Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

This site has had 8 applications since 2025: 7 approved, 0 refused.

• P/26/0066 Withdrawn

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Works to the roof to include new walkways, fixed ladder access, new insulation and associated parapet and clerestory windows. Installation of new gutters and replacement of rainwater goods. Works to external elevation to include replacement windows, new doors and repair or replacement of lintels. Internal works to include the installation of new steel beams, repairs to timber reinforcements, new loft access hatch and bat boxes and minor revisions to the approved drainage scheme

  Decided 10 Apr 2026 Heritage and listed buildings
• P/26/0063 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Discharge of condition 3 details of cabling routes of planning permission P/25/0272

  Decided 27 Apr 2026 Conditions
• P/25/0330 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Works to the roof to include new walkways, fixed ladder access, new insulation and associated parapet and clerestory windows. Installation of new gutters and replacement of rainwater goods. Works to external elevation to include replacement windows, new doors and repair or replacement of lintels. Internal works to include the installation of new steel beams, repairs to timber reinforcements, new loft access hatch and bat boxes and minor revisions to the approve drainage scheme

  Decided 15 Jun 2026 Heritage and listed buildings
• P/25/0283 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Discharge of Condition 5 CEMP of planning permission P25/0178

  Decided 31 Oct 2025 Conditions
• P/25/0284 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Discharge of condition 5 of planning permission P/25/0087

  Decided 31 Oct 2025 Conditions
• P/25/0272 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  The proposed works comprise: - Refurbishment of main WCs and secondary, currently disused, WCs. - Upgrades to and expansion of CCTV provision internally. - Upgrades to 2 no. external CCTV cameras - existing fixings to be reused. - Introduction of improved and more energy efficient exhibition lighting. - Installation of Wi-Fi throughout the museum spaces

  Decided 22 Dec 2025 Heritage and listed buildings
• P/25/0248 Granted

  Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  Discharge of condition 3 of permission P/25/0087 nominated archaeologist

  Decided 23 Oct 2025 Conditions

1. 23 Oct 2025

   Received by Merthyr Tydfil

2. 14 Nov 2025

   Decision issued: Discharge of Condition Approval

3. 28 Jul 2026

   Added to PlanIndex

• Application: P/25/0178

Merthyr Tydfil granted permission on 14 November 2025, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  P/25/0283 Submitted 30 Oct 2025 50 yards away

  Discharge of Condition 5 CEMP of planning permission P25/0178

  Granted Conditions 5 docs

• Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  P/25/0272 Submitted 16 Oct 2025 50 yards away

  The proposed works comprise: - Refurbishment of main WCs and secondary, currently disused, WCs. - Upgrades to and expansion of CCTV provision internally. - Upgrades to 2 no. external CCTV cameras - existing fixings to be reused. - Introduction of improved and more energy efficient exhibition lighting. - Installation of Wi-Fi throughout the museum spaces

  Granted Heritage and listed buildings 18 docs

• Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  P/26/0066 Submitted 1 Apr 2026 50 yards away

  Works to the roof to include new walkways, fixed ladder access, new insulation and associated parapet and clerestory windows. Installation of new gutters and replacement of rainwater goods. Works to external elevation to include replacement windows, new doors and repair or replacement of lintels. Internal works to include the installation of new steel beams, repairs to timber reinforcements, new loft access hatch and bat boxes and minor revisions to the approved drainage scheme

  Withdrawn Heritage and listed buildings Windows or glazing 26 docs

• Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  P/25/0330 Submitted 12 Dec 2025 50 yards away

  Works to the roof to include new walkways, fixed ladder access, new insulation and associated parapet and clerestory windows. Installation of new gutters and replacement of rainwater goods. Works to external elevation to include replacement windows, new doors and repair or replacement of lintels. Internal works to include the installation of new steel beams, repairs to timber reinforcements, new loft access hatch and bat boxes and minor revisions to the approve drainage scheme

  Granted Heritage and listed buildings Windows or glazing 41 docs

• Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

  P/26/0063 Submitted 24 Mar 2026 50 yards away

  Discharge of condition 3 details of cabling routes of planning permission P/25/0272

  Granted Conditions 7 docs

• North Bank Of River Teme Adjoining Land Of Acacia Cottage Leintwardine SY7 0JZ

  P031343/K Submitted 1 May 2003 100 yards away

  To fell 3 Willows on land adjoining Acacia Cottage, Leintwardine

  Decided Trees 9 docs

• P/25/0245 Granted

  Land At Springfield Rise Treharris

  Discharge of conditions 3 (Material Finishes) and condition 4 (Retaining Works) of planning permission P/22/0298 relating to a residential scheme.

  Received 11 Sep, published by the council 28 Jul 2026 Conditions
• P/26/0211 Status unknown

  63 Brecon Rise Pant Merthyr Tydfil CF48 2EE

  Discharge of conditions 3 (Landscaping), 7 (Boundary treatments) and 10 (public sewer diversion) of planning permission P/25/0253

  Received 25 Sep, published by the council 2 Oct 2026 Conditions
• P/26/0209 Status unknown

  Land At Six Bells Heolgerrig Merthyr Tydfil CF48 1TU

  Discharge of conditions 3 (boundary Details), 4 (Landscaping Scheme) and 8 (Retaining Works) of planning permission P/25/0167 relating to a dwelling.

  Received 21 Sep, published by the council 2 Oct 2026 Conditions
• P/26/0207 Status unknown

  Land Adjacent To Lle Hyfryd Mount Pleasant Heolgerrig Merthyr Tydfil CF48 1RY

  Discharge of condition 10 (site investigation and remediation) of planning permission P/24/0239

  Received 18 Sep, published by the council 2 Oct 2026 Conditions
• /26/0122 Granted

  Tregenna Hotel Park Terrace Merthyr Tydfil CF47 8RF

  Discharge of condition 4 (lighting) of planning permission P/24/0227 for Proposed change of use from hotel (C1 Use Class) to temporary supported living accommodation (Sui Generis) with internal and external alterations and associated works

  Received 8 Jun, published by the council 28 Jul 2026 Conditions