27 Dyfodwg Street, Treorchy, CF42 6NN
About 27 Dyfodwg Street
27 Dyfodwg Street is a mid-terrace house in Treorchy (CF42 6NN). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (April 2023) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since January 2013. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
3 planning records sit against the property, 1 approved, 2 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 2003–2024, sale prices on this property compounded at 5.2% per year. Today's modelled estimate of £145,000 is 20.8% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£153/sq ft) was about 71.7% above the typical sold price in the postcode. At 73 m² it's 23.2% smaller than the typical home in the postcode (95 m² median across 24 EPCs). Most recent transfer: February 2024 at £120,000.
Know exactly what you're buying at 27 Dyfodwg 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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Planning history
A a two-storey rear extension application was refused at 27 Dyfodwg Street in 2025.
- May 2025ExtensionFullIn report
Extension: Two storey · Rear of property
Construction of new two storey rear kitchen / bedroom extension.
- Documents
- 2 docs on file
- Reference
- 25/0347/NMA
- May 2025ExtensionFullIn report
Extension: Two storey · Rear of property
Construction of new two storey rear kitchen / bedroom extension.
- Documents
- 2 docs on file
- Reference
- 25/0347/FUL
We flagged 1 thing worth checking at 27 Dyfodwg 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.
- A planning decision worth checking
30-day money-back guarantee
Sales history & valuation
27 Dyfodwg Street has more than doubled in price since the earliest registered sale in 2003.
£145,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 20 years.
£120,000
Growth on file: 5.2% per year over 20 years.
Sales timeline
16 February 2024Most recent
£120,000
+179.1%over 20 years6 November 2003
£43,000
Median price across the last 5 sales in CF42 6NN: £130,000 (2025–2021).
Nearby sales in CF42 6NN
Everything we know about 27 Dyfodwg 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
- A planning decision worth checking

Versus other Dyfodwg Street homes
Price per m² for 27 Dyfodwg Street runs comfortably ahead of the street norm.
Price per m²
£1,644
Street avg £1,063
Floor Area
73 m²
Street avg 96 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 5.6 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
0.2 km
Station Cafe — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.