Updated 8 October 2026 · 69 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.
69
New Leads (30 Days)
£138,768
Average Project Value
17
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 are the most common project type, appearing in 56 of the 69 leads tracked in the last 30 days, with Loft Conversions also showing consistent demand alongside Garden Rooms. Projects can fall into more than one category, so these figures don't need to add up to the total.
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 | City of London | £100k–£250k | Erection of a single storey rear and side extension and rear dormer; conversion of single family dwellinghouse into two flats. | Approved |
| Single Storey Front Extension | Greater London | £50k–£100k | Proposed single storey rear extension with installation of front gates. | Approved |
| Single Storey Rear Extension | Greater London | £100k–£250k | Alterations to existing single storey rear addition and erection of first floor rear extension. | Approved |
| Wrap-Around Extension | Greater London | £50k–£100k | Single-storey rear and side extension with mansard. | Approved |
| Side Extension | Greater London | £50k–£100k | Proposed garage conversion to a habitable room and first floor side extension. | Approved |
Wrap-Around Extension
City of London
Erection of a single storey rear and side extension and rear dormer; conversion of single family dwellinghouse into two flats.
Single Storey Front Extension
Greater London
Proposed single storey rear extension with installation of front gates.
Single Storey Rear Extension
Greater London
Alterations to existing single storey rear addition and erection of first floor rear extension.
Wrap-Around Extension
Greater London
Single-storey rear and side extension with mansard.
Side Extension
Greater London
Proposed garage conversion to a habitable room and first floor side extension.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | Greater London | £50k–£100k | Alterations including erection of a rear dormer roof extension and formation of a rear roof terrace. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Certificate of lawfulness (proposed) for erection of a rear dormer roof extension to the main rear roof slope. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Erection of a mansard extension to the rear roof with French doors and safety railing; rooflights to the front roofslope. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Proposed alterations including erection of a dormer roof extension to the main rear roof. | Approved |
| Loft Conversion | Greater London | £50k–£100k | Hip-to-gable side roof extension, rear dormer roof extension, extension above the two-storey rear addition and a single-storey rear/side extension. | Pending |
Loft Conversion
Greater London
Alterations including erection of a rear dormer roof extension and formation of a rear roof terrace.
Loft Conversion
Greater London
Certificate of lawfulness (proposed) for erection of a rear dormer roof extension to the main rear roof slope.
Loft Conversion
Greater London
Erection of a mansard extension to the rear roof with French doors and safety railing; rooflights to the front roofslope.
Loft Conversion
Greater London
Proposed alterations including erection of a dormer roof extension to the main rear roof.
Loft Conversion
Greater London
Hip-to-gable side roof extension, rear dormer roof extension, extension above the two-storey rear addition and a single-storey rear/side extension.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Garage Conversion | Greater London | £25k–£50k | Conversion of garage into a habitable room. | Approved |
| Garage Conversion | Greater London | £25k–£50k | Alter existing garage to provide a workshop, shower room and storage including new glazed doors, rooflights and widened rear garage opening; construct timber pergola; enlarge rear opening of main house and replace glazing with new double doors and windows. | Approved |
| Garage Conversion | Greater London | £25k–£50k | Householder alterations including replacement timber windows and doors, installation of an AC unit and conversion of garage to habitable space. | Approved |
| Garden Room | Greater London | Under £25k | Retention of a timber pergola in the rear garden. | Pending |
| Garden Room | Greater London | £50k–£100k | Erection of a two-storey outbuilding in the rear garden to provide additional ancillary habitable accommodation. | Pending |
Garage Conversion
Greater London
Conversion of garage into a habitable room.
Garage Conversion
Greater London
Alter existing garage to provide a workshop, shower room and storage including new glazed doors, rooflights and widened rear garage opening; construct timber pergola; enlarge rear opening of main house and replace glazing with new double doors and windows.
Garage Conversion
Greater London
Householder alterations including replacement timber windows and doors, installation of an AC unit and conversion of garage to habitable space.
Garden Room
Greater London
Retention of a timber pergola in the rear garden.
Garden Room
Greater London
Erection of a two-storey outbuilding in the rear garden to provide additional ancillary habitable accommodation.
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 single-storey rear and side extension and rear dormer extension to main rear roof slope, in connection with the proposed conversion of the existing single family dwellinghouse into one x 3 bedroom flat and 1 x 4 bedroom flat
£100k–£250kCity of London
Erection of a single storey rear and side extension and rear dormer; conversion of single family dwellinghouse into two flats.
Alterations including erection of single-storey rear/side extension.
£50k–£100kGreater London
Proposed single storey rear extension with installation of front gates.
Alterations including erection of single storey rear extension and first floor rear extension.
£100k–£250kGreater London
Alterations to existing single storey rear addition and erection of first floor rear extension.
Alterations including erection of mansard roof extension to main rear roof including raising the ridge by 300mm; Erection of single storey rear/side extension and rear extension.
£50k–£100kGreater London
Single-storey rear and side extension with mansard.
Recent applications from across Wandsworth at an early enough stage to act on.
See All 69 Construction Leads in Wandsworth
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Get Access NowPlanning Application Status in Wandsworth
52%
Approved
32%
Pending
16%
Refused
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.
Earlier contact usually means less competition.
Based on planning applications submitted over the last 30 days.
Planning Approval Times in Wandsworth
Among applications tracked by BuildAlert in Wandsworth, the median time from submission to decision is 7 weeks. Smaller projects like extensions tend to be approved more quickly, while larger developments can take longer.
Based on approved applications with recorded decision dates over the last 3 months.
Domestic vs Commercial Projects in Wandsworth
In Wandsworth, the vast majority (90%) 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
Approved applications can be particularly valuable because the project has cleared a major planning hurdle and may be moving closer to construction.
Target Higher-Value Projects
Filter by estimated project value to focus your outreach on jobs that match the size and type of work your business takes on.
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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