Updated 17 September 2026 · 157 new leads in the last 30 days
Construction Leads in Maidstone
Access construction leads in Maidstone by tracking newly submitted planning applications. See which homeowners across Kent's county town are preparing extensions, loft conversions, and new builds, and get in touch before they begin shortlisting builders.
- New planning applications added frequently from Maidstone Borough Council
- Connect with homeowners at the early planning stage
- No shared enquiries or competitive bidding
Data sourced from Maidstone Borough Council planning records and refreshed regularly.
157
New Leads (30 Days)
£147,771
Average Project Value
52
High Value Projects
Over £100k
Extensions
Most Common Project
Construction Trends in Maidstone
Maidstone's housing stock ranges from the dense Victorian terraces around the town centre and County Town conservation area to the larger detached properties in villages further out. Bearsted, on the north-eastern edge, keeps a village feel around its cricket green and produces a steady stream of extensions and garden rooms on its more spacious plots. Loose, tucked into the valley south of the centre, is one of the borough's most protected conservation areas thanks to its historic paper mills and watercress beds, meaning alterations there often need planning permission rather than falling under permitted development. Grove Green and Park Wood, to the north near Junction 7 of the M20, are newer estates that generate a different kind of work — internal alterations, conservatories, and porches on more recently built homes rather than major structural projects. Further out, villages along the Maidstone East line such as Marden, Staplehurst, and Headcorn have their own conservation areas around historic weatherboarded and timber-framed buildings, and continue to see infill development and barn conversions alongside standard householder extensions.
Project Type Breakdown
Here's a breakdown of the most common types of construction projects in Maidstone over the past 30 days.
In Maidstone, Extensions account for the majority of planning applications (90 of 212 in the last 30 days), with Heritages also showing consistent demand alongside Garden Rooms.
Most Active Architects and Planning Consultants in Maidstone
The architects and planning consultants submitting the most construction-related applications in Maidstone, based on recent planning records.
- 1John Childs Architectural Design
- 2Kent Design Studio Limited
- 3Architechnology.Design
- 4BUILDING DESIGN STUDIO
- 5Jane Elizabeth Architects
- 6Alpha Design Studio Limited
- 7Building Drawings
- 8ANDERSON NORTH LIMITED
- 9Ripley Architecture
- 10Miriam Layton Architectural Design
Project Value Insights
Understanding typical project values in Maidstone helps you prioritise the most profitable leads and manage your workload effectively. These ranges are a general guide to the scale of work involved — individual project costs vary by design, specification, and site conditions.
- £25k – £50kSmall extensions, porches, and internal alterations
- £50k – £100kRear extensions and loft conversions
- £100k – £250kLarge extensions and full property refurbishments
- £250k+New builds and high-end residential projects
Higher-value projects are often found in Loose, Bearsted, and the villages along the Maidstone East line, where larger properties and more extensive upgrades are common.
Recent Planning Applications in Maidstone
Extensions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Single Storey Rear Extension | Borough of Swale | £50k–£100k | Erection of a single storey rear extension. | Approved |
| Single Storey Extension | Borough of Swale | £100k–£250k | Demolition of existing garage and extension of the single storey extension with a new porch. | Approved |
| Double Storey Extension | Maidstone | £50k–£100k | Conversion of double garage into annexe space, with a single storey rear extension and external changes. | Approved |
| Wrap-Around Extension | Maidstone | £100k–£250k | Application for minor material amendment to reduce width of the extension and change materials for a part single part two storey side and rear wraparound extension. | Approved |
| Double Storey Extension | Maidstone | £100k–£250k | Conversion of existing garage and erection of part two storey, part single storey side extensions. | Refused |
Single Storey Rear Extension
Borough of Swale
Erection of a single storey rear extension.
Single Storey Extension
Borough of Swale
Demolition of existing garage and extension of the single storey extension with a new porch.
Double Storey Extension
Maidstone
Conversion of double garage into annexe space, with a single storey rear extension and external changes.
Wrap-Around Extension
Maidstone
Application for minor material amendment to reduce width of the extension and change materials for a part single part two storey side and rear wraparound extension.
Double Storey Extension
Maidstone
Conversion of existing garage and erection of part two storey, part single storey side extensions.
Loft Conversions
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Loft Conversion | Rendlesham Chatham Road Sandling Kent ME14 3AY | £100k–£250k | Erection of a single storey rear extension and loft conversion with dormers. | Approved |
| Loft Conversion | Orchard Bungalow Staplestreet Road Dunkirk Kent ME13 9TJ | £50k–£100k | Loft conversion with hip to gable roof extension and front and rear dormers, plus a front infill extension. | Pending |
| Loft Conversion | Borough of Swale | £50k–£100k | Lawful Development Certificate for proposed loft conversion with rear dormer and front rooflights. | Pending |
| Loft Conversion | 23 Plantation Lane Bearsted Kent ME14 4BH | £250k–£1m | Erection of a single storey flat roof rear extension and loft conversion with porch. | Pending |
| Loft Conversion | 21 Eddington Close Maidstone Kent ME15 9XG | £50k–£100k | Conversion of loft to habitable space with dormers and rooflights. | Pending |
Loft Conversion
Rendlesham Chatham Road Sandling Kent ME14 3AY
Erection of a single storey rear extension and loft conversion with dormers.
