Conifers 11 Grovewood Close Chorleywood Rickmansworth Hertfordshire WD3 5PU Data via plota.co.uk
Proposal
Retrospective: Replacement of pre-existing glazed pitched conservatory roof with flat roof. Data via plota.co.uk
Application progress
Approved on 18 Aug 2026 · Delegated Decision · Last checked 18 Aug 2026
Documents 7
Decision & officer reports 1
Statements & assessments 2
Plans & drawings 2
Application forms 1
Site constraints 4
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in March 2023, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
- Council
- Three Rivers
- Application type
- Retrospective application
- Postcode
- WD3 5PU
- Received
- 19 Jun 2026
- Validated
- 24 Jun 2026
- Ward
- Chorleywood South And Maple Cross
- Parish
- Chorleywood Parish Council
- Case officer
- Show
- Target decision
- 19 Aug 2026
- Decision
- approved
- Decision date
- 18 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Show
How this decision compares
Decided in 55 days from validation, about the council's usual 54 days. Approved, as 91% of extensions here are.
Plota live figures for extensions decided by Three Rivers in the last twelve months, from validation. Three Rivers decision record →
Public comments
55 neighbours consulted · Last counted 18 Aug 2026
Consultation & key dates
- Alt. reference
- PP-15023098
- Planning Portal ref
- PP-15023098
- Comments by
- 16 Jul 2026
- Statutory expiry
- 19 Aug 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Three Rivers is faster than most councils at deciding householder applications, ranking #30 out of 296. Only 24% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (91%) than the national average (90%).
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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Conifers 11 Grovewood Close Chorleywood Rickmansworth Hertfordshire WD3 5PU
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