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Brockley · South East LondonLoft conversions and extensions in Brockley
We design and build loft conversions, extensions and renovations in Brockley, including our loft conversion and bathroom remodel on Arica Road, SE4.

A recent Buildspace Projects build.
Homes in Brockley and what suits them
Lewisham Council describes Brockley as a leafy Victorian suburb, with most houses built in the second half of the 1800s and details such as stucco window surrounds, tiled paths and deep front gardens. These houses usually suit a rear or L-shaped dormer loft and a rear or side-return extension.
Planning in Brockley
- Brockley is in the London Borough of Lewisham, so applications go to Lewisham Council.
- The Brockley conservation area was designated in 1973. It has an Article 4 direction to keep its architectural features, so some alterations that would normally be permitted development need planning permission.
- We design dormers and extensions to the rear and keep the front of the house intact, and we check the direction against your street before we draw anything.
- Outside the conservation area, many rear dormers and single-storey rear extensions can be built under permitted development.
How we work in Brockley
Our in-house team does the measured survey, drawings and the planning or permitted-development application through Plan It, then manages the build with a single project lead. Party wall agreements are handled through our partner surveyors. Typical build times: rear dormer 10–12 weeks, L-shaped dormer 12–14 weeks, mansard 12–16 weeks, rear extension 12–16 weeks.
Start your project
Need drawings and planning first, or ready to price the build? Choose your route, or call 0203 488 6500.
Our work in Brockley
Brockley: questions homeowners ask
Do I need planning permission for a loft conversion in Brockley?
Outside the Brockley conservation area, many rear dormers can be built under permitted development. Inside it, dormers need planning permission, and the Article 4 direction removes some further permitted development rights.
Which council handles planning in Brockley?
Lewisham Council.
How long does a loft conversion or extension take in Brockley?
Most of our lofts take 10–16 weeks on site and most rear extensions 12–16 weeks, depending on the design. If you need planning permission, allow around 8 weeks for the council's decision on a householder application, plus time to prepare the drawings.
Can you design it as well as build it?
Yes. Our Plan It service covers the measured survey, drawings and the planning or permitted-development application. You can stop there, or carry straight on to the build with the same team.
Nearby areas
More in South East London
- Bromley
- Beckenham
- Forest Hill
- Sydenham
- Lewisham
- Catford
- Blackheath
- Greenwich
- Eltham
- Chislehurst
- Orpington
- Bexleyheath
- Sidcup

