According to data from HM Land Registry, 8, River Avenue, Treharris sits on a plot of 169 m².

We have plot size data on 37 out of 37 other houses in the postcode and 8, River Avenue, Treharris sits on the 30th largest plot.

8, River Avenue, Treharris has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 27 Aug 2013.

The property is connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 8, River Avenue, Treharris was last sold on 23rd June 2021 for £200,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since June 2021, the market for similar properties has risen by 16.1%.

According to the Land Registry and our network of Estate Agents, there have been 109 sales of properties similar to 8, River Avenue, Treharris within a radius of 1.2 kilometres since 2013.

The most recent example is 5, Manor View, Treharris, CF46 6EE, a freehold house which sold for £217,000 on the 5th December 2025.

Read more about house prices in CF46.

• Sold Dec 2025£217,000 | 3 Bed House5, Manor View, Treharris, CF46 6EE5, Manor View, Treharris, CF46 6EE
• Sold Jun 2025£260,000 | 3 Bed House19, River Avenue, Treharris, CF46 6EF19, River Avenue, Treharris, CF46 6EF
• Sold Feb 2024£230,000 | 3 Bed House20, Ivy Close, Treharris, CF46 6ET20, Ivy Close, Treharris, CF46 6ET
• Sold Mar 2022£260,000 | 3 Bed House37, River Avenue, Treharris, CF46 6EF37, River Avenue, Treharris, CF46 6EF
• Sold Dec 2021£195,000 | 3 Bed House7, Manor View, Treharris, CF46 6EE7, Manor View, Treharris, CF46 6EE
• Sold Oct 2021£190,000 | 3 Bed House23, River Avenue, Treharris, CF46 6EF23, River Avenue, Treharris, CF46 6EF
• Sold Jun 2021£209,000 | 3 Bed House13, Manor View, Treharris, CF46 6EE13, Manor View, Treharris, CF46 6EE
• Sold Jun 2021£170,000 | 3 Bed House10, River Avenue, Treharris, CF46 6EF10, River Avenue, Treharris, CF46 6EF
• Sold Oct 2019£180,500 | 3 Bed House8, Manor View, Treharris, CF46 6EE8, Manor View, Treharris, CF46 6EE
• Sold Jun 2018£145,000 | 3 Bed House9, River Avenue, Treharris, CF46 6EF9, River Avenue, Treharris, CF46 6EF
• Sold Oct 2015£160,700 | 3 Bed House17, Ivy Close, Treharris, CF46 6ET17, Ivy Close, Treharris, CF46 6ET
• Sold Jun 2015£131,995 | 3 Bed House19, Ivy Close, Treharris, CF46 6ET19, Ivy Close, Treharris, CF46 6ET
• Sold Jun 2015£135,000 | 3 Bed House18, Ivy Close, Treharris, CF46 6ET18, Ivy Close, Treharris, CF46 6ET
• Sold Oct 2014£129,500 | 3 Bed House22, River Avenue, Treharris, CF46 6EF22, River Avenue, Treharris, CF46 6EF
• Sold Oct 2014£159,995 | 3 Bed House24, River Avenue, Treharris, CF46 6EF24, River Avenue, Treharris, CF46 6EF
• Sold Sep 2014£47,796 | 3 Bed House8, Tudor Court, Treharris, CF46 6EG8, Tudor Court, Treharris, CF46 6EG
• Sold Sep 2014£47,796 | 3 Bed House7, Tudor Court, Treharris, CF46 6EG7, Tudor Court, Treharris, CF46 6EG
• Sold Sep 2014£156,995 | 3 Bed House21, River Avenue, Treharris, CF46 6EF21, River Avenue, Treharris, CF46 6EF
• Sold Mar 2014£228,995 | 3 Bed House5, River Avenue, Treharris, CF46 6EF5, River Avenue, Treharris, CF46 6EF
• Sold Dec 2013£145,995 | 3 Bed House11, River Avenue, Treharris, CF46 6EF11, River Avenue, Treharris, CF46 6EF

River Avenue, Trelewis, Treharris, CF46 has a total of 37 addresses. According to our analysis of all the public data, 8, River Avenue, Treharris is the 34th largest and the 35th most expensive property on the street.

When compared to the postcode district it is £98k more expensive than the average property in CF46.

• Quakers Yard

  |

  2.5 km away
• Abercynon

  |

  3.4 km away
• Ystrad Mynach

  |

  4.0 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.