Updated 26 July 2026 · 75 new leads in the last 30 days
Construction Leads in Lambeth
Track construction leads in Lambeth from planning applications as soon as the council logs them. See who is preparing to build across the borough and reach out before the job goes out to quote.
- Sourced directly from Lambeth Council planning decisions
- Contact homeowners before a shortlist is drawn up
- No enquiry pools shared with other trades
Data sourced from Lambeth Council planning records and updated on an ongoing basis.
75
New Leads (30 Days)
£312,667
Average Project Value
37
High Value Projects
Over £100k
Extensions
Most Common Project
Construction Trends in Lambeth
Rows of Victorian terraces across Clapham, Brixton, and Stockwell generate a steady flow of side return and rear extension applications, often paired with a loft conversion to add a third bedroom. Streatham and West Norwood, with their wider plots and larger Edwardian houses, tend to produce bigger single jobs - full refurbishments and double-storey rear additions rather than small add-ons. Around Vauxhall and the riverside, newer flat developments bring through a different type of work, mostly internal fit-outs and reconfigurations.
Project Type Breakdown
The breakdown below shows what kind of construction projects have recently been submitted across Lambeth, so you can see where the work is concentrated.
In Lambeth, Extensions account for the majority of planning applications (51 of 86 in the last 30 days), with New Builds also showing consistent demand alongside Garden Rooms.
Project Value Insights
Grouping Lambeth applications by likely budget makes it easier to decide which ones are worth chasing first.
- £25k – £50kInternal reconfigurations, small loft rooms, and garden studios
- £50k – £100kSide return extensions and standard loft conversions
- £100k – £250kDouble-storey rear extensions and full house refurbishments
- £250k+Basement digs, major structural work, and large-scale renovations
The larger budgets tend to cluster around Clapham Old Town, Streatham, and West Norwood, where bigger properties and stronger household spending support more ambitious projects.
Recent Planning Applications in Lambeth
Extensions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Rear Extension | London Borough of Lambeth | £100k–£250k | Erection of rear ground floor and basement extensions. | Approved |
| Extension | London Borough of Lambeth | £50k–£100k | Replacement of two existing dormer windows and repair of other windows. | Approved |
| Extension | London Borough of Lambeth | £25k–£50k | Replacement of two existing timber framed dormer windows with single glazed timber framed casement windows. | Approved |
| Single Storey Rear Extension | Greater London | £100k–£250k | Erection of roof extension with dormer and single storey rear extension. | Approved |
| Wrap-Around Extension | Greater London | £250k–£1m | Erection of a ground and 1st floor side infill extension and rear extension, plus a roof extension for an additional storey. | Approved |
Rear Extension
London Borough of Lambeth
Erection of rear ground floor and basement extensions.
Extension
London Borough of Lambeth
Replacement of two existing dormer windows and repair of other windows.
Extension
London Borough of Lambeth
Replacement of two existing timber framed dormer windows with single glazed timber framed casement windows.
Single Storey Rear Extension
Greater London
Erection of roof extension with dormer and single storey rear extension.
Wrap-Around Extension
Greater London
Erection of a ground and 1st floor side infill extension and rear extension, plus a roof extension for an additional storey.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | Greater London | £50k–£100k | Application for a Certificate of Lawful Development for an L-shaped rear dormer roof extension. | Approved |
| Loft Conversion | 1 Camden Hill Road London Lambeth SE19 1NX | £50k–£100k | Loft conversion with traditional mansard and dormer windows. | Pending |
Loft Conversion
Greater London
Application for a Certificate of Lawful Development for an L-shaped rear dormer roof extension.
Loft Conversion
1 Camden Hill Road London Lambeth SE19 1NX
Loft conversion with traditional mansard and dormer windows.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| New Build | Greater London | £250k–£1m | Approval of details for a replacement three storey dwelling following demolition of the existing house. | Approved |
| New Build | Geoffrey Close Estate, Off Flaxman Road, Camberwell London | £1m+ | Partial approval of details for verification report related to a residential redevelopment project. | Approved |
| Heritage | Greater London | £25k–£50k | Replacement of existing single door and double doors on the ground floor level. | Approved |
| New Build | St Margarets Church Hall Cricklade Avenue London SW2 3HH | £250k–£1m | Approval of details pursuant to conditions of planning permission for residential units. | Approved |
| Porch | London | £25k–£50k | Application for a Certificate of Lawful Development for a front porch. | Approved |
New Build
Greater London
Approval of details for a replacement three storey dwelling following demolition of the existing house.
