Canvey Island, Essex
Side return extension in Canvey Island
Infilling the narrow passage beside a Victorian or Edwardian back addition. If you live in Canvey Island and want to know what a side return extension would cost and whether it needs planning, start with the online guide price or a free site visit.
We cover Canvey Island (SS7 and SS8) as part of our Essex work. Side return projects in Canvey Island usually start with a drainage survey of the side passage.
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 Canvey Island?
In Canvey Island, our guide for a side return extension is £2,440–£4,030 per square metre including VAT for a standard specification. East of England prices run slightly above our West Midlands baseline; clay soils near trees are the main foundation variable.
| Size | Guide price inc VAT |
|---|---|
| 2 m wide × 6 m deep (12 m²) | £29,500–£48,500 |
| 2.5 m wide × 7 m deep (17.5 m²) | £42,500–£70,500 |
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 Canvey Island?
The planning route for a side return extension in Canvey Island 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 Canvey Island like to extend?
Canvey Island mixes Victorian terraces with 1930s semis, so both side returns and full-width kitchen extensions suit houses here. Side returns suit the Victorian and Edwardian terraces found across parts of Essex, where the kitchen sits in a narrow back addition.
How a side return extension in Canvey Island 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.
Drawings and budget
Floor plans and elevations for the options, each with a guide price.
Approvals
Permitted development check, prior approval or planning application, then Building Regulations drawings and structural calculations, plus party wall notices where they apply.
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 Canvey Island
Neighbouring places we cover include South Benfleet (2.3 miles) and Hadleigh (2.5 miles).
- Side return extension in South Benfleet
- Side return extension in Hadleigh
- Side return extension in Pitsea
- Side return extension in Rayleigh
- Side return extension in Southend-on-Sea
Other work in Canvey Island:
FAQ
Side return extension questions in Canvey Island
Who will build my extension?
Vetted building teams working under contract to us. Your contract is with S&K Property Investments and Improvement Ltd for the design and the build.
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.
Glass roof or solid roof with rooflights?
A glass roof gives the most light; a solid roof with long rooflights is warmer and quieter in rain. Both work.
Do you handle building control in Canvey Island?
Yes. We apply to the council or a registered building control approver and hand over the completion certificate.
How much does a side return extension cost in Canvey Island?
As a guide, £2,440–£4,030 per square metre including VAT for a standard specification. For example, 2 m wide × 6 m deep (12 m²): about £29,500–£48,500 at that rate. Your written price follows the survey.
Can you match the brick or stone on my Canvey Island house?
We source the closest match and show you samples before ordering; reclaimed materials are often the best match on older houses.