HM Land Registry records the plot of land for 5, Gladstone Street, Mountain Ash as measuring 126 m².

That makes it the 23rd largest plot in the postcode, where 27 of the 34 other houses have recorded plot data.

5, Gladstone Street, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Mar 2019.

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

Since 2010 32 properties similar to 5, Gladstone Street, Mountain Ash have sold within a radius of 640 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th November 2025, was 28, Park Street, Mountain Ash, CF45 3YL, a freehold house which sold for £75,000.

Read more about house prices in CF45.

• Sold Nov 2025£75,000 | 3 Bed House28, Park Street, Mountain Ash, CF45 3YL28, Park Street, Mountain Ash, CF45 3YL
• Sold Aug 2025£75,000 | 3 Bed House13, Ty'R Felin Street, Mountain Ash, CF45 3YP13, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Jun 2025£130,000 | 3 Bed House88, Park Street, Mountain Ash, CF45 3YL88, Park Street, Mountain Ash, CF45 3YL
• Sold Feb 2025£130,000 | 3 Bed House43, Park Street, Mountain Ash, CF45 3YW43, Park Street, Mountain Ash, CF45 3YW
• Sold Nov 2024£85,000 | 3 Bed House30, Park Street, Mountain Ash, CF45 3YL30, Park Street, Mountain Ash, CF45 3YL
• Sold Jul 2023£58,000 | 3 Bed House35, Victoria Street, Mountain Ash, CF45 3AW35, Victoria Street, Mountain Ash, CF45 3AW
• Sold Mar 2023£96,000 | 3 Bed House12, Victoria Street, Mountain Ash, CF45 3AW12, Victoria Street, Mountain Ash, CF45 3AW
• Sold Mar 2022£42,000 | 3 Bed House81, Ty'R Felin Street, Mountain Ash, CF45 3YP81, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Aug 2021£42,000 | 3 Bed House85, Ty'R Felin Street, Mountain Ash, CF45 3YP85, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Aug 2021£42,000 | 3 Bed House79, Ty'R Felin Street, Mountain Ash, CF45 3YP79, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Aug 2021£64,995 | 3 Bed House7, Gladstone Street, Mountain Ash, CF45 3BT7, Gladstone Street, Mountain Ash, CF45 3BT
• Sold Dec 2020£36,000 | 3 Bed House87, Ty'R Felin Street, Mountain Ash, CF45 3YP87, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Apr 2020£60,000 | 3 Bed House11, Victoria Street, Mountain Ash, CF45 3AW11, Victoria Street, Mountain Ash, CF45 3AW
• Sold Jul 2019£55,500 | 3 Bed House15, Victoria Street, Mountain Ash, CF45 3AW15, Victoria Street, Mountain Ash, CF45 3AW
• Sold Apr 2019£52,500 | 3 Bed House42, Victoria Street, Mountain Ash, CF45 3AW42, Victoria Street, Mountain Ash, CF45 3AW
• Sold Jan 2019£30,000 | 3 Bed House40, Park Street, Mountain Ash, CF45 3YL40, Park Street, Mountain Ash, CF45 3YL
• Sold Jan 2018£24,500 | 3 Bed House19, Ty'R Felin Street, Mountain Ash, CF45 3YP19, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Oct 2017£44,500 | 3 Bed House25, Ty'R Felin Street, Mountain Ash, CF45 3YP25, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Jun 2015£30,000 | 3 Bed House31, Ty'R Felin Street, Mountain Ash, CF45 3YP31, Ty'R Felin Street, Mountain Ash, CF45 3YP
• Sold Oct 2010£32,000 | 3 Bed House3, Gladstone Street, Mountain Ash, CF45 3BT3, Gladstone Street, Mountain Ash, CF45 3BT

Of the 34 addresses on Gladstone Street, Mountain Ash, CF45, 5, Gladstone Street, Mountain Ash comes out as the 27th largest and the 26th most expensive in our analysis of the public data.

It is also £90k less expensive than the average property across the CF45 district.

• Mountain Ash

  |

  900 m away
• Penrhiwceiber

  |

  1.0 km away
• Fernhill

  |

  2.2 km away

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