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Planning application

12 Llewelyn Circle Mayhill Swansea SA1 6SN

Decided Swansea 2026/0202/PRE Pre App Welsh Government

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Pre-application enquiry - Proposed removal of existing single storey rear conservatory. Proposed permitted single storey flat roof extension with skylight to replace conservatory.

As published by the council, reference 2026/0202/PRE

Application record

Reference
2026/0202/PRE
Type
Pre App Welsh Government
Status
Decided
Decision
Positive
Received
6 Feb 2026
Validated
11 Feb 2026
Decided
26 Feb 2026
Ward
Townhill - Area 1
Decision by
Delegated Decision
Postcode
SA1 6SN

Site history

Applications at this address on the Swansea register

This site has had 3 applications since 2026: 1 approved, 1 refused.

  • 2026/0638/PLD Granted

    12 Llewelyn Circle Mayhill Swansea SA1 6SN

    Demolition of existing rear conservatory and construction of a single storey rear extension with pitched roof and patio doors (application for a Certificate of Proposed Lawful Development)

    Decided 24 Apr 2026 Lawful development
  • 2026/0321/PLD Refused

    12 Llewelyn Circle Mayhill Swansea SA1 6SN

    Demolition of existing rear conservatory and construction of single storey flat roof rear extension with patio doors and skylight (application for a Certificate of Proposed Lawful Development)

    Decided 24 Mar 2026 Lawful development

Timeline

Dates from the published record

  1. 6 Feb 2026

    Received by Swansea

  2. 11 Feb 2026

    Validated

    Checked as complete and ready for consideration.

  3. 26 Feb 2026

    Decision issued: Positive

  4. 28 Jul 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

After the decision

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.

About less common application types

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.

Nearby applications

Within 500 metres

  • 12 Llewelyn Circle Mayhill Swansea SA1 6SN

    2026/0638/PLD Submitted 20 Apr 2026 0m away

    Demolition of existing rear conservatory and construction of a single storey rear extension with pitched roof and patio doors (application for a Certificate of Proposed Lawful Development)

    Granted Lawful development Extension Demolition +1 10 docs
    Small domestic

  • 12 Llewelyn Circle Mayhill Swansea SA1 6SN

    2026/0321/PLD Submitted 2 Mar 2026 0m away

    Demolition of existing rear conservatory and construction of single storey flat roof rear extension with patio doors and skylight (application for a Certificate of Proposed Lawful Development)

    Refused Lawful development Extension Demolition +1 12 docs
    Small domestic

  • 4 Tan Y Marian Road Mayhill Swansea SA1 6SW

    2024/1573/FUL Submitted 16 Aug 2024 130m away

    Single story rear extension, ground floor W/C

    Granted Full applications Extension 12 docs

  • 3 Nicander Parade Mayhill Swansea SA1 6TX

    2026/0961/FUL Submitted 8 Jun 2026 133m away

    Two storey side extension, single storey rear extension, and front bay window, front canopy and associated works

    Granted Full applications Extension Windows or glazing 12 docs
    Small domestic

  • 3 & 4 Nicander Parade Mayhill Swansea SA1 6TX

    2018/1079/FUL Submitted 9 May 2018 135m away

    Single storey rear extension to both properties and alteration of front bay window at no. 4

    Granted Full applications Extension Windows or glazing 10 docs
    Small domestic

  • 48 Teilo Crescent Mayhill Swansea SA1 6SX

    2018/1414/FUL Submitted 25 Jun 2018 145m away

    Detached outbuilding

    Granted Full applications 6 docs

In Swansea

  • 2026/1470/PRE Awaiting decision

    16 Overland Close Mumbles Swansea SA3 4LR

    Pre-application enquiry - Proposed alteration to the existing two-storey detached garage/first-floor office-store structure

    7 Sep 2026 Other
  • 2026/1360/PRE Decided

    27 Gabalfa Road Sketty Swansea SA2 8NE

    PRE APP - Extension and conversion of existing garage to annex for carer of occupant

    18 Aug 2026 Other
  • 2026/1469/PRE Awaiting decision

    Woodlands Castle Llanmorlais Swansea SA4 3TL

    (Pre-application) Single storey side extension and rear single two storey extension

    4 Sep 2026 Other
  • 2026/1450/PRE Awaiting decision

    Car Park To The Rear Of 2-12 Vera Road Clydach Swansea SA6 5QD

    Pre-application enquiry - retention and completion of car park works to include resurfacing, installation of EV charging units and associated infrastructure and CCTV and Lighting Columns

    3 Sep 2026 Other
  • 2026/1439/PRE Awaiting decision

    14 Castle Street Mumbles Swansea SA3 4BH

    (Pre-application) Garage conversion to garden room with covered decked area & 1.8m high side privacy screen and rear steps.

    2 Sep 2026 Other