Granny Flats

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Frequently Asked Questions - Granny Flats

The Granny Flat is defined as a self-contained housing unit located on the same block as a single-family dwelling. It is a secondary dwelling, sitting away from the primary residence but within the confines of the individual block.

At Wisdom Homes, we have designed a Granny Flat Collection in response to the property markets desire for the delivery of more opportunities for space, dual living and multi-purpose accommodation.


Our Granny Flat range Is designed to suit a range of block sizes and compliment many of the Wisdom Homes traditional home designs. Subject to individual block and build.

Our build area covers Sydney, including sought after estates in North West and South West Sydney Regions such as Box Hill, Marsden Park, Kellyville, down to Oran Park, Gregory Hills, Leppington, Camden and parts of the Wollondilly shire such as Thirlmere and Tahmoor and the Illawarra Region and parts of the South Coast.

To find out more about our build zone, see our build area page.

Please note, a granny flat cannot be build singularly, it must be attached to a Wisdom Homes house design.

At Wisdom Homes, we have both one- and two-bedroom Granny Flat floorplans available.

The addition of a Granny Flat to your property provides more opportunity for additional space, dual living and multi-purpose accommodation.

Whether this means an aging relative, teenagers who need a little more freedom, or even houseguests, having a Granny Flat allows a separation of space and increased privacy and reduced disruption to your main house.

Granny flats also add value you your house, with more living and bedroom options, a granny flat can bring in more income, if you decide later on to rent out the space to tenants.

Yes. At Wisdom Homes, our Granny Flat Collection is designed with open plan living in mind.
All of the interior elements such as space and the flow of movement have been carefully considered to accommodate open plan designs.


Incorporating stylish yet functional features ranging from integrated kitchens, built-in laundry facilities, built-in wardrobes and covered outdoor seating, our granny flats offer effortless, trouble-free, open plan accommodation.

Whilst our Granny Flat Collection floorplans are set and cannot be altered, in terms of the fittings and finishes you select, these can be customised to suit your lifestyle and your requirements, depending on the individual block, budget, council restrictions and compliance requirements and more.

For more information on what elements are customisable, please speak to one of our Wisdom Homes Representatives or send us an enquiry.

Our Granny Flat Collection can't be purchased as a stand-alone structure that can be added to an existing property as desired. Our granny flat homes can only be added to your existing Wisdom build when purchased together, subject to individual block, council requirements and more*.

*terms and conditions apply.

The time for each new home build, including that of our Granny Flat Collection, will vary depending on your specific block, your chosen Granny Flat design, any modifications that are required and specific council and other approvals.

For a detailed timeline on your new Granny Flat build, please speak to your Wisdom Homes Representative.

Welcome to the Wisdom Homes Granny Flat range
Granny Flat Collection

WISDOM is proud to offer a collection of stylish one and two-bedroom self-contained granny flat home designs that can be added to any WISDOM home build. The Granny Flat Collection has been developed to offer more opportunities for space, dual living and multi-purpose accommodation and are designed to suit a range of block sizes and compliment many WISDOM designs.

All of the interior elements such as space and the flow of movement have been carefully considered in these open plan designs.

Incorporating stylish yet functional features ranging from integrated kitchens, built-in laundry facilities, built-in wardrobes and covered outdoor seating, our granny flats offer effortless, trouble-free living.

With over 20 years’ experience of building quality, award-winning homes and backed by the Sumitomo Forestry Group, you can build your tailored WISDOM home complete with granny flat, pool and landscaping to suit your unique lifestyle

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