Cubitt's Spacious 3 Bedroom Granny Flats

It’s a Granny Flat and it’s a home. Make a home in your backyard with these compact luxury models

A 3 Bedroom Granny Flat is your ticket to freedom. Freedom to host guests, freedom to earn extra revenue, freedom to add value to your home. A 3 Bedroom Granny Flat offers endless possibilities, from a sought-after Airbnb to secure housing for your family. 


3 Beds
1 Bath
90 m2
3 Beds
1 Bath
60 m2
3 Beds
1 Bath
60 m2
3 Beds
2 Baths
90 m2

Let us build the perfect Granny Flat model for you

We have a range of options available to buy off-the-plan with quick approval-to-build timing. You can also choose the popular option of spending time with one of our qualified design consultants to create a space that suits your every need.

With over 28 years in the industry, know that our team at Cubitt’s are well experienced in building 3 Bedroom Granny Flats. 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 3 Bedroom Granny Flats.


Planning on building a 3 Bedroom Granny Flat in the ACT? Discover the possibilities with larger space allowances and great design options for your 3 bedroom Granny Flat at our Canberra Granny Flats page.

The stress-free way to build a 3 Bedroom Granny Flat

At Cubitt’s, we’re a full-service Granny Flat building company. That means we can handle everything from design to completion. From choosing the layout, colour scheme and finishes of your custom 3 Bedroom Granny Flat to obtaining council approval we’re here to do all the heavy lifting for you, so all you have to do is sit back, relax and enjoy the process!

When you build with Cubitt’s you can expect exceptional customer service, fast turnaround times, incredible quality and an end result that adds value to your home and your lifestyle.


Discover our spacious modern 3 Bedroom Granny Flat floor plans and visualise the possibilities

The beauty of a 3 bedroom Granny Flat lies in its versatility. Whether you’re building a Granny Flat to make more space for your family or building a Granny Flat as an investment, your flat can truly enhance your lifestyle. Here are just some of the uses our 3 bedroom Granny Flat plans can be put to.

If you’re thinking of building a Granny Flat as an investment the versatility of 3 Bedroom Granny Flats can’t be overstated. Our clever, spacious 3 Bedroom Granny Flat floor plans make the best possible use of space to comfortably accommodate two to six guests.

Guest quarters

Whether you have interstate or international family members visiting regularly or want to have a self-contained area for your friends to stay in, a custom granny flat is a smart solution. Provide a comfortable, private environment with a kitchen, bathroom and living area for long-stay guests to give both them and you some privacy. 


Safe elder housing

As your parents age it can become increasingly difficult for them to keep up with home maintenance, and with the added risk of falls or accidents, it can be hard not to worry about their safety. A granny flat offers a safe, comfortable, affordable alternative to nursing home accommodation and lets you keep your family close while still allowing them their independence.



Provide yourself with an extra revenue stream with a purpose-built Airbnb granny flat. We can incorporate desirable features that will make your property more enticing to potential holidaymakers and people on business such as floor to ceiling windows, strong wifi, spacious lounge areas and study nooks.


Grey nomad home base

If you’re looking to retire soon and want to have an inexpensive yet comfortable home base to return to, a custom granny flat is a fantastic choice. Invest more of your money into funding your retirement lifestyle by adding a granny flat to your child’s property.


Pool house

Provide a comfortable place for guests to relax, eat, drink and bathe when using your pool. We can add a custom spacious covered deck, outdoor kitchen for entertaining and handy shower facilities to make your pool going guests feel right at home. Plus we can use tile, laminate or wooden flooring inside your flat suitable for wet-footed visitors.


Stepping stone home

Get a foot on the property ladder by investing in a granny flat on your parent’s property. Stay close to the comforts of home while funnelling your hard-earned money into an investment rather than losing it to rent, all while staying in a brand new, clean, comfortable space that’s all your own.

Stunning 3 Bedroom Granny Flat plans, exceptional service

3 Bedroom Granny Flats are some of our most popular granny flat designs. A lot of families and investors are becoming aware of the money-making and lifestyle potential of having a 3 Bedroom Granny Flat on their property. If you’ve got spare land on your property, a 3 Bedroom Granny Flat is a great way to get more out of your home.

