81 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
About 81 Brook Street
81 Brook Street is a mid-terrace house in Blaenrhondda, Treorchy, Treorchy (CF42 5SF). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2019) returns a B (score 82), comfortably above the UK average. When first surveyed in May 2019 the rating was D, the property has climbed 2 bands since. Between certificates, lighting went from Average to Very Good.
On energy efficiency it sits in the top 10% of properties in this postcode.
Know exactly what you're buying at 81 Brook 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
81 Brook Street ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
81 Brook Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 81 Brook 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
81 Brook Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£123,000
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 5SF: £100,000 (2025–2023).
Nearby sales in CF42 5SF
95 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
Sold Mar 2025
£130,00090 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
Sold Nov 2024
£55,000141 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
Sold Oct 2024
£127,000131 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
Sold Oct 2024
£100,00099 Brook Street, Blaenrhondda, Treorchy, CF42 5SF
Sold Jun 2023
£65,000
Everything we know about 81 Brook 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 Brook Street homes
EPC Rating for 81 Brook Street runs comfortably ahead of the street norm.
EPC Rating
82 (B)
Street avg 63 (D)
Floor Area
86 m²
Street avg 86 m²
CO₂ Emissions
3.2 t/year
Street avg 4.9 t/year
Habitable Rooms
5 rooms
Street avg 5 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
Steps — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.