The Granny Flats Warehouse offers a range of granny flat designs perfect for our WA lifestyle

From stand-alone structures to tasteful additions to an existing home

Browse our existing floor plans for 1 to 3 bedroom additions, or contact us to discuss a custom designed floor plan to suit your specific needs.

You can also visit our display centres at Canning Vale, Joondalup and Port Kennedy to inspect our granny flats and room extensions for yourself. 

Granny Flats Warehouse - Lyndoch
LYNDOCH (1 Bedroom Granny Flat)
Granny Flats Warehouse - Hideaway
HIDEAWAY (1 Bedroom Granny Flat)
Granny Flats Warehouse - Seacliff
SEACLIFF (1 Bedroom Granny Flat)
Granny Flats Warehouse - Brighton
BRIGHTON (2 Bedroom Granny Flat)
Granny Flats Warehouse - Tununda
TUNUNDA (2 Bedroom Granny Flat)
Granny Flats Warehouse - Guildford
GUILDFORD (2 Bedroom Granny Flat)
Granny Flats Warehouse - Hamilton
HAMILTON (3 Bedroom Granny Flat)
Granny Flats Warehouse - Heritage
HERITAGE (3 Bedroom Granny Flat)
Granny Flats Warehouse - Custom
CUSTOM

Our Products

At The Granny Flats Warehouse we build superior granny flats and room extensions at affordable prices.

Designed to offer a high standard of comfortable accommodation, they blend well aesthetically with most WA homes.

All of our granny flats and room extensions are fully constructed on site, adhere to the Building Code of Australia and come with a structural and service warranty.

Granny flats and room extensions can be built on a concrete slab or raised timber flooring to engineer's specifications.

All walls and ceilings are insulated.

The internal lining to walls and ceilings is Gyprock.

A range of external cladding options is available.

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