7 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
About 7 Brook Street
7 Brook Street is a three-bedroom end-of-terrace house in Blaenrhondda, Treorchy, Treorchy (CF42 5SG). It has a recorded floor area of 84 m² (around 904 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2019) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since October 2008. Between certificates, wall efficiency went from Very Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump.
Across 1997–2020, sale prices on this property compounded at 14.1% per year. Today's modelled estimate of £149,000 is 29.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 130.1% above the typical sold price in the postcode. Sold September 2020 for £115,000.
Know exactly what you're buying at 7 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
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- GarageYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls changed
Wall insulation improved
Roof insulation improved
Low energy lighting percentage decreased
Planning history
7 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 7 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
Latest sale on 7 Brook Street was the highest on Land Registry record across the postcode.
£149,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.1% per year over 23 years.
£115,000
Growth on file: 14.1% per year over 23 years.
Sales timeline
14 September 2020Most recent
£115,000
+228.6%over 14 years14 February 2006
£35,000
+536.4%over 8 years11 September 1997
£5,500
Median price across the last 5 sales in CF42 5SG: £75,000 (2024–2023).
Nearby sales in CF42 5SG
3 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
Sold Oct 2024
£114,0001 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
Sold Sept 2024
£98,0004 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
Sold Apr 2023
£48,91416 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
Sold Nov 2022
£103,00010 Brook Street, Blaenrhondda, Treorchy, CF42 5SG
Sold May 2017
£47,000
Everything we know about 7 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
Price per m²
£1,369
Street avg £740
Floor Area
84 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.8 t/year
Street avg 4.7 t/year
Similar properties nearby
1 Brynfedwen Close, Treherbert
CF42 5PB
1 David Street, Treherbert
CF42 5LB
1 Coldra Road, Treherbert
CF42 5ST
1 Crichton Street, Treherbert
CF42 5RA
1 Blaen Y Cwm Terrace, Treherbert
CF42 5ND
1 Brook Street, Blaenrhondda
CF42 5SG
1 Cwrt Yr Ysgol, Treherbert
CF42 5PX
1 Clyngwyn Road, Blaenrhondda
CF42 5SL
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Blaenrhondda Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.