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Season guide

Grand Designs: Season 9

13 episodes Premiered Jan 28, 2009 Updated Nov 11, 2026
Previously on Grand Designs

Season 9 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 8.
  • ⚡ 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 9 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 9 Progress Shield

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

Season 9: Filler vs. Essential Canon

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

23%
77%
Mytharc (3): Crucial lore & season climaxes
Core (10): Character development & subplots
Side Quest (0): Standalone / filler
S9·E1 Mytharc

The Apprentice Store, Somerset

Jan 28, 2009 · 45 min

Ian and Sophie Cooper met at university and have since spent their time together enjoying life in London. Ian works as a marketing consultant in telecoms and Sophie is a sales mana

S9·E2 Core

The Chilterns Water Mill, Oxfordshire

Feb 4, 2009 · 45 min

Inspired by an illustration on a yoghurt pot, Chris Ostwald decides to build a New England-style water mill in the Chilterns, on a hill and nowhere near any water.

S9·E3 Core

The Newport Folly, Newport

Feb 11, 2009 · 45 min

Sarah and Dean Berry grew up on a council estate in Newport. Having moved away to London and made good, they have now returned home 17 years later and bought an 18th century folly

S9·E4 Core

The Eco Arch, Kent

Feb 18, 2009 · 45 min

Kevin McCloud follows the progress of architect Richard Hawkes and wife Sophie, who are moving from London to the Kent countryside to build a hi-tech eco-friendly house with room t

S9·E5 Core

The Brittany Groundhouse, Brittany

Feb 25, 2009 · 45 min

Daren Howarth and Adi Nortje are keen to build an earth-sheltered home from recycled materials in Brittany. The house is a very low tech one, mainly constructed from old car tyres.

S9·E6 Core

The Marlborough Farm house, Wiltshire

Mar 4, 2009 · 45 min

Dairy farmer Andrew Ainslie and his artist wife Meryl, who run a gallery on their farm, build a modern barn-style farmhouse on their 700 acre farm in the rolling chalk hills of Wi

S9·E7 Core

The Prefabricated house, Kent

Mar 11, 2009 · 45 min

Mimi De Costa and her husband Andre, a doctor, had spent years looking for a plot of land when they came across a bungalow in Kent. The original bungalow They bought it for the s

S9·E8 Core

Revisited- Yorkshire: The 14th Century Castle

Apr 8, 2009 · 45 min

Every Englishman’s home is his castle but for Francis Shaw this is quite literally true. He and his wife, Karen, and their two young daughters, bought the ruins of a 14th Century c

S9·E10 Core

Brighton- The Modern Mansion

Nov 9, 2011 · 45 min

A Building Contractor and his wife who is a Nurse, build a large modern 6 bedroom house on a hill in Brighton. It has an amazing view and the owner has many ambitious design ideas

S9·E12 Mytharc

Revisted: The Loch House, Killearn

Apr 22, 2009 · 45 min

Kevin McCloud revisits a Scottish loch-side pavilion to see if it delivered its promise for Jim Fairfull: a cure for his stress-related illness and a healthy, tranquil life for his

S9·E13 Mytharc

Revisited: The Woodman's Cottage, Sussex

Apr 29, 2009 · 45 min

It took ten years to get permission for Ben Law's self-sufficient woodland cottage. Now that he's built it, using 1,000 year old methods, Kevin McCloud visits to see how things wor

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