According to data from HM Land Registry, 5, Arthur Street, Mountain Ash sits on a plot of 164 m².

We have plot size data on 46 out of 51 other houses in the postcode and 5, Arthur Street, Mountain Ash sits on the 12th largest plot.

5, Arthur Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 03 Nov 2023.

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

According to the Land Registry and our network of Estate Agents, there have been 51 sales of properties similar to 5, Arthur Street, Mountain Ash within a radius of 690 metres since 2015.

The most recent example is 47, Victoria Street, Mountain Ash, CF45 3AP, a freehold house which sold for £50,000 on the 27th August 2025.

Read more about house prices in CF45.

• Sold Aug 2025£50,000 | 3 Bed House47, Victoria Street, Mountain Ash, CF45 3AP47, Victoria Street, Mountain Ash, CF45 3AP
• Sold Jul 2025£95,000 | 3 Bed House38, Albert Street, Mountain Ash, CF45 3BA38, Albert Street, Mountain Ash, CF45 3BA
• Sold Jun 2025£72,000 | 3 Bed House5 Mount Pleasant Cottages, Mountain Ash, CF45 3AH5 Mount Pleasant Cottages, Mountain Ash, CF45 3AH
• Sold May 2025£119,000 | 3 Bed House74, Victoria Street, Mountain Ash, CF45 3AP74, Victoria Street, Mountain Ash, CF45 3AP
• Sold Mar 2025£102,000 | 3 Bed House62, Church Street, Mountain Ash, CF45 3YB62, Church Street, Mountain Ash, CF45 3YB
• Sold Sep 2024£81,000 | 3 Bed House34, Glyngwyn Street, Mountain Ash, CF45 3AF34, Glyngwyn Street, Mountain Ash, CF45 3AF
• Sold Jul 2024£108,000 | 3 Bed House41, Arthur Street, Mountain Ash, CF45 3BL41, Arthur Street, Mountain Ash, CF45 3BL
• Sold May 2024£62,000 | 3 Bed House89, Victoria Street, Mountain Ash, CF45 3AP89, Victoria Street, Mountain Ash, CF45 3AP
• Sold Jul 2023£80,000 | 3 Bed House30, Glyngwyn Street, Mountain Ash, CF45 3AF30, Glyngwyn Street, Mountain Ash, CF45 3AF
• 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 Jun 2022£109,950 | 3 Bed House84, Victoria Street, Mountain Ash, CF45 3AP84, Victoria Street, Mountain Ash, CF45 3AP
• Sold Feb 2022£70,050 | 3 Bed House54, Glyngwyn Street, Mountain Ash, CF45 3AF54, Glyngwyn Street, Mountain Ash, CF45 3AF
• Sold Oct 2021£58,000 | 3 Bed House61, Victoria Street, Mountain Ash, CF45 3AP61, Victoria Street, Mountain Ash, CF45 3AP
• Sold Jul 2019£58,000 | 3 Bed House33, Albert Street, Mountain Ash, CF45 3BA33, Albert Street, Mountain Ash, CF45 3BA
• Sold Mar 2019£50,000 | 3 Bed House11, Arthur Street, Mountain Ash, CF45 3BL11, Arthur Street, Mountain Ash, CF45 3BL
• Sold Jan 2019£60,000 | 3 Bed House71, Victoria Street, Mountain Ash, CF45 3AP71, Victoria Street, Mountain Ash, CF45 3AP
• Sold Jan 2018£43,000 | 3 Bed House39, Arthur Street, Mountain Ash, CF45 3BL39, Arthur Street, Mountain Ash, CF45 3BL
• Sold Mar 2015£35,000 | 3 Bed House1, Arthur Street, Mountain Ash, CF45 3BL1, Arthur Street, Mountain Ash, CF45 3BL

Arthur Street, Mountain Ash, CF45 has a total of 51 addresses. According to our analysis of all the public data, 5, Arthur Street, Mountain Ash is the 48th largest and the 48th most expensive property on the street.

When compared to the postcode district it is £66k less expensive than the average property in CF45.

• Mountain Ash

  |

  1.0 km away
• Penrhiwceiber

  |

  1.1 km away
• Fernhill

  |

  2.1 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.