TREHARRIS planning approval rate
TREHARRIS ward in Merthyr Tydfil has a 91.8% approval rate based on 134 planning decisions. Merthyr Tydfil overall: 88.6%.
Last updated: September 2026
91.8%
ward approval rate
134
Decisions
123
Approved
11
Refused
88.6%
Merthyr Tydfil average
TREHARRIS sits slightly above the Merthyr Tydfil average, with a 3.2 point advantage. Planning outcomes here are generally favourable.
How TREHARRIS compares
TREHARRIS ward
91.8%
Merthyr Tydfil overall
88.6%
Planning in Merthyr Tydfil? Check your postcode to see approval rates specific to your ward and street.
Planning professional? PlanningLens runs refusal alerts and evidence packs for Merthyr Tydfil and any other published UK council — see the data services →
Recent decisions in TREHARRIS
First floor rear extension · Fri 04 Sep 2026
Single storey rear extension · Wed 12 Aug 2026
Erection of single storey extension · Thu 23 Jul 2026
Conversion of ground floor to Bakery & Coffee Shop. Conversion of first floor to · Thu 02 Jul 2026
New solar panels to the rear of the property · Tue 30 Jun 2026
What gets approved near your property?
In Merthyr Tydfil, 1 in 9 applications are refused. Your PlanningLens Full Planning Analysis gives you 17 pages of intelligence specific to your property:
✓ Ward-level approval rates for your exact area
✓ Common refusal reasons in Merthyr Tydfil
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free planning check for Merthyr Tydfil →
✓ Common refusal reasons in Merthyr Tydfil
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free. Based on 819 decisions.