The Cathedral School Cardiff Road Llandaff Cardiff CF5 2YH Data via plota.co.uk

26/02115/FUL - Full Planning Permission Registered
Schools, care & communityExtensions & alterations

Proposal

4 storey extension (including undercroft) to existing building to expand dining provision, create additional teaching spaces and improve ancillary accommodation including internal re-modelling of current kitchens, erection of covered external walkway and relocation of cycle and bin storage. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
7 Oct 2026
✓
Consultation
20 Oct 2026
Decision
Expected by 2 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision between 2 Dec 2026 and 17 Dec 2026, from Cardiff's recent community buildings.

Comments are open until 16 Nov 2026

Comment on this application ↗

Documents 7

Statements & assessments 6

PDF CATHEDRAL SCHOOL ACCESS STATEMENT DINING AND TEACHING SPACE 290926 Supporting Documents · 7 Oct 2026 View ↗ PDF BAT EMERGENCE SURVEY REPORT Supporting Documents · 7 Oct 2026 View ↗ PDF GREEN INFRASTRUCTURE STATEMENT Supporting Documents · 7 Oct 2026 View ↗ PDF ARBORICULTURAL IMPLICATIONS ASSESSMENT AND ARBORICULTURAL METHOD STATEMENT Supporting Documents · 7 Oct 2026 View ↗ PDF DESIGN AND ACCESS STATEMENT Design and Access Statement · 7 Oct 2026 View ↗ PDF HERITAGE IMPACT STATEMENT Supporting Documents · 7 Oct 2026 View ↗

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 7 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 5

Grade II* listed: The Cathedral School
List entry 13654 · 12 m away · 6 more listed buildings within 150 m (1 Grade I, 5 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 6 with distances
Cadw ↗
Llandaff conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Scheduled monument 94 m away: Old Bishop's Palace, Llandaff
Its setting is a consideration for work nearby.
Nationally important archaeology protected by the Secretary of State. Work that affects the monument or its setting is rarely permitted.
Also on the record
Radon affected area, class 3; Registered park or garden 185 m away: Pontcanna Fields and Llandaff Fields.
Not affected
Outside flood zones 2 and 3

Checked on 20 October 2026. Historic England, the Environment Agency, Natural England, 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.

Building

Floor area351 m² (3,778 sq ft)
Energy ratingB (asset rating 31)
UseD1 Non-residential Institutions - Education
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in April 2017, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Cardiff
Application type
Full Planning Permission
Postcode
CF5 2YH
Received
7 Oct 2026
Validated
7 Oct 2026
Ward
LLANDAFF
Case officer
Show
Applicant
Show
Agent
Philippa Cole Planning Consultant

Decision outlook

Day 21 of the 56-day target. Cardiff usually decides community buildings by day 61.

Day 2140 days to the predicted decision (day 61)
45%decided within 8 weeks
100%approved
7%go to committee

Plota live figures for community buildings decided by Cardiff in the last twelve months, from validation. Cardiff decision record →

Public comments

No public comments yet.

2 neighbours consulted · Last counted 20 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15263062
Planning Portal ref
PP-15263062
Neighbours
20 Oct 2026
Consultation
20 Oct 2026
Comments by
16 Nov 2026
Site or press notice
26 Oct 2026
Env. assessment
No

Historical activity at this location

25 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025
Removal of x1 Conifer
25/02277/WTCA
2025 Approved
Grounds of Cathedral School as per submitted Tree Hazard Assessment - reduction of x1 yew…
25/00193/WTTPFP
2023 Approved
Gravel surface of access track to be replaced with permeable/open-textured asphalt
23/00736/CLD
2022 Approved
G2 - Sycamore tree crown lift/reduce to allow clearance of at least 2m from building. G3…
LLDF/TP/22/00084
2021 Approved
CREATION OF 4 BAY CRICKET PRACTICE AREA COMPRISING ERECTION OF DEMOUNTABLE NETS, INSTALLA…
21/02548/MNR
2019 Approved
LLDF/TP/19/00117
2019 Approved
Removal of the following as referenced in attached letter report prepared by Bartlett Con…
LLDF/CA/19/00047
2018 Approved
LANDSCAPE IMPROVEMENTS TO AN OUTDOOR SOCIAL SPACE AND THE INFANT AND NURSERY PLAY SPACE…
18/01527/MNR
2018 Approved
CONSTRUCTION OF TWO STOREY BUILDING FOR EDUCATION USE WITHIN CLASS D1
18/02566/MNR
2018 Approved
CONSTRUCTION OF TWO STOREY BUILDING FOR EDUCATION USE WITHIN CLASS D1
18/02565/MNR
2018 Approved
G222: Whitebeam - remove western tree in group to ground level. Remove stump. T224: Norwa…
LLDF/CA/18/00225
2018 Approved
ASH X2 - REDUCE HEIGHT BY 0.5M TO REDUCE RISK OF BRANCH FAILURE LEYLAND CYPRESS - CROWN R…
LLDF/CA/18/00072
2018 Approved
LARGE BEECH - REDUCE HEIGHT BY 3M TO REDUCE BRANCHE FAILURE (INCLUDED BRANCH UNIONS) AND…
LLDF/TP/18/00081
2017 Approved
SINGLE STOREY REAR EXTENSION TO EXISTING SIXTH FORM BUILDING
17/01044/MNR
2017 Approved
LLDF/TP/17/00081
2017 Approved
LLDF/CA/17/00082
2016 Approved
REFURBISH AN EXISTING GAMES COURT. THE FENCING AND SURFACE ARE BEYOND THEIR USEFUL LIFE…
16/01998/MNR
2016 Approved
THE CONSTRUCTION OF AN EXTERNAL CANOPY OVER AN EXISTING AREA OF PLAYGROUND.
16/02137/MNR
2016 Approved
THE CONSTRUCTION OF AN EXTERNAL CANOPY OVER AN EXISTING AREA OF PLAYGROUND.
16/02136/MNR
2016 Approved
LLDF/TP/16/00192
2016 Approved
LLDF/TP/16/00181
2016 Approved
TO RETAIN THE JUNIOR SCHOOL PLAY AREA THAT WAS INSTALLED UNDER A TEMPORARY PLANNING APPRO…
16/00331/MNR
2016 Approved
TO RETAIN THE JUNIOR SCHOOL PLAY AREA THAT WAS INSTALLED UNDER A TEMPORARY PLANNING APPRO…
16/00330/MNR
2016 Approved
Reduce crown height and spread by approx 0.5-1m to enhance natural form.Reduce crown spre…
LLDF/CA/16/00033
2016 Approved
Tree works
LLDF/TP/16/00031

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.