HM Land Registry records the plot of land for 6, Strand Street, Mountain Ash as measuring 61 m².

That makes it the 44th largest plot in the postcode, where 45 of the 48 other houses have recorded plot data.

6, Strand Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 31 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).

The most recent sale of 6, Strand Street, Mountain Ash completed on 13th February 2026 at £105,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 0.6% over the period since February 2026.

• Sold Feb 2026£105,000

Since 2013 222 properties similar to 6, Strand Street, Mountain Ash have sold within a radius of 720 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 29th January 2026, was 62, Cardiff Road, Mountain Ash, CF45 4HD, a freehold house which sold for £114,950.

Read more about house prices in CF45.

• Sold Jan 2026£114,950 | 3 Bed House62, Cardiff Road, Mountain Ash, CF45 4HD62, Cardiff Road, Mountain Ash, CF45 4HD
• Sold Nov 2025£80,000 | 3 Bed House9, Strand Street, Mountain Ash, CF45 4HG9, Strand Street, Mountain Ash, CF45 4HG
• Sold Nov 2025£122,000 | 3 Bed House13, Hughes Street, Mountain Ash, CF45 3UG13, Hughes Street, Mountain Ash, CF45 3UG
• Sold Jul 2025£95,000 | 3 Bed House39, Strand Street, Mountain Ash, CF45 4HG39, Strand Street, Mountain Ash, CF45 4HG
• Sold Jun 2025£90,000 | 3 Bed House26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Mar 2025£71,000 | 3 Bed House149, Penrhiwceiber Road, Mountain Ash, CF45 3SG149, Penrhiwceiber Road, Mountain Ash, CF45 3SG
• Sold Mar 2025£110,000 | 3 Bed House36, Glyngwyn Street, Mountain Ash, CF45 3AF36, Glyngwyn Street, Mountain Ash, CF45 3AF
• Sold Nov 2024£85,000 | 3 Bed House3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Oct 2024£80,000 | 3 Bed House186, Penrhiwceiber Road, Mountain Ash, CF45 3SH186, Penrhiwceiber Road, Mountain Ash, CF45 3SH
• Sold Sep 2024£110,000 | 3 Bed House17, Mary Street, Mountain Ash, CF45 4HH17, Mary Street, Mountain Ash, CF45 4HH
• Sold Nov 2023£125,000 | 3 Bed House58, Cardiff Road, Mountain Ash, CF45 4HD58, Cardiff Road, Mountain Ash, CF45 4HD
• Sold Jun 2023£45,000 | 3 Bed House60, Cardiff Road, Mountain Ash, CF45 4HD60, Cardiff Road, Mountain Ash, CF45 4HD
• Sold Apr 2023£88,000 | 3 Bed House1, Strand Street, Mountain Ash, CF45 4HG1, Strand Street, Mountain Ash, CF45 4HG
• Sold Oct 2022£72,000 | 3 Bed House25, Strand Street, Mountain Ash, CF45 4HG25, Strand Street, Mountain Ash, CF45 4HG
• Sold Jul 2021£70,000 | 3 Bed House5, Strand Street, Mountain Ash, CF45 4HG5, Strand Street, Mountain Ash, CF45 4HG
• Sold Dec 2019£70,000 | 3 Bed House3, Strand Street, Mountain Ash, CF45 4HG3, Strand Street, Mountain Ash, CF45 4HG
• Sold Jul 2019£52,000 | 3 Bed House17, Strand Street, Mountain Ash, CF45 4HG17, Strand Street, Mountain Ash, CF45 4HG
• Sold Aug 2018£75,000 | 3 Bed House29, Strand Street, Mountain Ash, CF45 4HG29, Strand Street, Mountain Ash, CF45 4HG
• Sold Oct 2014£37,500 | 3 Bed House7, Strand Street, Mountain Ash, CF45 4HG7, Strand Street, Mountain Ash, CF45 4HG
• Sold Jun 2013£35,500 | 3 Bed House34, Strand Street, Mountain Ash, CF45 4HG34, Strand Street, Mountain Ash, CF45 4HG

Of the 48 addresses on Strand Street, Mountain Ash, CF45, 6, Strand Street, Mountain Ash comes out as the 6th largest and the 6th most expensive in our analysis of the public data.

It is also £58k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  800 m away
• Penrhiwceiber

  |

  900 m away
• Fernhill

  |

  2.3 km away

The flood risk here is rated Very Low, based on Environment Agency data.