According to data from HM Land Registry, 20, Milbourne Street, Mountain Ash sits on a plot of 108 m².

We have plot size data on 24 out of 29 other houses in the postcode and 20, Milbourne Street, Mountain Ash sits on the 21st largest plot.

20, Milbourne Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 07 Mar 2015.

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 HM Land Registry, 20, Milbourne Street, Mountain Ash was last sold on 25th October 2024 for £130,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since October 2024, the market for similar properties has risen by 60.9%.

• Sold Oct 2024£130,000
• Sold Sep 2002£19,950

According to the Land Registry and our network of Estate Agents, there have been 229 sales of properties similar to 20, Milbourne Street, Mountain Ash within a radius of 1.4 kilometres since 2013.

The most recent example is 7, Walsh Street, Mountain Ash, CF45 4YS, a freehold house which sold for £75,000 on the 18th September 2025.

Read more about house prices in CF45.

• Sold Sep 2025£75,000 | 3 Bed House7, Walsh Street, Mountain Ash, CF45 4YS7, Walsh Street, Mountain Ash, CF45 4YS
• Sold Jun 2025£59,000 | 3 Bed House2, Walsh Street, Mountain Ash, CF45 4YS2, Walsh Street, Mountain Ash, CF45 4YS
• Sold Apr 2025£123,000 | 3 Bed House21, Glamorgan Street, Mountain Ash, CF45 3HX21, Glamorgan Street, Mountain Ash, CF45 3HX
• Sold Mar 2025£82,500 | 3 Bed House3, Morris Avenue, Mountain Ash, CF45 3TW3, Morris Avenue, Mountain Ash, CF45 3TW
• Sold Nov 2024£65,000 | 3 Bed House6, Main Road, Mountain Ash, CF45 4YH6, Main Road, Mountain Ash, CF45 4YH
• Sold Oct 2024£115,000 | 3 Bed House74, Pentwyn Avenue, Mountain Ash, CF45 4YF74, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Sep 2024£70,000 | 3 Bed House15, Milbourne Street, Mountain Ash, CF45 4YL15, Milbourne Street, Mountain Ash, CF45 4YL
• Sold Aug 2024£100,000 | 3 Bed House55, Avondale Street, Mountain Ash, CF45 4YY55, Avondale Street, Mountain Ash, CF45 4YY
• Sold Aug 2024£123,000 | 3 Bed House17, Milbourne Street, Mountain Ash, CF45 4YL17, Milbourne Street, Mountain Ash, CF45 4YL
• Sold May 2024£86,000 | 3 Bed House13, Milbourne Street, Mountain Ash, CF45 4YL13, Milbourne Street, Mountain Ash, CF45 4YL
• Sold May 2024£95,000 | 3 Bed House4, Commercial Place, Mountain Ash, CF45 4YR4, Commercial Place, Mountain Ash, CF45 4YR
• Sold Mar 2024£58,000 | 3 Bed House58, Avondale Street, Mountain Ash, CF45 4YY58, Avondale Street, Mountain Ash, CF45 4YY
• Sold Aug 2022£80,000 | 3 Bed House56, Avondale Street, Mountain Ash, CF45 4YY56, Avondale Street, Mountain Ash, CF45 4YY
• Sold Jan 2022£110,000 | 3 Bed House57, Avondale Street, Mountain Ash, CF45 4YY57, Avondale Street, Mountain Ash, CF45 4YY
• Sold Oct 2019£64,000 | 3 Bed House19, Milbourne Street, Mountain Ash, CF45 4YL19, Milbourne Street, Mountain Ash, CF45 4YL
• Sold Sep 2019£52,000 | 3 Bed House25, Milbourne Street, Mountain Ash, CF45 4YL25, Milbourne Street, Mountain Ash, CF45 4YL
• Sold Sep 2019£45,000 | 3 Bed House88, Pentwyn Avenue, Mountain Ash, CF45 4YF88, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Nov 2018£82,000 | 3 Bed House39, Walsh Street, Mountain Ash, CF45 4YS39, Walsh Street, Mountain Ash, CF45 4YS
• Sold May 2014£60,000 | 3 Bed House13, Halswell Street, Mountain Ash, CF45 4YN13, Halswell Street, Mountain Ash, CF45 4YN
• Sold Apr 2013£40,000 | 3 Bed House23, Milbourne Street, Mountain Ash, CF45 4YL23, Milbourne Street, Mountain Ash, CF45 4YL

Milbourne Street, Mountain Ash, CF45 has a total of 29 addresses. According to our analysis of all the public data, 20, Milbourne Street, Mountain Ash is the 16th largest and the 16th most expensive property on the street.

When compared to the postcode district it is £53k less expensive than the average property in CF45.

• Penrhiwceiber

  |

  1.1 km away
• Quakers Yard

  |

  1.9 km away
• Abercynon

  |

  2.5 km away

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