Updated 26 July 2026 · 170 new leads in the last 30 days
Construction Leads in Wandsworth
Discover construction leads in Wandsworth sourced from live planning applications across the borough. Whether you focus on loft schemes, rear extensions, or full-house renovation, find the projects early and reach homeowners first.
- Sourced from Wandsworth Council planning data, refreshed regularly
- Projects visible from submission, before homeowners start collecting quotes
- Contact homeowners directly, with no platform taking a cut
Data sourced from Wandsworth Council planning records, updated regularly.
170
New Leads (30 Days)
£200,294
Average Project Value
73
High Value Projects
Over £100k
Extensions
Most Common Project
Construction Trends in Wandsworth
Wandsworth covers a wide stretch of south London and the housing shifts considerably across it. Battersea has Victorian terraces alongside mansion blocks and newer flats near the power station. Putney leans suburban, with larger semis and detached houses with decent gardens where rear additions and outbuildings are more practical. Balham and Tooting are dominated by Edwardian terraces, many unrenovated, where applications for loft conversions and kitchen extensions are filed regularly. Earlsfield and Southfields produce a similar pattern: family homes that owners are improving rather than leaving.
Project Type Breakdown
Below is a breakdown of planning applications submitted to Wandsworth Council by project type over the past 30 days.
In Wandsworth, Extensions account for the majority of planning applications (154 of 208 in the last 30 days), with Loft Conversions also showing consistent demand alongside New Builds.
Project Value Insights
Project budgets in Wandsworth range from straightforward loft schemes to substantial full-house renovations. These ranges help you gauge where the work fits and whether it suits your pipeline.
- £25k – £50kGarage conversions, garden studios, and smaller rear additions
- £50k – £100kLoft conversions, kitchen extensions, and combined smaller works
- £100k – £250kTwo-storey extensions, wraparound additions, and larger refurbishments
- £250k+Substantial whole-house renovations and high-specification schemes in Putney and Battersea riverside
Higher-value projects tend to come from Putney, the Battersea riverside, and parts of Clapham Junction, where larger properties and stronger renovation budgets push costs toward the top of the range.
Recent Planning Applications in Wandsworth
Extensions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Wrap-Around Extension | London | £100k–£250k | Alterations including two-storey side extension and ground floor rear extension. | Approved |
| Extension | London Borough of Wandsworth | £25k–£50k | Replacement of rotting timber windows with uPVC windows on upper floors. | Approved |
| Single Storey Rear Extension | London Borough of Wandsworth | £100k–£250k | Alterations and extension of the roof including dormers and a rear single storey extension. | Refused |
| Side Extension | London | £1m+ | Mixed-use redevelopment including markets, residential, and commercial uses. | Approved |
| Wrap-Around Extension | London Borough of Wandsworth | £50k–£100k | Demolition and reconstruction of the garage with ground floor rear and side extensions. | Approved |
Wrap-Around Extension
London
Alterations including two-storey side extension and ground floor rear extension.
Extension
London Borough of Wandsworth
Replacement of rotting timber windows with uPVC windows on upper floors.
Single Storey Rear Extension
London Borough of Wandsworth
Alterations and extension of the roof including dormers and a rear single storey extension.
Side Extension
London
Mixed-use redevelopment including markets, residential, and commercial uses.
Wrap-Around Extension
London Borough of Wandsworth
Demolition and reconstruction of the garage with ground floor rear and side extensions.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | London Borough of Wandsworth | £50k–£100k | Proposed outrigger dormer extension and floor plan redesign. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Proposal for a loft extension. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Erection of single storey rear extension and loft conversion with rear dormer and front skylights. | Approved |
| Loft Conversion | Greater London | £100k–£250k | Ground floor rear extension and loft conversion. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Mansard loft conversion with ridgeline raising. | Approved |
Loft Conversion
London Borough of Wandsworth
Proposed outrigger dormer extension and floor plan redesign.
Loft Conversion
Greater London
Proposal for a loft extension.
Loft Conversion
Greater London
Erection of single storey rear extension and loft conversion with rear dormer and front skylights.
Loft Conversion
Greater London
Ground floor rear extension and loft conversion.
