ago, and lately you've heard tradies, developers and other owners all saying the same thing. Building new just isn't what it used to cost. If you own an existing industrial property anywhere from Laverton to Werribee to the Geelong corridor, that shift is not just industry gossip. It directly changes what your property is worth today.

Why build costs are reshaping the value equation

For a long time, the value of an existing warehouse was judged against what it would cost to knock it down and build a new one. That comparison still holds, but the numbers behind it have moved. Materials, labour, compliance and approval timeframes have all pushed the cost of new industrial construction upward across Melbourne's west. When it costs more to build new, existing buildings that are already approved, already tenanted and already generating income start to look a lot more attractive by comparison.

When new construction gets expensive, well positioned existing stock becomes the cheaper, faster option for buyers and tenants alike.

What replacement cost actually means for your property

Replacement cost is simply what it would take a developer to buy comparable land and build an equivalent facility from scratch today, including holding costs, approvals and construction risk. As that number climbs, it lifts the ceiling on what buyers are willing to pay for existing buildings that do the same job without the wait. Your warehouse does not need to be brand new to benefit from this. It needs to be functional, well located and reasonably compliant with current codes.

An existing warehouse with tenants in place and no development risk is often worth more to a buyer than the raw cost of copying it.

What is actually driving the cost of building new

1
Construction material costsSteel, concrete and structural components have all seen sustained cost pressure that flows straight into new build budgets.
2
Labour and trade availabilitySkilled trade shortages in the construction sector continue to stretch build timeframes and push up labour rates.
3
Approvals and holding costsLonger planning and permit timelines mean developers carry land and finance costs for longer before a shed even goes up.
4
Compliance requirementsUpdated fire, stormwater and access standards often add cost to new builds that older approved buildings were never required to meet.
5
Land scarcity in key precinctsServiced industrial land close to the Princes Freeway and West Gate corridor is becoming harder to secure at scale.

Where owners get this wrong

Assuming an older building is worth less simply because it is oldBuyers care about function, location and compliance, not the age on the title.
Ignoring the land value underneath the shedIn many parts of the west, the land itself is doing more of the heavy lifting on value than the structure sitting on it.
Ordering a valuation based on comparable sales aloneComparable sales can lag the market when replacement costs are moving quickly, so relying on them alone can undersell your asset.
Waiting for a bigger shed before considering a saleSome owners hold out for the perfect building, missing a window where existing stock is genuinely in demand.
Overlooking minor compliance upgradesA modest spend on things like fire services or accessible entry can materially lift what a buyer or tenant is prepared to pay.

What this means if you are thinking of selling

If rising build costs have made new development in your area slower and more expensive, that scarcity works in your favour as a seller. Buyers and occupiers who need space now, not in two or three years once a new build is finished, will often pay a premium to avoid that wait. This is worth understanding clearly before you set an asking price or knock back an early offer.

What this means if you are planning to hold

Holding has its own logic in this environment. If new supply is being delayed by cost and approval pressure, existing tenanted buildings may see steadier demand and firmer rental conditions over time. Either way, understanding where your specific property sits against the cost of building new is the starting point for any decision, whether that is selling, refinancing or simply knowing what you own.

This guide is general information only and is not financial, tax or legal advice. Manny and the Fairmont team are property specialists, not licensed financial advisers, so speak with your accountant or financial adviser before making decisions about your property or your super.

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Manny Singh
Manny Singh
Director (OIEC), Fairmont Property Group

Fairmont only sells and leases industrial property across Melbourne's western corridor and Geelong. That focus is deliberate. It means we know the buyers who are active right now and what they are prepared to pay.

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