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House Extensions Notting Hill

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

GS Renovation designs and builds extensions across Notting Hill, working with the Georgian and Regency townhouses of W11 and the converted terraces near Holland Park. With over 30 years in the Royal Borough of Kensington and Chelsea, we handle groundworks, steel, roofing and full fit-out, and guide you through what the council will and will not allow.

House Extensions in Notting Hill, London by GS Renovation
House Extensions by GS Renovation in Notting Hill.

Rear and side-return extensions in Notting Hill

The most sought-after extension in Notting Hill opens the rear of a period house, often infilling the side return to widen a tight kitchen or drawing in more of the garden. On these Georgian and Regency plots we dig and cast foundations to suit the ground and any neighbouring walls, then tie the new structure into solid masonry with steel beams sized by a structural engineer and signed off by building control.

From closet-wing conversions to full wrap-around rear extensions, we manage the sequence from groundworks and drainage to roof, glazing and internal finishing. Rear gardens in W11 vary from generous to enclosed, so we plan access, spoil removal and party wall protection around a street where neighbours are close. The result is a light-filled rear space that respects the proportions of the original house.

Planning and permitted development in W11

Whether an extension is permitted development or needs a full planning application depends entirely on the property. Much of Notting Hill sits within a conservation area, and many townhouses are listed, which usually removes or restricts permitted development rights and can mean listed building consent as well. We assess your address early so you know before spending on drawings whether the Royal Borough of Kensington and Chelsea must approve it.

Where planning permission is required we prepare and submit the application to the council and manage the process to approval. Alongside planning we deal with building regulations for the structure, drainage and insulation, and serve party wall notices where foundations or walls affect a neighbour. Handling the local authority, party wall and construction together keeps a W11 extension moving without the usual gaps between separate trades.

  • Architectural drawings and structural coordination
  • Single and double storey extensions
  • Side-return and rear extensions
  • Wrap-around extensions and infills
  • Loft conversions and roof works
Service areaNotting Hill · W11
Local authorityThe Royal Borough of Kensington and Chelsea
Part ofCentral London (Inner London)
Typical homesGeorgian and Regency townhouses, many listed or within conservation areas
Also covered nearbyKensington, Chelsea, South Kensington, Knightsbridge and Holland Park

Why Choose GS Renovation in Notting Hill

Extensions in Notting Hill live or die on the local detail, and that is where 30+ years in W11 counts. GS Renovation knows conservation and listed constraints in the Royal Borough, delivers the groundworks, steel and roofing to building control standard, and coordinates planning and party wall matters. One accountable team from foundation to finish, with no surprises.

  • 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 Notting Hill

How much does house extensions cost in Notting Hill?

There is no fixed price for house extensions in Notting Hill, 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 Notting Hill?

Most house extensions projects in Notting Hill take between two and eight weeks depending on the scope and whether structural work is involved. We provide a clear programme before work begins so you know exactly what to expect.

Why choose GS Renovation for house extensions in Notting Hill?

Because we manage every trade in-house, your Notting Hill project stays consistent and accountable from first fix to finish. Add transparent pricing, full insurance and real aftercare, and it is easy to see why Notting Hill clients recommend us.

Do I need planning permission for an extension in Notting Hill?

Many single-storey rear extensions in Notting Hill 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 Notting Hill?

Yes. A large share of Notting Hill'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.

Can I extend my Notting Hill house under permitted development?

Sometimes, but often not. Large parts of Notting Hill are within a conservation area and many W11 houses are listed, which commonly restricts or removes permitted development rights and may require listed building consent. We check your specific property against the Royal Borough's rules before design work begins, so you know whether a full planning application is needed rather than assuming.

Do you cover all of Notting Hill?

We cover the whole of Notting Hill and the W11 area and the surrounding Central London. If you are nearby and not sure, just call 07472 424 226 and we will tell you straight away.

Every Service, One Team

More GS Renovation Services in Notting Hill

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

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House Extensions Near Notting Hill

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Ready to Start Your Notting Hill Project?

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

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