1 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
About 1 Clyngwyn Road
1 Clyngwyn Road is an end-of-terrace house in Blaenrhondda, Treorchy, Treorchy (CF42 5SL). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2025) shows a D (score 57), a step below the typical UK home. When first surveyed in June 2014 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 78).
At 129 m² the property is well over the postcode median (88 m² across 17 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 1 Clyngwyn Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
1 Clyngwyn Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Heating controls changed
Window efficiency improved
More low energy lighting installed
Planning history
1 Clyngwyn Road has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Clyngwyn Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
1 Clyngwyn Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£149,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 5 sales in CF42 5SL: £92,000 (2025–2018).
Nearby sales in CF42 5SL
18 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
Sold Jul 2025
£132,0007 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
Sold Sept 2021
£92,00010 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
Sold Dec 2019
£75,50011 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
Sold Jan 2018
£95,0004 Clyngwyn Road, Blaenrhondda, Treorchy, CF42 5SL
Sold Mar 2017
£39,000
Everything we know about 1 Clyngwyn Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Clyngwyn Road homes
On floor area, 1 Clyngwyn Road stands well clear of the street.
EPC Rating
57 (D)
Street avg 57 (D)
Floor Area
129 m²
Street avg 92 m²
CO₂ Emissions
8.8 t/year
Street avg 6.1 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
1 Brynfedwen Close, Treherbert
CF42 5PB
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CF42 5ST
1 Crichton Street, Treherbert
CF42 5RA
1 Clyngwyn Terrace, Blaenrhondda
CF42 5SH
1 Clos Ioan, Treherbert
CF42 5AQ
1 Ael Y Bryn, Treherbert
CF42 5HD
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clyngwyn Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.