21 Bryn Rhodfa, Treorchy, CF42 6SY
About 21 Bryn Rhodfa
21 Bryn Rhodfa is a three-bedroom semi-detached house in Treorchy (CF42 6SY). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (April 2021) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in May 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. The recommended improvements would lift it to B (score 84), a 2-band jump.
Today's modelled estimate of £130,000 sits 103.1% above the 2013 sale of £64,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 25.8% below the postcode norm. Last sold in December 2013, so it's been off the market for around 12 years. One historical planning record sits against the property in 2025.
Know exactly what you're buying at 21 Bryn Rhodfa
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
What this property has
Inside
- Bedrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
- Feb 2025RenovationFullIn report
Engineering works and removal of lawn to form a level front amenity space
- Documents
- 2 docs on file
- Reference
- 24/1060/FUL
What's in 21 Bryn Rhodfa, Treorchy, CF42 6SY's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Bryn Rhodfa valuation sits well clear of the typical sold price in this postcode.
£130,000
Modelled from EPC, postcode comparables.
£64,000
Recorded with HM Land Registry.
Sales timeline
10 December 2013Most recent
£64,000
Median price across the last 5 sales in CF42 6SY: £97,500 (2018–2006).
Nearby sales in CF42 6SY
Everything we know about 21 Bryn Rhodfa, 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 Bryn Rhodfa homes
On years held, 21 Bryn Rhodfa stands well clear of the street.
Price per m²
£831
Street avg £1,093
Floor Area
77 m²
Street avg 83 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.5 t/year
Similar properties nearby
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
0.0 km
Heol Tyle-Du — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.