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Pentwyn, Cardiff Planning Applications

Recent planning applications near Pentwyn, Cardiff.

Cardiff · Wales · settlement

Planning applications in Pentwyn are administered by Cardiff Council. View the full Cardiff Council planning applications page for approval rates and decision timelines.

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.

Population: 8,026 (2021)

District: Cardiff

Enter a postcode to search for planning applications near Pentwyn.

Town Insights

Property Prices

Area Information

  • Admin district: Cardiff
  • Parliamentary constituency: Cardiff East
  • LSOA: Cardiff 019D

Crime Statistics

0 crimes reported in 2026-02.

Flood Risk

No active flood warnings near Pentwyn.

Keyword Scorecard

Planning constraint analysis based on the last 24 months of applications near Pentwyn.

  • Ecology & Wildlife Constraints (keywords: bats, bat survey, bat roost, great crested newt, GCN...)
  • Trees & Landscape (keywords: tree preservation order, TPO, arboricultural, tree survey, root protection area...)
  • Flood & Drainage (keywords: flood zone 2, flood zone 3, flood risk assessment, FRA, surface water...)
  • Heritage & Conservation (keywords: listed building, grade II, grade II*, grade I, conservation area...)
  • Green Belt (keywords: green belt, inappropriate development, very special circumstances, openness)
  • Highways & Access (keywords: visibility splays, highway authority objection, access arrangement, parking provision, transport statement...)
  • Refusal & Risk Indicators (keywords: refusal, delegated refusal, appeal dismissed, overdevelopment, character and appearance...)
  • Planning Process & Appeals (keywords: appeal lodged, appeal allowed, appeal dismissed, public inquiry, inspector)

Planning Activity Summary

Approval rates, average decision times, and application type distribution for Pentwyn based on the last 24 months of planning data.

Nearby Applications

178 planning applications found near Pentwyn.

  1. - St Davids Primary School Bryn Celyn Pentwyn Cardiff CF23 7ED
    Removal of existing dilapidated demountable classroom buildings and replace with 2no Portakabin Limited Ultima modular double classroom buildings at St Davids CIW Primary School, CF23 7ED.
    Status: Undecided | Type: Full | Council: Cardiff | Date: 2026-04-09
    View full details
  2. - 26 Lovage Close Pontprennau Cardiff CF23 8SB
    Raise the ridge of the property, rear dormer roof extension, and add roof lights to the front elevation.
    Status: Permitted | Type: Full | Council: Cardiff | Date: 2026-01-07
    View full details
  3. - 49 Oakleafe Drive Pontprennau Cardiff CF23 8AL
    Construction of a patio and means of enclosure.
    Status: Undecided | Type: Full | Council: Cardiff | Date: 2025-11-27
    View full details
  4. - 41 Bryncyn Pentwyn Cardiff CF23 7BJ
    Increase the garage from a single, to a double.
    Status: Undecided | Type: Full | Council: Cardiff | Date: 2025-10-28
    View full details
  5. - 66 Coeden Dal Pentwyn Cardiff CF23 7DJ
    Proposed Double Storey Side Elevation
    Status: Undecided | Type: Full | Council: Cardiff | Date: 2025-09-25
    View full details
  6. - 80 Bryn Celyn Pentwyn Cardiff CF23 7EF
    Class C4 House in Multiple Occupation
    Status: Undecided | Type: Amendment | Council: Cardiff | Date: 2025-08-04
    View full details
  7. - Matsushita Electrical Wharfedale Road Pentwyn Cardiff CF23 7HB
    Discharge of Condition 9 (Highway and Pedestrian Works) of 24/00924/FUL.
    Status: Conditions | Type: Conditions | Council: Cardiff | Date: 2025-05-20
    View full details
  8. - Ty Enfys Carehome Marle Close Pentwyn Cardiff CF23 7EP
    Two post mounted signs
    Status: Permitted | Type: Advertising | Council: Cardiff | Date: 2025-04-17
    View full details
  9. - 251 The Hawthorns Pentwyn Cardiff CF23 7AU
    Renewal of Planning Permission 19/02437/MNR for a new dwelling.
    Status: Undecided | Type: Amendment | Council: Cardiff | Date: 2024-05-23
    View full details
  10. - Spire Cardiff Hospital Croescadarn Road Pontprennau Cardiff CF23 8XL
    Supply and install 414 No PV solar panels with a maximum output of 173.88 kWp. The panels will be installed on the pitched roofs of the hospital buildings.
    Status: Permitted | Type: Outline | Council: Cardiff | Date: 2024-04-26
    View full details
  11. - The Hollies Special School Brynheulog Pentwyn Cardiff CF23 7XG
    Enlargement of first floor and enclosure of existing building staircase and part of canopy, to accommodate new internal layout, new external building canopy, and associated new parking and hard/soft l
    Status: Undecided | Type: Full | Council: Cardiff | Date: 2024-01-30
    View full details
  12. - Matsushita Electrical Wharfedale Road Pentwyn Cardiff CF23 7HB
    Request for a formal EIA Screening Opinion in respect to the proposed development at the Panasonic Manufacturing Plant.
    Status: Undecided | Type: Outline | Council: Cardiff | Date: 2023-11-20
    View full details
  13. - 74 The Hawthorns Pentwyn Cardiff CF23 7AQ
    Multi Stemmed Alder - End of garden next to neighbouring property - reduce to suitable target pruning points above where tree previously topped, reducing crown volume to clear the adjoining dwelling
    Status: Permitted | Type: Trees | Council: Cardiff | Date: 2023-09-29
    View full details
  14. - 249 Wyncliffe Gardens Pentwyn Cardiff CF23 7FE
    Detached garden room, ground & first floor rear extension, dormer loft conversion.
    Status: Rejected | Type: Full | Council: Cardiff | Date: 2023-06-01
    View full details
  15. - 167 Waun Fach Pentwyn Cardiff CF23 7BG
    Single storey rear extension
    Status: Permitted | Type: Full | Council: Cardiff | Date: 2023-04-19
    View full details
  16. - 113 Brynheulog Pentwyn Cardiff CF23 7JD
    Proposed two storey upper extension to create 2 flats
    Status: Rejected | Type: Full | Council: Cardiff | Date: 2023-04-03
    View full details
  17. - 14 Waun Fach Pentwyn Cardiff CF23 7BA
    Tree Works to oak at 14 Waun Fach as per submitted Broadway Tree Consultancy report
    Status: Permitted | Type: Trees | Council: Cardiff | Date: 2023-02-15
    View full details
  18. - 113 Brynheulog Pentwyn Cardiff CF23 7JD
    Proposed two storey upper extension to create 2 flats
    Status: Withdrawn | Type: Full | Council: Cardiff | Date: 2022-12-13
    View full details
  19. - 22 Amberley Close Pontprennau Cardiff CF23 8AY
    Oak tree - Reduce crown by up to 1.5m
    Status: Permitted | Type: Trees | Council: Cardiff | Date: 2022-11-16
    View full details
  20. - Former Morrisons 113 Brynheulog Pentwyn Cardiff CF23 7JD
    Discharge of Conditions 12 (details of the bin stores and a screen wall on the southern edge), 14 (provision of cycle parking spaces), and 15 (Car Parking Management Plan) of 21/00321/MJR
    Status: Conditions | Type: Conditions | Council: Cardiff | Date: 2022-10-06
    View full details

