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Planning applications in CF23

We hold 1,322 planning applications for the CF23 postcode area, 109 of them submitted in the past year. 94% of decided applications here were approved. A decision typically takes 55 days. The area is covered by Cardiff, Ceredigion.

1,322
applications held
109
in the past year
94%
approved
55 days
median decision

Councils covering CF23

Cardiff (1,321)Ceredigion (1)

Recent applications in CF23

Pending
17 Sept 202626/01974/DOC · Received: Thu 17 Sep 2026 · Validated: Thu 17 Sep 2026
10 Alltmawr Road Cyncoed Cardiff CF23 6NQCardiff

Discharge of Condition 3 (External Materials) of 25/01591/FUL.

Pending
11 Sept 202626/01922/HSE · Received: Fri 11 Sep 2026 · Validated: Fri 11 Sep 2026
45 Beatty Avenue Cyncoed Cardiff CF23 5QRCardiff

Proposed Ground Floor Rear and Side Extension plus Rear Dormer Loft Conversion

Pending
11 Sept 202626/01917/FUL · Received: Fri 11 Sep 2026 · Validated: Fri 11 Sep 2026
8 The Retreat Penylan Cardiff CF23 5QZCardiff

Proposed conversion of roof space, side & rear extensions & internal alterations to form a HMO

Pending
11 Sept 202626/01917/FUL · Received: Fri 11 Sep 2026 · Validated: Fri 11 Sep 2026
8 The Retreat Penylan Cardiff CF23 5QZCardiff

Proposed conversion of roof space, side & rear extensions & internal alterations to form a HMO

Pending
11 Sept 202626/01922/HSE · Received: Fri 11 Sep 2026 · Validated: Fri 11 Sep 2026
45 Beatty Avenue Cyncoed Cardiff CF23 5QRCardiff

Proposed Ground Floor Rear and Side Extension plus Rear Dormer Loft Conversion

Pending
Small
Discharge of Condition(s)
28 Jul 202626/01577/DOC
Former Police Station Maelfa Pentwyn Cardiff CF23 9PLCardiff

Re-discharge of Conditions 3 (Materials) and 5 (Retaining Walls) of 19/03219/MJR (previously approved under 22/00514/MJR and 22/00812/MJR).

Pending
Small
Works to Trees Fell/Prune Trees in TPO
28 Jul 202626/01616/WTTPFP
3 Woodvale Avenue Cyncoed Cardiff CF23 6SPCardiff

To fell T1 on the included survey table and leave the stump at 3m to retain some habitat value. Due to a basal cavity that extends from the south of the lower stem to the north, alongside an extensive colonisation of Pseudoinonotus dryadeus (Please see Photo T1 P1 in the included file). To potentially undertake a linear canopy reduction of the abutting T2 by 2/3m using natural target pruning compliant with BS3998 if left exposed post-removal.

Pending
Small
Householder Planning Permission
27 Jul 202626/01560/HSE
34 Dorchester Avenue Penylan Cardiff CF23 9BRCardiff

Raise ridge loft conversion with rear dormer and roof window to front elevation

Pending
Small
Householder Planning Permission
23 Jul 202626/01530/HSE
182 Lake Road East Cyncoed Cardiff CF23 5NRCardiff

Proposed demolition of existing garage and erection of a two storey rear / side extension, internal alterations and erection of detached garage with annex over.

Pending
Small
Householder Planning Permission
20 Jul 202626/01497/HSE
1 Clos Nant Y Cor Pontprennau Cardiff CF23 8LDCardiff

Conversion of Garage and ground floor link extension to provide one bedroom Annex

Pending
Small
Householder Planning Permission
6 Jul 202626/01392/HSE
107 Brandreth Road Penylan Cardiff CF23 5LECardiff

Single storey rear extension.

Pending
Small
Full Planning Permission
19 Jun 202626/01281/FUL
287 Cyncoed Road Cyncoed Cardiff CF23 6PACardiff

Installation of a pergola with retractable roof to rear, use of rear external seating area.

Pending
Small
Advertisement Consent
19 Jun 202626/01282/ADV
287 Cyncoed Road Cyncoed Cardiff CF23 6PACardiff

Two signs on front northeast elevation, hand painted mural on southeastern elevation.

Pending
Small
Non Material Amendment
15 Jun 202626/01229/NMA
57 Celyn Avenue Cyncoed Cardiff CF23 6EJCardiff

Proposed Non-Material Amendment to Planning Permission 25/02767/HSE- minor alterations including a rooflight to the front roof slope and addition of a small window to the front elevation

Pending
Small
Householder Planning Permission
9 Jun 202626/01192/HSE
15 Celyn Grove Cyncoed Cardiff CF23 6SHCardiff

Single storey side extension.

