121 Treowen Road Treowen Newport NP11 3DQ Data via plota.co.uk

26/0497/HH - Householder Application Approved

Proposal

Erect first floor rear extension Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
28 Jul 2026
✓
Validated
10 Aug 2026
✓
Consultation
10 Aug 2026
✓
Approved
28 Sept 2026

Approved on 28 Sept 2026 · Delegated · Last checked 29 Sept 2026

Site constraints 2

Also on the record
Radon affected area, class 3; Coalfield, development low risk area.
Not affected
Outside flood zones 2 and 3 · No listed building at the site · No scheduled monument at the site

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 £122,000 in August 2010. Semi-detached house, freehold.

27 August 2010£122,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area95 m² (1,023 sq ft)
Energy ratingC (71 out of 100)
PropertySemi-detached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in April 2010, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Caerphilly
Application type
Householder Application
Postcode
NP11 3DQ
Received
28 Jul 2026
Validated
10 Aug 2026
Ward
Crumlin
Case officer
Show
Target decision
5 Oct 2026
Decision
Granted
Decision date
28 Sept 2026
Decision level
Delegated
Applicant
Show

How this decision compares

Decided in 49 days from validation, 4 days faster than Caerphilly's median of 53 for extensions. Approved, as 76% of extensions here are.

75%decided within 8 weeks
76%approved
195decided in the last year

Plota live figures for extensions decided by Caerphilly in the last twelve months, from validation. Caerphilly decision record →

Public comments

No public comments yet.

4 neighbours consulted · Last counted 29 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15107651
Planning Portal ref
PP-15107651
Neighbours
10 Aug 2026
Consultation
10 Aug 2026
Comments by
31 Aug 2026
Statutory expiry
5 Oct 2026
Env. assessment
No

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.