Planning application
The Gate House 21 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Works: Extension Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Construction of two storey front extension and single storey rear extension, alterations to rear fenestration and associated alterations to rear patio
As published by the council, reference 25/1025/FUL
Application record
- Reference
- 25/1025/FUL
- Type
- Full Application
- Status
- Decided
- Decision
- Granted As published: approved
- Received
- 11 Jun 2025
- Validated
- 23 Jun 2025
- Decided
- 22 Sep 2025
- Ward
- Chorleywood North And Sarratt
- Parish
- Chorleywood Parish Council
- Decision by
- Delegated Decision
- Postcode
- WD3 4HA
Site history
Applications at this address on the Three Rivers register
This site has had 3 applications since 2024: 2 approved, 0 refused.
-
25/0952/DIS Decided
The Gate House 21 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Discharge of Condition 4 (Tree Protection) pursuant to planning permission 25/0151/FUL
-
24/1609/FUL Granted
The Gate House 21 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Single storey front and rear extensions and alterations to fenestration.
Timeline
Dates from the published record
-
11 Jun 2025
Received by Three Rivers
-
23 Jun 2025
Validated
Checked as complete and ready for consideration.
-
22 Sep 2025
Decision issued: approved
-
24 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
10 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat this grant of permission means
Three Rivers granted permission on 22 September 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
The Gate House 21 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Single storey front and rear extensions and alterations to fenestration.
Granted Full applications Extension Windows or glazing 11 docsSmall domestic -
The Gate House 21 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Discharge of Condition 4 (Tree Protection) pursuant to planning permission 25/0151/FUL
Decided Conditions Trees 3 docs -
23 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Demolition of existing conservatory and construction of single storey rear extension and front porch extension
Granted Full applications Extension Demolition 12 docsSmall domestic -
23 Chestnut Avenue Rickmansworth WD3 4HA
Discharge of Condition 3 (Bat Activity Survey Report) pursuant to planning permission 21/0195/FUL
Decided Conditions 6 docs -
19 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
89% historically approved · decision due ~26 Nov
Construction of a two storey front and rear extension; conversion of loft into habitable accommodation; installation of front rooflights; alterations to the fenestration; alterations to patio; construction of two outbuildings with sedum roof
Awaiting decision Full applications Extension Loft or dormer +1 -
15 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
85% historically approved · decision due ~2 Dec
Tree Number - T1 Tree Type - Common Beech (Fagus Sylvatica) Approx. Diameter at 1.5m - 0.4m Approx. Height - 9m Approx. Crown Spread Diameter - 9m Service - Crown Reduction Work Required - Reduce height by up to 3m and lateral spread on all sides by up to 2m, Pruning to suitable growth points where possible, to finished crown dimensions of 6m height and 5m lateral spread. Crown thin by 10%
Awaiting decision Trees
Other full applications
In Three Rivers
-
26/1754/FUL Awaiting decision
1 Woodhall Lane South Oxhey Watford Hertfordshire WD19 6HE
Variation of Conditions 2 (In accordance with plans) and 4 (No additional windows) pursuant to planning permission 24/0576/FUL to allow alterations to the rooflights and the relocation of an unglazed side door
-
26/1744/FUL Awaiting decision
12 Fulford Grove South Oxhey Watford Hertfordshire WD19 7QG
Demolition of existing shed and erection of under ground concrete garden bunker in the rear garden
-
26/1716/FUL Awaiting decision
48 Woodland Road Maple Cross Rickmansworth Hertfordshire WD3 9SU
Demolition of existing bunker, garage, shed, and lean-to extension, and construction of a single storey front, side, and rear extension; internal alterations
-
26/1718/FUL Awaiting decision
24 The Clump Rickmansworth Hertfordshire WD3 4BQ
Construction of single storey rear extension, with alterations to fenestration, removal of rear balcony
-
26/1714/FUL Awaiting decision
The Weather House Lavrock Lane Croxley Hall Croxley Green Rickmansworth Hertfordshire WD3 3BE
Demolition of existing residential dwelling and construction of replacement two storey detached dwelling with front/rear dormers, rooflights, solar panels, and a detached outbuilding, with associated parking and landscaping works.