13 Castle Street, Treorchy, CF42 6UY
About 13 Castle Street
13 Castle Street is a three-bedroom mid-terrace house in Treorchy (CF42 6UY). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (June 2015) shows a D (score 59), a step below the typical UK home. The recommended improvements would lift it to B (score 89), a 2-band jump. The latest certificate is from June 2015, so improvements made since then won't be reflected.
Today's modelled estimate of £119,000 sits 197.5% above the 2017 sale of £40,000. On a £-per-square-foot basis, the last sale (£55/sq ft) was about 16.2% below the postcode norm. 9 years since the last transfer (March 2017).
Know exactly what you're buying at 13 Castle 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
What this property has
Inside
- Bedrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Jun 2025
EPC Rating
Planning history
13 Castle Street has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
13 Castle Street valuation sits well clear of the typical sold price in this postcode.
£119,000
Modelled from EPC, postcode comparables.
£40,000
Recorded with HM Land Registry.
Sales timeline
17 March 2017Most recent
£40,000
Median price across the last 5 sales in CF42 6UY: £73,000 (2024–2022).
Nearby sales in CF42 6UY
Everything we know about 13 Castle 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?

Versus other Castle Street homes
Price per m² for 13 Castle Street lags the street by a wide margin.
Price per m²
£588
Street avg £809
Floor Area
68 m²
Street avg 84 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.6 t/year
Similar properties nearby
1 Barrett Street
CF42 6LN
1 Castle Street
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1 Brynhyfryd Street
CF42 6DT
1 Dunraven Terrace
CF42 6EL
1 Dyfodwg Street
CF42 6NN
1 Cardiff Place
CF42 6BL
1 Bute Street
CF42 6DB
1 Chapel Street
CF42 6RT
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
Sunnybank Terrace — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.