HM Land Registry records the plot of land for 2A, Castle Avenue, Penarth as measuring 539 m².

That makes it the 3rd largest plot in the postcode, where 38 of the 40 other houses have recorded plot data.

2A, Castle Avenue, Penarth has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Dec 2025.

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 95 properties similar to 2A, Castle Avenue, Penarth have sold within a radius of 800 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th February 2026, was 17, Sullivan Close, Penarth, CF64 3QR, a freehold house which sold for £315,000.

Read more about house prices in CF64.

• Sold Feb 2026£315,000 | 3 Bed House17, Sullivan Close, Penarth, CF64 3QR17, Sullivan Close, Penarth, CF64 3QR
• Sold Dec 2025£465,000 | 3 Bed House16, Beechwood Drive, Penarth, CF64 3QZ16, Beechwood Drive, Penarth, CF64 3QZ
• Sold Sep 2025£387,000 | 3 Bed House22, Castle Avenue, Penarth, CF64 3QS22, Castle Avenue, Penarth, CF64 3QS
• Sold Aug 2025£382,500 | 3 Bed House20, Sullivan Close, Penarth, CF64 3QR20, Sullivan Close, Penarth, CF64 3QR
• Sold Feb 2025£379,950 | 3 Bed House21, Sullivan Close, Penarth, CF64 3QR21, Sullivan Close, Penarth, CF64 3QR
• Sold Jul 2024£380,000 | 3 Bed House27, Purcell Road, Penarth, CF64 3QN27, Purcell Road, Penarth, CF64 3QN
• Sold Jul 2024£335,000 | 3 Bed House21, Purcell Road, Penarth, CF64 3QL21, Purcell Road, Penarth, CF64 3QL
• Sold Jun 2024£315,000 | 3 Bed House25, Sullivan Close, Penarth, CF64 3QR25, Sullivan Close, Penarth, CF64 3QR
• Sold May 2023£380,000 | 3 Bed House47, Sullivan Close, Penarth, CF64 3QR47, Sullivan Close, Penarth, CF64 3QR
• Sold Mar 2023£385,000 | 3 Bed House32, Beechwood Drive, Penarth, CF64 3QZ32, Beechwood Drive, Penarth, CF64 3QZ
• Sold Oct 2022£442,000 | 3 Bed House9, Purcell Road, Penarth, CF64 3QL9, Purcell Road, Penarth, CF64 3QL
• Sold Nov 2021£385,000 | 3 Bed House28, Beechwood Drive, Penarth, CF64 3QZ28, Beechwood Drive, Penarth, CF64 3QZ
• Sold Mar 2021£370,000 | 4 Bed House7, Purcell Road, Penarth, CF64 3QL7, Purcell Road, Penarth, CF64 3QL
• Sold Nov 2020£285,000 | 3 Bed House46, Purcell Road, Penarth, CF64 3QN46, Purcell Road, Penarth, CF64 3QN
• Sold Oct 2020£300,000 | 3 Bed House29, Purcell Road, Penarth, CF64 3QN29, Purcell Road, Penarth, CF64 3QN
• Sold Feb 2020£305,000 | 4 Bed House55, Purcell Road, Penarth, CF64 3QN55, Purcell Road, Penarth, CF64 3QN
• Sold Aug 2019£300,000 | 3 Bed House3, Sullivan Close, Penarth, CF64 3QR3, Sullivan Close, Penarth, CF64 3QR
• Sold Jul 2018£272,500 | 3 Bed House25, Purcell Road, Penarth, CF64 3QN25, Purcell Road, Penarth, CF64 3QN
• Sold Jul 2016£233,000 | 3 Bed House4, Sullivan Close, Penarth, CF64 3QR4, Sullivan Close, Penarth, CF64 3QR
• Sold Nov 2010£176,000 | 3 Bed House22, Purcell Road, Penarth, CF64 3QL22, Purcell Road, Penarth, CF64 3QL

Of the 81 addresses on Castle Avenue, Penarth, CF64, 2A, Castle Avenue, Penarth comes out as the 27th largest and the 18th most expensive in our analysis of the public data.

It is also £2k more expensive than the average property across the CF64 district.

• Penarth

  |

  1.5 km away
• Dingle Road

  |

  1.8 km away
• Eastbrook

  |

  2.1 km away

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