Kingswood, Bristol and South Gloucestershire
Side return extension in Kingswood
We plan and build side return extensions for homeowners in Kingswood. Infilling the narrow passage beside a Victorian or Edwardian back addition. Start with a free site visit, then a written price once the design is agreed.
Kingswood sits in Bristol and South Gloucestershire, with postcode districts including BS15 and BS16. In Kingswood we check the boundary line and the neighbour's gutter before drawing a side return, because a few centimetres decide whether the wall goes on or beside the boundary.
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 side return extension cost in Kingswood?
For Kingswood we work from the South West England rate: £2,390–£3,950 per square metre of new floor, including VAT, 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 |
|---|---|
| 2 m wide × 6 m deep (12 m²) | £28,500–£47,500 |
| 2.5 m wide × 7 m deep (17.5 m²) | £42,000–£69,000 |
These are guide ranges; the written quote after the survey is the figure that counts.
Do you need planning permission for a side return extension in Kingswood?
Whether your side return extension in Kingswood needs a planning application depends on its size, your house and any local restrictions.
Side return infills and the side leg of a wraparound are treated as side extensions in England: single-storey, no more than 4 metres high and no wider than half the original house. They are not permitted development in conservation areas, National Parks or National Landscapes, and a joined wraparound often needs a planning application because the side and rear rules apply together.
The Party Wall etc. Act 1996 applies in England: you serve notice two months before work to a shared wall, and one month before digging foundations within 3 metres (or 6 metres for deeper foundations) of a neighbour's building. Neighbours can agree in writing; if they dissent, surveyors agree an award.
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 Kingswood like to extend?
Stone-built and rendered houses are common around Kingswood, 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 side return extension in Kingswood comes together
Free site visit
We measure the house and garden, look at the back wall, drainage and boundaries, and talk through what you want from the space.
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.
Build and sign-off
We build to the approved drawings with regular updates, then hand over the building control completion certificate and any guarantees from suppliers.
Side return extensions near Kingswood
From Kingswood, the nearest places we also cover are Mangotsfield (2.4 miles) and Keynsham (2.7 miles).
- Side return extension in Mangotsfield
- Side return extension in Keynsham
- Side return extension in Bristol
- Side return extension in Stoke Gifford
- Side return extension in Bishopsworth
Other work in Kingswood:
FAQ
Side return extension questions in Kingswood
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.
Is the site visit in Kingswood free?
Yes. We visit, measure up and talk through the options with no cost and no obligation.
Where does the drainage go?
Side passages often carry the soil and rainwater pipes. We survey them first and reroute them under the new floor where needed.
What postcode areas do you cover around Kingswood?
Including BS15 and BS16, and the surrounding Bristol and South Gloucestershire area.
How long does a rear extension take to build in Kingswood?
Most single-storey rear extensions take 10 to 16 weeks on site and two-storey extensions 16 to 26 weeks, after design and approvals.
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.