50 Colwyn Avenue Derby DE23 6HG Data via plota.co.uk
Proposal
Installation of rear dormer to form room within the roof space (bedroom) together with formation of juliet balcony Data via plota.co.uk
Application progress
Approved on 22 Oct 2026 · Delegated Decision · Last checked 22 Oct 2026
Site constraints 3
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 Planning Inspectorate 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 3
Last sold for £208,000 in December 2023. 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 May 2025, 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 Derby - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Derby
- Application type
- Lawful Development Certificate -Proposed
- Postcode
- DE23 6HG
- Received
- 26 Aug 2026
- Validated
- 26 Aug 2026
- Ward
- Normanton Ward
- Case officer
- Show
- Target decision
- 21 Oct 2026
- Decision
- Approval
- Decision date
- 22 Oct 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- AK Innovative Design Solution Ltd
How this decision compares
Decided in 57 days from validation, about the council's usual 54 days. Approved, as 92% of extensions here are.
Plota live figures for extensions decided by Derby in the last twelve months, from validation. Derby decision record →
Public comments
No public comments yet.
Last counted 22 Oct 2026
Historical activity at this location
15 nearby applications on record - archival context, not part of the live application.
Nearby activity
Derby is slower than most councils at deciding householder applications, ranking #253 out of 296. The council extends the time limit on 60% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. 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.
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50 Colwyn Avenue Derby DE23 6HG
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