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Exceptional Spaces, Endless PossibilitiesFit for Life – Fit for PurposeWhatever your PassionDesigned for Work and LifeBeautifully Built, Uniquely YoursDedicated Specialised RoomsLeisure and Pleasure
The Garden Room & Annexe Guide Logo
Swift UnlimitedExplore what’s possible
Exceptional Spaces, Endless PossibilitiesFit for Life – Fit for PurposeWhatever your PassionDesigned for Work and LifeBeautifully Built, Uniquely YoursDedicated Specialised RoomsLeisure and Pleasure
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  • Your Guide

30+sqm Garden Room Examples

You’ve told us you’re considering an extra large garden room (typically 30 sqm and above), so we’ve curated examples of extra large garden room buildings we’ve featured over the years.

At 30 sqm and above, garden rooms need to comply with Building Regulations, and at this scale they often begin to feel like a house rather than a simple outbuilding.

These examples are intended to help you explore:

  • More complex layouts and spatial planning
    How substantial buildings integrate into the garden
  • Material combinations and architectural expression
  • Door and window arrangements that define how the space connects indoors and out

Not all of the companies featured operate in every region, but many readers find these examples invaluable when clarifying their expectations and priorities.

You’ll also see a clear distinction between:

  • Pre-designed ranges, which offer size with structured options
  • Fully bespoke designs, where everything is shaped around the site, scale, and intended use
Executive Garden Rooms living annexe

Self-Contained Garden Annexe

Executive Garden Rooms gym

Garden Gym with Cassette Toilet

White Peak Design Build

Pitched Roof Garden Office & Entertainment Space

12m wide garden annexe

Garden Annexe for Elderly Parents

Swift F66

Home Gym and Family Room in the Garden

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