21 Shirley Drive Heolgerrig Merthyr Tydfil CF48 1SE Data via plota.co.uk
Proposal
Side extension with rear dormer and other alterations Data via plota.co.uk
Application progress
Refused on 18 May 2026 · Delegated Decision · Last checked 5 Jul 2026
Site constraints 4
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, 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 £270,000 in March 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 January 2023, the latest held for this property. The building may have changed since. View the certificate
Every application in Merthyr Tydfil - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Merthyr Tydfil
- Application type
- Full
- Postcode
- CF48 1SE
- Received
- 30 Mar 2026
- Validated
- 30 Mar 2026
- Ward
- CYFARTHFA
- Case officer
- Show
- Decision
- Refusal
- Decision date
- 18 May 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Show
How this decision compares
Decided in 49 days from validation, about the council's usual 48 days. Refused, as 5% of extensions here are.
Plota live figures for extensions decided by Merthyr Tydfil in the last twelve months, from validation. Merthyr Tydfil decision record →
Consultation & key dates
- Neighbours
- 1 Apr 2026
- Consultation
- 1 Apr 2026
- Comments by
- 22 Apr 2026
- Env. assessment
- No
Historical activity at this location
3 nearby applications on record - archival context, not part of the live application.
Nearby activity
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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21 Shirley Drive Heolgerrig Merthyr Tydfil CF48 1SE
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