Plasnewydd, Treorchy occupies a 654 m² plot as recorded by HM Land Registry.

Of the 30 other houses in this postcode, 27 have recorded plot sizes, and this one ranks as the largest.

Plasnewydd, Treorchy has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 14 May 2019.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 711 sales within 1.4 kilometres of Plasnewydd, Treorchy since 2007.

Most recently, 25, Castleton Avenue, Treorchy, CF42 5SS, a freehold house, sold at £130,000 on the 18th July 2025.

Read more about house prices in CF42.

• Sold Jul 2025£130,000 | 3 Bed House25, Castleton Avenue, Treorchy, CF42 5SS25, Castleton Avenue, Treorchy, CF42 5SS
• Sold Dec 2023£395,000 | 5 Bed HouseFernhill House, Castleton Avenue, Treorchy, CF42 5SSFernhill House, Castleton Avenue, Treorchy, CF42 5SS
• Sold Nov 2022£130,000 | 4 Bed House3, Castleton Avenue, Treorchy, CF42 5SS3, Castleton Avenue, Treorchy, CF42 5SS
• Sold Aug 2022£120,000 | 3 Bed House8, Coldra Road, Treorchy, CF42 5ST8, Coldra Road, Treorchy, CF42 5ST
• Sold Aug 2022£125,000 | 3 Bed House26, Castleton Avenue, Treorchy, CF42 5SS26, Castleton Avenue, Treorchy, CF42 5SS
• Sold Jul 2022£275,000 | 4 Bed HouseTyn-Y-Waun Lodge, Treorchy, CF42 5NNTyn-Y-Waun Lodge, Treorchy, CF42 5NN
• Sold Mar 2022£72,000 | 3 Bed House15, Castleton Avenue, Treorchy, CF42 5SS15, Castleton Avenue, Treorchy, CF42 5SS
• Sold Mar 2018£60,000 | 3 Bed House8, Upper St. Albans Road, Treorchy, CF42 5SR8, Upper St. Albans Road, Treorchy, CF42 5SR
• Sold Jan 2018£99,950 | 3 Bed House7, Castleton Avenue, Treorchy, CF42 5SS7, Castleton Avenue, Treorchy, CF42 5SS
• Sold Feb 2017£70,000 | 3 Bed House11, Upper St. Albans Road, Treorchy, CF42 5SR11, Upper St. Albans Road, Treorchy, CF42 5SR
• Sold Jan 2017£50,000 | 3 Bed House9, Upper St. Albans Road, Treorchy, CF42 5SR9, Upper St. Albans Road, Treorchy, CF42 5SR
• Sold Feb 2015£73,000 | 4 Bed House10, Castleton Avenue, Treorchy, CF42 5SS10, Castleton Avenue, Treorchy, CF42 5SS
• Sold Feb 2015£44,000 | 3 Bed House10, Upper St. Albans Road, Treorchy, CF42 5SR10, Upper St. Albans Road, Treorchy, CF42 5SR
• Sold Jul 2014£85,000 | 3 Bed House8, Castleton Avenue, Treorchy, CF42 5SS8, Castleton Avenue, Treorchy, CF42 5SS
• Sold Mar 2014£70,000 | 3 Bed House1, Coldra Road, Treorchy, CF42 5ST1, Coldra Road, Treorchy, CF42 5ST
• Sold Oct 2012£85,000 | 3 Bed House6, Coldra Road, Treorchy, CF42 5ST6, Coldra Road, Treorchy, CF42 5ST
• Sold Jun 2011£75,000 | 4 Bed House1, Castleton Avenue, Treorchy, CF42 5SS1, Castleton Avenue, Treorchy, CF42 5SS
• Sold Oct 2010£87,000 | 4 Bed House9, Castleton Avenue, Treorchy, CF42 5SS9, Castleton Avenue, Treorchy, CF42 5SS
• Sold Oct 2010£120,000 | 4 Bed House4, Castleton Avenue, Treorchy, CF42 5SS4, Castleton Avenue, Treorchy, CF42 5SS
• Sold Oct 2007£105,265 | 3 Bed House2, Castleton Avenue, Treorchy, CF42 5SS2, Castleton Avenue, Treorchy, CF42 5SS

Our analysis of the public data ranks Plasnewydd, Treorchy as the largest and the 2nd most expensive of the 30 addresses on Castleton Avenue, Treherbert, Treorchy, CF42.

Against the CF42 postcode district average, it is £121k more expensive than the typical property.

• Treherbert

  |

  1.6 km away
• Ynyswen

  |

  2.8 km away
• Treorchy

  |

  4.2 km away

Environment Agency data suggests this area has a Very Low risk of flooding.