Updated 13 July 2026 · 239 new leads in the last 30 days
Construction Leads in Kensington and Chelsea
Track live construction leads in Kensington and Chelsea drawn from planning applications submitted to the Royal Borough. Reach homeowners planning basements, refurbishments, and structural works before they start speaking to builders.
- Sourced directly from RBKC planning records, refreshed regularly
- Reach clients at the planning stage, before decisions are made
- Direct access. No bidding, no shared enquiries.
Data sourced from Royal Borough of Kensington and Chelsea planning records, updated regularly.
239
New Leads (30 Days)
£222,198
Average Project Value
115
High Value Projects
Over £100k
Extensions
Most Common Project
Construction Trends in Kensington and Chelsea
Conservation areas cover a large part of Kensington and Chelsea, which shapes what gets approved and where. Above-ground extensions are often restricted, pushing demand toward basement excavations, internal reconfigurations, and mansard roof alterations. The housing stock is varied: Victorian and Edwardian terraces through North Kensington, white stucco townhouses around Notting Hill and Holland Park, mansion blocks in South Kensington and Earl's Court, and mews cottages tucked throughout. Much of this stock is old and in need of substantial work, creating consistent demand for high-specification fit-outs and structural refurbishments.
Project Type Breakdown
Below is a breakdown of the most common construction project types submitted to RBKC planning over the past 30 days.
In Kensington and Chelsea, Extensions account for the majority of planning applications (136 of 279 in the last 30 days), with Heritages also showing consistent demand alongside Garden Rooms.
Project Value Insights
Project values in Kensington and Chelsea tend to run higher than most parts of London. Knowing the typical cost ranges helps you focus on the projects that match your capacity and margin targets.
- £25k – £50kInternal fit-outs, outbuilding conversions, and minor structural alterations
- £50k – £100kMews extensions, rear works, and single-storey additions where conservation rules allow
- £100k – £250kMansard roof extensions, substantial refurbishments, and double-storey works
- £250k+Basement excavations, whole-house renovations, and high-specification full-property fit-outs
The highest-value projects are concentrated in areas such as Notting Hill, Holland Park, and Chelsea, where large family townhouses and significant renovation budgets are the norm.
Recent Planning Applications in Kensington and Chelsea
Extensions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Extension | Greater London | £100k–£250k | Mansard roof extension for additional living space. | Approved |
| Extension | London | £100k–£250k | Details required for new joinery and external doors in listed building. | Refused |
| Extension | Greater London | £100k–£250k | Submission of details for new doors, windows, and internal alterations related to a mansard extension. | Approved |
| Rear Extension | Greater London | £50k–£100k | Construction of a rear lower ground extension. | Pending |
| Extension | London | £100k–£250k | Alterations including basement layout changes and a glazed lower-ground and ground floor extension. | Approved |
Extension
Greater London
Mansard roof extension for additional living space.
Extension
London
Details required for new joinery and external doors in listed building.
Extension
Greater London
Submission of details for new doors, windows, and internal alterations related to a mansard extension.
Rear Extension
Greater London
Construction of a rear lower ground extension.
Extension
London
Alterations including basement layout changes and a glazed lower-ground and ground floor extension.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | London | £50k–£100k | Dormer loft conversion and installation of metal railing. | Pending |
| Loft Conversion | London | £50k–£100k | Dormer loft conversion and installation of metal railing to the rear elevation. | Pending |
| Loft Conversion | Greater London | £50k–£100k | Loft conversion with two rear dormers and three rooflights. | Withdrawn |
| Loft Conversion | Greater London | £50k–£100k | Loft conversion with front/rear mansard roof and replacement windows. | Pending |
Loft Conversion
London
Dormer loft conversion and installation of metal railing.
Loft Conversion
London
Dormer loft conversion and installation of metal railing to the rear elevation.
Loft Conversion
Greater London
Loft conversion with two rear dormers and three rooflights.
