Perth’s Trusted

Granny Flat Builders

Expert craftsmanship, local knowledge, and personal support, backed by a team you can rely on.

Custom Granny Flats, Built for Your Needs

Add extra living space without the hassle of moving.

Make the Most of Your Property

Whether it’s for a growing family, guests, or extra income, turn your unused space into a smart, functional granny flat.

Our Floor Plans

Browse our top granny flat designs—each one built with quality and customisable to fit your space and lifestyle.

The Escape

A compact studio design that combines minimalist charm with practical, open-plan living. Ideal for a backyard retreat, guest accommodation or independent living without compromising on style.

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See Floorplan Here

The Oasis

A smart 1-bedroom, 1-bathroom layout designed for comfort and efficiency. With its open-plan flow and modern finish, this granny flat is perfect for singles, couples or downsizers looking for their own space.

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See Floorplan Here

The Retreat

Spacious and private, this 2-bedroom, 2-bathroom design is suited to families, multigenerational living or those wanting extra room to relax. Enjoy the benefits of a full-sized layout with a contemporary edge.

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See Floorplan Here

Ready to build your granny flat?

Tell us a bit about what you’re looking for, and we’ll help you design a space that fits your block and lifestyle.

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Why Choose Armour Homes?

Quality Craftsmanship

At Armour Homes, we’re one of Perth’s most trusted home builders, with over 34 years’ experience. Known for quality craftsmanship and personalised service, we’ve built a reputation for outstanding results and customer satisfaction.

Fast Build Times

Enjoy complete peace of mind with a guaranteed 10-month build time* and slab down in just 4 months.

T&Cs apply*

Flexible Finance Options

We make building accessible with our flexible financing options and specialised in-house brokers.