Looking for granny flats for sale in Melbourne? Humpy Co.’s offers high-quality, affordable second dwellings that make practical sense for growing families, investors, and those needing extra accommodation or living space.
In Melbourne, property prices and demand for practical housing options continue to rise. Many families and investors are looking for a smart way to add space to an existing dwelling without taking on the cost or complexity of a full renovation or relocation
Whether it’s a space for a family member, rental accommodation, or an independent unit for a young adult, homeowners need a reliable, compliant solution that fits their budget and lifestyle.
Unfortunately, not all options provide the certainty, speed, and quality required – especially when dealing with local building regulations, tight spaces, and varied site conditions.
A Humpy Co. granny flat is more than just an extra building – it’s a flexible solution that suits a wide range of people and property types across Victoria. Here’s how we support different needs:
With over 40 years of experience the Lowe Building Group, Humpy Co. is one of the most trusted granny flat builders in Victoria. Our granny flats are factory-constructed and delivered across Melbourne for quick and tidy installations.
Our strong reputation is built on delivering dwellings that are cost-effective, durable, and suitable for Melbourne properties.
A business founded on 40+ years of experience the Lowe Building Group. We’re not just another housing provider – we’re a name Victorian families have relied on for generations.
Every build reflects our commitment to integrity, careful attention, and genuine passion. These aren’t standard prefab structures – they’re affordable, quality living spaces created with care.
Humpy Co. grew from deep construction knowledge, understanding site requirements and compliance across Victoria. We handle the complex aspects so you don’t have to.
Our living spaces make practical financial sense for investors, homeowners, and families seeking multi-generational living arrangements. They’re a smart alternative to renting or costly renovations, providing long-term value.
Humpy Co. makes sustainable, family-centered home ownership more accessible without sacrificing quality or service.
Check out our range of:
Our modern granny flats blend seamlessly with existing homes while creating distinct, comfortable spaces for family members or tenants. These stylish dwellings maximise natural light and space efficiency while maintaining privacy.
We offer a range of modern granny flats to suit various needs and sites across Melbourne:
Ideal for short stays or minimalist living
Great for independent living without taking up too much space
Suitable for couples or those needing an office or guest room
Perfect for families or investors with unique requirements.
Building a secondary dwelling in Melbourne usually requires both a building permit and a planning permit. In most cases, these permits depend on block size, usage, and local council requirements.
Humpy Co. manages the full approval process:
Our knowledge of Melbourne granny flats regulations means fewer surprises and a smoother process.
Understanding the cost of building a granny flat in Melbourne is an important step in planning your project. At Humpy Co. we’re committed to offering clear, competitive pricing with no surprises.
Studio, 1-bedroom, and 2-bedroom options vary in cost
Access, slope, and existing services can affect installation
Internal finishes, fittings, and upgrades can add to the base price
Council fees and documentation
These prices include standard inclusions such as insulation, cladding, windows, and compliance management. All our flats are engineered for Australian conditions and built for longevity.
We believe in value without compromise – quality materials, ethical construction, and full support throughout the process. For a detailed quote based on your block, needs, and location, get in touch with our team.
Starting from $64,000
Starting from $106,000
Starting from $190,000
Each granny flat project is approached with practicality and purpose. We offer granny flat designs that are adaptable to your existing dwelling and site constraints, ensuring your flat fits seamlessly into your backyard.
We create dwellings that feel like a natural extension of your main home
Not all granny flats are created equal. At Humpy Co. we combine smart design, local knowledge, and builder-backed construction to deliver some of the best granny flats available in Melbourne.
Our flats aren’t just structures – they’re dependable, adaptable dwellings that offer real lifestyle benefits and long-term value. That’s what makes Humpy Co. a trusted choice for families and investors across Victoria.
Discover real experiences shared by clients who trusted us.
Find quick answers to the most common property questions.
At our Mentone Display Suite, you’ll have the chance to view models from our pod, studio and living ranges and see why we’re so proud of our builds.
Mon - Thu: 9 am - 5 pm
Fri: 9am - 4pm
Sat: by appointment only.
17 Balcombe Road,
Mentone, VIC 3194