23, Windsor Road, Mountain Ash occupies a 157 m² plot as recorded by HM Land Registry.

Of the 27 other houses in this postcode, 21 have recorded plot sizes, and this one ranks as the 8th largest.

23, Windsor Road, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Feb 2018.

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 195 sales of comparable properties within 710 metres of 23, Windsor Road, Mountain Ash since 2017.

Most recently, 9, Arthur Street, Mountain Ash, CF45 3BL, a freehold house, sold at £125,000 on the 17th October 2025.

Read more about house prices in CF45.

• Sold Oct 2025£125,000 | 3 Bed House9, Arthur Street, Mountain Ash, CF45 3BL9, Arthur Street, Mountain Ash, CF45 3BL
• Sold Sep 2025£125,000 | 3 Bed House26, Albany Street, Mountain Ash, CF45 3BE26, Albany Street, Mountain Ash, CF45 3BE
• Sold Jul 2025£95,000 | 3 Bed House38, Albert Street, Mountain Ash, CF45 3BA38, Albert Street, Mountain Ash, CF45 3BA
• Sold Jun 2025£90,000 | 3 Bed House26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN26, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold May 2025£101,000 | 3 Bed House40, Arthur Street, Mountain Ash, CF45 3BL40, Arthur Street, Mountain Ash, CF45 3BL
• Sold May 2025£103,000 | 3 Bed House15, Albany Street, Mountain Ash, CF45 3BE15, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2025£72,000 | 3 Bed House16, Albert Street, Mountain Ash, CF45 3BA16, Albert Street, Mountain Ash, CF45 3BA
• Sold Apr 2025£118,000 | 3 Bed House11, Albany Street, Mountain Ash, CF45 3BE11, Albany Street, Mountain Ash, CF45 3BE
• Sold Feb 2025£99,950 | 3 Bed House7, Albany Street, Mountain Ash, CF45 3BE7, Albany Street, Mountain Ash, CF45 3BE
• Sold Nov 2024£85,000 | 3 Bed House3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN3, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Jul 2024£105,000 | 3 Bed House14, Clarence Street, Mountain Ash, CF45 3BB14, Clarence Street, Mountain Ash, CF45 3BB
• Sold Jul 2024£75,000 | 3 Bed House12, Hughes Street, Mountain Ash, CF45 3UG12, Hughes Street, Mountain Ash, CF45 3UG
• Sold Jul 2024£108,000 | 3 Bed House41, Arthur Street, Mountain Ash, CF45 3BL41, Arthur Street, Mountain Ash, CF45 3BL
• Sold Jun 2024£80,000 | 3 Bed House20, Windsor Road, Mountain Ash, CF45 3BH20, Windsor Road, Mountain Ash, CF45 3BH
• Sold Jun 2023£68,000 | 3 Bed House8, Albany Street, Mountain Ash, CF45 3BE8, Albany Street, Mountain Ash, CF45 3BE
• Sold Apr 2023£86,000 | 3 Bed House44, Arthur Street, Mountain Ash, CF45 3BL44, Arthur Street, Mountain Ash, CF45 3BL
• Sold May 2022£100,000 | 3 Bed House47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN47, Mount Pleasant Terrace, Mountain Ash, CF45 3AN
• Sold Jul 2020£99,500 | 3 Bed House21, Windsor Road, Mountain Ash, CF45 3BH21, Windsor Road, Mountain Ash, CF45 3BH
• Sold Sep 2019£39,000 | 3 Bed House34, Arthur Street, Mountain Ash, CF45 3BL34, Arthur Street, Mountain Ash, CF45 3BL
• Sold Jul 2017£39,500 | 3 Bed House38, Arthur Street, Mountain Ash, CF45 3BL38, Arthur Street, Mountain Ash, CF45 3BL

Our analysis of the public data ranks 23, Windsor Road, Mountain Ash as the 26th largest and the 26th most expensive of the 27 addresses on Windsor Road, Mountain Ash, CF45.

Against the CF45 postcode district average, it is £54k less expensive than the typical property.

• Mountain Ash

  |

  800 m away
• Penrhiwceiber

  |

  1.2 km away
• Fernhill

  |

  2.0 km away

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