HM Land Registry records the plot of land for 31, Cadwaladr Street, Mountain Ash as measuring 107 m².

That makes it the 33rd largest plot in the postcode, where 37 of the 45 other houses have recorded plot data.

31, Cadwaladr Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 07 Apr 2021.

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 31, Cadwaladr Street, Mountain Ash completed on 13th February 2007 at £84,500 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 92.6% over the period since February 2007.

• Sold Feb 2007£84,500
• Sold Jan 2003£40,000

Since 2018 168 properties similar to 31, Cadwaladr Street, Mountain Ash have sold within a radius of 740 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 8th May 2026, was 12, Beckett Street, Mountain Ash, CF45 4AW, a freehold house which sold for £150,000.

Read more about house prices in CF45.

• Sold May 2026£150,000 | 3 Bed House12, Beckett Street, Mountain Ash, CF45 4AW12, Beckett Street, Mountain Ash, CF45 4AW
• Sold Mar 2026£155,000 | 3 Bed House13, Gorsedd Street, Mountain Ash, CF45 3LR13, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Feb 2026£142,500 | 3 Bed HouseAberpennar Cottage, Dover Street, Mountain Ash, CF45 3HYAberpennar Cottage, Dover Street, Mountain Ash, CF45 3HY
• Sold Nov 2025£118,000 | 3 Bed House6, Hamilton Street, Mountain Ash, CF45 3RH6, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Aug 2025£126,000 | 3 Bed House19, Beckett Street, Mountain Ash, CF45 4AW19, Beckett Street, Mountain Ash, CF45 4AW
• Sold Nov 2024£195,000 | 3 Bed HouseLlyswerfa, Hamilton Street, Mountain Ash, CF45 3RHLlyswerfa, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Oct 2024£148,500 | 3 Bed House33, Phillip Street, Mountain Ash, CF45 4BE33, Phillip Street, Mountain Ash, CF45 4BE
• Sold Aug 2024£136,760 | 3 Bed House1, Lyle Street, Mountain Ash, CF45 3RG1, Lyle Street, Mountain Ash, CF45 3RG
• Sold Jul 2024£77,000 | 3 Bed House15, Lyle Street, Mountain Ash, CF45 3RG15, Lyle Street, Mountain Ash, CF45 3RG
• Sold Jul 2024£137,500 | 3 Bed House1, Hamilton Street, Mountain Ash, CF45 3RH1, Hamilton Street, Mountain Ash, CF45 3RH
• Sold Nov 2023£159,995 | 3 Bed House1, Gorsedd Street, Mountain Ash, CF45 3LR1, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Aug 2023£221,750 | 3 Bed HouseOakdene, Aberdare Road, Mountain Ash, CF45 3PTOakdene, Aberdare Road, Mountain Ash, CF45 3PT
• Sold Aug 2023£180,000 | 3 Bed House3, Beckett Street, Mountain Ash, CF45 4AW3, Beckett Street, Mountain Ash, CF45 4AW
• Sold Mar 2023£148,000 | 3 Bed House1, Cadwaladr Street, Mountain Ash, CF45 3RD1, Cadwaladr Street, Mountain Ash, CF45 3RD
• Sold Oct 2022£110,000 | 3 Bed House23, Gorsedd Street, Mountain Ash, CF45 3LR23, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Aug 2022£112,000 | 3 Bed House33, Gorsedd Street, Mountain Ash, CF45 3LR33, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Nov 2021£138,000 | 3 Bed House20, Gorsedd Street, Mountain Ash, CF45 3LR20, Gorsedd Street, Mountain Ash, CF45 3LR
• Sold Sep 2021£95,000 | 3 Bed House8, Lyle Street, Mountain Ash, CF45 3RG8, Lyle Street, Mountain Ash, CF45 3RG
• Sold Apr 2021£100,000 | 3 Bed House1 Green Bank Villas, Mountain Ash, CF45 3RA1 Green Bank Villas, Mountain Ash, CF45 3RA
• Sold Jun 2018£65,000 | 3 Bed House30, Woodland Terrace, Mountain Ash, CF45 3RF30, Woodland Terrace, Mountain Ash, CF45 3RF

Of the 45 addresses on Cadwaladr Street, Mountain Ash, CF45, 31, Cadwaladr Street, Mountain Ash comes out as the 8th largest and the 9th most expensive in our analysis of the public data.

It is also £12k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  700 m away
• Fernhill

  |

  800 m away
• Penrhiwceiber

  |

  2.4 km away

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