Where to watch Grand Designs Australia Season 12
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Grand Designs Australia Season 12 episodes
S12 E01
Cygnet Earthship
57 mins · Thu, 16 Oct 2025
Locked out of Melbourne's soaring housing market, Matt and Kate move to Tasmania to build two Earthships with no building experience.
S12 E02
Horse Shoe Hill
Thu, 23 Oct 2025
Following a cancer diagnosis, Gary and Lorilie set out to build a multi-million dollar multigenerational family home.
S12 E03
Rye Cave
57 mins · Thu, 30 Oct 2025
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.
S12 E04
Dover Heights
56 mins · Thu, 6 Nov 2025
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.
S12 E05
Blue Mountains Tardis
55 mins · Thu, 13 Nov 2025
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.
S12 E06
Sherwood River
Thu, 20 Nov 2025
Richard Rowles plans to live with climate change, by building a flood proof house on the banks of the volatile Brisbane River.
S12 E07
Yass Earth Berm
56 mins · Thu, 27 Nov 2025
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.
S12 E08
Interlaken Lodge
56 mins · Thu, 4 Dec 2025
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.