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.
Wales · Local authority
Explore collected planning applications and decisions for Merthyr Tydfil County Borough Council. Search an address, application reference or proposal to find a record.
2,081 approved · 176 refused · 95 withdrawn.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 Counts reflect the last collected status; some records may be out of date.
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.
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.
Land To Rear Of 65 Clare Street Merthyr Tydfil
Received Not publishedSimbec Orion Merthyr Tydfil Industrial Park Pentrebach Merthyr Tydfil CF48 4DR
Received Not publishedLand Adjacent To 17 Beechwood Drive Heolgerrig Merthyr Tydfil
Received Not publishedLand To The North Of Fairview Mount Pleasant Cardiff Road Merthyr Vale Merthyr Tydfil
Received Not published32 High Street Cefn Coed Merthyr Tydfil CF48 2PG
Received Not publishedFormer Vaynor & Penderyn High School Old Church Street Cefn Coed Merthyr Tydfil CF48 2RR
Received Not publishedUnit C3 Triangle Business Park Pentrebach Merthyr Tydfil CF48 4TQ
Received Not publishedCorner Ways Clare Street Merthyr Tydfil CF47 0YN
Received Not publishedCylch Meithyn Flying Start (Carmel Chapel) Old Winch Fawr Road Swansea Road Merthyr Tydfil
Received Not published62 Clare Street Merthyr Tydfil CF47 0YL
Received Not published10 Hylton Terrace Bedlinog CF46 6RG
Received Not publishedLand Adjacent To 2 Plymouth House Milbourne Terrace Merthyr Tydfil
Received Not published17 Heather Court Quakers Yard Treharris Merthyr Tydfil CF46 5RP
Received Not publishedUnit C3 Triangle Business Park Pentrebach Merthyr Tydfil CF48 4TQ
Received Not published5 Pontmorlais High Street Merthyr Tydfil CF47 8UB
Received Not publishedUnits 2 & 3 Clover Road Gurnos Merthyr Tydfil CF47 9DG
Received Not published10 Gelligaer Road Trelewis Treharris CF46 6DN
Received Not published13 Ash Crescent Gurnos Merthyr Tydfil CF47 9PG
Received Not publishedLand To The West Of Gethin House Newton Street Abercanaid Merthyr Tydfil CF48 1PJ
Received Not published17 Ivor Street Dowlais Merthyr Tydfil CF48 3LP
Received Not published2 Morlais Buildings High Street Merthyr Tydfil CF47 8UL
Received Not published74 Pontmorlais High Street Merthyr Tydfil CF47 8UN
Received Not publishedRed Spice 1 Bethesda Street Merthyr Tydfil CF47 8LL
Received Not published8 Pontmorlais High Street Merthyr Tydfil CF47 8UB
Received Not publishedRecords are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsStart 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
Understanding planning · 13 min read
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
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
Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.
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