Loft conversion cost London/Notting Hill
W11 · Kensington & Chelsea · 2026 prices

Loft conversion cost
in Notting Hill.

Notting Hill — W11 — north of Kensington and one of London's most iconic postcodes. The streets around Westbourne Park Road and Ledbury Road are filled with stucco-fronted Victorian terraces and grand garden squares.

£55k–£268k
typical Notting Hill range
W11
Kensington & Chelsea
3.0 km
from our Fulham studio
12-month
Workmanship warranty on second-fix fittings, signed by the trades
Notting Hill housing stock & planning

What makes loft work in Notting Hill distinct.

Housing: Stucco terraces, Italianate villas, garden squares — many converted to flats, premium single-family stock remaining on Ladbroke Grove and around Portobello.

Planning: Ladbroke, Pembridge and Norland conservation areas cover virtually all of W11. Listed buildings are scattered throughout.

Applications go to Royal Borough of Kensington & Chelsea. We submit on your behalf and handle conservation officer correspondence end-to-end.

Streets we work in Notting Hill
Ledbury RoadWestbourne Park RoadPortobello RoadLansdowne RoadClarendon Road
Loft prices for Notting Hill, by type

The five loft types — W11 numbers.

All figures inclusive of design, planning, build, contingency and VAT. The Notting Hill multiplier (1.22×) reflects local labour, scaffolding logistics, conservation requirements and finish expectations.

Velux / rooflight only
Notting Hill typical
£55k£92k
Roof stays as-is. Cheapest route, limited headroom, almost always PD.
Rear dormer
Notting Hill typical
£92k£146k
The London classic. Full standing height across most of the floor.
L-shape dormer
Notting Hill typical
£116k£183k
Dormer + side return at loft level. Master + en-suite typical.
Hip-to-gable + rear dormer
Notting Hill typical
£134k£207k
Semi-detached / end-of-terrace. Maximum floor area gain.
Mansard
Notting Hill typical
£159k£268k
Rear roof replaced. Premium choice for period houses. Full planning.
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The 2026 London Loft Cost Guide.

Borough-by-borough pricing, a full cost breakdown, PD vs full planning explained, and the seven hidden costs to watch for in Notting Hill and beyond.

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Notting Hill loft FAQ

What Notting Hill homeowners ask us.

Do I need planning permission for a loft in Notting Hill?

Ladbroke, Pembridge and Norland conservation areas cover virtually all of W11. Listed buildings are scattered throughout. Outside conservation areas, most rear-dormer conversions in Notting Hill qualify for permitted development (PD) within the 40m³ (terrace) or 50m³ (semi/detached) volume limits. Mansards always need full planning. We check your specific address before quoting and submit the application on your behalf.

What's the typical loft type on a Notting Hill stucco terrace?

Mansards — almost without exception. The terraces were built with parapeted facades, which means a mansard sits behind the original streetscape invisibly and adds a substantial floor with elegant proportions. Expect £170–£260k all-in for a typical Notting Hill mansard.

How long does a Notting Hill loft conversion take?

Typical timeline: 6–10 weeks for design and planning (longer in conservation areas like much of Notting Hill), then 8–14 weeks on site for a standard dormer, 12–18 weeks for an L-shape or hip-to-gable, and 14–20 weeks for a mansard. Royal Borough of Kensington & Chelsea processes PD-route Lawful Development Certificates in approximately 8 weeks.

What does a loft conversion add to Notting Hill property values?

In W11, a well-executed loft conversion typically adds 15–25% to property value — often more in prime postcodes. The ROI is strongest when you add a double bedroom plus en-suite, which is the standard L-shape dormer configuration. Property uplift on a £55k–£268k build commonly exceeds the build cost by 30–60%.

Does 2VP work on Notting Hill loft conversions?

Yes — Notting Hill is within our core London catchment. Our studio is at 20 Dawes Road in Fulham, 3.0km from Notting Hill. We've delivered loft conversions across the W11 postcode and our subcontractor network covers Kensington & Chelsea. Free site visit, itemised quotation, 12-month workmanship warranty on second-fix fittings on the finished work — with an optional 10-year HomePro guarantee on request, arranged with HomePro and paid directly to them at 2.5% of the contract value.

Nicholas Elias RIBA
Vladimir Castravet
Free site visit · Notting Hill

Twenty minutes on site in Notting Hill.
On us.

Nick Elias RIBA and Vladimir will visit your Notting Hill home, walk the loft, check head height, advise on PD vs planning, and give you a realistic budget and programme — even if a loft isn’t right for your house.

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If this is your project

The home you actually want, finished on the date in the contract — and you watch every day of it happen from your phone.

How fast
  • Your number in 60 seconds
  • Itemised stage breakdown in 2 minutes
  • Survey within 7 days
What you do

You answer 3 questions. We do the drawings, planning, party wall, trades and snagging.

What protects you
  • 10% to mobilise, then weekly against work already done — with 5% held past handover: 2.5% released at practical completion and 2.5% at the end of the 12-month defects period
  • £550 survey fee credited in full against your contract
  • Every variation priced and signed before a penny is spent

The date is a term of the contract. We finish on the agreed date, or we pay you £500 for every week we are late.

Do not take our word for it

4.8 from 16 Google reviews

Every review is published in full on our reviews page, including the one-star. Google is the only platform we quote a rating for, because it is the only one we can evidence.

★★★★★
As a structural engineer, I've collaborated with 2VP Projects Ltd on several residential projects in London. Their attention to detail, proactive site management, and clear communication make every stage—from design to execution—smooth and efficient. It's rare to find a contractor who values both precision and professionalism at this level. A truly reliable partner.
Igors Smirnovs · Structural engineer we have worked with · June 2025
★★★★★
Great company to work with. Professional, reliable and easy to deal with. Vladimir and the team are always responsive, straightforward and genuinely care about doing things properly. I've had a very positive experience working with 2VP and would happily recommend them.
Sheen Delicatessen · Business client · August 2026
★★★★★
Extension went smoothly from start to finish. Communication was great throughout, and the team delivered exactly what we asked for. Thank you, 2VP!
Dan Martea · August 2026
Warranties and protections

What is covered, and by whom

A builder’s own guarantee is worth exactly as much as the company standing behind it. Here is what comes as standard, what you can add, and what has to come from somebody other than us — set out in full on our insurance and guarantee page.

Included in the contract
  • 12-month workmanship warranty on second-fix fittings
  • £5M public liability
  • £10M employer's liability
  • £2M professional indemnity
Optional, on request
  • HomePro insurance-backed guarantee, 10 years
  • Priced at 2.5% of the contract sum
  • Underwritten by an insurer, so it survives us
Not from us
  • 10-year structural warranty on a new dwelling (NHBC / LABC / Premier)
  • Professional fees — architect, engineer, building control
  • We will tell you when you need one rather than let you find out