Updated 21 September 2026 · 140 new leads in the last 30 days
Construction Leads in Waltham Forest
Pick up construction leads in Waltham Forest as soon as they land on the planning register. See which homeowners across the borough are getting ready to build and reach them before a shortlist is drawn up.
- Taken directly from Waltham Forest Council planning decisions
- Contact homeowners while the project is still being scoped
- No shared enquiry lists or bidding platforms
Data sourced from Waltham Forest Council planning records and kept up to date.
140
New Leads (30 Days)
£93,571
Average Project Value
22
High Value Projects
Over £100k
Extensions
Most Common Project
Construction Trends in Waltham Forest
Walthamstow's streets of Victorian terraces produce a steady flow of loft conversions and rear extensions, much of it driven by younger families who bought in Walthamstow Village or around the market before prices caught up with neighbouring Hackney. Leyton and Leytonstone follow a similar pattern on their own terraced housing, while Chingford and Highams Park, closer to Epping Forest, have larger 1930s semis that bring through bigger single-storey extensions and garage conversions.
Project Type Breakdown
Here is a breakdown of recent planning applications across Waltham Forest by project type, showing where the work is currently concentrated.
In Waltham Forest, Extensions account for the majority of planning applications (125 of 169 in the last 30 days), with Loft Conversions also showing consistent demand alongside Garden Rooms.
Most Active Architects and Planning Consultants in Waltham Forest
The architects and planning consultants submitting the most construction-related applications in Waltham Forest, based on recent planning records.
- 1LONDON CONSULTANTS LTD
- 2Space 120 Architects
- 3Virtue Architecture
- 4Hilton & Wallace Ltd
Project Value Insights
Grouping Waltham Forest applications by rough project value makes it easier to prioritise which ones to follow up first.
- £25k – £50kGarage conversions, small rear extensions, and garden studios
- £50k – £100kStandard loft conversions and single-storey rear extensions
- £100k – £250kSide return extensions, double-storey additions, and full refurbishments
- £250k+Basement digs and large-scale renovation or conversion projects
The larger budgets tend to cluster around Walthamstow Village and parts of Chingford, where property values and household spending support more ambitious builds.
Recent Planning Applications in Waltham Forest
Extensions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Single Storey Rear Extension | 18 Carnanton Road, Walthamstow, London, E17 4DA | £50k–£100k | Construction of a single storey rear extension. | Approved |
| Wrap-Around Extension | 91 Oak Hill, Woodford Green, IG8 9PG | £100k–£250k | Construction of a two storey side extension and single storey rear extension. | Approved |
| Single Storey Rear Extension | Greater London | £50k–£100k | Lawful Development Certificate for construction of a single storey rear extension. | Pending |
| Single Storey Rear Extension | Greater London | £50k–£100k | Construction of a single storey rear extension. | Pending |
| Double Storey Extension | Greater London | £100k–£250k | Construction of a two-storey side extension and porch replacement. | Pending |
Single Storey Rear Extension
18 Carnanton Road, Walthamstow, London, E17 4DA
Construction of a single storey rear extension.
Wrap-Around Extension
91 Oak Hill, Woodford Green, IG8 9PG
Construction of a two storey side extension and single storey rear extension.
Single Storey Rear Extension
Greater London
Lawful Development Certificate for construction of a single storey rear extension.
Single Storey Rear Extension
Greater London
Construction of a single storey rear extension.
Double Storey Extension
Greater London
Construction of a two-storey side extension and porch replacement.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | Greater London | £100k–£250k | Proposed hip to gable side roof extension and dormer roof extension with two roof lights. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Lawful Development Certificate for dormer roof extension and roof extension above outrigger. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Lawful Development Certificate for dormer roof extension and roof extension above outrigger. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Proposed dormer roof extension to rear and roof extension above two-storey outrigger with two front rooflights (lawful development certificate application). | Pending |
| Loft Conversion | Greater London | £100k–£250k | Convert single dwelling into two self-contained flats including first-floor rear extension and rear dormer roof extension with fenestration alterations. | Pending |
Loft Conversion
Greater London
Proposed hip to gable side roof extension and dormer roof extension with two roof lights.
