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The Best Episodes of Grand Designs Australia Season 12

Every episode of Grand Designs Australia Season 12 ranked from best to worst. Discover the Best Episodes of Grand Designs Australia Season 12!

Follows intrepid individuals as they try to design and construct the home of their dreams.

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Episode Rankings

  1. #1 Fan Favorite
    Grand Designs Australia Season 12 Episode 1 - Cygnet Earthship
    0.0/10(0 votes)

    #1 - Cygnet Earthship

    S12:E1

    Locked out of Melbourne's soaring housing market, Matt and Kate move to Tasmania to build two Earthships with no building experience.

    Director:Unknown
    Writer:Unknown

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  2. Grand Designs Australia Season 12 Episode 2 - Horse Shoe Hill
    0.0/10(0 votes)

    #2 - Horse Shoe Hill

    S12:E2

    Following a cancer diagnosis, Gary and Lorilie set out to build a multi-million dollar multigenerational family home.

    Director:Unknown
    Writer:Unknown

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  3. Grand Designs Australia Season 12 Episode 3 - Rye Cave
    0.0/10(0 votes)

    #3 - Rye Cave

    S12:E3

    At Rye on the Mornington Peninsula, Ryan plans to build a unique home, with boulders in the living room, and his bedroom in a cave.

    Director:Unknown
    Writer:Unknown

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  4. Grand Designs Australia Season 12 Episode 4 - Dover Heights
    0.0/10(0 votes)

    #4 - Dover Heights

    S12:E4

    Acclaimed Australian architect Ed Lippmann discovers transforming his childhood home into a signature steel and glass showpiece may be the most daunting assignment of his storied career.

    Director:Unknown
    Writer:Unknown

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  5. Grand Designs Australia Season 12 Episode 5 - Blue Mountains Tardis
    0.0/10(0 votes)

    #5 - Blue Mountains Tardis

    S12:E5

    Builder Nick is hoping to build his wife Rachel the ultimate house in the idyllic Blue Mountains; a place that for the first time in her life, she can finally call home.

    Director:Unknown
    Writer:Unknown

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  6. Grand Designs Australia Season 12 Episode 6 - Sherwood River
    0.0/10(0 votes)

    #6 - Sherwood River

    S12:E6

    Richard Rowles plans to live with climate change, by building a flood proof house on the banks of the volatile Brisbane River.

    Director:Unknown
    Writer:Unknown

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  7. Grand Designs Australia Season 12 Episode 7 - Yass Earth Berm
    0.0/10(0 votes)

    #7 - Yass Earth Berm

    S12:E7

    Psychologist Paul North has employed his son Josh to take on the unique task of building a bullet proof earth berm house, deep in Victoria's Yass Valley, to protect them from bushfires and the extremes of climate change.

    Director:Unknown
    Writer:Unknown

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  8. Grand Designs Australia Season 12 Episode 8 - Interlaken Lodge
    0.0/10(0 votes)

    #8 - Interlaken Lodge

    S12:E8

    Richard and Erin Sims start out building a farm-style lodge, however it balloons into a building of epic proportions, complete with three 'wings', seven-metre-high chimneys, and thousands of hand-picked dolerite stones.

    Director:Unknown
    Writer:Unknown

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  9. Grand Designs Australia Season 12 Episode 9 - Hunter Valley
    0.0/10(0 votes)

    #9 - Hunter Valley

    S12:E9

    Rita and James have just 230 thousand dollars to self-build a sustainable, off-grid family home for themselves and their two kids. They plan to use recycled plastic bags, milk cartons, home-made bricks, and an earthen floor.

    Director:Unknown
    Writer:Unknown

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  10. Grand Designs Australia Season 12 Episode 10 - Yarraville Pigeon
    0.0/10(0 votes)

    #10 - Yarraville Pigeon

    S12:E10

    In Yarraville, Victoria, a passive house builder starts a crusade to build the healthiest home in Australia on the site of an old pigeon club house!

    Director:Unknown
    Writer:Unknown

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Season 12 Ratings Summary

"Cygnet Earthship" is the best rated episode of "Grand Designs Australia" season 12. It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 10/16/2025. This episode is rated 0.0 points higher than the second-best, "Horse Shoe Hill".