43a, Wyndham Street, Treherbert, Treorchy, CF42 5BS
About 43a
43a is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5BS). It has a recorded floor area of 99 m² (around 1066 sq ft) and construction records dating it to before 1900. The latest certificate (May 2019) shows a G (score 15), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 78), a 4-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 43a
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
43a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
43a has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 43a
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
43a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£138,000
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 5BS: £69,000 (2024–2022).
Nearby sales in CF42 5BS
58 Wyndham Street, Treherbert, Treorchy, CF42 5BS
Sold Apr 2024
£48,50027 Wyndham Street, Treherbert, Treorchy, CF42 5BS
Sold Mar 2024
£69,00050 Wyndham Street, Treherbert, Treorchy, CF42 5BS
Sold Dec 2023
£60,00042 Wyndham Street, Treherbert, Treorchy, CF42 5BS
Sold Jun 2023
£100,00044 Wyndham Street, Treherbert, Treorchy, CF42 5BS
Sold Oct 2022
£85,000
Everything we know about 43a, 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 Wyndham Street homes
43a is notably below the street on epc rating.
EPC Rating
15 (G)
Street avg 62 (D)
Floor Area
99 m²
Street avg 56 m²
CO₂ Emissions
12.0 t/year
Street avg 3.9 t/year
Habitable Rooms
4 rooms
Street avg 2 rooms
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1 Cwmsaerbren Street, Treherbert
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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
0.0 km
Wyndham Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.