HM Land Registry records the plot of land for 74, Pentwyn Avenue, Mountain Ash as measuring 116 m².

That makes it the 35th largest plot in the postcode, where 41 of the 45 other houses have recorded plot data.

74, Pentwyn Avenue, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 06 Nov 2019.

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 74, Pentwyn Avenue, Mountain Ash completed on 25th October 2024 at £115,000 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 57.4% over the period since October 2024.

• Sold Oct 2024£115,000
• Sold Aug 2020£55,000

Since 2014 243 properties similar to 74, Pentwyn Avenue, Mountain Ash have sold within a radius of 1.3 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th March 2026, was 3, Glanlay Street, Mountain Ash, CF45 3TL, a freehold house which sold for £127,500.

Read more about house prices in CF45.

• Sold Mar 2026£127,500 | 3 Bed House3, Glanlay Street, Mountain Ash, CF45 3TL3, Glanlay Street, Mountain Ash, CF45 3TL
• Sold Dec 2025£82,950 | 3 Bed House96, Bryntirion, Mountain Ash, CF45 4EX96, Bryntirion, Mountain Ash, CF45 4EX
• Sold Nov 2025£80,000 | 3 Bed House14, Monmouth Street, Mountain Ash, CF45 3NJ14, Monmouth Street, Mountain Ash, CF45 3NJ
• 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 May 2025£117,500 | 3 Bed House24, Pentwyn Avenue, Mountain Ash, CF45 4YF24, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold May 2025£98,000 | 3 Bed House1, Morris Avenue, Mountain Ash, CF45 3TW1, Morris Avenue, Mountain Ash, CF45 3TW
• 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 Sep 2024£105,000 | 3 Bed House35, Morris Avenue, Mountain Ash, CF45 3TW35, Morris Avenue, Mountain Ash, CF45 3TW
• Sold Mar 2024£57,000 | 3 Bed House12, Rheola Street, Mountain Ash, CF45 3TA12, Rheola Street, Mountain Ash, CF45 3TA
• Sold Nov 2023£105,000 | 3 Bed House24, Glamorgan Street, Mountain Ash, CF45 3HX24, Glamorgan Street, Mountain Ash, CF45 3HX
• Sold Jul 2023£85,000 | 3 Bed House1, Glamorgan Street, Mountain Ash, CF45 3HX1, Glamorgan Street, Mountain Ash, CF45 3HX
• Sold Oct 2022£55,000 | 3 Bed House13A, Rheola Street, Mountain Ash, CF45 3TA13A, Rheola Street, Mountain Ash, CF45 3TA
• Sold Aug 2022£95,000 | 3 Bed House27, Glamorgan Street, Mountain Ash, CF45 3HX27, Glamorgan Street, Mountain Ash, CF45 3HX
• Sold Aug 2022£90,000 | 3 Bed House17, Monmouth Street, Mountain Ash, CF45 3NJ17, Monmouth Street, Mountain Ash, CF45 3NJ
• Sold Sep 2020£30,000 | 3 Bed House52, Pentwyn Avenue, Mountain Ash, CF45 4YF52, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold May 2020£58,000 | 3 Bed House12, Monmouth Street, Mountain Ash, CF45 3NJ12, Monmouth Street, Mountain Ash, CF45 3NJ
• Sold Sep 2019£45,000 | 3 Bed House88, Pentwyn Avenue, Mountain Ash, CF45 4YF88, Pentwyn Avenue, Mountain Ash, CF45 4YF
• Sold Apr 2014£50,000 | 3 Bed House80, Pentwyn Avenue, Mountain Ash, CF45 4YF80, Pentwyn Avenue, Mountain Ash, CF45 4YF

Of the 111 addresses on Pentwyn Avenue, Mountain Ash, CF45, 74, Pentwyn Avenue, Mountain Ash comes out as the 97th largest and the 37th most expensive in our analysis of the public data.

It is also £57k less expensive than the average property across the CF45 district.

• Penrhiwceiber

  |

  1.0 km away
• Quakers Yard

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  2.2 km away
• Mountain Ash

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  2.7 km away

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