Bishopsworth, Somerset
Wraparound extension in Bishopsworth
An L-shaped extension that fills the side return and runs across the back. If you live in Bishopsworth and want to know what a wraparound extension would cost and whether it needs planning, start with the online guide price or a free site visit.
Bishopsworth sits in Somerset, with postcode districts including BS3, BS13 and BS14. In Bishopsworth we usually draw the wraparound and a simpler rear-only option side by side, so the planning risk and cost difference are clear.
Book a free site visit
Tell us about the house and we'll call to arrange a free, no-obligation visit.
How much does a wraparound extension cost in Bishopsworth?
In Bishopsworth, our guide for a wraparound extension is £2,290–£3,740 per square metre including VAT for a standard specification. South West prices run slightly above our West Midlands baseline; natural stone to match the house is the main variable.
| Size | Guide price inc VAT |
|---|---|
| L-shaped, about 22 m² of new floor | £50,500–£82,500 |
| L-shaped, about 30 m² of new floor | £68,500–£112,500 |
These are guide ranges; the written quote after the survey is the figure that counts.
Do you need planning permission for a wraparound extension in Bishopsworth?
The planning route for a wraparound extension in Bishopsworth is set by England's householder rules and your council.
In England the side part of a side return or wraparound must meet the side-extension rules (one storey, under 4 metres high, no more than half the width of the original house), and those rights do not apply on designated land. Because a wraparound combines a side and a rear extension, many need householder planning permission.
Because rear extensions often sit on or near the boundary, the Party Wall etc. Act 1996 usually applies in England. Notices go out one or two months before work depending on the type of work, and a surveyor's award is only needed if a neighbour does not consent.
Conservation areas, National Parks, National Landscapes and the Broads restrict permitted development, and listed buildings always need listed building consent. Before any drawing we look up the property's history with the council, because earlier extensions and removed rights change the answer.
What are homes in Bishopsworth like to extend?
Stone-built and rendered houses are common around Bishopsworth, so matching the walling is a design decision in its own right: natural stone, reconstituted stone or a render finish across old and new.
How a wraparound extension in Bishopsworth comes together
Survey visit
We visit free of charge, measure up, check access, drainage and neighbours' extensions, and note what you want the room to do.
Options and costs
We draw layout options and price each one, so the budget shapes the design rather than surprising you later.
Planning and regulations
We take the design through the right planning route, then produce the construction drawings and engineer's calculations for building control.
Written price, then build
Once the design and approvals are in place, you get a fixed written price and programme, and we build through to sign-off.
Wraparound extensions near Bishopsworth
Neighbouring places we cover include Bristol (3.0 miles) and Keynsham (5.3 miles).
- Wraparound extension in Bristol
- Wraparound extension in Keynsham
- Wraparound extension in Kingswood
- Wraparound extension in Nailsea
- Wraparound extension in Mangotsfield
Other work in Bishopsworth:
FAQ
Wraparound extension questions in Bishopsworth
Do I need a party wall agreement?
In England, usually yes if the extension is on or near a shared boundary or the foundations are close to a neighbour's building. We serve the notices.
Will I need a structural engineer?
Yes for the beam over the new opening and usually the foundations; we arrange them and their calculations go to building control.
Can the corner be all glass?
Yes, with a steel or aluminium post or a structural glass corner. It needs careful thermal detailing to meet Building Regulations.
Do you handle building control in Bishopsworth?
Yes. We apply to the council or a registered building control approver and hand over the completion certificate.
What postcode areas do you cover around Bishopsworth?
Including BS3, BS13 and BS14, and the surrounding Somerset area.
Can I live at home while the extension is built?
Usually yes. Most of the work is outside until the back wall is opened near the end, and that stage is screened off.