The Marri Granny Flat Floor Plan

1 2

Bedrooms: 1

Bathrooms: 2

Granny Flat Designs:
The Marri Granny Flat Floor Plan

The Marri features one bedroom, one bathroom and plenty of space on the verandah for outdoor entertaining!

Main Features include:

  • 56sqm footprint
  • One bedroom
  • One bathroom
  • Built in robes
  • Open-plan living
  • Full-size kitchen

 

All our Granny Flat Floor Plans can be customised to suit your lifestyle or choose to custom design your own with our Granny Flat Designer!

A modern, small, single-story house with a flat roof and wooden supports. It has a patio with outdoor furniture and is surrounded by a lawn, trees, and a fence.
Single-story house with red brick exterior and red-tiled roof, surrounded by a landscaped garden with grass and plants. Outdoor seating is visible on the right.
Small red brick house with a white door and window, surrounded by a paved walkway and greenery, next to a gray fence and larger brick building.
Red brick house with a tiled roof and a covered porch. The lawn is green, and a few potted plants are lined up along the wall. Two chairs and a table are on the patio.
Single-story red-brick house with a white door, surrounded by a grass lawn and a small tree in the foreground.
Bedroom with a bed, white walls, and sliding doors leading to an outdoor area. Natural light illuminates the space through the glass doors.
Modern bathroom with a glass-enclosed shower, white floating vanity with a sink and faucet, large mirror above, and recessed lighting.
A modern living room with a black leather sofa, abstract art on the walls, a black dining set, a cowhide rug, and a tall floor lamp.
Minimalist living room with black sofa, cowhide rug, and abstract yellow artwork. A wooden side table with a lamp is beside the sofa. A window and door are on the right.
Compact dining area with a round table set for four. White cabinets and a red backsplash in the kitchen area. A colorful painting and a lamp decorate the space.
A single-story red brick house with a white roofed patio, a few chairs and plants. The yard has green grass, bordered by trees, and a small staircase leads to the patio.
A single-story brick house with a red-tiled roof, surrounded by grass and a small tree in front. There is a dark-colored shed on the left side of the property.

Floor Plan

"The Marri we had built on our property is beautiful. Spacious on the inside with a very modern interior!"

Ready to build a Granny Flat in Perth?

Contact us for a no-obligation quote

Cursive text reading "Opening Flair by Hallmark.

Granny Flats by Hallmark are Perth’s Best Granny Flat Builder. Based in Clarkson (Perth) and building Granny Flats Across Perth’s Northern Suburbs. Locally Owned and Operated by Mark Gethin

VIEW OUR GRANNY FLAT FLOOR PLANS

Studio

1 Bedroom

2 Bedroom

2-Storey

''Perth’s Best Granny Flat Builder''

Here at Granny Flats by Hallmark we are so thankful for the wonderful people we get to work with on a daily basis. Our reviews speak for themselves with our clients always speaking highly of us and the job we have done for them

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Drew & Tamara Coulthard
28 July 2025
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We had a superb experience when Mark and his team built a custom designed garage and upstairs ancillary accommodation from our drafted plans. The project was delivered quite quickly in a very tight access space with minimal disruption to our backyard. Nothing was too much trouble as we changed a few things during the build. The tradespeople were all lovely, trustworthy, quality and professional. We would definitely look to Mark if we were to do a similar build again in the future. Thank you team for a great experience and putting us at ease for what can be a very stressful exercise.
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Elad Feldman
28 July 2025
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+5
Hallmark did a great job building our granny flat. Mark was fantastic to deal with—honest, reliable, and made the whole process easy. The build was high quality and finished on time. Would happily recommend them to anyone!
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belinda o
28 July 2025
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We couldn't be happier with the experience we had with Hallmark Developments for our home addition. From start to finish, their quality of work was outstanding, with every detail handled meticulously. Mark and his team were extremely professional, always keeping us informed and providing honest advice that made the process smooth and worry-free. They were also impressively prompt, completing the project on time without cutting corners. It's rare to find a company that combines such high-quality craftsmanship with transparency and efficiency. We highly recommend Hallmark Developments to anyone looking for a reliable and skilled builder!"
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Fran
26 June 2025
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Had Mark build a large custom granny flat, from start to finish was amazing. Nothing was an issue and easy to work with. Highly recommend build to anyone thinking of putting an addition on their property Thank you mark wonderful job!
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Murray Woodington
2 April 2025
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Outstanding experience. From 1st consultation to handover we've been more than impressed with the first class service and attention to detail delivered by Mark and the team. We now have two amazing spaces to enjoy the wonderful West Oz lifestyle.
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Lolly Evans
2 October 2024
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A personalized, professional experience during these build works from Mark and his team. What we thought would be a nightmare at the back yard with noise, drilling, digging and more, turned out to be a fun experience with his team as we communicated, chatted, drank coffee or tea on the freezing days and just shared opinions about the growth of the works as they happened. Mark and team were always open to suggestions and feedback as works progressed, and this made the entire experience smooth running, to deadline, with a super quality finish, exceeding our expectations.. Thanks Hallmark!. Well done- John and Lauretta.

Ready to Get Started?

Modern house exterior with brick and white walls, large windows, and illuminated lights. A tiled porch leads to glass sliding doors.

Take a look at our range of thoughtfully designed granny flats, made to suit Perth families, investors, and homeowners alike. We specialise in Custom Designed Granny Flats so every design can be personalised to your liking. 

Spacious bedroom with sloped ceiling, large window, and glass doors. Contains a bed, sofa, armchair, floor lamp, and a pendant light. Neutral tones and minimal decor.

See the real results we've delivered across Perth. From sleek finishes to clever use of space, our completed builds show the quality and care that goes into every granny flat we construct. Let these transformations inspire your own backyard project.

Modern single-story house with large glass doors, flat roof, and exterior lighting. A small rectangular garden bed with shrubs is in the foreground, surrounded by a paved patio area.

There’s a lot that goes into building a granny flat but you don’t need to worry about that. We handle the big stuff like council approvals, design, and construction so you can focus on the exciting part! Here's what to expect when building a granny flat with us.