According to data from HM Land Registry, 27, Cliff Street, Mountain Ash sits on a plot of 77 m².

We have plot size data on 35 out of 42 other houses in the postcode and 27, Cliff Street, Mountain Ash sits on the 29th largest plot.

According to HM Land Registry, 27, Cliff Street, Mountain Ash was last sold on 31st July 2014 for £59,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since July 2014, the market for similar properties has risen by 119.6%.

• Sold Jul 2014£59,000

According to the Land Registry and our network of Estate Agents, there have been 228 sales of properties similar to 27, Cliff Street, Mountain Ash within a radius of 580 metres since 2016.

The most recent example is 16, Lyle Street, Mountain Ash, CF45 3RG, a freehold house which sold for £95,000 on the 24th April 2026.

Read more about house prices in CF45.

• Sold Apr 2026£95,000 | 3 Bed House16, Lyle Street, Mountain Ash, CF45 3RG16, Lyle Street, Mountain Ash, CF45 3RG
• Sold Nov 2025£115,000 | 3 Bed House81, Duffryn Street, Mountain Ash, CF45 3HR81, Duffryn Street, Mountain Ash, CF45 3HR
• Sold Sep 2025£112,000 | 3 Bed House31, Napier Street, Mountain Ash, CF45 3HW31, Napier Street, Mountain Ash, CF45 3HW
• Sold Aug 2025£85,000 | 3 Bed House13, Victor Street, Mountain Ash, CF45 3LG13, Victor Street, Mountain Ash, CF45 3LG
• Sold Dec 2024£85,000 | 3 Bed House55, Napier Street, Mountain Ash, CF45 3HW55, Napier Street, Mountain Ash, CF45 3HW
• Sold Oct 2024£127,500 | 3 Bed House74, Duffryn Street, Mountain Ash, CF45 3HR74, Duffryn Street, Mountain Ash, CF45 3HR
• Sold Oct 2024£55,000 | 3 Bed House39, Dover Street, Mountain Ash, CF45 3HU39, Dover Street, Mountain Ash, CF45 3HU
• Sold Mar 2024£119,000 | 3 Bed House45, Napier Street, Mountain Ash, CF45 3HW45, Napier Street, Mountain Ash, CF45 3HW
• Sold Mar 2024£110,000 | 3 Bed House13, Lyle Street, Mountain Ash, CF45 3RG13, Lyle Street, Mountain Ash, CF45 3RG
• Sold Oct 2023£88,500 | 3 Bed House54, Napier Street, Mountain Ash, CF45 3HW54, Napier Street, Mountain Ash, CF45 3HW
• Sold Aug 2023£60,000 | 3 Bed House7, Cliff Street, Mountain Ash, CF45 3LE7, Cliff Street, Mountain Ash, CF45 3LE
• Sold Jul 2023£85,000 | 3 Bed House82, Duffryn Street, Mountain Ash, CF45 3HR82, Duffryn Street, Mountain Ash, CF45 3HR
• Sold Apr 2023£80,000 | 3 Bed House12, Stream Street, Mountain Ash, CF45 3LL12, Stream Street, Mountain Ash, CF45 3LL
• Sold Feb 2023£95,000 | 3 Bed House14, Cliff Street, Mountain Ash, CF45 3LE14, Cliff Street, Mountain Ash, CF45 3LE
• Sold Jul 2022£87,500 | 3 Bed House35, Napier Street, Mountain Ash, CF45 3HW35, Napier Street, Mountain Ash, CF45 3HW
• Sold Mar 2021£78,000 | 3 Bed House73, Duffryn Street, Mountain Ash, CF45 3HR73, Duffryn Street, Mountain Ash, CF45 3HR
• Sold Jul 2019£97,000 | 3 Bed House19, Stream Street, Mountain Ash, CF45 3LL19, Stream Street, Mountain Ash, CF45 3LL
• Sold Feb 2019£66,000 | 3 Bed House15, Dover Street, Mountain Ash, CF45 3HU15, Dover Street, Mountain Ash, CF45 3HU
• Sold Jan 2019£70,000 | 3 Bed House10, Stream Street, Mountain Ash, CF45 3LL10, Stream Street, Mountain Ash, CF45 3LL
• Sold Mar 2016£55,000 | 3 Bed House16, Cliff Street, Mountain Ash, CF45 3LE16, Cliff Street, Mountain Ash, CF45 3LE

Cliff Street, Mountain Ash, CF45 has a total of 42 addresses. According to our analysis of all the public data, 27, Cliff Street, Mountain Ash is the 16th largest and the 14th most expensive property on the street.

When compared to the postcode district it is £46k less expensive than the average property in CF45.

• Mountain Ash

  |

  300 m away
• Fernhill

  |

  1.2 km away
• Penrhiwceiber

  |

  1.9 km away

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