HM Land Registry records the plot of land for 18, Strand Street, Mountain Ash as measuring 94 m².

That makes it the 40th largest plot in the postcode, where 45 of the 48 other houses have recorded plot data.

18, Strand Street, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 19 Mar 2022.

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 18, Strand Street, Mountain Ash completed on 18th February 2019 at £65,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 55.8% over the period since February 2019.

• Sold Feb 2019£65,000
• Sold Nov 2017£39,995
• Sold Jul 2012£42,250

Since 2009 31 properties similar to 18, Strand Street, Mountain Ash have sold within a radius of 730 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 5th December 2025, was 28, Strand Street, Mountain Ash, CF45 4HG, a freehold house which sold for £88,000.

Read more about house prices in CF45.

• Sold Dec 2025£88,000 | 3 Bed House28, Strand Street, Mountain Ash, CF45 4HG28, Strand Street, Mountain Ash, CF45 4HG
• Sold Sep 2025£72,000 | 3 Bed House24, Strand Street, Mountain Ash, CF45 4HG24, Strand Street, Mountain Ash, CF45 4HG
• Sold Jun 2025£72,000 | 3 Bed House5 Mount Pleasant Cottages, Mountain Ash, CF45 3AH5 Mount Pleasant Cottages, Mountain Ash, CF45 3AH
• Sold Feb 2025£80,000 | 3 Bed House35, Strand Street, Mountain Ash, CF45 4HG35, Strand Street, Mountain Ash, CF45 4HG
• Sold Feb 2025£130,000 | 3 Bed House43, Park Street, Mountain Ash, CF45 3YW43, Park Street, Mountain Ash, CF45 3YW
• Sold Sep 2024£30,000 | 3 Bed House127, Penrhiwceiber Road, Mountain Ash, CF45 3SG127, Penrhiwceiber Road, Mountain Ash, CF45 3SG
• Sold Sep 2024£70,000 | 3 Bed House47, Cardiff Road, Mountain Ash, CF45 4HD47, Cardiff Road, Mountain Ash, CF45 4HD
• Sold Sep 2024£105,000 | 3 Bed House43, Strand Street, Mountain Ash, CF45 4HG43, Strand Street, Mountain Ash, CF45 4HG
• Sold Aug 2024£52,500 | 3 Bed House16, Strand Street, Mountain Ash, CF45 4HG16, Strand Street, Mountain Ash, CF45 4HG
• Sold Jun 2023£80,000 | 3 Bed House8 Mount Pleasant Cottages, Mountain Ash, CF45 3AH8 Mount Pleasant Cottages, Mountain Ash, CF45 3AH
• Sold Mar 2023£47,000 | 3 Bed House5, Mount Pleasant Place, Mountain Ash, CF45 3DA5, Mount Pleasant Place, Mountain Ash, CF45 3DA
• Sold Oct 2022£95,000 | 3 Bed House11, Glyngwyn Street, Mountain Ash, CF45 3AF11, Glyngwyn Street, Mountain Ash, CF45 3AF
• Sold Feb 2022£70,050 | 3 Bed House54, Glyngwyn Street, Mountain Ash, CF45 3AF54, Glyngwyn Street, Mountain Ash, CF45 3AF
• Sold Sep 2021£62,000 | 3 Bed House14, Strand Street, Mountain Ash, CF45 4HG14, Strand Street, Mountain Ash, CF45 4HG
• Sold Nov 2020£63,000 | 3 Bed House45, Strand Street, Mountain Ash, CF45 4HG45, Strand Street, Mountain Ash, CF45 4HG
• Sold Apr 2020£60,000 | 3 Bed House11, Victoria Street, Mountain Ash, CF45 3AW11, Victoria Street, Mountain Ash, CF45 3AW
• Sold Aug 2017£35,000 | 3 Bed House41, Strand Street, Mountain Ash, CF45 4HG41, Strand Street, Mountain Ash, CF45 4HG
• Sold Dec 2016£46,000 | 3 Bed House32, Strand Street, Mountain Ash, CF45 4HG32, Strand Street, Mountain Ash, CF45 4HG
• Sold Feb 2015£53,000 | 3 Bed House53, Cardiff Road, Mountain Ash, CF45 4HD53, Cardiff Road, Mountain Ash, CF45 4HD
• Sold Sep 2009£52,000 | 3 Bed House30, Strand Street, Mountain Ash, CF45 4HG30, Strand Street, Mountain Ash, CF45 4HG

Of the 48 addresses on Strand Street, Mountain Ash, CF45, 18, Strand Street, Mountain Ash comes out as the 44th largest and the 44th most expensive in our analysis of the public data.

It is also £77k 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.