21A Coldharbour Lane Bushey Hertfordshire WD23 4NP Data via plota.co.uk
Proposal
Construction of first-floor rear infill extension. Data via plota.co.uk
Application progress
Approved on 18 Sept 2026 · Delegated Decision · Last checked 22 Sept 2026
Documents 9
Decision & officer reports 2
Plans & drawings 5
Site constraints 1
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 £820,000 in June 2021. 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 May 2021, the latest held for this property. The building may have changed since. View the certificate
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Other new applications on this street
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Important details
- Council
- Hertsmere
- Application type
- Householder Application
- Postcode
- WD23 4NP
- Received
- 20 Jul 2026
- Validated
- 20 Jul 2026
- Ward
- Bushey Park
- Parish
- No Parish
- Case officer
- Show
- Target decision
- 21 Sept 2026
- Decision
- Grant Permission
- Decision date
- 18 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Malathy Group Limited
How this decision compares
Decided in 60 days from validation, 5 days slower than Hertsmere's median of 55 for extensions. 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
6 neighbours consulted · Last counted 22 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15084655
- Planning Portal ref
- PP-15084655
- Neighbours
- 21 Sept 2026
- Consultation
- 21 Sept 2026
- Comments by
- 19 Aug 2026
- Statutory expiry
- 21 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
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.
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21A Coldharbour Lane Bushey Hertfordshire WD23 4NP
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