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House Extensions Camberwell

Single and double storey extensions in Camberwell. Trusted, professional, 30+ years' hands-on experience.

GS Renovation designs and builds extensions across Camberwell, adding space to the Georgian and Victorian townhouses of SE5 without losing their period character. With over 30 years working throughout Southwark, we handle groundworks, steelwork, roofing and fit-out as one project, and guide you through whether your plans are permitted development or need a full planning application.

House Extensions in Camberwell, London by GS Renovation
House Extensions by GS Renovation in Camberwell.

Side-return and rear extensions in Camberwell

The most popular extension on a Camberwell townhouse fills in the side return, widening a narrow Victorian kitchen into a bright open-plan space, or extends across the rear into the garden. We dig and pour foundations to suit SE5's ground conditions, install steel beams where the back wall is removed, and tie the new roof and walls into the existing period structure so the join looks original rather than added on.

Double storey and wrap-around extensions add bedrooms and bathrooms above the new ground floor, and we manage the whole build from groundworks to final decoration. Because many Camberwell homes sit close to their neighbours, party wall matters usually apply, and we serve the necessary notices early so nothing stalls on site. Every extension is built to building regulations and inspected by Southwark Council building control at each key stage.

Planning permission for Camberwell extensions

Some Camberwell extensions fall under permitted development, meaning you can build within set limits without a full planning application. Others need planning permission from Southwark Council, particularly where the property is listed, sits within a conservation area, or where the size or design goes beyond permitted limits. We assess your townhouse honestly, tell you which route applies, and prepare the drawings and applications accordingly so you know where you stand before committing.

Because so much of SE5's Georgian and Regency stock is listed or conservation-protected, exterior alterations often face closer scrutiny than in newer suburbs. We design extensions that respect the roofline, brickwork and proportions the council cares about, which smooths approval. Whichever route your project takes, the structural work still needs building control sign-off, and we coordinate planning, party wall notices and building regulations together so nothing holds up the build.

  • Full fit-out, finishing and making good
  • Architectural drawings and structural coordination
  • Single and double storey extensions
  • Side-return and rear extensions
  • Wrap-around extensions and infills
Service areaCamberwell · SE5
Local authoritySouthwark Council
Part ofSouth London (Inner London)
Typical homesGeorgian and Regency townhouses, many listed or within conservation areas
Also covered nearbyPeckham, Dulwich, Bermondsey, Borough and Southwark

Trusted House Extensions in Camberwell

A Camberwell extension touches planning, party walls, structure and finish all at once. GS Renovation manages every strand with 30+ years of Southwark experience, from foundations and steel to the final coat of paint. You deal with one accountable team that understands SE5's period stock, its conservation constraints and exactly what Southwark Council expects to see.

  • Free, no-obligation quotations
  • Over 30 years of hands-on experience
  • Dedicated project management
  • Fully insured and guaranteed work
  • Building control and planning support
  • Clean, tidy and reliable tradespeople
30+ YearsExperience
Fully Insured& Guaranteed
500+ ProjectsCompleted
Building ControlCompliant
Free QuotesNo obligation
Reviews

Rated 4.9 / 5 by our clients

★★★★★ 4.9 average from 31 verified reviews on MyBuilder

★★★★★
George was brilliant. Lovely bloke, very reasonably priced and a perfectionist to boot. He completed our small kitchen renovation with care and great attention to detail. I've already recommended him to others.
OscarCrofton Park, London · via MyBuilder
★★★★★
Splendid job on our new kitchen refurb, including new flooring, moving the services, installing RSJ and preparing space for new back doors… George was always friendly, communicative and has an excellent attention to detail, ensuring everything is finished to a high standard.
KathWood Green, London · via MyBuilder
★★★★★
Giorgio is an excellent and intelligent workman, and with very reasonable prices!… He paid a lot of attention to detail that is not common at all, and the final result was immaculate. Highly recommended!
Adil KhanWoolwich, London · via MyBuilder
Read all 31 reviews on MyBuilder

FAQ

Frequently Asked Questions about House Extensions Camberwell

How much does house extensions cost in Camberwell?

There is no fixed price for house extensions in Camberwell, because so much depends on your property and what you want to achieve. We survey first, then provide a transparent written quotation. Contact GS Renovation on 07472 424 226 for a free estimate. As a rough guide, house extensions in London typically starts from roughly £40,000 for a single-storey rear extension and rises with size and specification (indicative London ranges, MyBuilder and Checkatrade, 2026). Your figure depends on the size, specification and condition of the property, which is why we survey before quoting.

How long does house extensions take in Camberwell?

We will give you an honest timescale for house extensions in Camberwell after surveying your home. Most projects run on a clear weekly programme, and we tell you up front about any lead times on materials or approvals.

Why choose GS Renovation for house extensions in Camberwell?

With more than three decades of hands-on trade experience behind us, GS Renovation is a trusted choice for house extensions in Camberwell. You get one accountable team, transparent pricing, fully insured tradespeople and genuine aftercare on every project.

Do I need planning permission for an extension in Camberwell?

Many single-storey rear extensions in Camberwell fall under permitted development, but side returns, double-storey extensions and work in conservation areas usually need full planning permission. We assess your property and manage both the planning application and building control.

Do you work on period, Georgian and listed homes in Camberwell?

Yes. A large share of Camberwell's homes are period, Georgian and listed properties, and we renovate them regularly. We plan each house extensions around their particular characteristics, such as conservation and listed-building rules, solid walls and original period features, so the result suits the building and meets building control.

Will my Camberwell extension need planning permission or is it permitted development?

It depends on your property. Many rear and side-return extensions in Camberwell are permitted development within set size limits, but if your home is listed, sits in a conservation area, or you want to build larger, you will need planning permission from Southwark Council. We assess your townhouse, confirm the route and handle the application. Either way, the structural work needs building control sign-off.

Do you cover all of Camberwell?

Yes. We work throughout Camberwell and the SE5 area, as well as the surrounding parts of South London. Contact us on 07472 424 226 to confirm we cover your street.

Every Service, One Team

More GS Renovation Services in Camberwell

The same trusted team, 30+ years' hands-on experience and free, no-obligation quotes apply to every GS Renovation service in Camberwell. Explore what else we do locally:

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Ready to Start Your Camberwell Project?

Contact GS Renovation today for a free, no-obligation quote for house extensions in Camberwell.

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