Greater London · CR0, CR2, CR5, CR7, CR8
Loft Conversions in Croydon
A loft conversion converts an existing roof void into usable living space — typically a bedroom with en-suite — by adding a dormer or rooflights, strengthening the floor, forming a staircase and meeting Building Regulations for insulation, structure and fire escape.
In Croydon, that covers Purley, Coulsdon, South Croydon, Addiscombe, Selsdon, Shirley, Thornton Heath, Sanderstead, Waddon. Croydon combines a dense town centre and tower-block skyline with substantial suburban housing across Purley, Coulsdon, Addiscombe and Shirley, plus the Victorian and Edwardian terraces closer to South Croydon and Thornton Heath. Its position on the A23/M23 corridor puts it within easy reach of our Surrey and Sussex teams, and it borders Sutton, Bromley and Reigate & Banstead.
Coverage
Areas we cover in Croydon for loft conversions
Property styles in Croydon
Housing ranges from Victorian and Edwardian terraces near the town centre and South Croydon, through interwar semis across Addiscombe, Shirley and Thornton Heath, to larger detached houses in Purley, Coulsdon and Sanderstead. Loft conversions and rear extensions are common on the terraced and semi-detached stock, while the larger plots further south suit more substantial extension and outbuilding projects.
Planning considerations
Croydon Council (London Borough of Croydon) is the local planning authority. Several residential areas, including parts of South Croydon, Coulsdon and Addiscombe, are conservation areas, and parts of the borough's southern edge fall within the Metropolitan Green Belt, which affects extensions and new structures. As with all London boroughs, permitted development rights can also be more restricted on flats and some converted properties.
How it works
Our loft conversions process
- 01
Feasibility survey
Checking head height, roof structure, joist span and existing services to confirm what form of conversion the roof will support.
- 02
Design and approvals
Preparing drawings, agreeing whether the scheme falls under permitted development or needs a planning application, and submitting Building Regulations.
- 03
Structural works
Strengthening the floor, forming the dormer or roof alterations, installing the staircase and structural steel where required.
- 04
Fit-out and completion
Insulation, first and second fix services, plastering, joinery and decoration, finishing with Building Control sign-off.
Also in this area
Other services we provide in Croydon
Nearby coverage
Loft Conversions in nearby areas
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FAQs
Loft Conversions in Croydon: FAQs
Do you provide loft conversions across all of Croydon?
Yes, we cover the CR0, CR2, CR5, CR7 and CR8 postcode areas in full, including Purley, Coulsdon, South Croydon, Addiscombe, Selsdon, Shirley, Thornton Heath, Sanderstead, Waddon.
Do I need planning permission for a loft conversion?
Many loft conversions fall under permitted development if the added roof volume stays within set limits (typically 40m³ for terraced houses, 50m³ for semi-detached and detached) and materials match the existing house. Conversions on designated land, in conservation areas, or exceeding those limits need a full planning application, which we confirm at survey.
How much head height do I need for a loft conversion?
As a general guide, at least 2.2–2.3m from the top of the ceiling joist to the underside of the ridge gives a workable conversion, though this varies with roof pitch and the design chosen. We measure this precisely during the feasibility survey.
Do you cover all of Croydon, including Purley and Coulsdon?
Yes, we work across the CR0, CR2, CR5, CR7 and CR8 postcode areas, including the town centre, Purley, Coulsdon, South Croydon, Addiscombe, Selsdon, Shirley, Thornton Heath and Sanderstead.
Get a quote for loft conversions in Croydon
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Last reviewed 2026-07-28.