12 , Rock Bank , Whaley Bridge , Derbyshire , SK23 7LE Data via plota.co.uk
Proposal
Replacement of existing rear conservatory with a single-storey flat-roof rear extension, including two roof lights Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 30 Nov 2026 and 13 Dec 2026, from High Peak's recent extensions.
Site constraints 8
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 Mining Remediation Authority, the Planning Inspectorate, 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 £340,000 in January 2018. Detached house, 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 July 2017, 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 High Peak - and every UK council - as a live feed, an API, or a bulk CSV export.
Important details
Decision outlook
Day 26 of the 56-day target. High Peak usually decides extensions by day 64.
Plota live figures for extensions decided by High Peak in the last twelve months, from validation. High Peak decision record →
Consultation & key dates
- Consultation
- 5 Oct 2026
- Comments by
- 26 Oct 2026
Historical activity at this location
4 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
High Peak is one of the slowest councils in England for householder decisions, ranking #284 out of 296. The council extends the time limit on 73% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (89%) 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.
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12 , Rock Bank , Whaley Bridge , Derbyshire , SK23 7LE
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The consultation period closed on 26 Oct 2026.