23, Gwern Close, Cardiff occupies a 140 m² plot as recorded by HM Land Registry.

Of the 45 other houses in this postcode, 36 have recorded plot sizes, and this one ranks as the 21st largest.

23, Gwern Close, Cardiff has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 13 Dec 2016.

The property is connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 99 sales of comparable properties within 1.3 kilometres of 23, Gwern Close, Cardiff since 2016.

Most recently, 106, Picca Close, Cardiff, CF5 6XR, a freehold house, sold at £272,500 on the 9th January 2026.

Read more about house prices in CF5.

• Sold Jan 2026£272,500 | 3 Bed House106, Picca Close, Cardiff, CF5 6XR106, Picca Close, Cardiff, CF5 6XR
• Sold Dec 2025£285,000 | 3 Bed House41, Picca Close, Cardiff, CF5 6XP41, Picca Close, Cardiff, CF5 6XP
• Sold Oct 2025£260,000 | 3 Bed House2, Meirwen Drive, Cardiff, CF5 4ND2, Meirwen Drive, Cardiff, CF5 4ND
• Sold Dec 2024£290,000 | 3 Bed House107, Picca Close, Cardiff, CF5 6XR107, Picca Close, Cardiff, CF5 6XR
• Sold Dec 2024£260,000 | 3 Bed House20, Meirwen Drive, Cardiff, CF5 4ND20, Meirwen Drive, Cardiff, CF5 4ND
• Sold Nov 2024£272,500 | 3 Bed House52, Picca Close, Cardiff, CF5 6XP52, Picca Close, Cardiff, CF5 6XP
• Sold Sep 2022£290,050 | 3 Bed House51, Picca Close, Cardiff, CF5 6XP51, Picca Close, Cardiff, CF5 6XP
• Sold Sep 2022£1,250,000 | 3 Bed HouseTy Croes Cwrlwys, Valegate Retail Park, Cardiff, CF5 6EHTy Croes Cwrlwys, Valegate Retail Park, Cardiff, CF5 6EH
• Sold Aug 2022£330,000 | 3 Bed House8, Patreane Way, Cardiff, CF5 4SA8, Patreane Way, Cardiff, CF5 4SA
• Sold Mar 2022£270,000 | 3 Bed House32, Picca Close, Cardiff, CF5 6XP32, Picca Close, Cardiff, CF5 6XP
• Sold Feb 2022£270,000 | 3 Bed House93, Picca Close, Cardiff, CF5 6XR93, Picca Close, Cardiff, CF5 6XR
• Sold Jan 2022£250,000 | 3 Bed House29, Heol Draenen Wen, Cardiff, CF5 5TZ29, Heol Draenen Wen, Cardiff, CF5 5TZ
• Sold Dec 2021£265,000 | 3 Bed House91, Picca Close, Cardiff, CF5 6XR91, Picca Close, Cardiff, CF5 6XR
• Sold Feb 2021£245,000 | 3 Bed House119, Picca Close, Cardiff, CF5 6XR119, Picca Close, Cardiff, CF5 6XR
• Sold Jan 2021£225,000 | 3 Bed House1, Gwern Close, Cardiff, CF5 6XL1, Gwern Close, Cardiff, CF5 6XL
• Sold Dec 2020£235,000 | 3 Bed House13, Heol Draenen Wen, Cardiff, CF5 5TZ13, Heol Draenen Wen, Cardiff, CF5 5TZ
• Sold Feb 2020£249,950 | 3 Bed House118, Picca Close, Cardiff, CF5 6XR118, Picca Close, Cardiff, CF5 6XR
• Sold Jul 2017£225,000 | 3 Bed House3, Heol Draenen Wen, Cardiff, CF5 5TZ3, Heol Draenen Wen, Cardiff, CF5 5TZ
• Sold May 2016£209,995 | 3 Bed House4, Gwern Close, Cardiff, CF5 6XL4, Gwern Close, Cardiff, CF5 6XL
• Sold Apr 2016£390,167 | 3 Bed House28, Gwern Close, Cardiff, CF5 6XL28, Gwern Close, Cardiff, CF5 6XL

Our analysis of the public data ranks 23, Gwern Close, Cardiff as the 24th largest and the 21st most expensive of the 57 addresses on Gwern Close, Cardiff, CF5.

Against the CF5 postcode district average, it is £576 more expensive than the typical property.

• Waun-Gron Park

  |

  4.1 km away
• Fairwater

  |

  4.4 km away
• Dinas Powys

  |

  5.0 km away

Environment Agency data suggests this area has a Very Low risk of flooding.