According to data from HM Land Registry, 52, Castle Avenue, Penarth sits on a plot of 345 m².

We have plot size data on 38 out of 40 other houses in the postcode and 52, Castle Avenue, Penarth sits on the 12th largest plot.

52, Castle Avenue, Penarth has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 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).

According to HM Land Registry, 52, Castle Avenue, Penarth was last sold on 24th February 2023 for £325,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since February 2023, the market for similar properties has dropped by 16.3%.

• Sold Feb 2023£325,000

According to the Land Registry and our network of Estate Agents, there have been 77 sales of properties similar to 52, Castle Avenue, Penarth within a radius of 860 metres since 2007.

The most recent example is 7, Dowland Road, Penarth, CF64 3QX, a freehold house which sold for £430,000 on the 5th January 2026.

Read more about house prices in CF64.

• Sold Jan 2026£430,000 | 4 Bed House7, Dowland Road, Penarth, CF64 3QX7, Dowland Road, Penarth, CF64 3QX
• Sold Aug 2025£485,000 | 4 Bed House42, Purcell Road, Penarth, CF64 3QN42, Purcell Road, Penarth, CF64 3QN
• Sold Aug 2025£390,000 | 4 Bed House49, Dinas Road, Penarth, CF64 3PJ49, Dinas Road, Penarth, CF64 3PJ
• Sold May 2025£400,000 | 4 Bed House51, Purcell Road, Penarth, CF64 3QN51, Purcell Road, Penarth, CF64 3QN
• Sold Dec 2024£425,000 | 4 Bed House36, Dinas Road, Penarth, CF64 3PL36, Dinas Road, Penarth, CF64 3PL
• Sold May 2024£370,000 | 4 Bed House28, Castle Avenue, Penarth, CF64 3QS28, Castle Avenue, Penarth, CF64 3QS
• Sold Mar 2023£385,000 | 3 Bed House32, Beechwood Drive, Penarth, CF64 3QZ32, Beechwood Drive, Penarth, CF64 3QZ
• Sold Feb 2023£422,500 | 4 Bed House5, Purcell Road, Penarth, CF64 3QL5, Purcell Road, Penarth, CF64 3QL
• Sold Mar 2022£385,000 | 4 Bed House53, Purcell Road, Penarth, CF64 3QN53, Purcell Road, Penarth, CF64 3QN
• Sold Apr 2021£300,000 | 4 Bed House40, Purcell Road, Penarth, CF64 3QN40, Purcell Road, Penarth, CF64 3QN
• Sold Mar 2021£370,000 | 4 Bed House7, Purcell Road, Penarth, CF64 3QL7, Purcell Road, Penarth, CF64 3QL
• Sold Feb 2020£305,000 | 4 Bed House55, Purcell Road, Penarth, CF64 3QN55, Purcell Road, Penarth, CF64 3QN
• Sold Nov 2019£278,000 | 4 Bed House8, Sullivan Close, Penarth, CF64 3QR8, 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 2015£270,000 | 4 Bed House26, Castle Avenue, Penarth, CF64 3QS26, Castle Avenue, Penarth, CF64 3QS
• Sold May 2013£217,000 | 4 Bed House13, Sullivan Close, Penarth, CF64 3QR13, Sullivan Close, Penarth, CF64 3QR
• Sold Aug 2012£195,000 | 4 Bed House45, Sullivan Close, Penarth, CF64 3QR45, Sullivan Close, Penarth, CF64 3QR
• Sold Jul 2011£149,500 | 3 Bed House39, Sullivan Close, Penarth, CF64 3QR39, Sullivan Close, Penarth, CF64 3QR
• Sold Jul 2009£152,000 | 4 Bed House7, Sullivan Close, Penarth, CF64 3QR7, Sullivan Close, Penarth, CF64 3QR
• Sold Dec 2007£230,000 | 4 Bed House33, Sullivan Close, Penarth, CF64 3QR33, Sullivan Close, Penarth, CF64 3QR

Castle Avenue, Penarth, CF64 has a total of 81 addresses. According to our analysis of all the public data, 52, Castle Avenue, Penarth is the 13th largest and the 13th most expensive property on the street.

When compared to the postcode district it is £15k more expensive than the average property in CF64.

• Penarth

  |

  1.5 km away
• Dingle Road

  |

  1.8 km away
• Eastbrook

  |

  2.1 km away

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