HM Land Registry records the plot of land for 30, Mountjoy Avenue, Penarth as measuring 240 m².

That makes it the 21st largest plot in the postcode, where 24 of the 25 other houses have recorded plot data.

30, Mountjoy Avenue, Penarth has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 21 Oct 2008.

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 30, Mountjoy Avenue, Penarth completed on 9th April 2010 at £242,000 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 43.2% over the period since April 2010.

• Sold Apr 2010£242,000

Since 2016 170 properties similar to 30, Mountjoy Avenue, Penarth have sold within a radius of 560 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 16th January 2026, was 7, Hastings Place, Penarth, CF64 2TD, a freehold house which sold for £395,000.

Read more about house prices in CF64.

• Sold Jan 2026£395,000 | 3 Bed House7, Hastings Place, Penarth, CF64 2TD7, Hastings Place, Penarth, CF64 2TD
• Sold Jan 2026£515,000 | 3 Bed House68, Wordsworth Avenue, Penarth, CF64 2RN68, Wordsworth Avenue, Penarth, CF64 2RN
• Sold Jun 2025£550,000 | 3 Bed House20, Coleridge Avenue, Penarth, CF64 2SP20, Coleridge Avenue, Penarth, CF64 2SP
• Sold Jun 2025£499,950 | 3 Bed House39, Mountjoy Avenue, Penarth, CF64 2SY39, Mountjoy Avenue, Penarth, CF64 2SY
• Sold May 2025£470,000 | 3 Bed House20, Mountjoy Crescent, Penarth, CF64 2SZ20, Mountjoy Crescent, Penarth, CF64 2SZ
• Sold Feb 2025£425,000 | 3 Bed House45, Mountjoy Avenue, Penarth, CF64 2SY45, Mountjoy Avenue, Penarth, CF64 2SY
• Sold Jan 2025£587,500 | 3 Bed House4, Countess Place, Penarth, CF64 3UJ4, Countess Place, Penarth, CF64 3UJ
• Sold Oct 2024£531,000 | 3 Bed House21, Milton Road, Penarth, CF64 2SW21, Milton Road, Penarth, CF64 2SW
• Sold Aug 2024£443,000 | 3 Bed House11, Mountjoy Crescent, Penarth, CF64 2SZ11, Mountjoy Crescent, Penarth, CF64 2SZ
• Sold Jul 2024£525,000 | 3 Bed House76, Wordsworth Avenue, Penarth, CF64 2RN76, Wordsworth Avenue, Penarth, CF64 2RN
• Sold Jun 2024£450,000 | 3 Bed House33, Mountjoy Avenue, Penarth, CF64 2SY33, Mountjoy Avenue, Penarth, CF64 2SY
• Sold Mar 2024£362,500 | 3 Bed House14, Hastings Place, Penarth, CF64 2TD14, Hastings Place, Penarth, CF64 2TD
• Sold Dec 2023£550,000 | 3 Bed House72, Wordsworth Avenue, Penarth, CF64 2RN72, Wordsworth Avenue, Penarth, CF64 2RN
• Sold Jun 2023£432,500 | 3 Bed House35, Mountjoy Avenue, Penarth, CF64 2SY35, Mountjoy Avenue, Penarth, CF64 2SY
• Sold Dec 2022£460,000 | 3 Bed House118, Wordsworth Avenue, Penarth, CF64 2RQ118, Wordsworth Avenue, Penarth, CF64 2RQ
• Sold May 2022£399,950 | 3 Bed House5, Mountjoy Place, Penarth, CF64 2TB5, Mountjoy Place, Penarth, CF64 2TB
• Sold Jun 2021£367,500 | 3 Bed House23, Mountjoy Avenue, Penarth, CF64 2SY23, Mountjoy Avenue, Penarth, CF64 2SY
• Sold Mar 2021£340,000 | 3 Bed House9, Hastings Place, Penarth, CF64 2TD9, Hastings Place, Penarth, CF64 2TD
• Sold Feb 2021£320,000 | 3 Bed House43, Mountjoy Avenue, Penarth, CF64 2SY43, Mountjoy Avenue, Penarth, CF64 2SY
• Sold Jan 2016£285,000 | 3 Bed House25, Mountjoy Avenue, Penarth, CF64 2SY25, Mountjoy Avenue, Penarth, CF64 2SY

Of the 44 addresses on Mountjoy Avenue, Penarth, CF64, 30, Mountjoy Avenue, Penarth comes out as the 15th largest and the 13th most expensive in our analysis of the public data.

It is also £32k more expensive than the average property across the CF64 district.

• Dingle Road

  |

  700 m away
• Cogan

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  1.0 km away
• Penarth

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  1.0 km away

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