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Planning Permission in Three Rivers: 92.3% Approval Rate

Three Rivers Council approves 92.3% of planning applications, based on 3,799 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 88.6%. Three Rivers sits 3.7 percentage points above the national average.

3,799 decisions analysed·Updated August 2026·Every result links to the original council record

According to PlanningLens analysis of 177 decided applications, Three Rivers Council approved 89.8% of planning applications in 2025. Across 3,799 decisions analysed since January 2020, the overall approval rate in Three Rivers is 92.3%; the national average across UK councils tracked by PlanningLens is 88.6%.

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

92.3%
Approval rate
3,799
Decisions
3,505
Approved
294
Refused
Postcodes served by Three Rivers: WD17, WD18, WD19, WD3, WD4, WD5

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Approval Rates by Application Type in Three Rivers

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

Application TypeApprovedRefusedTotalRate
Trees1,5421381,680
91.8%
Other1,2641051,369
92.3%
Full41139450
91.3%
Certificate of Lawfulness2619270
96.7%
Listed Building13316
81.2%
Advertisement909
100.0%
Discharge of Conditions303
100.0%
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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 Three Rivers

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 Three Rivers: NOT IN DISTRICT See Details Under Parish has the highest approval rate at 100.0%, while Chorleywood East sits at 85.3%. That 14.7 percentage point gap matters, where your property sits can shift your odds significantly.
WardApprovedRefusedTotalRate
Chorleywood North And Sarratt59856654
91.4%
Moor Park And Eastbury49250542
90.8%
Chorleywood South And Maple Cross32320343
94.2%
Rickmansworth Town22612238
95.0%
Dickinsons20921230
90.9%
Leavesden16115176
91.5%
Carpenders Park15422176
87.5%
Abbots Langley And Bedmond1638171
95.3%
Oxhey Hall And Hayling1637170
95.9%
Gade Valley12118139
87.1%
Chorleywood East11620136
85.3%
Durrants1165121
95.9%
Penn And Mill End975102
95.1%
Chorleywood West946100
94.0%
NOT IN DISTRICT See Details Under Parish83083
100.0%
South Oxhey74377
96.1%
Rickmansworth63669
91.3%
Croxley Green38442
90.5%
Oxhey Hall34135
97.1%
Rickmansworth West26329
89.7%
Sarratt26026
100.0%
Abbots Langley23225
92.0%
Maple Cross And Mill End19221
90.5%
Langleybury15318
83.3%
Bedmond And Primrose Hill15116
93.8%

Showing top 25 of 29 wards by volume. Your free property report includes the full ward breakdown.

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Approval Rate Trend in Three Rivers

How Three Rivers’s planning approval rate has changed year by year, down 4.3pp since 2018.

94.0%
2018
96.5%
2019
96.3%
2020
94.2%
2021
94.7%
2022
94.4%
2023
91.2%
2024
89.8%
2025
89.7%
2026

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

Recent Planning Decisions in Three Rivers

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

ReferenceProposalDecision
26/1028/PDE
Durrants
Prior Approval: Single storey rear extension (depth 5.00m, maximum height: 2.95mApproved
26/0829/FUL
South Oxhey
Demolition of existing conservatory and construction of single storey rear extenApproved
26/1018/TPO
Abbots Langley And Bedmond
T2 Sycamore - Reduce the tree canopy by 2-2.5m on the southeastern side, and theRefused
26/0980/TCA
Chorleywood North And Sarratt
T1 Common Ash ? Located on the boundary of "Riverside" (hazard tape affixed to tApproved
26/0963/FUL
Leavesden
Extensions to temporary school building in association with on-site filming actiApproved
26/0935/FUL
Moor Park And Eastbury
Construction of single storey rear extension with roof lantern, installation of Approved
26/0889/FUL
Abbots Langley And Bedmond
Demolition of existing conservatory and construction of single storey rear extenApproved
26/0882/FUL
Chorleywood North And Sarratt
Alterations to external fenestration detail ; including replacement and alteratiApproved
26/0816/FUL
Rickmansworth Town
Loft conversion including increase in ridge height with rear dormer and front/siApproved
26/1212/DDD
Oxhey Hall And Hayling
Tree location - rear gardenT1 - Approx. H17 S8 50DBH EucalyptusRemove damage/infApproved

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Planning Data for Nearby Councils

Compare Three Rivers's planning approval rates with neighbouring areas:

Explore Three Rivers's Planning Data

Dig deeper into Three Rivers'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 Three Rivers

Is there a free planning permission checker for Three Rivers?

Yes. PlanningLens offers a free planning permission check for Three Rivers. Enter your postcode to instantly see approval rates for your ward and application type, based on 3,799 real decisions from Three Rivers 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 Three Rivers?

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

Based on 3,799 planning decisions, the overall approval rate in Three Rivers is 92.3%. 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 Three Rivers?

PlanningLens has analysed 3,799 planning decisions from Three Rivers council. 3,505 were approved and 294 were refused. These figures cover decisions from January 2020 to the present.

How are planning applications decided in Three Rivers?

The average approval rate in Three Rivers is 92.3%, 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 Three Rivers: 92.3%, based on 3,799 decided applications since January 2020.Source: PlanningLens · Updated August 2026
About Three Rivers Planning Data: This analysis draws on 3,799 planning decisions published by Three Rivers 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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