Loft Conversions in Holland Park, W11
Dormer, hip-to-gable and mansard loft conversions for houses in Holland Park: a bedroom and bathroom under the roof, designed and built by one team.
Covered under one contract
- Structural design and calculations
- Planning or lawful development certificate
- New staircase, dormer and roof windows
- Insulation, fire safety and building control
- En-suite designed and fitted
- Waterproofing with guarantee for basements
Loft Conversions in Holland Park.
A loft conversion adds a bedroom and bathroom without touching the garden, and in most of Holland Park it is the most cost-effective way to gain a floor. Which type suits your house depends on the roof: Victorian and Edwardian terraces usually take a rear dormer, 1930s semis with hipped roofs need a hip-to-gable conversion to make the space usable, and in conservation areas a mansard or rooflight scheme may be the only option.
We start by measuring the roof. About 2.2 metres from the top of the joists to the ridge is needed for a comfortable room; we check this at the first visit before anything is drawn. From there our architects design the layout and the stair, our engineers design the new floor and any steelwork, and our team builds it with the house occupied throughout.
Most lofts are permitted development within the 40 or 50 cubic metre allowance, with the dormer at the rear. Flats, listed buildings and streets with Article 4 directions need a planning application, and every loft needs building regulations approval for the structure, fire escape and insulation. We manage all of it.
- Area
- Holland Park, W11 · W14
- Council
- Royal Borough of Kensington and Chelsea
- Housing
- Large detached and semi-detached Victorian villas, stucco terraces, artists' studio houses on Melbury Road and mansion flats
- Transport
- Holland Park, Kensington (Olympia)
- Loft, on site
- 8 to 12 weeks
- Headroom needed
- About 2.2 m at the ridge
- Consent
- Often permitted development for lofts
Holland Park: the houses and the planning rules.
Holland Park has the largest houses in west London: detached Italianate villas on Holland Park itself and Addison Road, the studio houses built for Victorian painters on Melbury Road, and the stucco crescents of Norland. Plots are generous, gardens are deep and the planning authority protects both.
The work we see here is at the top end of the residential market: whole-house refurbishments with new services, basements under the larger villas, garden rooms and pool houses, and interiors finished to a standard that matches the architecture. Programmes run for months, and coordination with neighbours and the borough is part of the job.
The Norland, Holland Park and Royal Crescent conservation areas cover the district, and many of the villas are listed.
Royal Borough of Kensington and Chelsea
RBKC decides applications. Detached villas are assessed on their setting within the conservation area, and roof extensions and side additions are tightly controlled.
Basements
Large plots make basements possible but the borough's single-storey, half-garden limit still applies, with a full impact assessment.
Listed studio houses
The Melbury Road studio houses are listed; internal changes need listed building consent and specialist heritage input.
Approvals for loft conversions in Holland Park.
Most loft conversions are permitted development within the 40 cubic metre allowance for a terrace or 50 for other houses, with the dormer at the rear. Conservation areas, flats and front dormers need a planning application, and every loft needs building regulations approval.
RBKC decides applications. Detached villas are assessed on their setting within the conservation area, and roof extensions and side additions are tightly controlled.
What loft conversions in Holland Park includes.
- Structural design and calculations
- Planning or lawful development certificate
- New staircase, dormer and roof windows
- Insulation, fire safety and building control
- En-suite designed and fitted
- Waterproofing with guarantee for basements
From site visit to handover.
- 01
Site visit & consultation
We visit, listen and measure. Brief, budget and constraints understood before any advice is given.
- 02
Design & itemised quote
Our architects and engineers draw the scheme, and from that we provide a transparent, itemised quotation for your approval.
- 03
Planning & approvals
Planning applications, building control and party wall matters handled for you.
- 04
Build, managed weekly
Our own trades, sequenced by a site manager. Progress reported every week.
- 05
Handover & aftercare
Joint snagging walk-through, documentation, and a guarantee on our workmanship.
Loft Conversions in Holland Park: your questions.
Is a loft conversion in Holland Park permitted development?
Often, provided the added volume is within 40 cubic metres for a terrace or 50 for other houses and the dormer is at the rear. Flats, listed buildings and streets with Article 4 directions need an application to the Royal Borough of Kensington and Chelsea.
How much headroom do I need for a loft conversion?
About 2.2 metres from the top of the ceiling joists to the ridge. Victorian and Edwardian roofs usually have it; 1930s hipped roofs often need a hip-to-gable conversion to make the space usable. We measure at the first visit.
Which parts of Holland Park do you cover?
All of Holland Park and W11 · W14, including Holland Park, Addison Road, Melbury Road, Royal Crescent, Holland Villas Road, Abbotsbury Road, and the neighbouring districts. We are based in London and our teams work across central, north, north-west, west and south-west London.
Other services in Holland Park.

House Refurbishment in Holland Park
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Flat Refurbishment in Holland Park
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House Extensions in Holland Park
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Structural Alterations in Holland Park
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Basement Conversions in Holland Park
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Kitchen Renovation in Holland Park
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Bathroom Renovation in Holland Park
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Bespoke Joinery & Fitted Furniture in Holland Park
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Architectural & Interior Design in Holland Park
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Planning Permission & Building Regulations in Holland Park
Read moreLoft Conversions across London.
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We will visit, listen and explain what is possible for your property and how it would be approved. No pressure, no sales pitch.
