18 Holliers Close, Sydenham, Chinnor, OX39 4NG Data via plota.co.uk
Proposal
Proposed single front extension, first floor extension, new parking and dropped kerb, with associated internal and external works (Part Retrospective) 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 80.
Documents 1
Application forms 1
Site constraints 5
Show all 4 with distances
- 58 m2, Hollier's CloseGrade II
- 98 mInnisfreeGrade II
- 120 mVicarage EndGrade II
- 130 mMusgrive FarmhouseGrade 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 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 £307,000 in February 2015. Semi-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 November 2014, 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 South Oxfordshire - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- South Oxfordshire
- Application type
- Householder Application
- Postcode
- OX39 4NG
- Received
- 29 Jun 2026
- Validated
- 21 Jul 2026
- Case officer
- Show
- Target decision
- 15 Sept 2026
- Applicant
- Show
- Agent
- Cadmonkies
Decision outlook
Day 80, past the statutory target. 94% of extensions in South Oxfordshire are decided within thirteen weeks, which runs to 20 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 extensions decided by South Oxfordshire in the last twelve months, from validation. South Oxfordshire decision record →
Public comments
No public comments yet.
Last counted 7 Oct 2026
Consultation & key dates
- Consultation
- 22 Jul 2026
- Comments by
- 19 Aug 2026
- Statutory expiry
- 15 Sept 2026
Historical activity at this location
24 nearby applications on record - archival context, not part of the live application.
Nearby activity
South Oxfordshire is faster than most councils at deciding householder applications, ranking #89 out of 296. Householder applications are more likely to be approved here than most councils, with a 98% approval rate vs 90% nationally.
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.
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18 Holliers Close, Sydenham, Chinnor, OX39 4NG
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The consultation period closed on 19 Aug 2026.