Planning Applications in CF23

Planning authority: City of Cardiff Council

Search current and historic planning applications in the CF23 postcode district in Cardiff - 47 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.

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Showing 47 of 47 applications
2 Oct 2026 Registered 26/02089/HSE

72 Amesbury Road Penylan Cardiff CF23 5DY

Proposed Loft & Rebuild of Existing Extension

Householder Planning Permission Cardiff
28 Sept 2026 Registered 26/01904/DOC

St Teilos High School Circle Way East Llanedeyrn Cardiff CF23 9PD

Discharge of conditions 3 (Biodiversity) and 4 (CEMP) of 25/02048/FUL.

Discharge of Condition(s) Cardiff
28 Sept 2026 Registered 26/02058/NMA

287 Cyncoed Road Cyncoed Cardiff CF23 6PA

Proposed Non-Material Amendment to Planning Permission 26/01281/FUL - to reposition the rear external AC units

Non Material Amendment Cardiff
22 Sept 2026 Registered 26/02033/CLEUD

8 Celyn Avenue Cyncoed Cardiff CF23 6EN

Rear extensions and alterations to the property.

Cert of Lawfulness Existing (s191) Cardiff
21 Sept 2026 Registered 26/02030/CLPUD

19 Cefn Coed Avenue Cyncoed Cardiff CF23 6HE

Detached garden room.

Cert of Lawfulness Proposed (s192) Cardiff
21 Sept 2026 Registered 26/01999/CLPUD

27 Pine Wood Crescent Penylan Cardiff CF23 9HF

Proposed single storey side extension, including demolition of existing garage

Cert of Lawfulness Proposed (s192) Cardiff
17 Sept 2026 Registered 26/01974/DOC

10 Alltmawr Road Cyncoed Cardiff CF23 6NQ

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

Discharge of Condition(s) Cardiff
16 Sept 2026 Approved 25 Sep 26/01966/WTTPFP

University Hall Birchwood Lane, Penylan Cardiff CF23 5LH

Carry out a crown raise and crown reduction to one mature Common T1 Walnut tree. Needs lifting to 3mtrs and a full crown reduction all over by 2mtrs

Works to Trees Fell/Prune Trees in TPO Cardiff
11 Sept 2026 Registered 26/01917/FUL

8 The Retreat Penylan Cardiff CF23 5QZ

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

Full Planning Permission Cardiff
11 Sept 2026 Registered 26/01922/HSE

45 Beatty Avenue Cyncoed Cardiff CF23 5QR

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

Householder Planning Permission Cardiff
10 Sept 2026 Registered 26/01821/FUL

Cardiff Metropolitan University Cyncoed Campus Cyncoed Road Cyncoed Cardiff CF23 6XD

Installation of PV panels to NIAC building, two Battery Energy Storage Systems (BESS) and associated national grid infrastructure

Full Planning Permission Cardiff
10 Sept 2026 Approved 23 Sep 26/01863/CLPUD

6 Llandennis Green Cyncoed Cardiff CF23 6JX

Proposed conversion of existing integral garage to ancillary domestic accommodation, including minor internal alterations

Cert of Lawfulness Proposed (s192) Cardiff
9 Sept 2026 Registered 26/01892/HSE

86 Waterloo Road Penylan Cardiff CF23 9BH

Demolition of existing rear conservatory and part rear ground floor. Construction of single storey rear extension.

Householder Planning Permission Cardiff
8 Sept 2026 Approved 14 Sep 26/01884/WTCA

4 Cefn Coed Road Cyncoed Cardiff CF23 6AQ

G1 Conifer hedge L shape in rear garden, trim top and garden side to tidy. G2 Mixed species running along side boundary, Crown lift/prune back to clea...

Works to Trees Conservation Area Cardiff
7 Sept 2026 Registered 26/01872/FUL

5 The Design Quarter Ipswich Road Penylan Cardiff CF23 9XE

Installation of plant equipment

Full Planning Permission Cardiff
3 Sept 2026 Approved 22 Sep 26/01855/CLPUD

46 Duffryn Avenue Cyncoed Cardiff CF23 6JL

Proposed hip to gable, dormer loft conversion with addition of rooflights

Cert of Lawfulness Proposed (s192) Cardiff
28 Aug 2026 Registered 26/01833/HSE

66 Windermere Avenue Cyncoed Cardiff CF23 5PS

Proposed single-storey side and rear extension. Hip-to-gable roof conversion and conversion of the roof space, including a rear dormer. Associated int...

