34 Cromwell Avenue Aylesbury Buckinghamshire HP19 9PL Data via plota.co.uk
Proposal
Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of Schedule 2 Class A for erection of single storey rear extension (depth extending from rear wall of original house of 6m, maximum height 3.0m, eaves height 2.8m) Data via plota.co.uk
Application progress
Approved on 14 Oct 2026 · Delegated Decision · Last checked 15 Oct 2026
Documents 3
Decision & officer reports 2
Application forms 1
Site constraints 2
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 1
Last sold for £260,000 in July 2023. Terraced 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 March 2023, the latest held for this property. The building may have changed since. View the certificate
Every application in Buckinghamshire - and every UK council - as a live feed, an API, or a bulk CSV export.
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101 Cromwell Avenue Aylesbury Buckinghamshire HP19 9PH
Certificate of lawfulness for proposed single storey rear extension, single stor...
101 Cromwell Avenue Aylesbury Buckinghamshire HP19 9PH
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Important details
- Council
- Buckinghamshire
- Application type
- Prior Appr
- Postcode
- HP19 9PL
- Received
- 7 Sept 2026
- Validated
- 7 Sept 2026
- Ward
- Aylesbury North West
- Parish
- Aylesbury
- Case officer
- Show
- Target decision
- 18 Oct 2026
- Decision
- Prior Approval Granted
- Decision date
- 14 Oct 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Cornerstone Drawing Associates Ltd
How this decision compares
Decided in 37 days from validation, 19 days faster than Buckinghamshire's median of 56 for extensions. Approved, as 83% of extensions here are.
Plota live figures for extensions decided by Buckinghamshire in the last twelve months, from validation. Buckinghamshire decision record →
Public comments
1 neighbour consulted · Last counted 15 Oct 2026
Consultation & key dates
- Neighbours
- 9 Sept 2026
- Consultation
- 9 Sept 2026
- Comments by
- 30 Sept 2026
- Statutory expiry
- 18 Oct 2026
- Env. assessment
- No
Buckinghamshire is one of the slowest councils in England for householder decisions, ranking #280 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) 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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34 Cromwell Avenue Aylesbury Buckinghamshire HP19 9PL
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