31 Brynheulog, Treherbert, Treorchy, CF42 5HB
About 31 Brynheulog
31 Brynheulog is a three-bedroom semi-detached house in Treherbert, Treorchy, Treorchy (CF42 5HB). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (July 2020) shows a D (score 62), on the cusp of jumping into the C band. Earlier certificates rated it C (July 2012); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Poor and lighting dropped from Very Good to Poor. The recommended improvements would push it to C (score 80). Other recorded features include a conservatory.
Today's modelled estimate of £132,000 sits 88.6% above the 2014 sale of £70,000. On a £-per-square-foot basis, the last sale (£71/sq ft) was about 20.9% below the postcode norm. At 92 m² it's 16.5% larger than the typical home in the postcode (79 m² median across 17 EPCs). 12 years since the last transfer (August 2014).
Know exactly what you're buying at 31 Brynheulog
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
- CloakroomYes
- ConservatoryYes
Outside
- Private gardenFront
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Low energy lighting percentage decreased
Planning history
31 Brynheulog has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 31 Brynheulog
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
31 Brynheulog valuation sits well clear of the typical sold price in this postcode.
£132,000
Modelled from EPC, postcode comparables.
£70,000
Recorded with HM Land Registry.
Sales timeline
21 August 2014Most recent
£70,000
Median price across the last 5 sales in CF42 5HB: £97,000 (2025–2017).
Nearby sales in CF42 5HB
7 Brynheulog, Treherbert, Treorchy, CF42 5HB
Sold Aug 2025
£97,00033 Brynheulog, Treherbert, Treorchy, CF42 5HB
Sold Sept 2023
£110,00021 Brynheulog, Treherbert, Treorchy, CF42 5HB
Sold Feb 2020
£200,000Flat B, 9 Brynheulog, Treherbert, Treorchy, CF42 5HB
Sold Sept 2017
£36,750Flat A, 9 Brynheulog, Treherbert, Treorchy, CF42 5HB
Sold Sept 2017
£36,750
Everything we know about 31 Brynheulog, 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 Brynheulog homes
Price per m² for 31 Brynheulog lags the street by a wide margin.
Price per m²
£761
Street avg £1,178
Floor Area
92 m²
Street avg 88 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.5 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Crichton Street, Treherbert
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1 Coldra Road, Treherbert
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1 David Street, Treherbert
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1 Brynfedwen Close, Treherbert
CF42 5PB
1 Blaen Y Cwm Terrace, Treherbert
CF42 5ND
1 Brook Street, Blaenrhondda
CF42 5SG
1 Cwrt Yr Ysgol, Treherbert
CF42 5PX
1 Ael Y Bryn, Treherbert
CF42 5HD
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
0.2 km
Bryn Rhedyn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.