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Granny Flats in NSW

View our range of 1, 2 and 3 bedroom Granny Flats to suit NSW Building conditions

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Granny Flats in ACT

View our extensive range of 1, 2 and 3 bedroom Granny Flats designed to suit ACT building regulations

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Master Builders of Granny Flats & Home Extensions for Over 25 Years

Visit a Cubitt’s Showroom walk through our Granny Flats and speak with one of our experienced sales and design consultants.

Build Your Perfect Granny Flat or Home Extension with Cubitt’s

Cubitt's Granny Flats and Home Extensions ( formerly, Ian Cubitt’s Classic Home Improvements) is proudly an Australian, family owned and operated business. Over 25 years, we have built a team with some of the best and most reliable tradesmen in the industry, and have become the trusted name in delivering Granny Flats and Home Extensions for customers across NSW and the ACT.

Our extensive experience has allowed us to perfect the process of designing and building a wide range of 1-bedroom, 2-bedroom and 3-bedroom Granny Flat models. Unlike most other companies, our floorplans are completely flexible, and we offer customised solutions which are tailored to your individuals needs and lifestyle.

Cubitt’s are committed to providing a stress-free and seamless experience for our customers through our unmatched expertise. Our consultants are qualified in both design and construction, while our experienced council planning and drafting teams understand the complexities of building with councils throughout NSW and the ACT. We also ensure every customer has their own dedicated project manager, to keep them informed and updated every step of the way. Why not contact us today for details on pricing.

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Granny Flats For Your Lifestyle

When it comes to building granny flats, rest assured knowing you have the most experienced team working on yours. Starting from humble foundations, Cubitt’s have grown to become one of the most trusted granny flat home extension developers in the Sydney region.

Whether it be for an investment option, a home extension opportunity, or just keeping your family close, the team at Cubitt’s create brand new granny flats specially for you. They are a great way to make the most out of the land you have now and create a space for your family or for investment.

With over 25 years of extensive knowledge in the industry, know that your granny flat is in the right hands with Cubitt’s. We take your vision very seriously, and insure you are part of the process every step of the way. We believe each customer should know exactly what is happening from paper drafts, to contracts, to construction. At Cubitt’s our honest and transparent granny flat builders will work closely with you to create exactly what you want.

We provide cheap granny flat developments for our customers to enhance their space at home. Our granny flat solutions are tailored to any circumstance and type of land. New granny flats have the potential to transform a property.

Our team of dependable granny flat builders have pride in their customer satisfaction. We make sure the process is extremely seamless for our customers because your vision, is our priority.

Expect quality service, exceptional workmanship, professional advice and outstanding results with Cubitt’s Granny Flats and Home Extensions.

A Cubitt's Granny Flat and Home Extension Testimonial.

It's lovely when we have repeat customers and it's especially lovely when our client's are so happy they let us video a testimonial.

Renee and Ricky built a Granny Flat with us a couple of years ago and were so happy they came to us for their stunning home extension.

Learn more about their experience dealing with the Cubitt's team.

Take a Virtual Tour of Our Granny Flats

Arrange a guided virtual tour or video walk-through with one of our experienced sales and design consultants, call us on 1300 721 150 or drop in to one of our showrooms to view our Granny Flats.

2Bed Telopia Yt

2 Bedroom Telopea Granny Flat

See why this is our most popular model, simple yet stylish with an open plan kitchen, dining and living room space. Perfect for those who enjoy a lifestyle of entertaining.

3Bed Bottlebrush Yt

3 Bedroom Bottlebrush Granny Flat

The clever use of floorplan delivers surprising space, with three bedrooms of impressive size all with built-in wardrobes. Add a touch of luxury with a deck or alfresco areas.

3Bed Banksia YT

2 Bedroom Banksia Granny Flat

Perfect for long or narrow blocks, this model features a light-filled and spacious design. With optional cathedral ceilings, open-plan living plus separate laundry and bathroom.

Your Granny Flat Specialists

Cubitt’s experience and passion for what we do means our projects are delivered on time and within budget, with no hidden fees or post-contract changes.

We are full-service business, guiding and advising our customers throughout the process – from planning, design and council approvals, right through to building completion.

