Magnolia Manse Finch Lane Knotty Green Buckinghamshire HP9 2TL Data via plota.co.uk
Proposal
Demolition of conservatory, erection of part single and part double storey rear extension. Enlargement of side (south) dormers on first floor. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision around 9 Oct 2026; it is now day 71.
Documents 2
Application forms 1
Other documents 1
Site constraints 8
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 £1,900,000 in January 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 2022, 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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Single storey rear extension
Important details
- Council
- Buckinghamshire
- Application type
- Full Application
- Postcode
- HP9 2TL
- Received
- 30 Jul 2026
- Validated
- 30 Jul 2026
- Ward
- Penn, Tylers Green and Loudwater
- Parish
- Penn
- Target decision
- 24 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- C Lai
Decision outlook
Day 71, past the statutory target. 77% of demolitions in Buckinghamshire are decided within thirteen weeks, which runs to 29 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 7 Oct 2026.
Plota live figures for demolitions decided by Buckinghamshire in the last twelve months, from validation. Buckinghamshire decision record →
Public comments
No public comments yet.
7 neighbours consulted · Last counted 7 Oct 2026
Consultation & key dates
- Neighbours
- 11 Aug 2026
- Consultation
- 11 Aug 2026
- Comments by
- 1 Sept 2026
- Statutory expiry
- 24 Sept 2026
- Env. assessment
- No
Historical activity at this location
5 nearby applications on record - archival context, not part of the live application.
Nearby activity
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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Magnolia Manse Finch Lane Knotty Green Buckinghamshire HP9 2TL
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The consultation period closed on 1 Sept 2026.