Garden annexes · Rotherham

Garden annexes in Rotherham

Our garden annexes service covers Rotherham and the rest of South Yorkshire. You get a fixed price in writing for the agreed specification, and one person co-ordinating the trades.

Covering Rotherham

Our coverage around Rotherham (S60, S95, S97) also includes Chapeltown (5 miles to the north-west) and Sheffield.

Homes in Yorkshire and the Humber

Stone-built terraces are typical of many West Yorkshire towns, while red brick dominates in Hull and much of South Yorkshire, so matching materials is a big part of designing an extension here.

What do you get with a garden annexe?

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.

  • Design and planning application
  • Foundations and drainage connections
  • Brick, block or timber-frame structure

What will a garden annexe cost?

Guide prices for garden annexes, including VAT where it applies. Your fixed price is confirmed in writing after the survey.

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 Rotherham?

Projects in England go through two separate checks. Planning (or confirmation that the work is permitted development) comes from the district, borough or unitary council, and building regulations approval comes from the council’s building control team or a registered building control approver. Where work touches a shared wall or digs near a neighbour’s foundations, the Party Wall etc. Act 1996 applies.

A self-contained annexe used for sleeping and living normally needs planning permission in England. Permitted development for outbuildings does not cover living accommodation.

What can change the price or programme?

  • Drainage may need a pump if the garden falls away from the sewer.
  • A level threshold and wider doors make the annexe suitable for later life.

From first call to completion

  1. Send us the details. Give us a postcode, a rough idea of size and some photos, by phone, form or the guide price tool.
  2. Free site visit. We measure up, look at access, drains and the structure, and talk through options and budget.
  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 Rotherham

How much does a garden annexe cost?

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

Can you make it wheelchair accessible?

Yes. Level access, wider doors and a level-access shower can be designed in from the start.

Who deals with the council for a project in Rotherham?

We do. We prepare the drawings, submit planning or permitted development paperwork if needed, and arrange building control inspections.

Also covering

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

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