225 Darkes Lane Potters Bar Hertfordshire EN6 1BX Data via plota.co.uk
Proposal
Construction of single storey rear extension to allow for subdivision of dwelling to create 3x flats, including provision of parking, EV chargers, cycle/bin store, and amenity space. Data via plota.co.uk
Application progress
Approved on 18 Aug 2026 · Delegated Decision · Last checked 19 Aug 2026
Documents 13
Statements & assessments 2
Plans & drawings 2
Application forms 1
Consultation & comments 6
Site constraints 3
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England 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 1
Last sold for £875,000 in November 2025. 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 November 2023, the latest held for this property. The building may have changed since. View the certificate
Every application in Hertsmere - and every UK council - as a live feed, an API, or a bulk CSV export.
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Nearby new applications
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A1 - (G1 on sketch) 1 x Ash - 1.5m sub lateral reduction to clear branches away ...
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30 Ladbrooke Drive Potters Bar Hertfordshire EN6 1QR
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Single storey rear extension. Depth: 6m, Height: 3.1m, Eaves: 2.75m.
Important details
- Council
- Hertsmere
- Application type
- Full Planning Permission
- Postcode
- EN6 1BX
- Received
- 23 Jun 2026
- Validated
- 23 Jun 2026
- Ward
- Potters Bar Parkfield
- Parish
- No Parish
- Case officer
- Show
- Target decision
- 18 Aug 2026
- Decision
- Grant Permission
- Decision date
- 18 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Dimensions
- Freehold owner
- Show
How this decision compares
Decided in 56 days from validation, about the council's usual 55 days. Approved, as 86% of extensions here are.
Plota live figures for extensions decided by Hertsmere in the last twelve months, from validation. Hertsmere decision record →
Public comments
83% object · above the UK average of 74%
38 neighbours consulted · Last counted 19 Aug 2026
Consultation & key dates
- Alt. reference
- PP-15030393
- Planning Portal ref
- PP-15030393
- Neighbours
- 30 Jun 2026
- Consultation
- 30 Jun 2026
- Comments by
- 21 Jul 2026
- Statutory expiry
- 18 Aug 2026
- Env. assessment
- No
Historical activity at this location
39 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Hertsmere is slower than most councils at deciding householder applications, ranking #243 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (94%) 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.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
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.
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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225 Darkes Lane Potters Bar Hertfordshire EN6 1BX
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Freehold owner, on paid plans
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