Frequently Asked Questions
Everything you need to know about granny flats in Sydney. Can’t find your answer? Call us on 1300 843 921.
Can I build a granny flat with any local council?
Most commonly yes. To check this it is a simple process of obtaining a Section 149(2&5) Planning Certificate from the local council.
Can I choose the color of the finishes?
Yes, we have a large range of colours and materials for you to choose from.
Can I customise a design?
Yes, you can work with our in-house designers to design your granny flat.
Can we visit a showroom or a completed project?
Yes. Our display home and showroom is at 2 Mary St, Blacktown NSW 2148. Book a free guided visit and one of our designers will walk you through a completed build.
Do granny flats have to be separate from existing house?
Granny Flats can be attached or detached. It is more cost effective to have a detached granny flat.
Do you custom build the granny flats or are they kit home?
All our granny flats are built on site, using qualified subcontractors.
Do you have designs we can choose from?
Yes, we have 1, 2 & 3 bedroom designs available. Explore our granny flat designs for more information
Do your granny flats come with a guarantee?
Yes, there is a 6 year builders warranty on all new building works. Upon hand over of your Granny Flat, all warranties will be provided to you.
How big does the property have to be?
Minimum 450 m2.
How long does it take to build a granny flat?
Generally it takes 14-16 weeks for your Granny Flat to be built after the initial site setup.
How many granny flats can I build on my block?
One granny flat per block as per the State Environment Planning Policy (SEPP).
How much rental can I receive on a granny flat?
Depending on the location granny flats can return $350 to $450 weekly.
How wide does the frontage have to be?
Minimum 12m frontage.
Is approving a granny flat hard?
No, the government are actually encouraging the construction of Granny Flats.
Is my block suitable?
As long as you have an accessible panel of 1.2 meters to accommodate for machinery and your rear yard has enough space to comply with the minimum setbacks, a 60m2 granny flat is achievable (subject to council regulations).
What are the set backs?
Maintain a 3.0m setback from the rear and 0.9m from side boundaries.
What is the largest size granny flat you can build?
The largest permissible building size is approximately 60m2.
Plus a porch or patio where permissible.
Why should I choose 5 Star Granny flats?
Our experienced team is dedicated to transforming each client’s requirements into a specific tailored solution, delivering a seamless service, and producing outstanding results. We strive to deliver each client’s project on time and on budget, while complying with the highest level of safety and quality standards.
Our display home
Visit our display home to experience the quality for yourself, touch the finishes, test the materials, and explore the full range of design options available to you. You'll speak directly with our experienced granny flat designers and visualise what your own space could look like.
📍 2 Mary St, Blacktown NSW 2148
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