Basement And Ground Floor Flat 2A Ryder Street Pontcanna Cardiff CF11 9BR Data via plota.co.uk

26/02270/FUL - Full Planning Permission Registered
Extensions & alterations

Proposal

Removal of small monopitch roof to the rear of the ground floor and replacement with small, flat roof extension with rooflight, and the addition of full width, sliding glass doors, to replace the existing french doors Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
28 Oct 2026
✓
Consultation
5 Nov 2026
Decision
Expected by 23 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision between 11 Dec 2026 and 22 Dec 2026, from Cardiff's recent extensions.

Comments are open until 2 Dec 2026

Comment on this application ↗

Documents 4

Statements & assessments 2

PDF HERITAGE IMPACT STATEMENT Supporting Documents · 28 Oct 2026 View ↗ PDF HERITAGE IMPACT STATEMENTDESIGN AND ACCESS STATEMENT Design and Access Statement · 28 Oct 2026 View ↗

Plans & drawings 1

PDF THE LOCATION PLAN_INCLUDED_IN_SITEBLOCK PLAN - EXISTING Planning Application Documents · 28 Oct 2026 View ↗

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 28 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 4

Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Cathedral Road 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.
Also on the record
11 listed buildings within 150 m; Registered park or garden 147 m away: Cardiff Castle and Bute Park.
Not affected
No scheduled monument at the site

Checked on 6 November 2026. Historic England, the Environment Agency, Natural England 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 area107 m² (1,152 sq ft)
Energy ratingD (60 out of 100), could reach C
PropertyEnd-terrace maisonette, 5 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSandstone or limestone, as built, no insulation (assumed)

From the energy performance certificate lodged in November 2024, the latest held for this property. The building may have changed since. View the certificate

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Other new applications on this street

9 Nov 2026Pending

22 Ryder Street Pontcanna Cardiff CF11 9BT

Strawberry tree; rear garden - Thin out the crown by 15-20% to allow more light ...

26/02360/WTCA
10 Aug 2026Pending

58 Ryder Street Pontcanna Cardiff CF11 9BU

Retention of Rear Boundary Wall and Alterations to Rear Garden Level

26/01482/HSE

Nearby new applications

9 Nov 2026Pending

22 Ryder Street Pontcanna Cardiff CF11 9BT

Strawberry tree; rear garden - Thin out the crown by 15-20% to allow more light ...

26/02360/WTCA
5 Nov 2026Pending

2 Pitman Street Pontcanna Cardiff CF11 9DJ

Construct new dormer windows to the rear elevation roof,and fix 8 Photo Voltaic ...

26/02344/HSE
22 Oct 2026Pending

135 - 137 Cowbridge Road East Riverside Cardiff CF11 9AG

Replacement of the existing static neon illuminated signage, with a static LED i...

26/02227/ADV
22 Oct 2026Pending

59 Plasturton Avenue Pontcanna Cardiff CF11 9HL

Proposed rear ground floor extension and internal alterations.

26/02224/HSE
20 Oct 2026Approved

94A Cathedral Road Pontcanna Cardiff CF11 9LN

T1 Crab Apple in front garden, crown reduce by approximately 2 metres from heigh...

26/02214/WTCA
15 Oct 2026Pending

51-65 Cowbridge Road East And 2-8 Lower Cathedral Road Riverside Cardiff

Discharge of Condition 6 (Materials) of 22/02901/FUL

26/02172/DOC

Important details

Council
Cardiff
Application type
Full Planning Permission
Postcode
CF11 9BR
Received
28 Oct 2026
Validated
28 Oct 2026
Ward
RIVERSIDE
Case officer
Show
Applicant
Show
Agent
Glen Thomas Architecture Ltd

Decision outlook

Day 15 of the 56-day target. Cardiff usually decides extensions by day 50.

Day 1541 days to the 56-day target
66%decided within 8 weeks
94%approved
702decided in the last year

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

Public comments

No public comments yet.

