1 Barrett Street, Treorchy, CF42 6LN
About 1 Barrett Street
1 Barrett Street is a three-bedroom end-of-terrace house in Treorchy (CF42 6LN). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2019) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since June 2015. Between certificates, roof efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 78).
Across 2008–2015, sale prices on this property compounded at -1.4% per year. Today's modelled estimate of £121,000 sits 92.1% above the 2015 sale of £63,000. On the market in August 2015 and unlisted since — roughly 11 years.
Know exactly what you're buying at 1 Barrett 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
What this property has
Inside
- Bedrooms3
Energy performance
EPC Rating
Planning history
1 Barrett Street has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
1 Barrett Street valuation sits well clear of the typical sold price in this postcode.
£121,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.4% per year over 7 years.
£63,000
Growth on file: -1.4% per year over 7 years.
Sales timeline
19 August 2015Most recent
£63,000
-10.0%over 7 years17 March 2008
£70,000
Median price across the last 5 sales in CF42 6LN: £120,000 (2025–2022).
Nearby sales in CF42 6LN
Everything we know about 1 Barrett 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 Barrett Street homes
Price per m²
£797
Street avg £986
Floor Area
79 m²
Street avg 87 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.4 t/year
Street avg 4.7 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Park Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.