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2,296 approved · 200 refused · 107 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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/25/0310

    First floor side extension above garage and single storey rear extension

    2 Penydarren Gardens Merthyr Tydfil CF47 8RJ

    Received Not published
  2. Not publishedP/25/0304

    Erection of 2 no. dugouts

    Pentrebach Playing Fields Duffryn Road Pentrebach Merthyr Tydfil CF48 4BJ

    Received Not published
  3. Not publishedP/25/0305

    Change of use from Dance school to Massage Therapy

    86 High Street Merthyr Tydfil CF47 8UG

    Received Not published
  4. Not publishedP/25/0303

    Discharge of Condition 6 of P/24/0034 - grease tap

    Land To The North Of Goitre Lane Goitre Lane Gurnos Merthyr Tydfil

    Received Not published
  5. Not publishedP/25/0311

    Single storey extension to rear and first floor side extension above garage

    16 Heol Y Glyn Treharris CF46 5RX

    Received Not published
  6. Not publishedP/25/0318

    Retention and completion of detached garage in garden

    1 Wheatley Place Twynyrodyn Merthyr Tydfil CF47 0TA

    Received Not published
  7. Not publishedP/25/0306

    Discharge of conditions 3 (Site investigation - land stability), 4 (signed statement), 9 and 10 (Land contamination), 13 Biodiversity enhancements), 14 Reptile Mitigation Strategy), 16 (Landscaping) and 18 (Material finishes) of planning permission P/22/0018

    Land Off Winchfawr Road (to The North Of Perthddu) Heolgerrig Merthyr Tydfil CF48 1RD

    Received Not published
  8. Not publishedP/25/0322

    Erection of stables, horse walker, horse manege, car park, creation of new pond and associated works to facilitate livery and trekking uses

    Land At Tir Cook Farm Bungalow/Ein Breuddwyd Twynygarreg Treharris CF46 5RN

    Received Not published
  9. Not publishedP/25/0319

    Two adjoined industrial units

    Woodingtons Garage Triangle Cefn Coed Merthyr Tydfil CF48 2PT

    Received Not published
  10. Not publishedP/25/0316

    Proposed front dormer windows, demolition of existing storage sheds and new garage and store

    Cartrefle Station Hill Aberfan Merthyr Tydfil CF48 4PR

    Received Not published
  11. Not publishedP/25/0317

    Detached garage and store

    Brynhyfryd House Cilsanws Lane Cefn Coed Merthyr Tydfil CF48 2NU

    Received Not published
  12. Not publishedP/25/0312

    Demolish existing units and construct five new units and associated parking

    Old Saw Mill Court Street Merthyr Tydfil CF47 8DU

    Received Not published
  13. Not publishedP/25/0321

    Change of use from storage yard to provide a single storey eco house

    Land Off Tramroadside Quakers Yard Treharris CF46 5AR

    Received Not published
  14. Not publishedP/25/0313

    Two non-illuminated advertising boards

    Old Saw Mill Court Street Merthyr Tydfil CF47 8DU

    Received Not published
  15. Not publishedP/25/0307

    Proposed front garden parking area with associated ground re-profiling

    5 Royal Crescent Penydarren Merthyr Tydfil CF47 9LA

    Received Not published
  16. Not publishedP/25/0314

    Discharge of condition 15 (piling or other foundation designs) and condition 19 (construction method statement) of planning permission P/20/0199 for Residential development consisting of the conversion and extension to a listed building to create 7 apartments and a dwelling, construction of 62 dwellings (including 31 affordable units), the demolition of existing buildings, landscaping, re-profiling of land, alterations to the existing access and other associated works

    St Tydfils Hospital Site Merthyr Tydfil CF47 0SJ

    Received Not published
  17. Not publishedP/25/0315

    Discharge of condition 2 (biodiversity enhacement) of planning permission P/25/0242

    Bryn Eira Winch Fawr Road Heolgerrig Merthyr Tydfil CF48 1TF

    Received Not published
  18. Not publishedP/25/0326

    Single storey side extension, re-profiling of front garden, new vehicle access and parking

    31 Rocky Road Penydarren Merthyr Tydfil CF47 9JL

    Received Not published
  19. Not publishedP/25/0320

    Discharge of condition 3 (Biodiversity enhancement) of planning permission P/24/0121

    10 Pentwyn Deintyr Treharris CF46 5EA

    Received Not published
  20. Not publishedP/25/0324

    Raise ridge line of roof and install rear facing dormer

    5 Morlais Street Dowlais Merthyr Tydfil CF48 3AY

    Received Not published
  21. Not publishedP/25/0323

    Erection of screen fencing along existing wall

    Hawthorns Jobs Lane Cefn Coed Merthyr Tydfil CF48 2NH

    Received Not published
  22. Not publishedP/25/0325

    Discharge of conditions 4 Knotweed and 5 Construction method Statement

    6 - 8 Perrott Street Treharris CF46 5ET

    Received Not published
  23. Not publishedP/25/0327

    Change of use of ground floor and basement from retail use to offices, new shopfront and alterations to fenestration in rear elevation

    28 Victoria Street Merthyr Tydfil CF47 8BW

    Received Not published
  24. Not publishedP/25/0335

    Erection of a freestanding roof canopy over an existing sports enclosure.

    Trinity Chapel Wesley Place Merthyr Vale Merthyr Tydfil CF48 4RS

    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