Search Pentwyn planning applications
10 applications received or decided in the last 12 months · within 1 km of the centre of Pentwyn · updated daily · Cardiff Council
Only 2 applications in the last 90 days, so this shows the last 12 months.
- Cardiff Golf Club Sherborne Avenue Cyncoed Cardiff CF23 6SJAwaiting decisionT49; tag: 2410 - Oak - Reduce crown by 7m all round. ///tests.rush.callReceived 3 Nov 202626/02311/WTTPFP
- 1 Clos Nant Y Cor Pontprennau Cardiff CF23 8LDAwaiting decisionConversion of Garage and ground floor link extension to provide one bedroom AnnexHouseholder Planning PermissionReceived 20 Jul 202626/01497/HSE
- The Hollies Special School Brynheulog Pentwyn Cardiff CF23 7XGApprovedInstallation of 2nr Portakabin Titan Buildings to be used as staff room facilitiesCert of Lawfulness Proposed (s192)Received 3 Jul 2026Decided 16 Oct 202626/01377/CLPUD
- 47 Forsythia Drive Pentwyn Cardiff CF23 7HPApprovedFront porch extension, raising the roof of existing front lounge and rear single-storey extension with flat roof.Householder Planning PermissionReceived 14 Apr 2026Decided 20 May 202626/00737/HSE
- Primary Electrical Substation Off Ty Draw Rd Land South Of The M4 To The East Of Lisvane And To The West Of Pontprennau And North Of Cyncoed Cardiff CF15 0PFAwaiting decisionApplication for the approval of reserved matters pursuant to outline planning permission 19/02330/MJR for the development of a Primary Electrical Substation, including temporary access and associated engineering works.Reserved MattersReceived 20 Mar 202626/00559/RES
Planning in Pentwyn
- Approved
- 100%
- 18 of 18 decided
- Decision time
- about 7 weeks
- on average
Applications within 1 km of the centre of Pentwyn in the last 24 months, from Cardiff Council's planning register.
Decided by Cardiff CouncilCouncil page
Around Pentwyn
Postcode districts
CF23 158 applications in the last 12 monthsCF14 318 applications in the last 12 monthsCF15 93 applications in the last 12 months
Applications in each district in the last 12 months.
Nearby towns and villages
Planning authority: Cardiff Council
For home projects and trades
- Architects in PentwynFor planning applications, extensions and new builds.
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Builders and trades: get new Pentwyn jobs that match your work. See Leads
Application types: Rear extensionsLoft conversionsHouseholder applicationsTree works & TPOListed building consentChange of useAnnexes & granny flatsSolar panelsBarn conversionsBasement extensions
About Pentwyn
Pentwyn is a vibrant district and electoral ward in the east of Cardiff, Wales, situated northeast of the city centre. Bordered by Llanedeyrn to the south, Cyncoed to the west, and Pontprennau to the north, the Rhymney River defines its eastern edge. As of the 2011 census, Pentwyn had a population of 15,634, making it a key area for planning applications and community development initiatives. The settlement has a population of approximately 8,026 (2021 estimate). It sits within the Cardiff district.
Property prices in Pentwyn show an average sale price of £280,545, based on 50 recent transactions recorded by HM Land Registry. There are currently no active flood warnings for the Pentwyn area, indicating a relatively low flood risk at present. This is a positive factor for both existing residents and those considering property purchases or new developments.
In terms of safety, there were no crimes reported in the immediate area during the most recent reporting period (May 2026). This makes Pentwyn a particularly low-crime area, which is often reflected in its desirability and property values.
For anyone interested in property development or monitoring local planning decisions, Pentwyn planning applications can be searched by entering a local postcode above. Results include full application details, decision status, and the ability to track applications over time and set planning alerts to help you monitor and review pending planning applications.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
To comment on or object to a planning application near Pentwyn, open it in the list above: each one links to the council's own page for it and shows any comment deadline.
In the last 24 months, 38 planning applications were submitted near Pentwyn. Of these, 100% were approved, with an average decision time of 51 days.
The most common types were full planning applications (13), outline applications (5), discharge of conditions (5). 2 large-scale developments were submitted during this period.