Penrith, Cumbria
Wraparound extension in Penrith
An L-shaped extension that fills the side return and runs across the back. If you live in Penrith 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.
We cover Penrith (CA11) as part of our Cumbria work. Wraparound projects around Penrith often involve two neighbours, so we start the party wall conversations early.
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 Penrith?
In Penrith, our guide for a wraparound extension is £2,070–£3,380 per square metre including VAT for a standard specification. North West prices sit below our West Midlands baseline; access on terraced streets is the main variable.
| Size | Guide price inc VAT |
|---|---|
| L-shaped, about 22 m² of new floor | £45,500–£74,500 |
| L-shaped, about 30 m² of new floor | £62,000–£101,500 |
We put a fixed price in writing once the design is agreed, and explain any provisional sums such as foundations.
Do you need planning permission for a wraparound extension in Penrith?
Planning for a wraparound extension in Penrith follows the English householder rules.
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. At the first visit we measure what is there now and tell you which route fits: permitted development, prior approval or a planning application.
What are homes in Penrith like to extend?
Penrith has long runs of terraced houses with back yards and alleys, plus 1930s semis further out. Yard extensions on terraces are often single-storey and close to both boundaries.
How a wraparound extension in Penrith comes together
Look round and measure
A free visit to see the back of the house, measure it, check the drains and boundaries and hear what you need.
Drawings and budget
Floor plans and elevations for the options, each with a guide price.
Paperwork handled
Planning, prior approval or permitted development, Building Regulations approval, structural design and party wall notices are all handled by us.
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 Penrith
Neighbouring places we cover include Carlisle (17.4 miles) and Kendal (23.4 miles).
- Wraparound extension in Carlisle
- Wraparound extension in Kendal
- Wraparound extension in Annan
- Wraparound extension in Workington
- Wraparound extension in Hexham
Other work in Penrith:
FAQ
Wraparound extension questions in Penrith
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.
How much does a wraparound extension cost in Penrith?
As a guide, £2,070–£3,380 per square metre including VAT for a standard specification. For example, L-shaped, about 22 m² of new floor: about £45,500–£74,500 at that rate. Your written price follows the survey.
Does a wraparound need planning permission?
Often yes, because the side and rear parts are judged together. Some fit within permitted development; we check before drawing.
What postcode areas do you cover around Penrith?
Including CA11, and the surrounding Cumbria area.
Do you handle building control in Penrith?
Yes. We apply to the council or a registered building control approver and hand over the completion certificate.
How long does a rear extension take to build in Penrith?
Most single-storey rear extensions take 10 to 16 weeks on site and two-storey extensions 16 to 26 weeks, after design and approvals.