Householder Planning Permission Cardiff
26 Aug 2026 Approved 21 Sep 26/01866/WTTPF

7 & 8 Ferny Court Penylan Cardiff CF23 9BU

Dorchester Avenue frontage of 7 & 8 Ferny Court - Felling and removal of x5 lime trees affecting retaining wall.

Works to Trees Fell Trees in TPO Cardiff
24 Aug 2026 Registered 26/01792/HSE

33 Tydfil Place Roath Cardiff CF23 5HP

Proposed rear flat roof garage

Householder Planning Permission Cardiff
19 Aug 2026 Approved 3 Sep 26/01759/CLPUD

5 Llandennis Green Cyncoed Cardiff CF23 6JX

Proposed rear single storey extension

Cert of Lawfulness Proposed (s192) Cardiff
19 Aug 2026 Approved 9 Sep 26/01769/NMA

57 Celyn Avenue Cyncoed Cardiff CF23 6EJ

Proposed Non-Material Amendment to Planning Permission 25/02767/HSE - To reduce rear extension size and install new doors/windows and alter proposed w...

Non Material Amendment Cardiff
17 Aug 2026 Registered 26/01740/HSE

8 Lakeside Drive Cyncoed Cardiff CF23 6DD

Demolition of garage. Double storey side extension, single storey side extension, rear first floor balcony. External chimney and chimney breast to be ...

Householder Planning Permission Cardiff
17 Aug 2026 Approved 9 Sep 26/01742/ADV

5 The Design Quarter Ipswich Road Penylan Cardiff CF23 9XE

Fascia lettering and logo signs, and totem sign

Advertisement Consent Cardiff
14 Aug 2026 Awaiting decision 26/01702/HSE

45 Gwern Rhuddi Road Cyncoed Cardiff CF23 6PS

Two storey and single storey rear extensions (development similar to that as approved under 25/00533/HSE with additional first floor part).

Householder Planning Permission Cardiff
12 Aug 2026 Registered 26/01717/HSE

12 Birchwood Road Penylan Cardiff CF23 5LJ

Dormer loft conversion.

Householder Planning Permission Cardiff
11 Aug 2026 Approved 26 Aug 26/01705/CLPUD

390 Cyncoed Road Cyncoed Cardiff CF23 6SA

Use of 390 Cyncoed Road as residential accommodation for up to six adults with mental health conditions, living together as a single household, with c...

Cert of Lawfulness Proposed (s192) Cardiff
7 Aug 2026 Registered 26/01686/HSE

101 Cyncoed Road Cyncoed Cardiff CF23 6AE

Ground and first floor side extension and construction of patio and timber frame gazebo in rear garden.

Householder Planning Permission Cardiff
7 Aug 2026 Approved 13 Aug 26/01688/CLPUD

36 Windermere Avenue Cyncoed Cardiff CF23 5PR

Hip-to-gable roof extension, rear dormer roof extension and addition of front rooflights

Cert of Lawfulness Proposed (s192) Cardiff
5 Aug 2026 Approved 21 Aug 26/01665/NMA

219 Woolaston Avenue Cyncoed Cardiff CF23 6EX

Proposed Non-Material Amendment to Planning Permission 26/00748/HSE - to infill side wall and reposition rooflights

Non Material Amendment Cardiff
29 Jul 2026 Approved 23 Sep 26/01604/HSE

39 Cefn Coed Road Cyncoed Cardiff CF23 6AP

Proposed internal ground floor refurbishment of domestic dwelling with ancillary single storey flat roof extensions to north, south and east elevation...

Householder Planning Permission Cardiff
28 Jul 2026 Registered 26/01577/DOC

Former Police Station Maelfa Pentwyn Cardiff CF23 9PL

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

Discharge of Condition(s) Cardiff
28 Jul 2026 Approved 8 Sep 26/01616/WTTPFP

3 Woodvale Avenue Cyncoed Cardiff CF23 6SP

Rear Garden of 3 Woodvale Avenue: - To fell T1 on the included survey table and leave the stump at 3m to retain some habitat value. Due to a basal cav...

