9 Clark Street, Treorchy, CF42 6BE
About 9 Clark Street
9 Clark Street is a mid-terrace house in Treorchy (CF42 6BE). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2019) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 87), a 2-band jump.
Untraded for 17 years, with the last transfer in July 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1997–2009, sale prices on this property compounded at 6% per year. Today's modelled estimate of £160,000 sits 68.4% above the 2009 sale of £95,000.
Know exactly what you're buying at 9 Clark Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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
9 Clark Street has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
9 Clark Street has more than doubled in price since the earliest registered sale in 1997.
£160,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 12 years.
£95,000
Growth on file: 6.0% per year over 12 years.
Sales timeline
9 July 2009Most recent
£95,000
+106.5%over 12 years17 January 1997
£46,000
Median price across the last 5 sales in CF42 6BE: £135,000 (2025–2019).
Nearby sales in CF42 6BE
Everything we know about 9 Clark Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Clark Street homes
9 Clark Street outperforms the street on floor area by a wide margin.
Price per m²
£913
Street avg £966
Floor Area
104 m²
Street avg 93 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.9 t/year
Street avg 5.5 t/year
Similar properties nearby
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
Cardiff Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.