Mulberry House 22 Kimpton Road Blackmore End St Albans Hertfordshire AL4 8LD Data via plota.co.uk
Proposal
Alterations to existing detached garage fenestration to include insertion of dormer windows and installation of external staircase. Data via plota.co.uk
Application progress
Approved on 8 Jul 2026 · Delegated · Last checked 2 Aug 2026
Site constraints 6
Checked on 6 October 2026. 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 2
Last sold for £2,576,500 in November 2022. 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 June 2022, 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
Important details
- Council
- North Hertfordshire
- Application type
- Full Permission Householder
- Postcode
- AL4 8LD
- Received
- 26 May 2026
- Validated
- 26 May 2026
- Ward
- Codicote And Kimpton Ward
- Parish
- Kimpton Parish Council
- Case officer
- Show
- Target decision
- 21 Jul 2026
- Decision
- Conditional Permission
- Decision date
- 8 Jul 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Isabelle Leekam
How this decision compares
Decided in 43 days from validation, 6 days faster than North Hertfordshire's median of 49 for extensions. Approved, as 91% of extensions here are.
Plota live figures for extensions decided by North Hertfordshire in the last twelve months, from validation. North Hertfordshire decision record →
Public comments
No public comments yet.
3 neighbours consulted · Last counted 2 Aug 2026
Consultation & key dates
- Alt. reference
- PP-14890765
- Planning Portal ref
- PP-14890765
- Comments by
- 2 Jul 2026
Historical activity at this location
5 nearby applications on record - archival context, not part of the live application.
Nearby activity
North Hertfordshire ranks #128 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (95%) 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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Mulberry House 22 Kimpton Road Blackmore End St Albans Hertfordshire AL4 8LD
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