
Why Do Some Small Kitchens Feel Bigger Than They Really Are?
Ever walked into a mate’s kitchen and thought-how is this so open?
What if the most valuable part of your property isn’t your home at all?
For many Australian homeowners, it’s the land sitting behind it.
Backyards that were once used for gardens, swing sets, or weekend barbecues are now being transformed into valuable development opportunities. But while subdivision can unlock significant value, it also comes with planning rules, costs, and challenges that catch many people by surprise.
Before you start making plans, here’s what you need to know.
Subdivision is exactly what it sounds like. You divide one property into two or more lots. Each lot gets its own title, which means you can sell them separately, build on them, or hold them as investments.
In Victoria, the process follows a clear path. You need a planning permit first. Then you get your plan certified. Then you obtain a statement of compliance. And finally, your plan gets lodged with Land Use Victoria for registration.
Once registered, each lot gets its own title. And that’s when the real value unlocks.
Pro Tip: Most subdivision applications in Victoria must be submitted by a licensed land surveyor through the SPEAR online system. You can’t do it yourself.

Three things are driving the subdivision boom.
Housing shortages. Australia needs more homes. Subdivision creates more housing supply without sprawling into new suburbs.
Rising land values. Land in established areas keeps getting more expensive. Subdivision lets you capture some of that value.
Demand for medium-density homes. More people want townhouses and duplexes in established neighbourhoods. Subdivision makes that possible.
Did You Know? The Victorian government has been streamlining the subdivision process to make it easier to split a block into two lots. Under the VicSmart process, eligible applications can receive approval within 10 business days.
Not every block can be subdivided. Here’s what determines whether yours might work.
Your zoning. This is the big one. Different zones have different minimum lot sizes. In many low-density residential areas, lots need to be at least 400-600 square metres.
Minimum frontage. Your block needs enough street frontage. Battle-axe lots have stricter requirements.
Overlays. Flood zones, heritage areas, bushfire zones, environmental protections. These can stop subdivision dead.
Easements and access. If there are sewer lines, power lines, or other easements running through your block, they might limit what you can do.
Slope and soil. Steep blocks or unstable soil can make subdivision unfeasible or extremely expensive.
A 900 square metre block might still be unsuitable if the frontage is too narrow, there are flood overlays, or easements restrict development.
Pro Tip: Before you get your hopes up, check your property zoning via your local council’s planning scheme mapping system. A professional town planner review is strongly recommended before making any assumptions.
If you’re thinking about subdivision, here’s what you’re signing up for.
Step 1: Check feasibility. This means zoning, overlays, minimum lot sizes, and access. A town planner can help here.
Step 2: Engage a licensed land surveyor. They prepare your subdivision plan and lodge your application with council through the SPEAR system.
Step 3: Apply for a planning permit. This is the first major approval.
Step 4: Certification. Once your permit is issued and conditions are met, your plan gets certified.
Step 5: Statement of Compliance. Council issues this once all requirements are met.
Step 6: Registration. Your plan gets lodged with Land Use Victoria. Each lot gets its own title.
How long does all this take? Usually 6 to 12+ months from start to finish. Sometimes longer if there are delays.
The Committee for Economic Development of Australia has proposed “gentle density” reforms that could allow default dual occupancy approval on many properties. If these go through, millions of new homes could be unlocked across Australia.

Subdivision isn’t cheap. And the costs go way beyond what most people expect.
A straightforward two-lot subdivision can cost anywhere from $60,000 to $150,000+. Complex sites can exceed that significantly.
Here’s where the money goes:
Professional fees. Town planner, surveyor, engineer. These can run $12,000 to $37,000+ combined.
Council and infrastructure charges. Application fees are just the start. Infrastructure contributions can hit $15,000 per extra lot.
Civil works. Driveways, stormwater upgrades, sewer and water connections. This can range from $30,000 to $100,000+.
Holding costs. This one catches people out. You’ll be paying interest on your mortgage for 12 to 18 months while the block earns nothing.
FYI: In Victoria, a planning application fee for subdivision is currently $1,537. Certification fees are $203.80. VicSmart applications are $233.10. But these are just the tip of the iceberg.
Subdivision can be profitable. But it can also be a money pit if you’re not careful.
Not checking for covenants. Covenants are legal restrictions on your title. They might ban subdivision entirely. Always check your title before you start.
Overlooking garden space requirements. Victorian councils often have specific requirements for open space. Failing to meet them can kill your application.
Underestimating infrastructure costs. Roads, utilities, stormwater. These costs add up fast, especially in rural or undeveloped areas.
Assuming subdivision instantly doubles value. It doesn’t. Lenders often view vacant land as riskier. Your borrowing capacity might actually go backwards for the first year or two.
Not working backwards. Always calculate what you can sell the finished lots or dwellings for. Don’t base your feasibility on last year’s prices.
Skipping feasibility altogether. This is where people lose money. Run full feasibility numbers including contingencies before you commit to anything.
The short answer: it can be.
But profitability depends on several factors:
When it works, subdivision can unlock serious value. You’re taking underutilised land and turning it into multiple assets. You might sell the extra lots, build and sell dwellings, or hold them as rental properties.
But margins need to be carefully modelled. If your numbers don’t stack up, you’re better off staying put.
Pro Tip: Start with a town planner to confirm viability. Engage a surveyor for concept layout. Speak with a builder early to confirm build feasibility and cost per dwelling. Run full feasibility numbers including contingencies.
Subdivision is complex. The rules vary by council. The costs can spiral. And the stakes are high.
That’s why having the right team matters.
Built Bayside specialises in subdivision projects across Victoria. We understand the local planning schemes. We know the councils and have seen what works and what doesn’t.
Whether you’re splitting a block into two lots or tackling a larger development, we can guide you through the process. From feasibility to design to construction, they’ve got the expertise to make it happen.
There’s no universal answer. It depends on your zoning. In many low-density residential areas, lots need to be at least 400-600 square metres. Total block size alone doesn’t determine eligibility.
Typically 6 to 12+ months from start to finish. This includes planning, council assessment, civil works, and plan sealing.
Yes. Many subdivisions involve existing homes. You might keep the existing house on one lot and sell the other as vacant land. Or you might demolish and build multiple dwellings.
Yes. A planning permit is required to subdivide land in Victoria. Your licensed land surveyor lodges the application on your behalf.
Common constraints include flood overlays, heritage protections, environmental zones, insufficient frontage, steep slope, sewer location conflicts, and easement limitations.
For small-scale land subdivisions, generally only capital gains tax applies and GST doesn’t. But if your subdivision involves more sophisticated planning, sales may be subject to both.
Your backyard might be worth more than you think. But subdivision isn’t a get-rich-quick scheme. It’s a development project that requires careful planning, professional advice, and deep pockets.
The homeowners who succeed are the ones who do their homework. They check their zoning. They understand their costs. They work with the right team. And they’re realistic about timelines and returns.
If that sounds like you, subdivision could be the smartest move you ever make.
Because in today’s market, your backyard isn’t just a backyard. It could be your next investment.
Ready to explore subdivision? Built Bayside can assess your property, explain the process, and help you avoid costly mistakes. Reach out today for a no-obligation chat about your block and what’s possible

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