When did Grand Designs Season 27 Episode 1 air?
Grand Designs Season 27 Episode 1 aired on October 1, 2025.


British television series which features unusual and often elaborate architectural homebuilding projects.

A new run of ambitious self-building projects. Artist Sarah returns to her roots in the Durham Dales to create a radical, cannabis-based house. But as costs go through the roof, can she get her hempcrete hub of a home over the line?
Direct answers for episode-level questions and details.
Grand Designs Season 27 Episode 1 aired on October 1, 2025.
This episode runs for approximately 47 minutes.
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