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Get started6 Heol Cynllan is an end-of-terrace house in Llanharan, Pontyclun, Pontyclun (CF72 9RL). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (September 2025) returns an A (score 97), the top energy band on the EPC scale. When first surveyed in November 2009 the rating was D, the property has climbed 3 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and main heating went from Average to Good; while lighting dropped from Good to Average.
At 46 m² it sits well below the postcode median (74 m² across 15 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 87% of similar EPCs).
6 Heol Cynllan's carbon output is low for the local stock.
6 Heol Cynllan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£155,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
EPC Rating for 6 Heol Cynllan runs comfortably ahead of the street norm.
EPC Rating
97 (A)
Street avg 72 (C)
Floor Area
46 m²
Street avg 74 m²
CO₂ Emissions
1.1 t/year
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llanharry Road — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
High performance glazing installed
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 4 sales in CF72 9RL: £93,750 (2023–1999).
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Street avg 2.6 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms