27 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
About 27 Blaen Y Cwm Terrace
27 Blaen Y Cwm Terrace is a three-bedroom mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5ND). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (May 2024) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2013. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 77). Other recorded features include notable views.
Across 2013–2024, sale prices on this property compounded at 12.4% per year. Today's modelled estimate of £123,000 is 10.3% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£133/sq ft) was about 165.5% above the typical sold price in the postcode. Last sale on file: £111,500 in November 2024.
Know exactly what you're buying at 27 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
- Dining roomYes
- Utility roomYes
Outside
- Private gardenRear
- Summer houseYes
- Notable viewsYes
Building
- Heating systemGas
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
27 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 27 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
27 Blaen Y Cwm Terrace has more than tripled in price since its earliest registered sale in 2013.
£123,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.4% per year over 11 years.
£111,500
Growth on file: 12.4% per year over 11 years.
Sales timeline
25 November 2024Most recent
£111,500
+271.7%over 11 years20 August 2013
£30,000
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
£77,00055 Blaen Y Cwm Terrace, Treherbert, Treorchy, CF42 5ND
Sold Sept 2024
£82,500
Everything we know about 27 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
On price per m², 27 Blaen Y Cwm Terrace stands well clear of the street.
Price per m²
£1,429
Street avg £801
Floor Area
78 m²
Street avg 79 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.7 t/year
Street avg 4.4 t/year
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1 Blaen Y Cwm Terrace, Treherbert
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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.