Where would you like to build?

Video Image

Granny Flats in NSW

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

Granny Flat Inclusions

Granny Flats in ACT

View our extensive range of 1, 2, and 3 Bedroom Granny Flats designed to suit building regulations in the Australian Capital Territory

Newcastle Showroom

Browse Granny Flats at Cubitt’s Newcastle Showroom

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

Experience first-hand the quality of Cubitt’s Granny Flats at our Newcastle showroom.

Building a Granny Flat is one of the smartest financial manoeuvres you can make, whether you are a savvy investor in the growing Hunter region, or a long time Newcastle resident. Many Newcastle locals are choosing Cubitt’s to add value to their properties with one of our popular Granny Flat designs.

As an alternative to giving or lending cash, why not keep your children close in a Granny Flat to give them a foothold in the tough NSW real estate market? Or perhaps avoid costly and overcrowded aged care facilities by housing elderly parents in a customised Granny Flat with wheelchair access? Cubitt’s offer the best in quality and value-for-money, and have the local knowledge for all projects big and small.

Witness the spacious and sophisticated designs of Cubitt’s Granny Flat models, which can be built bespoke for your lifestyle, block of land and budget. Open 7 days a week, our Mayfield Exhibition Centre has two completed, air-conditioned Granny Flat models for you to explore, with local sales and design consultants on-site to answer questions and provide their expertise specific to your region.

The staff at our Mayfield office are experts at serving the wider Newcastle region, the Upper Hunter, Lower Hunter and Central Coast areas from Gosford to Gloucester, from Copacabana to Clarencetown, from Terrigal to Tea Gardens and everywhere in-between!

With over 25 years in the industry, know that our team at Cubitt’s are well experienced in building granny flats in Newcastle. Over the years, our team within our family run business has developed their skills by designing, creating and building a wide range of granny flats of all different sizes and shapes. Let us guide you in the right direction when it comes to building granny flats in Newcastle.

Granny flats in Newcastle have become incredibly popular recently. A lot of families and investor are becoming aware of the potential of having a granny flat on their property. Made from only quality materials, our practical yet beautiful granny flats are made to last. Whether it be for family living or as investment, Cubitt’s will create the right 2 storey granny flat that fits your needs.

We take pride in our respected reputation as being the most trusted granny flat builder in Newcastle. The Cubitt’s team are passionate in our work, and ensure our clients are 100% satisfied with the granny flat we develop for them. Our floorplans are tailored to your specific preference, according to your personal lifestyle. We work closely and take the time to truly understand what our customers need. This is why we have a large number of repeat customers who trust us with their homes.

Cubitt’s Granny Flats and Home Extensions are professional in their construction process, making sure you are well aware of every step of the way. We make sure your granny flat construction process is absolutely seamless, stress-free, and cost friendly.

Out team aim to make it a pleasant experience for you and your family. Your vision, is our vision and we take pride in bringing your ideal granny flat in Newcastle to life.

Maximise your backyard’s potential and call 1300 721 150 to discover the benefits of partnering with the most trusted Granny Flat builder in NSW and the ACT.

View our stunning 2 Bedroom 60sqm Telopea Granny Flat with Alfresco Balcony. This model is available to view at our Newcastle Showroom.

53Sqm Banksia 2 Bedroom

Early completion ahead of the contracted date saw us have the house tenanted quickly. Took a load of stress away and the finish is fantastic.

- Tony – Charmhaven. 2 Bedroom Banksia 53sqm

71Sqm Bottlebrush Three Bedroom Alfresco

The best in Newcastle for Granny Flats by far. The team is experienced which really matters.

- Warren – Kurri Kurri. 3 Bedroom 71sqm Bottlebrush

Newcastle Granny Flats Testimonials 01

Cubitt’s has been absolutely fantastic throughout our building journey, from our first phone call to our finished extension. Each staff member, trade person and contractor has been punctual, friendly, informative, patient, understanding and accurate.

- Rebecca – Mayfield

Want to find out more about our Granny Flats? View our range of 1, 2, and 3 bedroom floorplans.

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

Cubitts Advantage White

Your Dream Granny Flat Is Closer Than You Think

Enquire about a new Granny Flat designed and built by Cubitt's


Enquire about a new Granny Flat designed and built by Cubitt's. Feel Secure, Comforted By The Cubitt's Advantage. Our experienced team of consultants take the time to not only review any specific needs such as DAs through council at no charge. We also don't ask for upfront fees. Ask your Cubitt's Team Member today, what sets us apart from our competitors.


Or Give Us a Call On 1300 721 150

No obligation, Free in-home consultation

Contact Us Today

Visit our Newcastle Showroom Today

Cubitt's Newcastle

View On Map

Cubitt's Newcastle Showroom

124-126 Maitland Road Mayfield NSW 2304

Opening Hours

Monday-Saturday 9am-5pm

Showrooms Available

61m2 Telopea 2 bedroom granny flat

63m2 Banksia 2 bedroom granny flat