12 Barrett Street, Treorchy, CF42 6LN
About 12 Barrett Street
12 Barrett Street is an end-of-terrace house in Treorchy (CF42 6LN). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2019) shows a C (score 78), near the top of the C band. When first surveyed in July 2019 the rating was D, the property has climbed 1 band since. The recommended improvements would push it to B (score 88).
At 63 m² it's 16% smaller than the typical home in the postcode (75 m² median across 21 EPCs). Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Know exactly what you're buying at 12 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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Planning history
12 Barrett Street has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
12 Barrett Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£125,000
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 6LN: £120,000 (2025–2022).
Nearby sales in CF42 6LN
Everything we know about 12 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
On epc rating, 12 Barrett Street stands well clear of the street.
EPC Rating
78 (C)
Street avg 63 (D)
Floor Area
63 m²
Street avg 88 m²
CO₂ Emissions
2.7 t/year
Street avg 4.8 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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.