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Get started3 Castell Mynach Cottages is a three-bedroom semi-detached house in Groesfaen, Pontyclun, Pontyclun (CF72 8NB). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (April 2021) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to A (score 106), a 3-band jump.
It hasn't traded since April 2010, a hold of 16 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. Sale prices here have outpaced England HPI: 10.1% per year against 0% for the wider region. Today's modelled estimate of £246,000 is 46% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£184/sq ft) was about 34.7% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
3 Castell Mynach Cottages has 2 separate extension applications on the council record.
Extension: Single storey · Rear of property
First floor rear extension proposed above existing ground floor extension
3 Castell Mynach Cottages has more than tripled in price since its earliest registered sale in 1996.
£246,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.1% per year over 14 years.
£168,500
Growth on file: 10.1% per year over 14 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castell-y-Mynach — bus stop.
Extension: Single storey · Rear of property
First floor rear extension proposed above existing ground floor extension
16 April 2010Most recent
£168,500
-2.0%over 4 years1 July 2005
£172,000
+251.0%over 4 years30 March 2001
£49,000
+11.4%over 4 years24 April 1996
£44,000
Median price across the last 5 sales in CF72 8NB: £151,000 (2025–2001).
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CF72 8AY