3 Cwmsaerbren Flats, Treherbert, Treorchy, CF42 5LA
About 3 Cwmsaerbren Flats
3 Cwmsaerbren Flats is a semi-detached house in Treherbert, Treorchy, Treorchy (CF42 5LA). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1967-1975 and council tax band A. At 58 m² this is the smallest unit on EPC record across the building (58–58 m²). The latest certificate (October 2025) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since November 2020. Between certificates, wall efficiency went from Poor to Good and window efficiency went from Average to Good.
It hasn't traded since June 2000, a hold of 26 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £123,000 sits 1071.4% above the 2000 sale of £10,500.
Know exactly what you're buying at 3 Cwmsaerbren Flats
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
Cavity wall insulation installed
More low energy lighting installed
Planning history
3 Cwmsaerbren Flats has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 3 Cwmsaerbren Flats
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
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Sales history & valuation
3 Cwmsaerbren Flats's modelled value sits at over four times its earliest registered sale price (2000).
£123,000
Modelled from EPC, postcode comparables.
£10,500
Recorded with HM Land Registry.
Sales timeline
29 June 2000Most recent
£10,500
Median price across the last 1 sales in CF42 5LA: £44,000 (2010–2010).
Nearby sales in CF42 5LA
Everything we know about 3 Cwmsaerbren Flats, 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 the street
On epc rating, 3 Cwmsaerbren Flats stands well clear of the street.
EPC Rating
76 (C)
Street avg 73 (C)
Floor Area
58 m²
Street avg 58 m²
CO₂ Emissions
1.7 t/year
Street avg 2.0 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Treherbert Rail Station — railway station.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.