Pending
Small
Non Material Amendment
9 Jun 202626/01184/NMA
49 Rannoch Drive Cyncoed Cardiff CF23 6LPCardiff

Non-Material Amendment to Planning Permission 25/01963/HSE- Raise the main apex roof front to back and remove front dormer roof.

Permitted
Small
Works to Trees Fell/Prune Trees in TPO
3 Jun 202626/01147/WTTPFP
266B Cyncoed Road Cyncoed Cardiff CF23 6RWCardiff

Oak, rear garden - Remove suckers on main stem to first branch break. Very minor crown raise of no more than 1m on the foliage that droops lowest to even up lower crown and maintain edge, foliage tip reduction only. Remove any unstable deadwood over 25mm in diameter.

Pending
Small
Householder Planning Permission
2 Jun 202626/01134/HSE
20 Queensberry Road Penylan Cardiff CF23 9JJCardiff

Two storey side extension.

Pending
Small
Discharge of Condition(s)
2 Jun 202626/01132/DOC
31 Llangorse Road Cyncoed Cardiff CF23 6PGCardiff

Discharge of Condition 3 (Arboricultural Method Statement and Tree Protection Plan) of 26/00150/FUL.

Pending
Small
Householder Planning Permission
2 Jun 202626/01131/HSE
67 Windermere Avenue Cyncoed Cardiff CF23 5PSCardiff

Rear dormer and hip to gable roof.

Permitted
Small
Householder Planning Permission
29 May 202626/01107/HSE
92 Colchester Avenue Penylan Cardiff CF23 9AZCardiff

Ground floor rear extension with pergola.

Pending
Small
Advertisement Consent
28 May 202626/01105/ADV
Centre 7 Malthouse Avenue Pontprennau Cardiff CF23 8FNCardiff

Folded tray with built up logo and led halo illumination

Pending
Small
Householder Planning Permission
28 May 202626/01103/HSE
102 Rhyd Y Penau Road Cyncoed Cardiff CF23 6PWCardiff

Demolition of detached single garage and rear conservatory. Two storey side extension, first floor extension and front porch extension.

Pending
Small
Householder Planning Permission
15 May 202626/00988/HSE
26 Black Oak Road Cyncoed Cardiff CF23 6QTCardiff

Demolish existing garage, single storey side extension, single storey rear extension, hip to gable dormer loft conversion and other alterations.

Pending
Small
Householder Planning Permission
4 May 202626/00916/HSE
49 Celyn Avenue Cyncoed Cardiff CF23 6EJCardiff

Single storey rear, side and front porch extensions and demolition of garage/ storage.

Pending
Small
Householder Planning Permission
1 May 202626/00874/HSE
9 Ullswater Avenue Cyncoed Cardiff CF23 5PTCardiff

Retrospective permission for a flush threshold raised patio area to rear garden.

Pending
Small
Advertisement Consent
1 May 202626/00875/ADV
Unit 1A And 1B Phase 2 Church Road Old St Mellons Cardiff CF23 8XQCardiff

Installation of three internally illuminated fascia signs and two freestanding non-illuminated directional sign

Permitted
Small
Householder Planning Permission
30 Apr 202626/00859/HSE
29 Henllys Road Cyncoed Cardiff CF23 6NLCardiff

Two storey rear extension with internal alterations.

Pending
Small
Variation of conditions
28 Apr 202626/00839/VAR
Cardiff Metropolitan University Cyncoed Campus Cyncoed Road Cyncoed Cardiff CF23 6XDCardiff

Erection of single storey strength and conditioning facility with associated plant. (Approved 26 June 2023 - 23/00803/FUL):- Variation of Condition 2 (Temporary Structure Time Period) of 23/00803/FUL (as amended by 23/02288/NMA) to amend the approved scheme as follows: 1) Allow the continued use of the temporary structure for a further five years.

Permitted
Small
Works to Trees Conservation Area
24 Apr 202626/00818/WTCA
190 Lake Road East Cyncoed Cardiff CF23 5NRCardiff

Mixed hedge; rear boundary, reduce height down to the height of the magnolia and trim neatly, trim the inside face neatly. (See attached photo) Red oak; r/h corner, reduce and shape by removing upto 1.5m and a minor crown raise if needed.

Pending
Small
Cert of Lawfulness Proposed (s192)
24 Apr 202626/00809/CLPUD
Glenwood 10 Ty-gwyn Crescent Penylan Cardiff CF23 5JLCardiff

Single storey rear extension to replace existing with rear terrace and associated works.

Permitted
Small
Householder Planning Permission
21 Apr 202626/00790/HSE
3 Bettws-y-coed Road Cyncoed Cardiff CF23 6PHCardiff

Re-orientation of roof with front and rear gable ends, raised ridge, and side dormers.

Permitted
Small
Householder Planning Permission
21 Apr 202626/00793/HSE
19 Winnipeg Drive Cyncoed Cardiff CF23 6ETCardiff

Replace existing garage roof and construction of a new porch.

