14 Castle Street Mumbles Swansea SA3 4BH

This site has had 2 applications since 2026: 0 approved, 1 refused.

• 2026/0754/FUL Refused

  14 Castle Street Mumbles Swansea SA3 4BH

  Garage conversion to garden room with covered decked area

  Decided 26 Jun 2026 Full applications

1. 2 Sep 2026

   Received by Swansea

2. 9 Sep 2026

   Added to PlanIndex

3. 6 Oct 2026

   Status changed to Awaiting decision

   Previously Being Considered.

4. 7 Oct 2026

   Decision issued: Mixed

Swansea has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

This application sits outside the common categories, and the council record linked on this page sets out the specific procedure that applies. More in our guide to planning application types.

• 14 Castle Street Mumbles Swansea SA3 4BH

  2026/0754/FUL Submitted 6 May 2026 50 yards away

  Garage conversion to garden room with covered decked area

  Refused Full applications 16 docs

• 62 Newton Road Mumbles Swansea SA3 4BE

  2018/2147/FUL Submitted 3 Oct 2018 50 yards away

  Change of use of ground floor from retail (Class A1) to financial and professional services (Class A2)

  Granted Full applications 6 docs

• 60 Newton Road Mumbles Swansea SA3 4BE

  2025/1523/S73 Submitted 7 Jul 2025 50 yards away

  86% historically approved · decision due ~1 Sep

  Retention and completion of conversion of existing 4 bedroom flat into 2 flats (a 2 bedroom and a single bedroom), single storey rear extension with balcony, rear roof extension, replacement front dormer, rear fenestration alterations and replacement fire escape - Variation of conditions 5 (Cycle and Refuse Storage), 6 (Materials), and 7 (Scheme of Ecological Enhancement Measures and an Implementation Timetable) of planning permission 2022/0148/FUL granted 23rd May 2022 to discharge the named conditions following the commencement of development

  Awaiting decision Amendments New dwelling Extension +2 10 docs
  Several homes

• Oystermouth Primary School 78 Newton Road Mumbles Swansea SA3 4BE

  2026/0167/PRE Submitted 3 Feb 2026 50 yards away

  Pre-application Enquiry - Permanent siting of a single portacabin classroom unit in the grounds of Oystermouth primary school.

  Decided Other 7 docs

• Oystermouth Primary School Newton Road Mumbles Swansea SA3 4BE

  2021/1526/FUL Submitted 3 Jun 2021 50 yards away

  Installation of two freestanding canopies

  Granted Full applications 8 docs

• 110 Castle Road Mumbles Swansea SA3 5TA

  2025/1852/FUL Submitted 27 Aug 2025 50 yards away

  First floor rear extension, single storey rear extension, front and rear solar panels, and front canopy

  Granted Full applications Extension 10 docs
  Small domestic

• 2026/1414/PRE Decided

  3 Clos Coed Collings Sketty Swansea SA2 7RD

  (Pre-application) Installation of an ASHP

  Received 28 Aug, published by the council 6 Sep 2026 Other
• 2026/1243/PRE Decided

  Brynfield Court Langland Swansea SA3 4TF

  Pre-application enquiry - The structural repair of the external walls and balconies, including the balcony balustrade and panel replacement

  Received 28 Jul, published by the council 3 Sep 2026 Other
• 2026/1507/PRE Decided

  Crossfield Rhossili Swansea SA3 1PL

  (Pre-application) Single storey rear extension, addition of pitched roof over front and side porch and external cladding

  Received 14 Sep, published by the council 21 Sep 2026 Other
• 2026/1473/PRE Decided

  Middleton Farm Rhossili Swansea SA3 1PJ

  (Pre-application) Single storey side extension

  Received 7 Sep, published by the council 21 Sep 2026 Other
• 2026/1138/PRE Decided

  Llettyr Bugail Morriston Swansea SA6 6PE

  Pre-application enquiry - Change detached garage into a two bedroom bungalow/apartment to be used as an annex

  Received 9 Jul, published by the council 14 Aug 2026 Other