4 Llewellyn Street, Blaencwm, Treorchy, CF42 5DS
About 4 Llewellyn Street
4 Llewellyn Street is a mid-terrace house in Blaencwm, Treorchy, Treorchy (CF42 5DS). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2020) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 2003–2020, sale prices on this property compounded at 3.6% per year. Today's modelled estimate of £116,000 sits 110.9% above the 2020 sale of £55,000. At 73 m² it's 16.1% smaller than the typical home in the postcode (87 m² median across 7 EPCs). Last sale on file: £55,000 in October 2020.
Know exactly what you're buying at 4 Llewellyn Street
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
4 Llewellyn Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Llewellyn Street
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
4 Llewellyn Street's estimated value is more than triple its earliest registered sale price (2003).
£116,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 17 years.
£55,000
Growth on file: 3.6% per year over 17 years.
Sales timeline
26 October 2020Most recent
£55,000
+83.4%over 17 years27 July 2003
£29,995
Median price across the last 4 sales in CF42 5DS: £61,000 (2018–2010).
Everything we know about 4 Llewellyn Street, 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 Llewellyn Street homes
EPC Rating
62 (D)
Street avg 64 (D)
Floor Area
73 m²
Street avg 84 m²
CO₂ Emissions
4.4 t/year
Street avg 5.2 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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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
Hendrewen Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.