Wales · Local authority

Merthyr Tydfil County Borough Council
Planning applications.

Explore collected planning applications and decisions for Merthyr Tydfil County Borough Council. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates
2,741Searchable applications
0Recorded as pending
92%Approval rate · 2,464 approved or refused records
193Refused applications

2,271 approved · 193 refused · 105 withdrawn. Most recent record check: 12 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026

Conservation areas and Article 4 directions

Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.

Conservation areas8 mapped area records
Article 4 direction areasBoundary dataset not connected

Interactive planning map loads with JavaScript. Dataset sources are linked below.

Download Article 4 coverage for all authorities (CSV)

Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.

Source: Welsh Government / DataMapWales. Contains public sector information licensed under the Open Government Licence v3.0.

More application records

  1. Not publishedP/25/0130

    Single storey rear extension

    Glyn Bargoed House Glynbargoed Road Trelewis Treharris CF46 6AA

    Received Not published
  2. Not publishedP/25/0158

    Retention of gabion baskets erected to re-profile land create elevated patio area

    40 Sweetwater Park Trefechan Merthyr Tydfil CF48 2LF

    Received Not published
  3. Not publishedP/25/0128

    Discharge condition 3 (biodiversity enhancement) of planning P/25/0007

    21 Chapel Banks Merthyr Tydfil CF48 1BP

    Received Not published
  4. Not publishedP/25/0129

    Two storey rear extension

    11 Heather Court Quakers Yard Treharris CF46 5RP

    Received Not published
  5. Not publishedP/25/0131

    Certificate of lawfulness for a proposed single storey side extension

    Heddfan Stable Yard Upper Union Street Dowlais Merthyr Tydfil CF48 3LG

    Received Not published
  6. Not publishedP/25/0132

    Single storey rear extension and side porch, change of use of land to the side of property to residential garden and 2m timber fence

    20 Cae'r Wern Ynysfach Merthyr Tydfil CF48 1AE

    Received Not published
  7. Not publishedP/25/0138

    Flat roof extension at front of house which will provide enlarged first floor ground floor garage area beneath and single storey rear extension and associated works

    Dan Y Lan Zoar Terrace Pentwyn Deintyr Treharris CF46 5DH

    Received Not published
  8. Not publishedP/25/0133

    Erection of garage, re-profiling of land, retaining wall and boundary fences and gates

    Parcel Of Land To The South East Of Lle Hyfryd Mount Pleasant Heolgerrig Merthyr Tydfil CF48 1RY

    Received Not published
  9. Not publishedP/25/0155

    Change of use from a 5 bedroom residential property (C3 use class) to a 5 bedroom HMO (C4 use class)

    9 Queens Terrace Carlton Terrace Troedyrhiw CF48 4ER

    Received Not published
  10. Not publishedP/25/0134

    Two storey side extension

    2 Ynysygored Cottages Aberfan Merthyr Tydfil CF48 4QD

    Received Not published
  11. Not publishedP/25/0136

    Mural on side wall (non illuminated)

    St Tydfil Shopping Centre Victoria Street Merthyr Tydfil CF47 8ED

    Received Not published
  12. Not publishedP/25/0148

    Alteration of roof (from gabled to mono-pitched), recladding of external elevations, erection of side extension and other external alterations to building, widening of access and erection of gate and fencing.

    Units 5 To 8 Phoenix Industrial Estate Goat Mill Road Dowlais CF48 3TD

    Received Not published
  13. Not publishedP/25/0137

    Proposed new flat roof to single rear extension.

    16 William Street Twynyrodyn Merthyr Tydfil CF47 0RG

    Received Not published
  14. Not publishedP/25/0139

    Proposed new rear dormers with alterations

    Nant Y Gweunydd Heolgerrig Merthyr Tydfil CF48 1TD

    Received Not published
  15. Not publishedP/25/0140

    Discharge of Condition 4 CEMP

    Pen Y Dre High School Goitre Lane Gurnos Merthyr Tydfil CF47 9BY

    Received Not published
  16. Not publishedP/25/0141

    Discharge of condition 3 (tree protection measures) and 4 (grass to be used on outside edge of bund) of planning consent P/24/0224

    Land Adjacent To Merthyr Tydfil Leisure Centre Merthyr Tydfil CF48 1UT

    Received Not published
  17. Not publishedP/25/0143

    Erection of crowd barrier with gates, 2no. dugout bases and the siting of 2 no. storage containers

    Pentrebach Playing Fields Duffryn Road Pentrebach Merthyr Tydfil CF48 4BJ

    Received Not published
  18. Not publishedP/25/0145

    Alterations to shopfront including repositioning of doorway and new roller shutter

    Unit 2 (Former Moktar) Three Salmon Street Merthyr Tydfil CF47 8DS

    Received Not published
  19. Not publishedP/25/0146

    Change of use from a 3 bed residential property to a 6 bed HMO

    6 Abermorlais Terrace Merthyr Tydfil CF47 8HU

    Received Not published
  20. Not publishedP/25/0147

    Discharge of conditions 3 (materials), 4 (drainage) and 6 (boundaries) of planning permission P/21/0304 for the erection of a detached dwelling

    Pantygerdynen 56 Swansea Road Swansea Road Merthyr Tydfil CF48 1HR

    Received Not published
  21. Not publishedP/25/0149

    Single storey flat roof extension

    13 The Ferns Quakers Yard Treharris CF46 5LQ

    Received Not published
  22. Not publishedP/25/0177

    Maintain and cut back 2 no. Oak Trees involving a reduction of 25% off the top of the trees

    40 Park Place Troedyrhiw Merthyr Tydfil CF48 4ET

    Received Not published
  23. Not publishedP/25/0172

    Replacement of retaining boundary to the east, replace fence with new wall and gate to the south and widen gate to the west

    Brackendale Heolgerrig CF48 1RG

    Received Not published
  24. Not publishedP/25/0165

    Demolition, ground reclamation and remediation and outline planning application with all matters reserved (except for the main access points) for the comprehensive redevelopment of the former Hoover site to create a new neighbourhood, including up to 441 new homes, 1.5 hectares of employment land (including B1 (business), B2 (general industrial), B8 (storage and distribution) and sui generis uses), community hub (including A1 (shops), A2 (financial and professional services) A3 (food and drink), B1 (business), D1 (non-residential institutions) and sui generis uses, community heat hub, metro station and transport hub (including transport interchange and parking), a network of open spaces (including parkland, active travel routes, areas for informal recreation and SUDS attenuation features) together with associated works, including improvement/works to the highway network.

    Former Hoovers Site Pentrebach Road Pentrebach CF48 4TU

    Received Not published

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

View all applications

Researching a proposal in Merthyr Tydfil County Borough Council

Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.

Planning procedures in Wales differ from those in England. Use the authority’s own guidance for application requirements, comments and decision timescales.

How to search planning applications

Guides to planning records

All planning guides
  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

What these statistics cover

These figures describe applications collected by PlanningTrack for Merthyr Tydfil County Borough Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.

The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.

Check collection coverage