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Season guide

Grand Designs: Season 26

5 episodes Premiered Mar 26, 2025 Updated Nov 11, 2026
Previously on Grand Designs

Season 26 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Picks up essential narrative continuity directly following the events of Grand Designs Season 25.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
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Season 26 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 26 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 26: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

40%
60%
Mytharc (2): Crucial lore & season climaxes
Core (3): Character development & subplots
Side Quest (0): Standalone / filler
S26·E1 Mytharc

Worthing 2025

Mar 26, 2025 · 47 min

Howard and Sarah build a radical metallic floating home designed to look like a boat, nestled within an idiosyncratic houseboat community on a tidal estuary near Worthing. But will

S26·E2 Core

Bedfordshire 2025

Apr 2, 2025 · 47 min

Sarah and Pip are smitten with a 150-year-old Bedfordshire barn that's keeling over. Can they retain its charm and spirit, while at the same time transform it into a sleek, modern

S26·E3 Core

North London 2025

Apr 9, 2025 · 47 min

Kathryn, who's lived on the same London street for 60 years, is building a mirror image of her Edwardian home, right next door, but with a 21st-century twist

S26·E4 Core

Hackney Revisit 2025

Apr 16, 2025 · 47 min

Kevin revisits Graeme and Melanie, whose hugely ambitious Hackney haven was hampered by a basement bombshell. Have they finally got out of the red and into their modernist home?

S26·E5 Mytharc

Richmond Revisit 2025

Apr 23, 2025 · 47 min

Does good architecture have the power to heal? Kevin revisits Elinor and Born, who built a clean-aired, hypoallergenic house, motivated by their two boys' extreme allergies.

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