9, Penn Street, Treharris occupies a 130 m² plot as recorded by HM Land Registry.

Of the 56 other houses in this postcode, 47 have recorded plot sizes, and this one ranks as the 38th largest.

9, Penn Street, Treharris has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 25 Sep 2020.

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

9, Penn Street, Treharris last changed hands on 9th October 2003, selling for £46,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

• Sold Oct 2003£46,000
• Sold Sep 1999£11,200

Land Registry records and our Estate Agent network show 276 sales of comparable properties within 720 metres of 9, Penn Street, Treharris since 2018.

Most recently, 61, Fell Street, Treharris, CF46 5HN, a freehold house, sold at £125,000 on the 4th December 2025.

Read more about house prices in CF46.

• Sold Dec 2025£125,000 | 3 Bed House61, Fell Street, Treharris, CF46 5HN61, Fell Street, Treharris, CF46 5HN
• Sold Nov 2025£120,000 | 3 Bed House20, Fell Street, Treharris, CF46 5HN20, Fell Street, Treharris, CF46 5HN
• Sold Jul 2025£107,950 | 3 Bed House44, Penn Street, Treharris, CF46 5HL44, Penn Street, Treharris, CF46 5HL
• Sold Jul 2025£90,000 | 3 Bed House8, Penn Street, Treharris, CF46 5HL8, Penn Street, Treharris, CF46 5HL
• Sold May 2025£92,000 | 3 Bed House45, Penn Street, Treharris, CF46 5HL45, Penn Street, Treharris, CF46 5HL
• Sold Apr 2025£84,000 | 3 Bed House19, Penn Street, Treharris, CF46 5HL19, Penn Street, Treharris, CF46 5HL
• Sold Mar 2025£142,500 | 3 Bed House4, Fell Street, Treharris, CF46 5HN4, Fell Street, Treharris, CF46 5HN
• Sold Feb 2025£95,000 | 3 Bed House26, Fell Street, Treharris, CF46 5HN26, Fell Street, Treharris, CF46 5HN
• Sold Jan 2025£120,000 | 3 Bed House51, Fell Street, Treharris, CF46 5HN51, Fell Street, Treharris, CF46 5HN
• Sold Sep 2024£84,000 | 3 Bed House43, Penn Street, Treharris, CF46 5HL43, Penn Street, Treharris, CF46 5HL
• Sold Aug 2024£100,000 | 3 Bed House7, Fell Street, Treharris, CF46 5HN7, Fell Street, Treharris, CF46 5HN
• Sold Aug 2024£130,000 | 3 Bed House58, Webster Street, Treharris, CF46 5HP58, Webster Street, Treharris, CF46 5HP
• Sold Nov 2023£68,000 | 3 Bed House19, Fell Street, Treharris, CF46 5HN19, Fell Street, Treharris, CF46 5HN
• Sold Oct 2023£105,000 | 3 Bed House50, Penn Street, Treharris, CF46 5HL50, Penn Street, Treharris, CF46 5HL
• Sold Apr 2023£110,000 | 3 Bed House19, Webster Street, Treharris, CF46 5HP19, Webster Street, Treharris, CF46 5HP
• Sold Nov 2022£128,000 | 3 Bed House63, Fell Street, Treharris, CF46 5HN63, Fell Street, Treharris, CF46 5HN
• Sold Nov 2021£87,000 | 3 Bed House31, Penn Street, Treharris, CF46 5HL31, Penn Street, Treharris, CF46 5HL
• Sold Oct 2021£86,000 | 3 Bed House52, Penn Street, Treharris, CF46 5HL52, Penn Street, Treharris, CF46 5HL
• Sold Apr 2021£107,500 | 3 Bed House65, Fell Street, Treharris, CF46 5HN65, Fell Street, Treharris, CF46 5HN
• Sold Sep 2018£67,000 | 3 Bed House21, Penn Street, Treharris, CF46 5HL21, Penn Street, Treharris, CF46 5HL

Our analysis of the public data ranks 9, Penn Street, Treharris as the 22nd largest and the 21st most expensive of the 56 addresses on Penn Street, Treharris, CF46.

Against the CF46 postcode district average, it is £35k less expensive than the typical property.

• Quakers Yard

  |

  1.4 km away
• Abercynon

  |

  2.9 km away
• Merthyr Vale

  |

  3.2 km away

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