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Planning Permission in Spelthorne: 86.3% Approval Rate

Spelthorne Council approves 86.3% of planning applications, based on 1,639 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 88.6%. Spelthorne sits 2.3 percentage points below the national average.

1,639 decisions analysed·Updated August 2026·Every result links to the original council record

According to PlanningLens analysis of 606 decided applications, Spelthorne Council approved 82.3% of planning applications in 2025. Across 1,639 decisions analysed since January 2020, the overall approval rate in Spelthorne is 86.3%; the national average across UK councils tracked by PlanningLens is 88.6%.

Source: PlanningLens (planninglens.co.uk) analysis of Spelthorne council planning portal records · Updated August 2026 · Quote freely with attribution

86.3%
Approval rate
1,639
Decisions
1,414
Approved
225
Refused
Postcodes served by Spelthorne: TW15, TW16, TW17, TW18, TW19

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Approval Rates by Application Type in Spelthorne

Not all applications are treated equally. Extension types, listed building consent, and change of use applications each have very different success rates in Spelthorne.

Application TypeApprovedRefusedTotalRate
Full764158922
82.9%
Trees2186224
97.3%
Certificate of Lawfulness19628224
87.5%
Other12017137
87.6%
Discharge of Conditions53962
85.5%
Advertisement31132
96.9%
Listed Building20222
90.9%
Prior Approval12416
75.0%
See how this applies to your postcode →

These are averages. Your property is specific.

A loft conversion in one ward can have a 90% approval rate. In the next ward, 55%. The free check tells you which side you're on, your free property report is emailed in minutes.

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Planning Approval Rates by Ward in Spelthorne

Ward-level data reveals where planning applications are most and least likely to succeed. Officers, local policies, and neighbourhood character all play a role.

Ward variation in Spelthorne: Halliford And Sunbury West has the highest approval rate at 93.5%, while Ashford North And Stanwell South sits at 76.9%. That 16.6 percentage point gap matters, where your property sits can shift your odds significantly.
WardApprovedRefusedTotalRate
Sunbury East18116197
91.9%
Staines13818156
88.5%
Laleham And Shepperton Green14114155
91.0%
Shepperton Town11821139
84.9%
Ashford Common11225137
81.8%
Ashford North And Stanwell South9328121
76.9%
Ashford Town8723110
79.1%
Staines South9812110
89.1%
Riverside And Laleham9511106
89.6%
Ashford East8420104
80.8%
Sunbury Common771693
82.8%
Stanwell North761692
82.6%
Halliford And Sunbury West72577
93.5%
Out Of Borough37037
100.0%
See full ward breakdown →

Approval Rate Trend in Spelthorne

How Spelthorne’s planning approval rate has changed year by year, down 9.0pp since 2020.

94.9%
2020
90.2%
2023
92.5%
2024
82.3%
2025
85.9%
2026

Bar height reflects approval rate. Colour: green ≥85%, amber ≥70%, red below 70%.

Recent Planning Decisions in Spelthorne

Real residential planning decisions from Spelthorne council. Each reference links to the council's own planning portal so you can verify the details yourself.

ReferenceProposalDecision
26/00167/FUL
Riverside And Laleham
Retrospective application for retention of roof extension including raised ridgeRefused
26/00757/SCC
Staines South
Prior approval for the demolition of existing care home. (this application is deApproved
26/00667/HOU
Ashford East
Erection of single storey ground floor rear extensionApproved
25/01514/FUL
Staines
Redevelopment of site to provide 1no. four storey building with side wing extensRefused
26/00671/FUL
Ashford North And Stanwell South
Reversion of a 1 dwelling property to 2 x semi detached properties (the originalApproved
26/00647/HOU
Sunbury East
Addition of two new dormers to the roof of the existing garage.Approved
26/00636/FUL
Staines South
Conversion of garage to a habitable room including removing the garage door and Approved
26/00643/HOU
Riverside And Laleham
Erection of a single storey rear extensionApproved
26/00437/CLD
Halliford And Sunbury West
Certificate of Existing Lawfulness for the conversion of a C3 dwellinghouse to aRefused
26/00653/HOU
Ashford East
Erection of a part two storey part single storey side and rear extension and intApproved

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Planning Data for Nearby Councils

Compare Spelthorne's planning approval rates with neighbouring areas:

Explore Spelthorne's Planning Data

Dig deeper into Spelthorne's planning statistics, by ward, extension type, or project category:

Planning Guides

Data-driven guides to help you understand planning approval patterns:

Frequently Asked Questions: Planning in Spelthorne

Is there a free planning permission checker for Spelthorne?

Yes. PlanningLens offers a free planning permission check for Spelthorne. Enter your postcode to instantly see approval rates for your ward and application type, based on 1,639 real decisions from Spelthorne council. The full property-specific report is also free and emailed within minutes.

How do I check if my planning application will be approved in Spelthorne?

Enter your postcode on PlanningLens for a free instant check based on Spelthorne's real planning decisions. The free property report goes further: it analyses the 20 nearest comparable decisions to your property, ward-level refusal patterns, and approval rates by application type. Free and emailed within minutes.

What is the planning approval rate in Spelthorne?

Based on 1,639 planning decisions, the overall approval rate in Spelthorne is 86.3%. The national average across councils tracked by PlanningLens is 88.6%. Rates vary significantly by ward and application type.

How many planning applications have been decided in Spelthorne?

PlanningLens has analysed 1,639 planning decisions from Spelthorne council. 1,414 were approved and 225 were refused. These figures cover decisions from January 2020 to the present.

How are planning applications decided in Spelthorne?

The average approval rate in Spelthorne is 86.3%, but outcomes depend heavily on your specific ward, the type of extension or development you are proposing, and local planning policy. Use the free PlanningLens postcode check to get a personalised score.

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Planning approval rate in Spelthorne: 86.3%, based on 1,639 decided applications since January 2020.Source: PlanningLens · Updated August 2026
About Spelthorne Planning Data: This analysis draws on 1,639 planning decisions published by Spelthorne council. Every application is classified as approved or refused based on the council's own decision wording. Withdrawn applications and procedural outcomes are excluded. Approval rates vary between wards, application types, and time periods. For full details on how we collect and analyse data, see our methodology → Wondering about timing? See how long planning permission takes across the UK →
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