Pending
Small
Non Material Amendment
20 Apr 202626/00781/NMA
71 Gwern Rhuddi Road Cyncoed Cardiff CF23 6PSCardiff

Proposed Non-Material Amendment to Planning Permission 25/01318/HSE- replace flat roofing with mono pitch roof over living room and half hipped roof over bedroom area.

Pending
Small
Householder Planning Permission
20 Apr 202626/00774/HSE
23 Hackerford Road Cyncoed Cardiff CF23 6QYCardiff

Demolish existing conservatory, garage roof and canopy. Single storey rear and side extensions and construction of a porch.

Permitted
Small
Householder Planning Permission
15 Apr 202626/00748/HSE
219 Woolaston Avenue Cyncoed Cardiff CF23 6EXCardiff

Single storey rear extension with replacement roof to existing extension, front porch extension and associated works.

Permitted
Small
Works to Trees Conservation Area
14 Apr 202626/00743/WTCA
59 Ty-draw Road Penylan Cardiff CF23 5HDCardiff

Conifers; rear boundary, reduce top by 2m and trim level. Apple; in front of conifers, reduce and shape by upto 1.5m but reduce l/h side to completely clear overhang of garage.

Permitted
Small
Householder Planning Permission
14 Apr 202626/00737/HSE
47 Forsythia Drive Pentwyn Cardiff CF23 7HPCardiff

Front porch extension, raising the roof of existing front lounge and rear single-storey extension with flat roof.

Pending
Small
Cert of Lawfulness Proposed (s192)
7 Apr 202626/00694/CLPUD
2 Windermere Avenue Cyncoed Cardiff CF23 5PQCardiff

Hip to gable Loft conversion with flat roof rear Dormer.

Pending
Small
Householder Planning Permission
2 Apr 202626/00691/HSE
1 Holmwood Close Cyncoed Cardiff CF23 6BTCardiff

Single storey rear extension.

Permitted
Small
Householder Planning Permission
20 Mar 202626/00562/HSE
9 Nant-fawr Close Cyncoed Cardiff CF23 6JPCardiff

Two storey rear extension.

Permitted
Small
Householder Planning Permission
11 Mar 202626/00488/HSE
23 Llandennis Avenue Cyncoed Cardiff CF23 6JECardiff

Single storey side garage. Two storey front and rear extensions. Single storey rear extension and loft conversion with two dormers.

Permitted
Small
Works to Trees Conservation Area
10 Mar 202626/00477/WTCA
13 Cefn Coed Road Cyncoed Cardiff CF23 6ANCardiff

Rear of 13 Cefn Coed Road - remove conifer to short stump, carve a seat shape into remaining stump

Permitted
Small
Householder Planning Permission
9 Mar 202626/00459/HSE
83 Black Oak Road Cyncoed Cardiff CF23 6QWCardiff

Single storey rear extension, new front porch, and rear hip to gable roof conversion.

Pending
Small
Works to Trees Fell Trees in TPO
9 Mar 202626/00475/WTTPF
10 Lonsdale Road Penylan Cardiff CF23 9JFCardiff

Fell Scots Pine

Pending
Small
Householder Planning Permission
9 Mar 202626/00466/HSE
14 Hendy Street Roath Cardiff CF23 5EUCardiff

Demolition of outbuilding and construction of single storey side extension.

Permitted
Small
Householder Planning Permission
6 Mar 202626/00458/HSE
36 Beatty Avenue Cyncoed Cardiff CF23 5QTCardiff

Demolition of garage and rear lean-to extension. Construction of single storey rear extension with new patio.

Conditions
Small
Discharge of Condition(s)
5 Mar 202626/00438/DOC
Enterprise Rent A Car Ipswich Road Penylan Cardiff CF23 9AQCardiff

Discharge of Condition 6 (Soft Landscaping) of 24/01643/FUL.

Permitted
Small
Works to Trees Prune Trees in TPO
4 Mar 202626/00439/WTTPP
15 Clos Nant Coslech Pontprennau Cardiff CF23 8NDCardiff

Mature Oak, 17M height, 7M crown spread average, 1.1m stem diameter, normal physiology, normal structure. proposed works: 1. Remove dead wood from crown. 2. Lift foliage tips over 17 to 4m, consider reducing back towards boundary sympathetically. 3. Should sail area and weight reduction be required to lessen stem loading, consider a light 1.5-2m crown reduction at suitable lateral branches using natural target pruning. 4. Consider removing rose from tree as detailed assessment would be difficult with it in place. 5. Decay testing review advised next assessment summer

Pending
Small
Householder Planning Permission
4 Mar 202626/00435/HSE
20 Sherborne Avenue Cyncoed Cardiff CF23 6SJCardiff

Single storey rear extension, replacing existing conservatory.