New Build
Geoffrey Close Estate, Off Flaxman Road, Camberwell London
Partial approval of details for verification report related to a residential redevelopment project.
Heritage
Greater London
Replacement of existing single door and double doors on the ground floor level.
New Build
St Margarets Church Hall Cricklade Avenue London SW2 3HH
Approval of details pursuant to conditions of planning permission for residential units.
Porch
London
Application for a Certificate of Lawful Development for a front porch.
Data sourced from Lambeth Council planning records and updated on an ongoing basis.
Featured Projects
A look at recent planning submissions from across Lambeth, spanning both domestic extensions and flat refurbishments.
Erection of rear ground floor and basement extensions with associated works and terrace.
£100k–£250kLondon Borough of Lambeth
Erection of rear ground floor and basement extensions.
Replacement of two existing timber framed casement dormer windows on a like-for-like basis with single glazed timber framed casement windows, together with the carrying out of works to repair all other existing windows. (Please note: The reference number for this Listed Building Consent application is 26/00630/LB, but there is also an associated application for Full Planning Permission related to these works with reference number: 26/00629/FUL)
£50k–£100kLondon Borough of Lambeth
Replacement of two existing dormer windows and repair of other windows.
Replacement of two existing timber framed casement dormer windows on a like-for-like basis with single glazed timber framed casement windows. (Please note: The reference number for this application for Full Planning Permission is 26/00629/FUL, but there is also an associated Listed Building Consent application related to these works with reference number: 26/00630/LB)
£25k–£50kLondon Borough of Lambeth
Replacement of two existing timber framed dormer windows with single glazed timber framed casement windows.
Erection of a single storey ground floor rear extension and associated works including construction of raised platform and steps to the rear garden enclosed in glazed balustrade, erection of roof extension with rear dormer, erection of a replacement front porch, and installation of 1 rooflight each to the side and front roof slope.
£100k–£250kGreater London
Erection of roof extension with dormer and single storey rear extension.
Recently submitted Lambeth applications worth a follow-up call.
See All 75 Construction Leads in Lambeth
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Get Access NowPlanning Application Outcomes in Lambeth
51%
Approved
45%
Pending
4%
Rejected
Most planning applications in Lambeth are approved, meaning a large proportion of these projects go ahead and become real building jobs. This creates strong opportunities for builders who contact homeowners early.
Getting in touch earlier puts you in a stronger position before others step in.
Based on planning application outcomes over the last 3 months.
Planning Approval Times in Lambeth
In Lambeth, most planning applications are decided within 8 weeks. Smaller projects like extensions tend to be approved more quickly, while larger developments can take longer.
Domestic vs Commercial Projects in Lambeth
In Lambeth, 71% of planning applications are domestic and 29% are commercial. Both segments offer opportunities depending on the scale of work you take on.
Demand for Building Work in Lambeth
Lambeth has a large private rental sector, and landlords here often invest in a refurbishment or a layout change between tenancies to justify a higher rent, which keeps a separate stream of work running alongside owner-occupier projects. Combined with how costly it is to move even a short distance within the borough, that means building work stays fairly constant regardless of what the wider sales market is doing.
How to Win Jobs in Lambeth
Contact Homeowners Early
A new planning application is the earliest sign a homeowner or landlord is ready to build - reaching out at that stage puts you ahead of contractors waiting for a formal tender.
Focus on Approved Applications
Prioritise leads that have already received planning approval. These homeowners are ready to hire and start work.
Target Higher-Value Projects
Filter for projects over £50k. Fewer builders compete for larger jobs, giving you better margins and longer contracts.
How BuildAlert Works
How to start turning Lambeth planning applications into actual building work.
Track Planning Applications
We monitor Lambeth Council and surrounding authorities daily for new residential projects.
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Contact Homeowners
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Nearby Areas
Lambeth sits close to several other boroughs with comparable housing stock, so it is common for builders here to cover a wider patch rather than just one postcode.
Frequently Asked Questions
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