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SMARTER LIVING

Granny Flats Victoria

Looking for a smart way to add more space to your Victorian property? Humpy Co. builds affordable, modern granny flats that suit regional and suburban lifestyles, from Ballarat to Bendigo, Geelong to Gippsland. As specialists in dependent person’s units and secondary dwellings, we provide quality small second homes that meet all Victoria planning provisions and building regulations.

OUR BENEFITS

Why Consider a Granny Flat?

The Situation

Victorian homeowners are facing rising housing costs, multi-generational living needs, and a growing demand for flexible, independent spaces on the same lot as their existing dwelling.

 

Whether you’re accommodating a family member, creating a rental opportunity that complies with residential tenancy requirements, or planning for future needs – a granny flat can make practical and financial sense for most properties.

 

But it’s not always straightforward. Site access, planning permit requirements, and compliance with local council regulations can quickly become roadblocks in the building process.

The Humpy Co. Solution

We help you sidestep common issues with a process that’s simple, compliant, and reliable. Our granny flats offer:

Trust. Craft. Confidence.
Smart Layouts

Space-efficient layouts with thoughtful room sizes and open plan living

Quick installation

Fast installs with minimal disruption to your existing home and garden areas

Full Council Compliance

All handled on your behalf, navigating planning schemes and building requirements.

Efficient Designs

Designs that respect the minimum garden area requirement while maximising available space

TRUSTED BUILDERS

Trusted Granny Flat Builders in Victoria

With over 40 years of construction knowledge the Lowe Building Humpy Co. builds granny flats that combine practicality, compliance, and comfort.

 

Our granny flats include:

Galvanised steel frame & insulated panels
Colorbond roof, Shadowclad or cladding exteriors
Fully insulated ceilings and walls (R3.0 ceiling, R1.5 walls)
Designed and certified for Australian standards to withstand all conditions
CHOOSE HUMPY

Why Choose Humpy Co. for Your Granny Flat?

Generational Trust

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.

Ethical Craftsmanship

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.

Builder-Backed Confidence

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.

Financially Smart & Future-Ready

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.

Affordable Living Spaces, Built Properly

Humpy Co. makes sustainable, family-centered home ownership more accessible without sacrificing quality or service.

Check out our range of:

Family-owned & Customer focused
50 year Structural Integrity Guarantee.
15 year durability guarantee
Proudly Australian-made
Sustainable by design.
OUR RANGE

Our Range of Modern Granny Flats For Sale in Victoria

See our standard designs in person and discover why we offer the best granny flats for Victorian families. Our display suite showcases an example of a Humpy Co. one bedroom living space, helping you to visualise options for your new build.

HOME TYPES

Types of Granny Flats Available

From inner-city lots to rural acreage in residential and rural zones, our granny flats adapt to a wide range of sites:

Studio Retreats

Compact 30m² floor area with bathroom and kitchenette

One-Bedroom Havens

45-60m² with separate bedroom and full amenities including car parking space allocation

Two-Bedroom Solutions

60-85m² comfortable small second dwelling for extended stays or permanent living

Guest Rooms

For visitors needing a little more privacy, similar to compact granny flats

LEGAL GUIDE

Permits and Regulations for Granny Flats

Every council in Victoria has its own planning rules governing small second dwellings. That’s why we:

Conduct detailed site assessments to understand land constraints
Manage the planning permit and building permit process from start to finish
Handle all local council communications throughout the approval processes
Ensure compliance with the Victorian Government’s planning and building systems

With Humpy Co. there are no shortcuts – just reliable, regulation-ready builds.

COST GUIDE

Granny Flats Prices and Costs in Victoria

Understanding the cost of building a granny flat in Victoria is an important step in planning your project. At Humpy Co. we’re committed to offering clear, competitive pricing with no surprises.

What influences the price?

Size and layout

Studio, 1-bedroom, and 2-bedroom options vary in cost

Site conditions

Access, slope, and existing services can affect installation

Custom features

Internal finishes, fittings, and upgrades can add to the base price

Permit and compliance requirements

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.

Estimated Costs:

Studio Units

Starting from $64,000

1 Bedroom units

Starting from $106,000

2 Bedroom units

Starting from $190,000

DESIGN IDEAS

Granny Flat Designs to Suit Every Site

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.

Personalise window and door placements based on orientation
Choose finishes that reflect your style
Designed to suit both urban and suburban properties

We create dwellings that feel like a natural extension of your main home

TOP CHOICE

What Makes Humpy Co. the Best Granny Flats Available in Victoria

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 Victoria.

 

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.

01
Built to last using high-quality, Australian-made materials
02
Designed specifically for Melbourne conditions and planning guidelines
03
Fully insulated and compliant for energy efficiency and comfort
04
Supported by a team that understands every aspect of your site, regulations, and build process
QUICK ANSWER

Your Granny Flat Questions Answered

Find quick answers to the most common property questions.

What exactly is a dependent person's unit under Victoria planning provisions?

A dependent person’s unit (often called a granny flat) is a movable building on the same lot as an existing dwelling, used to provide accommodation for a person dependent on a resident of the existing dwelling. Recent changes in regulations now allow for small second dwellings to be built as permanent structures in many councils across Victoria.

Can I build a granny flat on any property in Victoria?

Most residential and rural zones permit granny flats, but regulations vary by local council. Factors like lot size, building regulations compliance, and minimum garden area requirements will determine eligibility. Our team conducts thorough assessments to confirm if your property can accommodate a compliant second dwelling.

What's the difference between a planning permit and building permit for my granny flat?

A planning permit addresses how the land is used and ensures your granny flat complies with local planning schemes. A building permit focuses on construction standards and building regulations to ensure safety and structural integrity. Both may be required depending on your specific situation and local council requirements.

Can I rent out my granny flat to someone who isn't a family member?

The Victorian Government has introduced new regulations in some areas allowing small second dwellings to be rented to unrelated persons. However, this varies by council and depends on specific planning schemes. Our team stays current with these regulations and can advise on your particular situation.

How long does the approval process take for a granny flat in Victoria?

Typically, obtaining necessary permits takes 2-3 months, depending on your local council’s processing times and any special requirements in your area. Humpy Co. manages this entire process, including addressing any building amendment requests or special conditions that may arise.

Visit Our Display Suite In-Person

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

Would You Like To Visit Our Display Suite?