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Planning Permission in Merton: 85.9% Approval Rate

Merton Council approves 85.9% of planning applications, based on 17,557 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 88.0%. Merton sits 2.1 percentage points below the national average.

17,557 decisions analysed·Updated May 2026·Every result links to the original council record
85.9%
Approval rate
17,557
Decisions
15,089
Approved
2,468
Refused
Postcodes served by Merton: CR4, SW19, SW20

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Approval Rates by Application Type in Merton

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

Application TypeApprovedRefusedTotalRate
Full9,0391,10510,144
89.1%
Other5,5057386,243
88.2%
Prior Approval5456251,170
46.6%
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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 Merton

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 Merton: St. Helier has the highest approval rate at 97.6%, while St Helier_histroic sits at 73.0%. That 24.6 percentage point gap matters — where your property sits can shift your odds significantly.
WardApprovedRefusedTotalRate
Village1,051611,112
94.5%
Village_historic60151652
92.2%
Wimbledon Park61332645
95.0%
Abbey59044634
93.1%
Dundonald_histroic54975624
88.0%
Raynes Park56757624
90.9%
Hillside56047607
92.3%
Wimbledon Park_historic50555560
90.2%
Wimbledon Town and Dundonald48954543
90.1%
Colliers Wood46278540
85.6%
Abbey_histroic43985524
83.8%
West Barnes400109509
78.6%
Merton Park_histroic42272494
85.4%
Merton Park41574489
84.9%
Graveney35987446
80.5%
Raynes Park_histroic38756443
87.4%
Trinity_historic37961440
86.1%
Cannon Hill_historic36475439
82.9%
Cannon Hill34689435
79.5%
West Barnes_historic38449433
88.7%
Graveney_histroic34775422
82.2%
Cricket Green32268390
82.6%
Colliers Wood_histroic30867375
82.1%
Hillside_histroic31249361
86.4%
Lower Morden28268350
80.6%

Showing top 25 of 48 wards by volume. Your free property report includes the full ward breakdown.

See full ward breakdown →

Approval Rate Trend in Merton

How Merton’s planning approval rate has changed year by year — down 6.0pp since 2018.

89.6%
2018
84.5%
2019
85.2%
2020
85.5%
2021
86.3%
2022
80.8%
2023
79.8%
2024
83.6%
2025

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

Recent Planning Decisions in Merton

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

ReferenceProposalDecision
25/P1807
Cricket Green
APPLICATION FOR CHANGE OF USE FROM B2/B8 INDUSTRIAL TO SUI GENERIS FOOD PRODUCTIApproved
25/P3090
Raynes Park
APPLICATION TO REPLACE SINGLE GLAZED TIMBER FRAMED SASH AND CASEMENT WINDOWS TO Approved
25/P2278
Village
APPLICATION FOR THE ERECTION OF A REAR ROOF DORMER EXTENSION.Approved
25/P3285
Pollards Hill
ERECTION OF A GABLED ROOF TO EXISTING TWO STOREY SIDE EXTENSION (RETROSPECTIVE)Approved
25/P3635
Lower Morden
APPLICATION FOR THE ERECTION OF A SINGLE STOREY SIDE AND REAR EXTENSION.Approved
25/P2643
Lavender Fields
APPLICATION FOR VEHICULAR CROSSOVER WITH ASSOCIATED HARDSTANDING IN FRONT GARDENRefused
25/P3458
Graveney
REMOVAL OF SHED AND ERECTION OF NEW OUTBUILDING AND OUTDOOR STORAGE AT THE END OApproved
25/P3621
Lavender Fields
APPLICATION FOR A REAR DORMER, X3 ROOF LIGHTS TO THE FRONT ROOF SLOPE AND X1 WINApproved
25/P3233
Figges Marsh
CONVERSION OF SINGLE DWELLINGHOUSE INTO A C4 HMO FOR UP TO 6 PEOPLE, INCLUDING ERefused
25/P3227
Figges Marsh
ERECTION OF TWO STOREY SIDE EXTENSION WITH HIPPED ROOF, FIRST FLOOR REAR/SIDE EXApproved

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Planning Data for Nearby Councils

Compare Merton's planning approval rates with neighbouring areas:

Explore Merton's Planning Data

Dig deeper into Merton'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 Merton

Is there a free planning permission checker for Merton?

Yes. PlanningLens offers a free planning permission check for Merton. Enter your postcode to instantly see approval rates for your ward and application type, based on 17,557 real decisions from Merton 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 Merton?

Enter your postcode on PlanningLens for a free instant check based on Merton'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 Merton?

Based on 17,557 planning decisions, the overall approval rate in Merton is 85.9%. The national average across councils tracked by PlanningLens is 88.0%. Rates vary significantly by ward and application type.

How many planning applications have been decided in Merton?

PlanningLens has analysed 17,557 planning decisions from Merton council. 15,089 were approved and 2,468 were refused. These figures cover decisions from January 2020 to the present.

How are planning applications decided in Merton?

The average approval rate in Merton is 85.9%, 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.

About Merton Planning Data: This analysis draws on 17,557 planning decisions published by Merton 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 →
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