HM Land Registry records the plot of land for 51, Llanwonno Road, Mountain Ash as measuring 133 m².

That makes it the 43rd largest plot in the postcode, where 49 of the 58 other houses have recorded plot data.

51, Llanwonno Road, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 Mar 2020.

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 51, Llanwonno Road, Mountain Ash completed on 31st May 2024 at £99,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 14.0% over the period since May 2024.

• Sold May 2024£99,000

Since 2020 234 properties similar to 51, Llanwonno Road, Mountain Ash have sold within a radius of 620 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th March 2026, was 70, Clarence Street, Mountain Ash, CF45 3BD, a freehold house which sold for £135,000.

Read more about house prices in CF45.

• Sold Mar 2026£135,000 | 3 Bed House70, Clarence Street, Mountain Ash, CF45 3BD70, Clarence Street, Mountain Ash, CF45 3BD
• Sold Feb 2026£157,000 | 3 Bed House43, Cilhaul Terrace, Mountain Ash, CF45 3ND43, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Feb 2026£150,000 | 3 Bed House3, Gwernifor Street, Mountain Ash, CF45 3NA3, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Nov 2025£150,000 | 3 Bed House29, Coplestone Street, Mountain Ash, CF45 3LY29, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Oct 2025£112,000 | 3 Bed House32, Oakland Street, Mountain Ash, CF45 3AL32, Oakland Street, Mountain Ash, CF45 3AL
• Sold Aug 2025£110,000 | 3 Bed House10, Cilhaul Terrace, Mountain Ash, CF45 3ND10, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold May 2025£165,000 | 3 Bed House26, Cilhaul Terrace, Mountain Ash, CF45 3ND26, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Sep 2024£170,000 | 3 Bed House24, Gwernifor Street, Mountain Ash, CF45 3NA24, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Aug 2024£137,250 | 3 Bed House41, Cilhaul Terrace, Mountain Ash, CF45 3ND41, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Aug 2024£111,500 | 3 Bed House50, Cilhaul Terrace, Mountain Ash, CF45 3ND50, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Aug 2024£93,500 | 3 Bed House7, Cilhaul Terrace, Mountain Ash, CF45 3ND7, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Jul 2024£126,000 | 3 Bed House45, Bailey Street, Mountain Ash, CF45 3AS45, Bailey Street, Mountain Ash, CF45 3AS
• Sold May 2023£85,000 | 3 Bed House43, Bailey Street, Mountain Ash, CF45 3AS43, Bailey Street, Mountain Ash, CF45 3AS
• Sold Apr 2023£150,000 | 3 Bed House8, Cilhaul Terrace, Mountain Ash, CF45 3ND8, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Feb 2023£80,000 | 3 Bed House58, Cilhaul Terrace, Mountain Ash, CF45 3ND58, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold May 2022£75,000 | 3 Bed House39, Bailey Street, Mountain Ash, CF45 3AS39, Bailey Street, Mountain Ash, CF45 3AS
• Sold Apr 2022£125,000 | 3 Bed House13, Coplestone Street, Mountain Ash, CF45 3LY13, Coplestone Street, Mountain Ash, CF45 3LY
• Sold Mar 2021£95,000 | 3 Bed House33, Gwernifor Street, Mountain Ash, CF45 3NA33, Gwernifor Street, Mountain Ash, CF45 3NA
• Sold Mar 2021£97,000 | 3 Bed House18, Cilhaul Terrace, Mountain Ash, CF45 3ND18, Cilhaul Terrace, Mountain Ash, CF45 3ND
• Sold Dec 2020£90,000 | 3 Bed House9, Cilhaul Terrace, Mountain Ash, CF45 3ND9, Cilhaul Terrace, Mountain Ash, CF45 3ND

Of the 78 addresses on Llanwonno Road, Mountain Ash, CF45, 51, Llanwonno Road, Mountain Ash comes out as the 66th largest and the 67th most expensive in our analysis of the public data.

It is also £27k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  500 m away
• Fernhill

  |

  1.5 km away
• Penrhiwceiber

  |

  1.6 km away

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