23A High Street Markyate St Albans Hertfordshire AL3 8PG Data via plota.co.uk
Proposal
Conversion of loft to create a bedroom and a shower room, including one new dormer and two conservation rooflights and internal alterations to first floor flat Data via plota.co.uk
Application progress
Approved on 3 Jun 2026 · Delegated Decision · Last checked 6 Jul 2026
Documents 7
Decision & officer reports 1
Plans & drawings 5
Application forms 1
Site constraints 9
Show all 12 with distances
- 0 mShaw's CottageGrade II
- 31 mCavendish HouseGrade II
- 57 mStable and Coachhouse Adjoining in Rear Yard at No 30Grade II
- 91 mThe Old MaltingsGrade II
- 92 mNumbers 4, 8 (the Grange), and 8a (Cleagrove)Grade II
- 95 mOld Forge CottageGrade II
- 111 m49, High StreetGrade II
- 114 m47, High StreetGrade II
- 123 mNumber 34 and Adjoining Entrance Screen on NorthGrade II
- 126 mThe White HartGrade II
- 126 mThe HomesteadGrade II
- 136 mThe Swan InnGrade II
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 2
Last sold for £168,000 in March 2016. Flat or maisonette, leasehold.
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, matched to this application by its address. The building may have changed since. View the certificate
Every application in Dacorum - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Dacorum
- Application type
- Full Planning Permission
- Postcode
- AL3 8PG
- Received
- 3 Mar 2026
- Validated
- 9 Apr 2026
- Ward
- Watling
- Parish
- Markyate Parish Council
- Case officer
- Show
- Decision
- Grant Permission/Consent
- Decision date
- 3 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- A P Whiteley Consultants Ltd
- Leaseholder
- Show
How this decision compares
Decided in 55 days from validation, 5 days slower than Dacorum's median of 50 for extensions. Approved, as 89% of extensions here are.
Plota live figures for extensions decided by Dacorum in the last twelve months, from validation. Dacorum decision record →
Consultation & key dates
- Alt. reference
- PP-14747433
- Planning Portal ref
- PP-14747433
- Neighbours
- 9 Apr 2026
- Consultation
- 9 Apr 2026
- Comments by
- 4 May 2026
- Site or press notice
- 13 Apr 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Dacorum is faster than most councils at deciding householder applications, ranking #50 out of 296. Only 22% 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.
Leaseholders: 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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23A High Street Markyate St Albans Hertfordshire AL3 8PG
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Leaseholders, on paid plans
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