Build your custom home on the Mornington Peninsula
Build your dream home from the ground up with Just Building Group – a family-owned Mornington Peninsula builder managing every stage from design through to final handover.
Custom home builds
Your Dream Home, Built Your Way
Building a custom home is one of the most significant investments you’ll ever make — and one of the most exciting. At Just Building Group we make the process straightforward, transparent and enjoyable from start to finish.
We work with you from the very first conversation, helping you refine your vision, navigate the planning process and make informed decisions at every stage. Whether you have detailed architectural plans ready to go or you’re starting with nothing more than an idea, we have the experience and local knowledge to bring your dream home to life on the Mornington Peninsula.
Your dream home is closer than you think.
Just Building Group
Custom Home Builders on the Mornington Peninsula
For over 30 years we have been building custom homes for families across the Mornington Peninsula – each one as unique as the family who lives in it.
Our experience across hundreds of Peninsula builds has allowed us to refine our process so that every project runs smoothly, on time and on budget. We understand local blocks, coastal conditions and council requirements better than any out of area builder.
Building a custom home should be an exciting experience – not a stressful one. At Just Building Group we act not just as your builder but as your trusted advisor throughout the entire process. From your first conversation with Justin and Nicky through to the day we hand over your keys, we’re with you every step of the way.
30 years of building. One family. One standard.
getting started is easy
get started in 3 simple steps
Never built before? Here’s all you need to do.
1.
Give Us a Call
Pick up the phone or fill in our contact form. No technical knowledge required – just your ideas and your dream.
2.
Book Your Free Consultation
We come to you. Justin and Nicky will visit your site, listen to your vision and answer every question – completely free.
3.
We Handle Everything
Once you’re ready to proceed we take care of every single detail from design through to the day we hand over your keys.
Ready to Build Your Custom Home on the mornington peninsula?
Join the families across the Peninsula who have trusted Just Building Group to bring their dream home to life – on time, on budget and built to last.
The just building group process
Everything Managed For You
From First Meeting To Final Handover
Here’s everything we take off your plate when you build with Just Building Group.
Initial Design Consultation
We sit down with you, listen to your vision and help shape your ideas into a buildable plan – completely free and no obligation.
Architectural Plans & Drawings
We manage the preparation of all architectural plans and drawings, ensuring your design meets local council requirements from the start.
Planning Permits & Council Approvals
We handle every permit and council approval on your behalf – no paperwork, no council meetings, no stress for you.
Site Preparation & Construction
From the first shovel to the final frame raised – Justin personally oversees every stage of your construction.
Trades Coordinated & Managed
We manage every trade on your behalf – no juggling multiple contractors or chasing anyone. One point of contact throughout.
Final Handover & Inspection
We complete a thorough final inspection and hand over your finished home – on time, on budget and built to last.
Why Families choose us
A Custom Home Builder Who Knows the Mornington Peninsula
We’re not a volume builder producing identical homes. Every Just Building Group custom home is designed and built specifically for you — your block, your lifestyle, your budget.
Your dream home is closer than you think.
Full Project Management
Licensed & Registered Builder in Victoria
30 Years Local Peninsula Knowledge
Transparent Fixed Price Contracts
Our Recent projects
Custom Homes Built Across the Mornington Peninsula and Victoria
A selection of custom home projects completed by Just Building Group across the Mornington Peninsula and Victoria.
Custom Build on French Island
what our customers are saying
Trusted by Homeowners Across the Mornington Peninsula
Common questions?
Custom Home Build FAQs
Everything you need to know about building a custom home on the Mornington Peninsula.
Most custom home builds on the Mornington Peninsula take between 12 and 18 months from initial design through to final handover, depending on the size and complexity of the project. We provide a detailed timeline at the start of every build so you know exactly what to expect and when – no surprises.
Custom home costs vary significantly depending on size, design, materials and site conditions. As a general guide, custom home builds on the Mornington Peninsula typically start from $350,000 for a modest home through to $1 million or more for larger architecturally designed homes. We provide a detailed, transparent fixed price quote after your free site consultation so you know exactly what your build will cost before any work begins.
No – Just Building Group manages the entire design process on your behalf. We work with experienced local architects and designers to bring your vision to life, managing all plans and drawings as part of our full project management service. If you already have an architect you love, we’re happy to work with them too.
Yes – we manage every permit and approval required for your custom home build on the Mornington Peninsula. This includes planning permits, building permits and any specific requirements from Mornington Peninsula Shire Council. You don’t need to deal with any council paperwork yourself — we handle it all.
Absolutely. We have extensive experience building custom homes on sloped, coastal and challenging Peninsula blocks. Our local knowledge of soil conditions, drainage requirements and site specific challenges means we can handle builds that other builders might shy away from. Every block is assessed during your free site consultation.
A fixed price contract means the price we quote is the price you pay – no hidden costs, no unexpected variations and no nasty surprises at the end of your build. At Just Building Group we believe transparent, fixed price contracts are the foundation of every great client relationship. You’ll know exactly what your custom home costs before a single sod is turned.
Yes – architecturally designed custom homes are one of our specialties. We work with architects to deliver high end, bespoke homes that are designed specifically for your block, your lifestyle and your vision. From contemporary coastal homes to classic Peninsula designs, we build homes that are as unique as the families who live in them.
We build custom homes across the entire Mornington Peninsula including Mornington, Mount Eliza, Mount Martha, Frankston, Baxter, Somerville, Tyabb, Hastings, Rosebud, Rye, Blairgowrie, Sorrento and Portsea. We also take on select projects across Victoria.
where we build
Areas We Service Across the Mornington Peninsula
Just Building Group are based on the Mornington Peninsula and build across the entire region. From Frankston and Mount Eliza in the north, down through Mornington, Rosebud and Rye, to Sorrento and Portsea at the tip – if you’re on the Peninsula, we build there.
Ready to Build your Custom home on the Mornington Peninsula
Just Building Group are Mornington Peninsula’s trusted custom home builders – managing every stage from initial design and planning permits through to final handover. Book your free one hour site consultation and let’s bring your dream home to life.