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Wraparound extensions for homes in Bishop Auckland

We design and build wraparound extensions for houses in Bishop Auckland, with a written price once the survey and design are done and one point of contact throughout.

  • Guide price in Bishop AucklandFrom £32,500 inc VAT
  • PlanningUsually a householder application
  • Build time14–20 weeks on site
  • Postcode districtsDL4, DL14
L-shaped wraparound extension on a brick terraced house at dusk

Planning and approvals in Bishop Auckland

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).

Homes in conservation areas, national parks, National Landscapes (formerly AONBs), the Broads and World Heritage Sites have tighter rules, so we always check the property's status and planning history before design starts.

If the work involves a shared wall, building on the boundary, or digging foundations within 3 m (sometimes 6 m) of a neighbour's building, the Party Wall etc. Act 1996 applies and notice must be served before work starts: two months for work to a party wall, one month for new walls on the boundary and for excavations.

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).

When a wraparound extension makes sense

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

The corner is where wraparounds succeed or fail. We usually use a single steel goalpost or a corner post hidden in a pier, and set the glazing so the new room reads as one space rather than two boxes.

Covering Bishop Auckland

Across DL4, DL14, we can visit, measure and advise. The same team covers Newton Aycliffe (5 miles), Durham (9 miles), Darlington (10 miles), Chester-le-Street (15 miles), all within easy reach.

Across the North East, houses often have rear yards or modest gardens, so compact, well-lit single-storey extensions make the biggest difference.

Guide prices for Bishop Auckland

For Bishop Auckland we adjust our national guide rates by ×0.91, the factor we use for North East England. Figures include VAT; your written quote after the survey replaces them.

Typical rates in Bishop Auckland: £1,820 to £3,370 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
Compact L-shape
18 m²
£32,500 – £39,500£37,500 – £48,000£47,500 – £61,000
Medium L-shape
25 m²
£45,500 – £55,000£52,000 – £66,000£65,500 – £84,500
Large L-shape
32 m²
£58,000 – £70,000£66,500 – £84,500£84,000 – £108,000

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

How the project works

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

    A designer visits, takes measurements and photos, and discusses layouts, budget and timing with you.

  2. Design and approvals

    Once the layout is agreed, we deal with the council: planning permission or written confirmation that none is needed, plus building control.

  3. Fixed written price

    You receive a written, itemised price and programme. Nothing starts until you are happy with it.

  4. Build and sign-off

    Our team builds the extension, keeps you updated weekly and finishes with building control sign-off.

Common questions in Bishop Auckland

Will my neighbours in Bishop Auckland 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.

How long does a wraparound extension take to build in Bishop Auckland?

On site, typically 14 to 20 weeks once approvals are in place. Before that, allow 8–16 weeks design and approvals.

Do you cover all of Bishop Auckland?

Yes. We cover Bishop Auckland and the surrounding parts of County Durham. Site visits are free and there is no obligation.

Will I need to move a drain?

Often. Side returns frequently contain a manhole or a shared drain. Building near or over a public sewer needs the water company’s consent in England and Wales, which we arrange.

Is a wraparound better than a side return alone?

It adds far more space, but costs more and needs planning permission more often. Our comparison guide sets the two side by side.

Book a free site visit in Bishop Auckland

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 .

Book a free site visit

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