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
2,776Searchable applications
0Recorded as pending
92%Approval rate · 2,496 approved or refused records
200Refused applications

2,296 approved · 200 refused · 107 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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/25/0308

    Installation of a ventilation system and refurbishment of Joseph Parry Cottage including, sand blast floor and ceiling, decorate the walls, new rear door, new accessible toilet, new vinyl floor, refurbish all windows including secondary glazing and new re-lay flag stones

    Joseph Parry Cottage 4 Chapel Row Georgetown Merthyr Tydfil CF48 1BN

    Received Not published
  2. Not publishedP/25/0283

    Discharge of Condition 5 CEMP of planning permission P25/0178

    Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

    Received Not published
  3. Not publishedP/25/0284

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

    Cyfarthfa Castle Cyfarthfa Park Merthyr Tydfil CF47 8RE

    Received Not published
  4. Not publishedP/25/0282

    Discharge of conditions 3 (biodiversity enhancement) and 4 (surface water drainage) of planning permission P/25/0179 for the creation of parking area in front garden with associated retaining works

    114 Cilhaul Treharris CF46 5HT

    Received Not published
  5. Not publishedP/25/0286

    Certificate of lawfulness for proposed side extension

    Brook View Commercial Street Bedlinog Treharris CF46 6RE

    Received Not published
  6. Not publishedP/25/0285

    The erection of Passivhaus modular residential units, laundry, bin store, landscaping, parking and associated works

    Car Park Hornbeam Close Gurnos Merthyr Tydfil CF47 9BW

    Received Not published
  7. Not publishedP/25/0294

    Retention of works to provide access, re-profiling of ground levels and construction of retaining wall at rear of site. Change of use of site to residential development comprising of the conversion of the partially demolished Norton Tavern to form 6 residential flats, construction of 2 dwellings and works to make good the vehicle/pedestrian access at the rear of the site, creation of associated parking area and, hard and soft landscaping

    The Norton High Street Penydarren Merthyr Tydfil CF47 9HG

    Received Not published
  8. Not publishedP/25/0291

    Two storey rear extension

    23A Gethin Street Abercanaid Merthyr Tydfil CF48 1PX

    Received Not published
  9. Not publishedP/25/0309

    Reinstatement of boundary wall along B2454 Alongside the erection of the boundary wall, an existing close boarded fence is to be reinstated to the boundary of the neighbouring property of 5 Menlo Park.

    Maes Y Bryn Cardiff Road Edwardsville Treharris CF46 5NB

    Received Not published
  10. Not publishedP/25/0292

    Discharge of conditions 4 (Retaining Works) and 5 (Boundary Treatments) of planning permission P/23/0131 relating to a new school building.

    Blessed Carlo Acutis Catholic School-Bishop Hedley Gwaunfarren Road Penydarren Merthyr Tydfil CF47 9AN

    Received Not published
  11. Not publishedP/25/0332

    Erection of Notice Board

    Land At Canonbie Crescent Aberfan Merthyr Tydfil C48 4PG

    Received Not published
  12. Not publishedP/25/0328

    Proposed erection of notice board

    Land At Mount Pleasant Merthyr Vale Merthyr Tydfil CF48 4TB

    Received Not published
  13. Not publishedP/25/0293

    Proposed conversion of the garage into ancillary living accommodation and replace garage door with a window

    14 Ivy Close Trelewis Treharris CF46 6ET

    Received Not published
  14. Not publishedP/25/0288

    Discharge of Condition 2 affordable housing scheme

    Dragon Parc Abercanaid Merthyr Tydfil CF48 1PQ

    Received Not published
  15. Not publishedP/25/0301

    Create 4 parking spaces on land at the rear of 1 & 2 Brynseion Cottages and associated retaining walls and steps.

    1 & 2 Brynseion Cottages Twynyrodyn Road Twynyrodyn Merthyr Tydfil CF47 0SE

    Received Not published
  16. Not publishedP/25/0300

    Change of Use from Industrial (use class B1, B2, B8) to a learning facility (use class D1)

    Units 2 To 4 Compass Court Merthyr Tydfil Industrial Park Pentrebach Merthyr Tydfil CF48 4DR

    Received Not published
  17. Not publishedP/25/0298

    Convert builders yard office to 2no. flats

    Former Builders Yard Elwyn Drive Twynyrodyn Merthyr Tydfil CF47 0NJ

    Received Not published
  18. Not publishedP/25/0289

    Proposed garden shed

    6 Penygarn Pontsticill Merthyr Tydfil CF48 2TY

    Received Not published
  19. Not publishedP/25/0296

    First floor extension above existing single storey annexe

    23 Muriel Terrace Dowlais Merthyr Tydfil CF48 3PB

    Received Not published
  20. Not publishedP/25/0290

    Discharge conditions 3 (materials for parking area, including surface), 4 (details of boundary treatments) and 6 (details of retaining walls) of planning permission P/25/0240.

    13 Tyntaldwyn Road Troedyrhiw Merthyr Tydfil CF48 4NG

    Received Not published
  21. Not publishedP/25/0297

    Erect single storey rear extension, alter and enlarge the existing garage, and associated re-profiling works.

    11 Thornbury Close Swansea Road Merthyr Tydfil CF48 1HP

    Received Not published
  22. Not publishedP/25/0302

    Change of use to ice cream shop and external alternations including replacement shopfront and shutter and new side window

    13 Wheatsheaf Lane Merthyr Tydfil CF47 8AY

    Received Not published
  23. Not publishedP/25/0295

    Side and rear extension

    12 Tramroadside Treharris CF46 5EF

    Received Not published
  24. Not publishedP/25/0299

    Erection of replacement dwelling with associated works

    40 Mount Pleasant Heolgerrig Merthyr Tydfil CF48 1RY

    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