Updated 13 July 2026 · 176 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.
176
New Leads (30 Days)
£199,574
Average Project Value
78
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 (152 of 216 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 |
|---|---|---|---|---|
| Side Extension | Greater London | £100k–£250k | Proposed ground floor side extension and L-shape loft extension with facade alterations. | 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 |
| Single Storey Rear Extension | London Borough of Wandsworth | £50k–£100k | Single storey rear extension as per drawing. | Approved |
| Rear Extension | Greater London | £100k–£250k | Ground and second floor rear extensions with new windows and tiling. | Approved |
Side Extension
Greater London
Proposed ground floor side extension and L-shape loft extension with facade alterations.
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.
Single Storey Rear Extension
London Borough of Wandsworth
Single storey rear extension as per drawing.
Rear Extension
Greater London
Ground and second floor rear extensions with new windows and tiling.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | Greater London | £50k–£100k | Loft conversion for additional living space. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Proposal for a loft extension. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Loft conversion with roof terrace. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Mansard loft conversion to main roof. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Proposed loft conversion with raised ridge, dormer on main roof and outrigger, terrace and internal alterations. | Approved |
Loft Conversion
Greater London
Loft conversion for additional living space.
Loft Conversion
Greater London
Proposal for a loft extension.
Loft Conversion
Greater London
Loft conversion with roof terrace.
Loft Conversion
Greater London
Mansard loft conversion to main roof.
Loft Conversion
Greater London
Proposed loft conversion with raised ridge, dormer on main roof and outrigger, terrace and internal alterations.
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 |
| Garden Room | Greater London | £25k–£50k | Erection of a timber framed garden room. | Approved |
| New Build | Greater London | £250k–£1m | Part demolition of existing dwelling and erection of a two-storey 4-bedroom dwellinghouse. | 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.
Garden Room
Greater London
Erection of a timber framed garden room.
New Build
Greater London
Part demolition of existing dwelling and erection of a two-storey 4-bedroom dwellinghouse.
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.
Alterations including erection of a hip-to-gable side roof extension and a mansard roof extension to main rear roof including raising ridge by 300mm, erection of roof extension above part of two storey back addition and single- storey side extension.
£100k–£250kGreater London
Proposed ground floor side extension and L-shape loft extension with facade alterations.
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.
Alterations including erection of a mansard extension to the main rear roof, including raising the ridge by 350mm.
£50k–£100kGreater London
Loft conversion for additional living space.
Details of materials pursuant to condition 4 of planning permission dated 04/02/2025 ref 2024/2104 (Erection of 2 x 2-bedroom and 2 x 1-bedroom two storey houses (Class C3), with associated car and cycle parking, hard and soft landscaping, amenity space and refuse storage.)
£250k–£1mLondon Borough of Wandsworth
Erection of 2 x 2-bedroom and 2 x 1-bedroom two storey houses with associated amenities.
Recent applications from across Wandsworth at an early enough stage to act on.
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Get Access NowPlanning Application Outcomes in Wandsworth
45%
Approved
48%
Pending
7%
Rejected
In Wandsworth, 45% of planning applications are approved, 48% are still pending, and 7% are rejected. Contacting homeowners early gives you the best chance of winning work.
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 8 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 (96%) 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.
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We monitor Wandsworth Council and surrounding authorities daily for new residential projects.
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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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