21 Cardiff Street, Treorchy, CF42 6BG
About 21 Cardiff Street
21 Cardiff Street is a property in Treorchy (CF42 6BG). It has council tax band B.
Held since November 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Know exactly what you're buying at 21 Cardiff Street
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
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Feb 2006DemolitionFullIn report
Extension: Two storey · Rear of property
Demolish bathroom extension. Erect new two storey extension to house bathroom and w.c. extend existing bedroom and kitchen area.
Extension- Reference
- 05/1990/10
- Feb 2006DemolitionFullIn report
Extension: Two storey · Rear of property
Demolish bathroom extension. Erect new two storey extension to house bathroom and w.c. extend existing bedroom and kitchen area.
Extension- Reference
- 05/1990/FUL
What's in 21 Cardiff Street, Treorchy, CF42 6BG's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Cardiff Street has been held in the same hands since before 2000.
£33,000
Recorded with HM Land Registry.
Sales timeline
28 November 1997Most recent
£33,000
Median price across the last 5 sales in CF42 6BG: £133,500 (2025–2018).
Nearby sales in CF42 6BG
Everything we know about 21 Cardiff Street, 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?

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
Cardiff Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.