4 Crown Avenue, Treorchy, CF42 6DY
About 4 Crown Avenue
4 Crown Avenue is a semi-detached house in Treorchy (CF42 6DY). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (October 2025) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump.
At 42 m² it's 20.8% smaller than the typical home in the postcode (53 m² median across 9 EPCs).
Know exactly what you're buying at 4 Crown Avenue
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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
4 Crown Avenue has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
4 Crown Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£122,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about 4 Crown Avenue, 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 Crown Avenue homes
On co₂ emissions, 4 Crown Avenue stands well clear of the street.
EPC Rating
67 (D)
Street avg 68 (D)
Floor Area
42 m²
Street avg 52 m²
CO₂ Emissions
2.1 t/year
Street avg 2.6 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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
0.1 km
Ynyswen Railway Station — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.