Use the filter and sort options to search descriptions, addresses, and references. Sort by newest or oldest applications.

A brief summary of Pentwyn in Cardiff

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.

There were no crimes reported in the immediate area during the most recent reporting period. This makes Pentwyn a particularly low-crime area.

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.

Planning Activity in Pentwyn

In the last 24 months, 44 planning applications were submitted near Pentwyn. Of these, 93% were approved, with an average decision time of 61 days.

This is notably above the national average of approximately 87%, suggesting a relatively permissive planning environment. Applicants near Pentwyn may find that well-prepared applications have a strong chance of success.

At 61 days on average, decisions near Pentwyn slightly exceed the 8-week statutory target for minor applications, though this is common across many councils.

The most common application types near Pentwyn were full planning applications (22), tree works (5), outline applications (4). Full planning applications account for 50% of all submissions, covering new builds, change of use, and works that go beyond permitted development rights.

In terms of development scale, 2 large-scale (major) developments, 41 smaller schemes were submitted.

7 planning appeals were lodged, of which 2 were allowed and 5 were dismissed (29% success rate).

Application Outcomes

  • Approved: 26 applications
  • Refused: 0 applications
  • Withdrawn: 2 applications
  • Awaiting decision: 16 applications

Nearby Towns

Explore planning applications in nearby areas:

  • Llanedeyrn planning applications
  • Llanedeyrn planning applications
  • Llanrumney planning applications
  • Cyncoed planning applications
  • Rumney planning applications
  • Roath Park planning applications
  • Began planning applications
  • Lisvane planning applications

Related Planning Guides

  • What Is Planning Permission in the UK? — Planning permission is the formal approval you need from your local council before making certain changes to a building or piece of land.
  • What Is Permitted Development? — Permitted development rights allow certain building works and changes of use without the need to apply for planning permission.
  • How Long Does Planning Permission Take? — Typical timelines for planning permission decisions in the UK, from submission to approval, and what can cause delays.

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