Loft Conversion
Greater London
Mansard loft conversion with ridgeline raising.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| New Build | London Borough of Wandsworth | £250k–£1m | Erection of 2 x 2-bedroom and 2 x 1-bedroom two storey houses with associated amenities. | Approved |
| New Build | Greater London | £25k–£50k | Erection of a new entrance door and separation of a commercial unit from a residential flat. | Approved |
| Garden Room | Greater London | £50k–£100k | Demolition of existing timber outbuilding and construction of a single storey studio. | Refused |
| Porch | London | £25k–£50k | Construction of new porch roof to entrance. | Approved |
| New Build | Greater London | £250k–£1m | Demolition of existing building and erection of a part two/part three storey building providing 4 x two-bedroom and 1 x three-bedroom flats with associated amenities. | Approved |
New Build
London Borough of Wandsworth
Erection of 2 x 2-bedroom and 2 x 1-bedroom two storey houses with associated amenities.
New Build
Greater London
Erection of a new entrance door and separation of a commercial unit from a residential flat.
Garden Room
Greater London
Demolition of existing timber outbuilding and construction of a single storey studio.
Porch
London
Construction of new porch roof to entrance.
New Build
Greater London
Demolition of existing building and erection of a part two/part three storey building providing 4 x two-bedroom and 1 x three-bedroom flats with associated amenities.
Data sourced from Wandsworth Council planning records, updated regularly.
Featured Projects
A selection of recently filed planning applications from across Wandsworth that local builders can follow up on.
Details of Construction Management Plan, Construction & Environmental Managemet Plan, and Landscape and Ecological Enhancement and Management Plan pursuant to conditions 3, 7 and 8 of planning permission dated 11/12/2025 ref 2025/2532 (Alterations including erection of two storey (including basement) side extension, new roof with raising of the ridge, ground floor rear extension and installation of replacement windows throughout).
£100k–£250kLondon
Alterations including two-storey side extension and ground floor rear extension.
Alterations including replacement of timber windows with uPVC windows to first, second and third floors front, side and rear elevations;.
£25k–£50kLondon Borough of Wandsworth
Replacement of rotting timber windows with uPVC windows on upper floors.
Alterations including erection of side extensions to the main roof including above the two-storey side extension; Erection of dormer extension to the rear roof; Removal of existing garage doors and installation of a window to the ground floor front elevation in connection with conversion of garage to habitable space; Erection of a single storey rear extension; Installation of replacement timber windows to all elevations; Alterations to hard and soft landscaping to the rear garden; Installation of hardstanding, installation of 1 x car charging port, and alterations to the hard and soft landscaping to the front garden.
£100k–£250kLondon Borough of Wandsworth
Alterations and extension of the roof including dormers and a rear single storey extension.
Erection of extension above two storey back addition.
£50k–£100kLondon Borough of Wandsworth
Proposed outrigger dormer extension and floor plan redesign.
Recent applications from across Wandsworth at an early enough stage to act on.
See All 170 Construction Leads in Wandsworth
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Get Access NowPlanning Application Outcomes in Wandsworth
52%
Approved
44%
Pending
4%
Rejected
Most planning applications in Wandsworth 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.
Timing matters — earlier contact usually means less competition.
Based on planning application outcomes over the last 3 months.
Planning Approval Times in Wandsworth
In Wandsworth, most planning applications are decided within 7 weeks. Smaller projects like extensions tend to be approved more quickly, while larger developments can take longer.
Domestic vs Commercial Projects in Wandsworth
In Wandsworth, the vast majority (91%) of planning applications are domestic projects such as extensions and loft conversions. Commercial developments make up a smaller portion but can offer higher-value opportunities for larger contractors.
Demand for Building Work in Wandsworth
Wandsworth has drawn a sustained wave of families over the past decade, attracted by schools, green space, and transport links into the City and West End. Once people are in, they tend to stay and invest. The typical driver isn't dramatic. It's a growing family that needs a bedroom in the roof, or a kitchen that can't expand without pushing into the garden. Moving up within the borough is expensive, so the maths usually favour building out. That logic produces a reliable volume of mid-range residential work across the year.
How to Win Jobs in Wandsworth
Contact Homeowners Early
Planning applications show who is getting ready to build. Reaching out at that stage means you are in the conversation before most builders even know the job exists.
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
Three steps to start finding residential building work in Wandsworth through planning application data.
Track Planning Applications
We monitor Wandsworth Council and surrounding authorities daily for new residential projects.
Filter by Location & Type
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Contact Homeowners
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Nearby Areas
Builders covering Wandsworth regularly pick up work in nearby boroughs too. Lambeth, Merton, and Richmond all sit within close range and produce a consistent mix of residential projects.
Frequently Asked Questions
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