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
2,456Searchable applications
0Recorded as pending
92%Approval rate · 2,201 approved or refused records
172Refused applications

2,029 approved · 172 refused · 93 withdrawn. Most recent record check: 11 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 Counts reflect the last collected status; some records may be out of date.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/21/0175

    Erection of 3 fascia signs and 2 internal digital screens

    Unit 13 Cyfarthfa Retail Park Swansea Road Merthyr Tydfil CF48 1HY

    Received Not published
  2. Not publishedP/21/0172

    Discharge of Conditions 3 (Landscaping) and 5 (Habitat and Lanscape Management Plan) of planning permission P/20/0025 for engineering works including provision of a sewer and culvert/outflow, raising of the land and creation of site access road

    Land Rear Of Unit A Dragon Parc Abercanaid Merthyr Tydfil

    Received Not published
  3. Not publishedP/21/0184

    Single storey extension to side and rear

    27 Wallhead Road Twynyrodyn Merthyr Tydfil CF47 0SS

    Received Not published
  4. Not publishedP/21/0171

    Reduce height of 6 pine trees by 20% and thin their canopies by 20%. Reduce the canopy of the small leaved lime by 25%

    St Mary's RC Church The Priory Pontmorlais West Merthyr Tydfil

    Received Not published
  5. Not publishedP/21/0182

    Erection of two dwellings (Reserved Matters)

    Land At 106 Heolgerrig Heolgerrig Merthyr Tydfil

    Received Not published
  6. Not publishedP/21/0181

    Erection of first floor, rear extension

    2 Glynmil Close Incline Top Merthyr Tydfil CF47 0GE

    Received Not published
  7. Not publishedP/21/0186

    Single storey rear extension

    2 Gwaelodygarth Close Gurnos Merthyr Tydfil CF47 8DX

    Received Not published
  8. Not publishedP/21/0188

    Change of Use to B1, B2 or B8 to include external alterations

    Unit 2 Cambrian House Merthyr Tydfil Industrial Park Pentrebach Merthyr Tydfil CF48 4XA

    Received Not published
  9. Not publishedP/21/0180

    First floor rear extension with alterations

    20A Winchfawr Heolgerrig Merthyr Tydfil CF48 1RD

    Received Not published
  10. Not publishedP/21/0183

    Variation of condition 2 of P/20/0251 to replace privacy screen with 1.1 m high screen/balustrade and removal of condition 4 which relates to the privacy screen to be replaced

    59 The Oaks Quakers Yard Treharris CF46 5HQ

    Received Not published
  11. Not publishedP/21/0178

    Change of use of ground floor garage to habitable room to be used ancillary to first floor flat

    The Yard Rear Of 1 Windsor Road Edwardsville Treharris

    Received Not published
  12. Not publishedP/21/0179

    Siting of a burger van

    Parcel Of Land Within ICI Sports Field And Pavilion Bryniau Road Pant Merthyr Tydfil CF48 2SR

    Received Not published
  13. Not publishedP/21/0193

    Two storey rear extension, single storey rear extension and first floor side extension

    32 Trevithick Gardens Merthyr Tydfil CF47 0RP

    Received Not published
  14. Not publishedP/21/0194

    Erection of a new unit of holiday accommodation

    Autumn Leaves Grawen Lane Cefn Coed Merthyr Tydfil CF48 2NP

    Received Not published
  15. Not publishedP/21/0187

    Conversion of the first and second floor to provide three one bedroom self contained flats with part refurbishment of ground floor to provide an A3 takeaway use. Proposal to include associated external works

    32 High Street Merthyr Tydfil CF47 8DE

    Received Not published
  16. Not publishedP/21/0185

    Non material amendment to planning permission P/21/0025 to reduce the size of the approved extension

    8 Russell Street Dowlais Merthyr Tydfil CF48 3BG

    Received Not published
  17. Not publishedP/21/0195

    Erect 6 floodlights around football pitch

    Penydarren Boys & Girls Club Gellifaelog Old Road Dowlais Merthyr Tydfil

    Received Not published
  18. Not publishedP/21/0220

    New access road and parking with associated re-profiling of ground

    Wern 2 Playing Field Ynysfach Road Ynysfach Merthyr Tydfil

    Received Not published
  19. Not publishedP/21/0199

    Certificate of lawfulness to use dwelling (within C3 use class) as a children's care home

    13 Heol Rhos Las Gellideg Swansea Road Merthyr Tydfil CF48 1HF

    Received Not published
  20. Not publishedP/21/0234

    Discharge of conditions 3 (landscaping details) and 5 (slope stability) of planning permission P/21/0008

    Red Barrel House Merthyr Motor Auctions Pant Road Dowlais Merthyr Tydfil CF48 3SH

    Received Not published
  21. Not publishedP/21/0204

    Two storey rear extension

    13 Woodlands Avenue Treharris CF46 5AS

    Received Not published
  22. Not publishedP/21/0190

    Discharge of conditions 3 (material finishes, 4 (boundary treatment), 5 (drainage), 6 (retaining works), 7 (landscaping) and 9 (construction method statement) of planning permission P/16/0191 for a dwelling

    Land Adjacent To 3 Tramroadside Treharris

    Received Not published
  23. Not publishedP/21/0197

    Extension to existing conservatory

    Ty Can Y Gwynt 63 The Hawthorns Pant Merthyr Tydfil CF48 2EJ

    Received Not published
  24. Not publishedP/21/0189

    Install new shop front

    51 Bridge Street Troedyrhiw Merthyr Tydfil CF48 4DX

    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