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Phone: 0426 879 898 | Email: info@grannyflow.com.au | Open: Mon–Sat 7 am – 5 pm

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Granny Flat Designs Sydney

1–4 Bedroom Range | Custom & Modern | GrannyFlow


 Explore GrannyFlow’s collection of modern granny flat designs — 2 bedroom granny flat, 3 bedroom granny flat and fully custom granny flats Sydney. Licensed builder.
Explore Designs

Built With Pride

Granny Flat Designs Sydney Designed and Built on Your Terms

 We hold ourselves to a high standard in both design and construction and we won’t hand over a dwelling unless we’re genuinely proud of it.
Modern brick granny flat with metal roof, large windows and landscaped garden pathway in Sydney backyard setting

 Our Standard Range

Browse our library of architect-designed granny flats — each one created to perform on real Sydney blocks and within realistic budgets. Choosing from the range delivers the same quality finish with a shorter lead time.
Modern white granny flat with timber door and large windows on green lawn in Sydney residential area

 Custom Granny Flat Design

No challenge is too complex. A granny flat doesn’t have to be a plain rectangular box, and our design team relishes the opportunity to push beyond the ordinary. Talk to us about a layout tailored precisely to your land, your lifestyle and your taste.

Ideas & Inspiration

 Floor Plans

Modern granny flat with timber and dark cladding exterior, large glass doors, integrated garage in Sydney backyard
 Whether you need one bedroom or four — off the shelf or drawn from scratch — our floor plan library is a great place to start gathering ideas and shortlisting layouts.

Completed Projects

Modern single-story granny flat with grey brick exterior, black roof, and landscaped front garden in Sydney
 Every build is different, and every one reflects the vision of its owner. Scroll through our finished project gallery to see the range of styles, sizes and finishes we deliver.

Completed Projects

Recent Granny Flat Projects Across Sydney

Each GrannyFlow project begins with a detailed understanding of the homeowner’s property, goals and constraints — from investment-focused one-bedroom builds to larger family homes across Sydney’s Western suburbs, Inner West and beyond

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