6 Caroon Drive Sarratt Rickmansworth Hertfordshire WD3 6DD Data via plota.co.uk
Proposal
Certificate of Lawfulness Proposed Development: Construction of a single storey rear extension. Data via plota.co.uk
Application progress
Approved on 24 Aug 2026 · Delegated Decision · Last checked 27 Aug 2026
Documents 8
Decision & officer reports 1
Statements & assessments 1
Plans & drawings 5
Site constraints 5
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.
Sales history 3
Last sold for £1,250,000 in November 2024. Detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in July 2024, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
Every application in Three Rivers - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Three Rivers
- Application type
- Certificate of Lawfulness - Proposed Use
- Postcode
- WD3 6DD
- Received
- 4 Aug 2026
- Validated
- 4 Aug 2026
- Ward
- Chorleywood North And Sarratt
- Parish
- Sarratt Parish Council
- Case officer
- Show
- Target decision
- 29 Sept 2026
- Decision
- approved
- Decision date
- 24 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Ken McArdle
How this decision compares
Decided in 20 days from validation, 34 days faster than Three Rivers's median of 54 for extensions. 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
No public comments yet.
Last counted 27 Aug 2026
Consultation & key dates
- Alt. reference
- PP-15111476
- Planning Portal ref
- PP-15111476
- Comments by
- 15 Sept 2026
- Statutory expiry
- 29 Sept 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%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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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6 Caroon Drive Sarratt Rickmansworth Hertfordshire WD3 6DD
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