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Wraparound extensions in Sale: design, approvals and build

From the first sketch to final sign-off, we plan and build wraparound extensions in Sale and the surrounding Greater Manchester area.

  • Guide price in SaleFrom £34,000 inc VAT
  • PlanningUsually a householder application
  • Build time14–20 weeks on site
  • Postcode districtsM21, M23, M32, M33, M41
L-shaped wraparound extension on a brick terraced house at dusk

Will the council need to approve it?

In England a wraparound extension is assessed as both a side and a rear extension, and the combination usually falls outside permitted development, so most need a householder planning application (£548 from 1 April 2026).

Before any drawing is finalised we check whether the house is listed, in a conservation area or subject to an Article 4 direction.

Building regulations approval is separate from planning. In England you can use the council's building control team or a registered building control approver; a full plans application gets the drawings checked before work starts, and the inspector signs the work off with a completion certificate.

Building over or within 3 m of a public sewer needs the water company's consent, usually through a build-over agreement, before the foundations go in.

Applications are decided by the local planning authority (your district, borough or unitary council).

Guide prices for Sale

Labour and material costs vary across the UK, so for Sale we use our North West England factor (×0.95). The ranges include VAT and exclude design, structural and council fees.

Typical rates in Sale: £1,900 to £3,520 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
Compact L-shape
18 m²
£34,000 – £41,500£39,000 – £50,000£49,500 – £63,500
Medium L-shape
25 m²
£47,500 – £57,000£54,500 – £69,000£68,500 – £88,000
Large L-shape
32 m²
£60,500 – £73,000£69,500 – £88,500£88,000 – £112,500

Want a range for your exact size? The guide-price tool takes about a minute.

Covering Sale

Across M21, M23, M32, M33, M41, WA15, we can visit, measure and advise. The same team covers Stretford (2 miles), Urmston (2 miles), Altrincham (3 miles), Eccles (4 miles), all within easy reach.

For homes towards Cheshire, Wilmslow is around 8 miles away. The North West has a high share of Victorian and Edwardian terraces with rear yards and outriggers, plus large areas of inter-war semis in the suburbs.

Who a wraparound extension suits

  • Terraced houses that want the largest ground floor possible
  • Semi-detached houses with a side passage
  • Families who want kitchen, dining and living in one space

Our process, step by step

Site visits are free and there is no obligation. Where drawings are needed, the design stage is priced in writing before it starts.

  1. Free site visit

    It starts with a visit to your house to measure, check access and talk through ideas and budget.

  2. Design and approvals

    We produce the drawings and structural design, and manage the approvals so they are in place before work starts.

  3. Fixed written price

    We confirm the build price in writing, based on the approved drawings and the finishes you have chosen.

  4. Build and sign-off

    We build it with one project manager, book the building control inspections and hand over the completion certificate.

Questions people ask about wraparound extensions

Can I see a price before committing to anything?

Yes. The guide prices on this page are adjusted for Sale, and the guide-price tool gives a range for your own size. After the survey you get a written price before anything is agreed.

Who do I contract with for a wraparound extension in Sale?

Your contract is with S&K Property Investments and Improvement Ltd, which designs and manages the project and the build teams who carry it out.

Will my neighbours in Sale be involved?

If a planning application or prior approval is needed, the council notifies neighbours. If the work is on or near a shared boundary, party wall notices may also be needed.

Do wraparound extensions need planning permission?

Usually, yes. In England the side element counts as a side extension and the rear element as a rear extension, and the combination normally falls outside permitted development. A householder application costs £548 in England from 1 April 2026.

How much does a wraparound extension cost?

Our guide range is about £1,900 to £3,520 per m² including VAT. A 25 m² standard-spec wraparound typically lands around £54,500 to £69,000 in Sale before design and council fees.

Book a free site visit in Sale

We will measure up, check the planning position and give you honest guide figures.

  • Free, no-obligation site visit
  • Planning route checked before you spend on drawings
  • Written price once the design is agreed
  • Building control sign-off at the end

Prefer to talk? Call 0800 088 6341 or .

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