Garden annexes · Reading

Garden annexes in Reading

From the first site visit to the final building control sign-off, we manage garden annexes in Reading so you only have one company to deal with.

Covering Reading

Alongside Reading, we also cover Henley-on-Thames (6 miles to the north-east), Wokingham and Crowthorne.

Homes in the South East

The South East has a lot of 1930s and post-war semi-detached housing, well suited to rear extensions and hip-to-gable loft conversions, alongside period properties in conservation areas that need a more careful design.

What does a garden annexe involve?

We design annexes as permanent buildings with proper foundations, insulation and services, and we prepare the planning case showing how the annexe will be used as part of the main home. Connections for water, drainage and power are planned from the start.

  • Foundations and drainage connections
  • Brick, block or timber-frame structure
  • Accessible design options for older relatives

How much does a garden annexe cost in Reading?

Typical ranges for garden annexes. Ground conditions, access and specification move the final figure, which we fix in writing before work starts.

Garden annexesGuide price incl. VAT
Standard specification£2,400 to £2,900 per m²
Good specification£2,900 to £3,400 per m²
High specification£3,400 to £3,900 per m²

Do you need permission for a garden annexe in Reading?

In England we deal with the council’s planning team for permission or a lawful development certificate, with building control (the council or a registered building control approver) for inspections, and with neighbours under the Party Wall etc. Act 1996 where it applies.

A self-contained annexe used for sleeping and living normally needs planning permission in England.

What should I think about before starting?

  • The annexe normally has to remain part of the main household, not let as a separate home.
  • Council tax treatment depends on who lives there; check with your council.

How does the project run?

  1. Tell us about the project. Call, use the guide price tool or send the form with a few photos and a postcode.
  2. We visit and measure. A surveyor checks the house, the boundaries and the ground, and discusses what is realistic.
  3. Drawings, approvals, written quote. We prepare the design, apply for the approvals it needs, and give you a fixed price in writing.
  4. Build and hand over. Our teams build to the programme, building control inspects, and you get the completion paperwork at the end.

Questions about a garden annexe in Reading

How much does a garden annexe cost?

Around £2,400 to £3,900 per square metre including VAT, depending on finish and services.

How long does an annexe take to build?

About 14 to 24 weeks on site after approvals.

Can you visit a house in Reading to quote?

Yes. After a short call we arrange a site visit to measure up and agree what the design needs to do, then send a written price.

Garden annexes in nearby towns

Learn more about garden annexes, or see every project we cover in Reading.

Planning an extension, loft or new home?

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