Experience the benefits of partnering with the most trusted Granny Flat builder in NSW and the ACT:

  • 25 Years’ Experience
  • Quality workmanship
  • Dedicated project manager for every customer
  • Bespoke designs and added features available
  • Experts at navigating difficult blocks
  • Award-winning customer service
  • Experienced council planning and drafting teams
  • Multiple extras included such as Colorbond roofing in a selection of colours to choose from, Cubitt’s Classic Structural Guarantee and much more!

Whether you are looking to secure a stronger financial future, or provide comfortable living for a growing family, Cubitt's Granny Flats and Home Extensions is passionate about delivering Australians their dream project with minimal fuss, and maximum flair.

The Cubitt's Range of Granny Flats

1 Bedroom Granny Flats With White Paint

1 Bedroom Granny Flats

Our range of 1-bedroom Granny Flat designs make every square metre count. Perfect for narrow blocks of land, our base models are available in 45m2 or 50m2 plus Porch. Alternatively, you can customise to suit your space with our experienced design team.

A popular choice for those building a home office, artist’s retreat or extra accommodation.

One Bedroom  Bottlebrush Granny Flat shown

2 Bedroom Granny Flats With Porch And Garden

2 Bedroom Granny Flats

Our Best Seller!

Designed to fit on standard blocks, our 2-Bedroom Granny Flat range extends across an array of base models, from as little as 40m2 through to 50m2, 60m2 and 60m2 with optional alfresco decking for relaxing on sunny days.

2-Bedroom Granny Flats are immensely popular due to their versatility and unique balance of spacious yet compact living.

Two Bedroom Telopea Granny Flat with alfresco shown

3 Bedroom Granny Flats With A Pourch And Garden

3 Bedroom Granny Flats

The clever use of floorplan in our range of 3-Bedroom Granny Flat designs delivers surprising space!

The perfect option for supporting growing families, or maximising the return on investment of your unused backyard space.

Available in 52m2, 60m2 or even 90m2 (in the ACT), with vast customised features on offer such as decking and alfresco areas for added luxury.

Bottlebrush, 3 Bedroom 60m2 Granny Flat base model shown

Experience the Cubitt’s Advantage

We understand that designing and building your own Granny Flat or Home Extension project can be both an exciting and deeply personal experience.

At Cubitt’s, we take the time to understand your needs. We are passionate about delivering top-quality projects and pride ourselves on providing a stress-free and seamless experience for all involved.

Delivering quality for your investment is of utmost important to us, that’s why we have actively sourced and handpicked the best and most reliable tradesmen across every facet of the designing and building process - from our showroom representatives right through to specialist carpenters and our award-winning customer service team.

Cubitt's Granny Flats and Home Extensions is family owned and operated, and a business you can depend on. Our core values of reliability, transparency, quality and integrity are deeply entrenched in our business and reflected in our results. These values, along with a personalised approach, upfront pricing with no hidden fees, and progress updates through every step of the journey gives our customers an advantage like no other.

Call us on 1300 721 150 to visit one of our showrooms.

Cubitts Renovation

Top-Quality Home Improvements

Need more space but love your existing home? Improve it.

As your family grows, you may find yourself needing more and more usable space. Yet for many people, the concept of buying and selling a house, negotiating, the paperwork required and physically moving location, can all be an overwhelming and expensive process.

No need to change address or schools. Stay in the family home you know and love, where your most treasured memories have been made, all while achieving the added space you need and bolstering the value of your existing property.

Modifying existing homes is the foundation upon which Cubitt’s was built. Our team have completed more than 300 home extensions and additions across NSW and the ACT, and have the experience required for customised designs and building.

Our specialist design and construction experts are happy to help you maximise the use of space, and plan the perfect home extension project for your individual needs.

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Our handpicked team of design consultants can show you how your home’s potential can be fulfilled as soon as you wish.

Get in touch with Cubitt's

No Obligation, Free In-Home Consultation

Interested in finding out how to make a positive investment from a Cubitt's Granny Flat or Home Extension? Get in touch for a no-obligation site inspection today


Or call 1300 721 150



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