Loft Conversion
Greater London
Loft conversion with front/rear mansard roof and replacement windows.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Heritage | Greater London | £25k–£50k | Restoration of external stone steps. | Approved |
| Heritage | London | £50k–£100k | Details required for alterations to rear courtyard and repositioning of external services. | Approved |
| Heritage | London | £25k–£50k | Refurbishment of property including window and door replacements, landscaping, and new external WC. | Pending |
| Heritage | Greater London | £25k–£50k | Details required by condition for Listed Building consent regarding external works. | Pending |
| Heritage | Greater London | £25k–£50k | Installation of air to air heat pump external units in rear garden and 8 internal units. | Approved |
Heritage
Greater London
Restoration of external stone steps.
Heritage
London
Details required for alterations to rear courtyard and repositioning of external services.
Heritage
London
Refurbishment of property including window and door replacements, landscaping, and new external WC.
Heritage
Greater London
Details required by condition for Listed Building consent regarding external works.
Heritage
Greater London
Installation of air to air heat pump external units in rear garden and 8 internal units.
Data sourced from Royal Borough of Kensington and Chelsea planning records, updated regularly.
Featured Projects
A snapshot of active construction opportunities currently visible across Kensington and Chelsea.
Restoration of external stone steps
£25k–£50kGreater London
Restoration of external stone steps.
Details required by condition 3 (submission of details) of listed building consent 24/08425 (Glazed enclosure & alterations to rear courtyard area including repositioning the existing external services located on rear ground floor and internal alterations)
£50k–£100kLondon
Details required for alterations to rear courtyard and repositioning of external services.
Erection of a mansard roof extension featuring front and rear dormer windows.
£100k–£250kGreater London
Mansard roof extension for additional living space.
Details required by Condition 3 (submission of details - a) 1:10 drawings of new joinery, including the new staircase, and including cross-section and elevation of the external doors, which should be in timber with a painted finish; b) 1:20 joinery details including cross-section and elevation of all new external doors and windows, which should be in timber, with a painted finish) of Listed Building consent LB/23/08442 (Rearrangement of the internal layout including replacement of first floor structure; introduction of central double doors; extension and alteration to internal courtyard; formation of roof extension above entrance hall; lowering of the playroom area; introduction of new external plant equipment (two condensers within an acoustic enclosure) at roof level and re-positioning of skylights)
£100k–£250kLondon
Details required for new joinery and external doors in listed building.
Early-stage projects across the borough you can act on now.
See All 239 Construction Leads in Kensington and Chelsea
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Get Access NowPlanning Application Outcomes in Kensington and Chelsea
41%
Approved
58%
Pending
1%
Rejected
In Kensington and Chelsea, 41% of planning applications are approved, 58% are still pending, and 1% are rejected. Contacting homeowners early gives you the best chance of winning work.
Getting in touch earlier puts you in a stronger position before others step in.
Based on planning application outcomes over the last 3 months.
Planning Approval Times in Kensington and Chelsea
In Kensington and Chelsea, 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 Kensington and Chelsea
In Kensington and Chelsea, 64% of planning applications are domestic and 36% are commercial. Both segments offer opportunities depending on the scale of work you take on.
Demand for Building Work in Kensington and Chelsea
Property values here are among the highest in the country, which changes how owners approach investment decisions. Adding below-ground space or reconfiguring an existing floor plan can add significant value, and many owners are willing to spend accordingly, whether they are long-term residents or renovating ahead of a sale. At this price bracket, the cost of moving is high enough that upgrading in place often makes more sense than finding somewhere larger.
How to Win Jobs in Kensington and Chelsea
Contact Homeowners Early
Planning applications show exactly who is preparing to build, giving you a direct route to new clients before the work goes out to the market.
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 reaching homeowners planning construction work in Kensington and Chelsea.
Track Planning Applications
We monitor Royal Borough of Kensington and Chelsea and surrounding authorities daily for new residential projects.
Filter by Location & Type
Set your preferred areas, project types, and value range. See only relevant leads.
Contact Homeowners
Get contact details and send letters or emails directly to homeowners before your competitors.
Nearby Areas
Builders working across Kensington and Chelsea frequently take on projects in neighbouring boroughs too, keeping their schedule full across west and central London.
Frequently Asked Questions
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Access planning-based leads in Kensington and Chelsea. No bidding, no shared enquiries. Direct contact with homeowners.