We’re passionate about our work, and ensure our clients are 100% satisfied with the 3 Bedroom Granny Flats we develop for them. As a 100% Australian family-owned business, we pride ourselves on delivering exceptional quality and first-class customer service.

Our specialist consultants will keep you in the loop throughout the entire planning and building process to ensure you have a smooth and stress-free experience with us.

We take pride in delivering your exact 3 Bedroom Granny Flat vision, and we would love to help you bring your dream Granny Flat to life! Buy and build directly off the plan or speak to our experienced design consultants about a customised design made just for you.


Why Build a 3 Bedroom Granny Flat With Cubitt’s?


Ultimate Flexibility
Our versatile 3 Bedroom Granny Flats provide the ultimate flexibility for you and your family. Whether you want to add an extra income stream to your household by renting out your Granny Flat or want a safe, secure home for your elderly parents, your 3 Bedroom Granny Flat can be exactly what you need it to be as your family grows. It really is the clever way to be a family!


Add Value To Your Home
Our 3 Bedroom Granny Flats have consistently added hundreds of thousands of dollars in value to our clients’ homes, providing a fantastic return on investment. Whether you’re renovating your home to get it ready to sell or want to make the most of your spare land with a rental property, a 3 Bedroom Granny Flat is exactly what you need to boost your home’s value.


Builders You’ll Love
When you build with Cubitt’s, there’s no running all over town finding builders, contractors and specialists. We have a comprehensive industry-leading team at our disposal ready to get started on your Granny Flat build. From dedicated quotes specialists to builders and tradespeople, we’ll organise the whole construction team for you and manage the entire process for you.


Make It Your Own
The best bit about working with Cubitt’s? Adding the finishing touches to your custom Granny Flat. Our base models can all be tailored to your unique requirements, whether you want custom rendering, cathedral ceilings or a freestanding bathtub, we can make all the big changes and little tweaks that will make your 3 Bedroom Granny Flat feel like home. Arrange your free consultation to discover the possibilities!



Upfront Inclusive Quotes

Our dedicated quotes team will prepare a detailed tender for your consideration covering all costs and fees. You’ll know exactly how much your 3 Bedroom Granny Flat will cost upfront with absolutely no hidden fees. We’ll also conduct a feasibility study free of charge to make sure your build can go ahead without a hitch. Get in touch today to arrange your free site inspection and quote.


Turnkey Granny Flats

From the moment we hand over the keys, your Granny Flat is ready for guests! Our full-service team will take care of everything from utilities and paint to flooring and furnishings to get your 3 Bedroom Granny Flat tenant-ready. Our Granny Flats come with a fantastic range of standard inclusions so you can move your family or your renters in from day one.

Free On-Site Assessment at Your Property

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.

We require your name, email and phone number to get back to you - and the more you can tell us about your build project, the more effectively our local teams can help.


Frequently Asked Questions


Build your dream Granny Flat with Cubitt’s

Got a Granny Flat vision? We’ll make it a reality. Visit your nearest Granny Flat showroom to view our stunning modern 3 Bedroom Granny Flat floor plans. We can conduct a 100% free design and feasibility study for your property to help you visualise the possibilities.

Arrange your free quote online today or give us a call on 1300 721 150.


Visit Our Display Centres

Cubitt's Display Centre
and Head Office

152 Russell Street,
Emu Plains NSW 2750

Opening Hours:
Monday - Saturday 9am-5pm

Cubitt's Display Centre

124-126 Maitland Road,
Mayfield NSW 2304

Opening Hours:
Tuesday - Saturday: 9am-4pm

Cubitt's Display Centre

80-82 Kembla Street,
Fyshwick ACT 2609

Opening Hours:
Tuesday - Saturday: 9am-4pm

Cubitt's Display Centre

244 Shellharbour Road,
Barrack Heights NSW 2528

Opening Hours:
Tuesday - Saturday 9am-4pm


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