3 neighbours consulted · Last counted 6 Nov 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15314419
Planning Portal ref
PP-15314419
Neighbours
5 Nov 2026
Consultation
5 Nov 2026
Comments by
2 Dec 2026
Site or press notice
11 Nov 2026
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
18 Ryder Street Pontcanna Cardiff CF11 9BT
Proposed single storey rear extension, rear dormer roof extensions and provision of parki…
25/00434/HSE
2024 Approved
36 Ryder Street Pontcanna Cardiff CF11 9BT
Proposed single storey side extension to the existing kitchen and re configuration of the…
24/01819/HSE
2024
17, 19 And 21 Cathedral Road Pontcanna Cardiff CF11 9HA
Renovations, extensions and change of use from offices (Use Class B1) to residential flat…
24/02225/FUL
2024
17, 19 And 21 Cathedral Road Pontcanna Cardiff CF11 9HA
Renovations, extensions and change of use from offices (Use Class B1) to residential flat…
24/02226/LBC
2024 Approved
22 Ryder Street Pontcanna Cardiff CF11 9BT
Strawberry Tree - Rear Garden - general maintenance to reduce and shape back to previous…
24/01406/WTCA
2023 Approved
12 Hamilton Street Pontcanna Cardiff CF11 9BP
Erection of single storey side extention, new garden room and internal and external alter…
23/01870/HSE
2023 Withdrawn
17-21 Cathedral Road Pontcanna Cardiff CF11 9HA
Renovations, extensions and change of use from offices (Use Class B1) to 25 residential f…
23/01662/LBC
2023 Withdrawn
17-21 Cathedral Road Pontcanna Cardiff CF11 9HA
Renovations, extensions and change of use from offices (Use Class B1) to 25 residential f…
23/01661/FUL
2023 Approved
22 Ryder Street Pontcanna Cardiff CF11 9BT
Strawberry Tree - Rear Garden - Reduce and shape back to previous points
23/01607/WTCA
2021 Approved
54 Clos Dewi Sant Riverside Cardiff CF11 9EX
CONVERSION OF GARAGE INTO HABITABLE ROOM AND ASSOCIATED ALTERATIONS
21/02896/DCH
2021 Approved
Cathedral House 31 Cathedral Road Pontcanna Cardiff CF11 9HB
ERECTION OF PERGOLA OVER EXISTING OUTDOOR SEATING AREA
21/00527/MNR
2021 Approved
53 Clos Dewi Sant Riverside Cardiff CF11 9EX
CONVERT EXISTING INTEGRAL GARAGE TO A HABITABLE ROOM
21/01643/DCH
2021 Approved
Rear Of 37-39A Cathedral Road Pontcanna Cardiff CF11 9XF
NEW ELECTRICITY SUBSTATION ENCLOSURE
21/01440/MNR
2021 Approved
53 Clos Dewi Sant Riverside Cardiff CF11 9EX
SINGLE STOREY REAR EXTENSION
21/00959/DCH
2020 Approved
16 Hamilton Street Pontcanna Cardiff CF11 9BP
SINGLE STOREY SIDE EXTENSION
20/02566/DCH
2020 Approved
24 Ryder Street Pontcanna Cardiff CF11 9BT
SINGLE STOREY SIDE RETURN EXTENSION
20/00753/DCH
2020 Approved
22 Ryder Street, Pontcanna, Cardiff, CF11 9BT
Reduce Crown of Strawberry Tree
PONT/CA/20/00082
2019 Approved
11 Hamilton Street Pontcanna Cardiff CF11 9BP
PROPOSED ATTIC CONVERSION, SINGLE STOREY SIDE GLAZED LINK EXTENSION, RE-MODELLING OF REAR…
19/03043/DCH
2019 Approved
12 Hamilton Street Pontcanna Cardiff CF11 9BP
REAR APEX DORMER AND REAR CONSERVATION STYLE ROOF LIGHTS
19/03151/DCH
2019 Approved
2 Ryder Street Pontcanna Cardiff CF11 9BR
LOFT CONVERSION WITH REAR DORMER AND TWO ROOFLIGHTS; NEW WINDOWS AND BI-FOLD DOORS TO REAR
19/02026/DCH
2017 Refused
11 Hamilton Street Riverside Cardiff CF11 9BP
RETENTION OF DOUBLE GLAZING WINDOWS
17/01268/DCH
2017 Refused
2 Hamilton Street Riverside Cardiff CF11 9BP
RETENTION OF 1 No. VELUX CONSERVATION ROOF WINDOW TO THE FRONT ELEVATION OF EXISTING DWEL…
17/00798/DCH
2016 Approved
16 Hamilton Street Riverside Cardiff CF11 9BP
REPLACE OLD PVC WINDOWS (NOT ORIGINAL SASH) WITH ORIGINAL DESIGN SASH TO RESTORE VICTORIA…
16/02101/DCH
2016 Approved
CATHEDRAL HOUSE, 31 CATHEDRAL ROAD, RIVERSIDE, CARDIFF, CF11 9HB
REAR EXTENSION TO ACCOMMODATE 5 APARTMENTS ON THE 4TH, 5TH AND 6TH FLOORS
16/00181/MNR
2016 Approved
CATHEDRAL HOUSE, 31 CATHEDRAL ROAD, RIVERSIDE, CARDIFF, CF11 9HB
INTERNALLY ILLUMINATED SIGN IN THE FRONT FORECOURT OF CATHEDRAL HOUSE
A/16/00037/MNR

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.