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

2,520Searchable applications

0Recorded as pending

92%Approval rate · 2,263 approved or refused records

176Refused applications

2,087 approved · 176 refused · 95 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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

Planning information Skip to main content Local plan Replacement Local Development Plan 2016-2031 Pre-application advice Pre-application Advice Conservation areas Conservation Areas Article 4 directions Article 4

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

Not publishedP/22/0013
Non-material amendment to the access arrangement and boundary treatments relating to planning permission P/16/0162 for a residential scheme
Land Adjacent To Twyncarmel Public House Twyncarmel Swansea Road Merthyr Tydfil
Received Not published
Not publishedP/22/0222
Resiting of existing residential mobile home, expansion of residential curtilage and construction of day room/utility area, provision of ancillary tourer and parking area with ecological enhancements
Land Northwest Of Aartal Bungalow Efi Industrial Estate Brecon Road Merthyr Tydfil CF47 8RB
Received Not published
Not publishedP/22/0022
Proposed enclosure to tank parking area, lean-to extension to existing building, pump house and storage tanks
General Dynamics Land Systems Ltd Merthyr Road Pentrebach Merthyr Tydfil CF48 4LA
Received Not published
Not publishedP/22/0021
Installation of automatic opening vents smoke release system
Blocks 1-6, 13-18, 19-24, 40-45 & 46-51 Twyn Carmel Swansea Road Merthyr Tydfil CF48 1PE
Received Not published
Not publishedP/22/0018
Detached dwelling with detached garage
Land Off Winchfawr Road (to The North Of Perthddu) Heolgerrig Merthyr Tydfil
Received Not published
Not publishedP/22/0016
Single storey extension to rear, new doors to rear and side and front porch
Prospect Bungalow Slip Road Merthyr Tydfil CF48 4AJ
Received Not published
Not publishedP/22/0019
Change of use of land to garden. Construction of detached shed, creation of parking area and siting of gabion baskets. Proposal includes associated engineering works (Retrospective)
Land Opposite Nos 6 And 7 Graig Terrace (Bakery And Premises) Bedlinog
Received Not published
Not publishedP/22/0030
Demolish existing garage and construct new single storey extension to side and new parking area with dropped kerb
10 Monmouth Drive Castle Park Swansea Road Merthyr Tydfil CF48 1JA
Received Not published
Not publishedP/22/0017
Conversion of garage to therapy room, with associated alterations, and laying of decking to rear patio
22 Heol Corn Du Swansea Road Merthyr Tydfil CF48 1BW
Received Not published
Not publishedP/22/0014
Erection of garage
16 Tydfil Terrace Merthyr Road Troedyrhiw Merthyr Tydfil CF48 4JB
Received Not published
Not publishedP/22/0015
Discharge of conditions 3 (roofing material) and 4 (Lighting Scheme) of planning permission P/21/0291 relating to a stable conversion.
Pontygwaith Farm Pontygwaith Treharris CF46 5PD
Received Not published
Not publishedP/22/0024
Advertisement consent for the installation of 2 no. entrance signs, 25 no. T&C signs and 2 no. user instructions in car park
Tesco Store Brunel Way Merthyr Tydfil CF47 0AL
Received Not published
Not publishedP/22/0025
Installation of 2 no. automatic number plate recognition (ANPR) cameras at entrances to car park and 8 no. automated ticket validation terminals within car park
Tesco Store Brunel Way Merthyr Tydfil CF47 0AL
Received Not published
Not publishedP/22/0023
Demolish existing porch and construct single storey side extension
39 Trevithick Gardens Merthyr Tydfil CF47 0RP
Received Not published
Not publishedP/22/0034
Single Storey extension to rear
33 Pritchard Street Treharris CF46 5HS
Received Not published
Not publishedP/22/0020
Discharge of Condition 12 (Verification Report) of Planning Permission P/18/0350
Land Off Aneurin Crescent Twynyrodyn Merthyr Tydfil
Received Not published
Not publishedP/22/0028
Demolish existing store (outbuilding) and erection of new rear single-storey extension
31 Lancaster Villas Lancaster Street Merthyr Tydfil CF47 8SN
Received Not published
Not publishedP/22/0037
Conversion of first floor to 4 flats and creation of an additional storey to provide office accommodation. Proposal to include various external refurbishment works to the building
96 High Street Merthyr Tydfil CF47 8UD
Received Not published
Not publishedP/22/0026
Variation of conditions 2 (Approved plans) and 4 (shrouding details) of Planning permission P/18/0345 in order to allow new light fittings to be installed on the approved columns
Thomastown Park Queens Road Twynyrodyn Merthyr Tydfil CF47 0HE
Received Not published
Not publishedP/22/0038
Variation of condition 2 of planning permission P/18/0217 to extend the period of time for the submission of the reserved matters details
Land Adjacent To Maesynant Grove Park Merthyr Tydfil
Received Not published
Not publishedP/22/0032
Erection of single storey side extension
34 Monmouth Drive Castle Park Swansea Road Merthyr Tydfil CF48 1JB
Received Not published
Not publishedP/22/0036
Conversion and extension of existing garage/outbuilding into holiday accommodation unit. Proposal to include off-road parking at The Gables
148 Corner Houses Heolgerrig Merthyr Tydfil CF48 1RH
Received Not published
Not publishedP/22/0035
Two storey side extension with new retaining wall
12 Nibloe Terrace Gwaunfarren Road Penydarren Merthyr Tydfil CF47 9RX
Received Not published
Not publishedP/22/0033
Construction of 2 No. light industrial (Use Class B1) units
Land To The Rear (west Of) Valleys Enterprise Centre Pant Industrial Estate Pant Merthyr Tydfil CF48 2SR
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.
UK research
Published 16 Jul 2026Updated 13 Sept 2026
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.
UK research
Published 6 Aug 2026Updated 13 Sept 2026
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.
UK research
Published 13 Aug 2026Updated 13 Sept 2026

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