55 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
About 55 Blaen Y Cwm Terrace
55 Blaen Y Cwm Terrace is a three-bedroom end-of-terrace house in Treherbert, Treorchy, Treorchy (CF42 5ND). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (October 2025) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2015. Between certificates, wall efficiency dropped from Good to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 80).
Across 2000–2024, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £133,000 sits 61.2% above the 2024 sale of £82,500. On a £-per-square-foot basis, the last sale (£109/sq ft) was about 118% above the typical sold price in the postcode. Most recent transfer: September 2024 at £82,500.
Know exactly what you're buying at 55 Blaen Y Cwm Terrace
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
55 Blaen Y Cwm Terrace has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 55 Blaen Y Cwm Terrace
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
Price for 55 Blaen Y Cwm Terrace has grown more than fourfold since the 2000 starting point.
£133,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 25 years.
£82,500
Growth on file: 7.7% per year over 25 years.
Sales timeline
18 September 2024Most recent
£82,500
+166.1%over 20 years12 January 2004
£31,000
+129.6%over 3 years29 February 2000
£13,500
Median price across the last 5 sales in CF42 5ND: £70,000 (2025–2024).
Nearby sales in CF42 5ND
6 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Jul 2025
£70,00042 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Jul 2025
£68,00016 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Dec 2024
£65,00057 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Nov 2024
£77,00027 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Nov 2024
£111,500
Everything we know about 55 Blaen Y Cwm Terrace, 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 Blaen Y Cwm Terrace homes
Price per m² for 55 Blaen Y Cwm Terrace runs comfortably ahead of the street norm.
Price per m²
£1,179
Street avg £808
Floor Area
70 m²
Street avg 79 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.4 t/year
Similar properties nearby
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1 Blaen Y Cwm Terrace, Treherbert
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1 Brook Street, Blaenrhondda
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Alban`s — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.