25, Railway Terrace, Mountain Ash occupies a 90 m² plot as recorded by HM Land Registry.

Of the 31 other houses in this postcode, 22 have recorded plot sizes, and this one ranks as the 21st largest.

25, Railway Terrace, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 07 Mar 2021.

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 46 sales of comparable properties within 1.0 kilometres of 25, Railway Terrace, Mountain Ash since 2007.

Most recently, 111, Woodfield Terrace, Mountain Ash, CF45 3UT, a freehold house, sold at £108,000 on the 14th November 2025.

Read more about house prices in CF45.

• Sold Nov 2025£108,000 | 3 Bed House111, Woodfield Terrace, Mountain Ash, CF45 3UT111, Woodfield Terrace, Mountain Ash, CF45 3UT
• Sold Mar 2025£144,000 | 4 Bed House17, Penrhiwceiber Road, Mountain Ash, CF45 3SP17, Penrhiwceiber Road, Mountain Ash, CF45 3SP
• Sold Nov 2024£140,000 | 4 Bed House20, Harcourt Terrace, Mountain Ash, CF45 3SD20, Harcourt Terrace, Mountain Ash, CF45 3SD
• Sold Jun 2023£147,500 | 3 Bed HouseBryncerdyn Villa, Woodfield Terrace, Mountain Ash, CF45 3UTBryncerdyn Villa, Woodfield Terrace, Mountain Ash, CF45 3UT
• Sold May 2023£130,000 | 4 Bed House14, Glasbrook Terrace, Mountain Ash, CF45 3SY14, Glasbrook Terrace, Mountain Ash, CF45 3SY
• Sold Mar 2023£145,000 | 4 Bed House11, Cynon Terrace, Mountain Ash, CF45 3SU11, Cynon Terrace, Mountain Ash, CF45 3SU
• Sold Oct 2022£80,000 | 4 Bed House52, Church Street, Mountain Ash, CF45 3YB52, Church Street, Mountain Ash, CF45 3YB
• Sold Sep 2022£136,500 | 3 Bed HouseGlyntaf Villa, Woodfield Terrace, Mountain Ash, CF45 3UTGlyntaf Villa, Woodfield Terrace, Mountain Ash, CF45 3UT
• Sold Dec 2021£120,000 | 3 Bed House1, Cynon Terrace, Mountain Ash, CF45 3SU1, Cynon Terrace, Mountain Ash, CF45 3SU
• Sold Sep 2021£125,000 | 3 Bed HouseGlenhill Villa, Woodfield Terrace, Mountain Ash, CF45 3UTGlenhill Villa, Woodfield Terrace, Mountain Ash, CF45 3UT
• Sold Jun 2021£50,000 | 4 Bed House33, Penrhiwceiber Road, Mountain Ash, CF45 3SP33, Penrhiwceiber Road, Mountain Ash, CF45 3SP
• Sold Jul 2020£55,000 | 3 Bed House8, Penrhiwceiber Road, Mountain Ash, CF45 3SP8, Penrhiwceiber Road, Mountain Ash, CF45 3SP
• Sold Jul 2019£92,500 | 4 Bed House71, Penrhiwceiber Road, Mountain Ash, CF45 3SF71, Penrhiwceiber Road, Mountain Ash, CF45 3SF
• Sold Nov 2017£87,000 | 3 Bed House10, Station Terrace, Mountain Ash, CF45 3SS10, Station Terrace, Mountain Ash, CF45 3SS
• Sold Oct 2017£76,500 | 4 Bed House18, Railway Terrace, Mountain Ash, CF45 3ST18, Railway Terrace, Mountain Ash, CF45 3ST
• Sold Aug 2016£79,950 | 3 Bed House44, Rheola Street, Mountain Ash, CF45 3TB44, Rheola Street, Mountain Ash, CF45 3TB
• Sold Sep 2015£50,000 | 4 Bed House31, Penrhiwceiber Road, Mountain Ash, CF45 3SP31, Penrhiwceiber Road, Mountain Ash, CF45 3SP
• Sold Aug 2010£65,000 | 3 Bed House17, Morris Avenue, Mountain Ash, CF45 3TW17, Morris Avenue, Mountain Ash, CF45 3TW
• Sold Nov 2007£70,000 | 4 Bed House36, Rheola Street, Mountain Ash, CF45 3TB36, Rheola Street, Mountain Ash, CF45 3TB
• Sold Sep 2007£85,000 | 3 Bed House50, Rheola Street, Mountain Ash, CF45 3TB50, Rheola Street, Mountain Ash, CF45 3TB

Our analysis of the public data ranks 25, Railway Terrace, Mountain Ash as the 8th largest and the 9th most expensive of the 31 addresses on Railway Terrace, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £25k less expensive than the typical property.

• Penrhiwceiber

  |

  100 m away
• Mountain Ash

  |

  1.8 km away
• Merthyr Vale

  |

  2.6 km away

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