Works to Trees Fell/Prune Trees in TPO Cardiff
27 Jul 2026 Registered 26/01566/FUL

80 Ninian Road Roath Cardiff CF23 5EN

Conversion of ground-floor to create one additional dwelling (two-bedroom flat)

Full Planning Permission Cardiff
27 Jul 2026 Registered 26/01560/HSE

34 Dorchester Avenue Penylan Cardiff CF23 9BR

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

Householder Planning Permission Cardiff
24 Jul 2026 Approved 16 Sep 26/01544/PRAP

On The Verge Off Llanedeyrn Road Penylan Cardiff CF23 9DU

20m high monopole accommodating 6No antennas, 1No transmission dish and ancillary development. Also involves the installation of 2No cabinets and 1No ...

Prior Approval Cardiff
23 Jul 2026 Registered 26/01530/HSE

182 Lake Road East Cyncoed Cardiff CF23 5NR

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

Householder Planning Permission Cardiff
22 Jul 2026 Registered 26/01516/FUL

St Davids Roman Catholic Sixth Form College Ty-gwyn Road Penylan Cardiff CF23 5QD

Retrospective planning permission for two modular units and associated works (for a temporary period of two years)

Full Planning Permission Cardiff
22 Jul 2026 Awaiting decision 26/01245/FUL

Red Balloon Nursery Circle Way East Llanedeyrn Cardiff CF23 9PZ

Change of use from nursery to House in Multiple Occupation (HMO).

Full Planning Permission Cardiff
20 Jul 2026 Registered 26/01496/HSE

20 Dorchester Avenue Penylan Cardiff CF23 9BR

Retrospective permission for proposed loft dormer and side gable extension and installation of an air conditioning unit.

Householder Planning Permission Cardiff
20 Jul 2026 Approved 9 Sep 26/01497/HSE

1 Clos Nant Y Cor Pontprennau Cardiff CF23 8LD

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

Householder Planning Permission Cardiff
17 Jul 2026 Registered 26/01481/FUL

St Davids Roman Catholic Sixth Form College Ty-gwyn Road Penylan Cardiff CF23 5QD

Demolition of Caretakers Lodge and redevelopment of site for Wellbeing and Pastoral centre with drainage, landscaping and associated works.

Full Planning Permission Cardiff
16 Jul 2026 Approved 24 Aug 26/01476/CLPUD

71 Llandennis Avenue Cyncoed Cardiff CF23 6JF

Single storey extension to side and rear.

Cert of Lawfulness Proposed (s192) Cardiff
15 Jul 2026 Withdrawn 10 Aug 26/01052/FUL

168 Wyncliffe Gardens Pentwyn Cardiff CF23 7FD

Change of use of the driveway of the residential property to provide a mobile well-being trailer (Hours of operation 08:00 to 20:00 daily).

Full Planning Permission Cardiff
15 Jul 2026 Approved 11 Sep 26/01461/HSE

53 Waterloo Gardens Penylan Cardiff CF23 5AB

Proposed Single Storey Rear Extension with access steps to rear garden & Loft Conversion with Rear Dormer and Rooflights

Householder Planning Permission Cardiff
14 Jul 2026 Approved 27 Aug 26/01457/HSE

21 Rhyd Y Penau Road Cyncoed Cardiff CF23 6PX

Ground floor rear extension and alteration to loft, rear and side dormers and alterations to garage to form guest room, involving taking down front bo...

Householder Planning Permission Cardiff
14 Jul 2026 Approved 10 Aug 26/01451/NMA

Land Adjacent To 1 Lake View Close Cyncoed Cardiff CF23 6DU

Proposed Non-Material Amendment to Planning Permission 23/01383/FUL - Addition of a door in the side elevation

Non Material Amendment Cardiff
10 Jul 2026 Approved 26 Aug 26/01446/HSE

17 Clonakilty Way Pontprennau Cardiff CF23 8PR

Two storey extension with single storey element to rear

Householder Planning Permission Cardiff
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Data updated daily. Source: City of Cardiff Council planning portal.