Updated 8 October 2026 · 146 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.
146
New Leads (30 Days)
£90,839
Average Project Value
23
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 are the most common project type, appearing in 132 of the 146 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.
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 | Construction of a single storey rear extension. | Pending |
| Rear Extension | 544 High Road Leytonstone, Leytonstone, London, E11 3DH | £100k–£250k | Construction of first-floor rear extensions to upper floor flats, including roof-top amenity space. | Approved |
| Single Storey Rear Extension | Greater London | £100k–£250k | Construction of a single storey rear extension and first floor rear extension. | 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
Construction of a single storey rear extension.
Rear Extension
544 High Road Leytonstone, Leytonstone, London, E11 3DH
Construction of first-floor rear extensions to upper floor flats, including roof-top amenity space.
Single Storey Rear Extension
Greater London
Construction of a single storey rear extension and first floor rear extension.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | London | £50k–£100k | Construction of a rear dormer and alterations to fenestration with roof-lights and patio doors. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Hip-to-gable side roof extension and rear dormer with two front rooflights to provide additional habitable accommodation in the roof. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Dormer roof extension to the main rear roof and installation of three front rooflights. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Proposed lawful development certificate for a dormer roof extension to the main rear roof, roof extension above a two‑storey outrigger and three front rooflights. | Pending |
| Loft Conversion | London | £50k–£100k | Dormer roof extension to the main rear roof, roof extension above two-storey outrigger and two front rooflights. | Pending |
Loft Conversion
London
Construction of a rear dormer and alterations to fenestration with roof-lights and patio doors.
Loft Conversion
Greater London
Hip-to-gable side roof extension and rear dormer with two front rooflights to provide additional habitable accommodation in the roof.
Loft Conversion
Greater London
Dormer roof extension to the main rear roof and installation of three front rooflights.
Loft Conversion
Greater London
Proposed lawful development certificate for a dormer roof extension to the main rear roof, roof extension above a two‑storey outrigger and three front rooflights.
Loft Conversion
London
Dormer roof extension to the main rear roof, roof extension above two-storey outrigger and two front rooflights.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| 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 | £25k–£50k | Construction of a single-storey outbuilding within the rear garden. | Pending |
| Garage Conversion | Greater London | Under £25k | Install garage door to form an internal garage, provide vehicle access gate behind existing piers, and add railings and pedestrian gate between boundary piers. | Pending |
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
Construction of a single-storey outbuilding within the rear garden.
Garage Conversion
Greater London
Install garage door to form an internal garage, provide vehicle access gate behind existing piers, and add railings and pedestrian gate between boundary piers.
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.
Construction of single storey rear extension.
£50k–£100kGreater London
Construction of a single storey rear extension.
Construction of first-floor rear extensions to the upper floor flats at 544 and 546 High Road, Leytonstone, including the creation of roof-top amenity space.
£100k–£250k544 High Road Leytonstone, Leytonstone, London, E11 3DH
Construction of first-floor rear extensions to upper floor flats, including roof-top amenity space.
Recently submitted Waltham Forest applications worth a follow-up call.
See All 146 Construction Leads in Waltham Forest
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Get Access NowPlanning Application Status in Waltham Forest
3%
Approved
93%
Pending
4%
Refused
In Waltham Forest, 3% of planning applications are approved, 93% are still pending, and 4% are refused. Pending applications can give builders an opportunity to make contact while projects are still at an early stage.
Earlier contact usually means less competition.
Based on planning applications submitted over the last 30 days.
Planning Approval Times in Waltham Forest
Among applications tracked by BuildAlert in Waltham Forest, the median time from submission to decision is 11 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 Waltham Forest
In Waltham Forest, 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 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
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
A quick guide to turning Waltham Forest planning applications into real building work.
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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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