69 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
About 69 Gwendoline Street
69 Gwendoline Street is an end-of-terrace house in Treherbert, Treorchy, Treorchy (CF42 5BP). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (February 2020) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74).
It hasn't traded since February 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £124,000 sits 1140% above the 1998 sale of £10,000. On a £-per-square-foot basis, the last sale (£12/sq ft) was about 78.5% below the postcode norm.
Know exactly what you're buying at 69 Gwendoline 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
EPC Rating
Planning history
69 Gwendoline Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 69 Gwendoline 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
69 Gwendoline Street's modelled value sits at over four times its earliest registered sale price (1998).
£124,000
Modelled from EPC, postcode comparables.
£10,000
Recorded with HM Land Registry.
Sales timeline
27 February 1998Most recent
£10,000
Median price across the last 5 sales in CF42 5BP: £79,995 (2025–2023).
Nearby sales in CF42 5BP
68 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
Sold May 2025
£86,50089 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
Sold Oct 2023
£53,00085 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
Sold Aug 2023
£79,99591 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
Sold Aug 2023
£85,00082 Gwendoline Street, Treherbert, Treorchy, CF42 5BP
Sold Feb 2023
£65,000
Everything we know about 69 Gwendoline 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 Gwendoline Street homes
Price per m² for 69 Gwendoline Street lags the street by a wide margin.
Price per m²
£128
Street avg £739
Floor Area
78 m²
Street avg 85 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 5.5 t/year
Similar properties nearby
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1 Corbett Street, Treherbert
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1 Cwmsaerbren Flats, Treherbert
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1 Bryn Henllan, Blaenrhondda
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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
Gwendoline Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.