Loft Conversion
Greater London
Lawful Development Certificate for dormer roof extension and roof extension above outrigger.
Loft Conversion
Greater London
Lawful Development Certificate for dormer roof extension and roof extension above outrigger.
Loft Conversion
Greater London
Proposed dormer roof extension to rear and roof extension above two-storey outrigger with two front rooflights (lawful development certificate application).
Loft Conversion
Greater London
Convert single dwelling into two self-contained flats including first-floor rear extension and rear dormer roof extension with fenestration alterations.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Heritage | Greater London | £25k–£50k | Replacement of uPVC windows and front door with timber sash windows and door. | Pending |
| Garden Room | Greater London | £25k–£50k | Construction of a single storey outbuilding in the rear garden. | Pending |
| Porch | Greater London | £25k–£50k | Lawful Development Certificate for construction of single storey front entrance porch. | Pending |
| Garden Room | Greater London | £25k–£50k | Construction of a single storey rear garden outbuilding after removing the existing garage. | Pending |
| Garden Room | London | Under £25k | Demolition of an existing garden shed and erection of a proposed single-storey garden outbuilding. | Pending |
Heritage
Greater London
Replacement of uPVC windows and front door with timber sash windows and door.
Garden Room
Greater London
Construction of a single storey outbuilding in the rear garden.
Porch
Greater London
Lawful Development Certificate for construction of single storey front entrance porch.
Garden Room
Greater London
Construction of a single storey rear garden outbuilding after removing the existing garage.
Garden Room
London
Demolition of an existing garden shed and erection of a proposed single-storey garden outbuilding.
Data sourced from Waltham Forest Council planning records and kept up to date.
Featured Projects
A snapshot of construction opportunities currently working their way through the Waltham Forest planning system.
Construction of a single storey rear extension.
£50k–£100k18 Carnanton Road, Walthamstow, London, E17 4DA
Construction of a single storey rear extension.
Construction of a two storey side extension and single storey rear extension.
£100k–£250k91 Oak Hill, Woodford Green, IG8 9PG
Construction of a two storey side extension and single storey rear extension.
Lawful Development Certificate (Proposed) – Construction of a single storey rear extension.
£50k–£100kGreater London
Lawful Development Certificate for construction of a single storey rear extension.
Lawful Development Certificate (Proposed) - Construction of a hip to gable side roof extension, and dormer roof extension to main rear roof, together with installation of two roof lights to front roof slope.
£100k–£250kGreater London
Proposed hip to gable side roof extension and dormer roof extension with two roof lights.
Recently submitted Waltham Forest applications worth a follow-up call.
See All 140 Construction Leads in Waltham Forest
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Get Access NowPlanning Application Outcomes in Waltham Forest
4%
Approved
93%
Pending
3%
Rejected
In Waltham Forest, 4% of planning applications are approved, 93% are still pending, and 3% are rejected. Contacting homeowners early gives you the best chance of winning work.
Earlier contact usually means less competition.
Based on planning application outcomes over the last 3 months.
Planning Approval Times in Waltham Forest
In Waltham Forest, most planning applications are decided within 11 weeks. Smaller projects like extensions tend to be approved more quickly, while larger developments can take longer.
Domestic vs Commercial Projects in Waltham Forest
In Waltham Forest, the vast majority (89%) 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 Waltham Forest
Waltham Forest has been one of the faster-rising parts of east London over the past decade, largely on the back of Victoria line access and overspill demand from Hackney, and a lot of owners who bought early now have the equity to fund a proper extension rather than a token upgrade. That keeps project budgets healthier than the borough's average house price alone would suggest.
How to Win Jobs in Waltham Forest
Contact Homeowners Early
A new planning application is the clearest early sign a homeowner is ready to build - reaching out at that point beats waiting to be invited to quote.
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
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Nearby Areas
Waltham Forest borders a few boroughs with a similar spread of terraced housing, so builders here typically end up covering more than one patch.
Frequently Asked Questions
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