Loft Conversion
Orchard Bungalow Staplestreet Road Dunkirk Kent ME13 9TJ
Loft conversion with hip to gable roof extension and front and rear dormers, plus a front infill extension.
Loft Conversion
Borough of Swale
Lawful Development Certificate for proposed loft conversion with rear dormer and front rooflights.
Loft Conversion
23 Plantation Lane Bearsted Kent ME14 4BH
Erection of a single storey flat roof rear extension and loft conversion with porch.
Loft Conversion
21 Eddington Close Maidstone Kent ME15 9XG
Conversion of loft to habitable space with dormers and rooflights.
Other Projects
| Project Type | Area | Est. Value | Description | Status |
|---|---|---|---|---|
| Garden Room | Teynham | £100k–£250k | Change of use of alchemy school to a four bedroom residential dwelling with associated parking and outbuilding. | Withdrawn |
| Dropped Kerb | Maidstone | £25k–£50k | Creation of dropped kerb for vehicle access. | Approved |
| Garden Room | Maidstone | £100k–£250k | Conversion of outbuilding into a one-bedroom ancillary residential annexe. | Pending |
| Garden Room | Maidstone | £25k–£50k | Proposal for the erection of an outbuilding. | Approved |
| Heritage | Maidstone | £100k–£250k | Consent for the erection of an Orangery with Boot Room on a listed building. | Pending |
Garden Room
Teynham
Change of use of alchemy school to a four bedroom residential dwelling with associated parking and outbuilding.
Dropped Kerb
Maidstone
Creation of dropped kerb for vehicle access.
Garden Room
Maidstone
Conversion of outbuilding into a one-bedroom ancillary residential annexe.
Garden Room
Maidstone
Proposal for the erection of an outbuilding.
Heritage
Maidstone
Consent for the erection of an Orangery with Boot Room on a listed building.
Data sourced from Maidstone Borough Council planning records and refreshed regularly.
Featured Projects
A snapshot of recent construction opportunities across the Maidstone area.
Change of use of alchemy school to 1no. four bedroom residential dwelling with associated parking, amenity space and outbuilding for bicycle and bin storage.
£100k–£250kTeynham
Change of use of alchemy school to a four bedroom residential dwelling with associated parking and outbuilding.
Erection of single storey rear extension.
£50k–£100kBorough of Swale
Erection of a single storey rear extension.
Demolition of the existing garage and extension of the existing single storey extension. Adding a proposed new porch to allow the original door to be reinstated and reconfiguration of the front vehicle access. Replacement of fenestration.
£100k–£250kBorough of Swale
Demolition of existing garage and extension of the single storey extension with a new porch.
Conversion of double garage space to be included into existing annexe, single storey rear extension and changes to external fenestration
£50k–£100kMaidstone
Conversion of double garage into annexe space, with a single storey rear extension and external changes.
Examples of projects at an early stage before wider competition builds.
See All 157 Construction Leads in Maidstone
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Get Access NowPlanning Application Outcomes in Maidstone
12%
Approved
85%
Pending
3%
Rejected
In Maidstone, 12% of planning applications are approved, 85% are still pending, and 3% are rejected. Contacting homeowners early gives you the best chance of winning work.
Reaching out while applications are still active helps you get ahead of the pack.
Based on planning application outcomes over the last 3 months.
Planning Approval Times in Maidstone
In Maidstone, 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 Maidstone
In Maidstone, 72% of planning applications are domestic and 28% are commercial. Both segments offer opportunities depending on the scale of work you take on.
Demand for Building Work in Maidstone
As one of the largest boroughs in Kent by population, Maidstone has a broad enough housing market to support consistent extension and renovation activity across very different property types, from town-centre conversions to substantial village houses. Loose and the villages along the Maidstone East corridor — Marden, Staplehurst, Headcorn, Harrietsham, and Lenham — tend to produce higher-spec renovation work reflecting larger plots and more established household budgets, while newer estates around Park Wood and Grove Green generate smaller-scale projects as recent buyers adapt newer homes to their needs. The borough's Local Plan continues to direct new housing toward sites at the town's edges and around the larger villages, which keeps a pipeline of new-build and plot-development leads running alongside the steady flow of extension and refurbishment work in Maidstone's older neighbourhoods.
How to Win Jobs in Maidstone
Contact Homeowners Early
Planning applications highlight upcoming work, giving you a chance to get in touch before builders are shortlisted.
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 simple steps to start winning more construction work in Maidstone.
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Nearby Areas
Builders based in Maidstone often take on work in nearby Kent areas such as Tonbridge and Malling, Medway, and Ashford, helping maintain a consistent flow of projects.
Frequently Asked Questions
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