According to data from HM Land Registry, 3, Allen Close, Cardiff sits on a plot of 425 m².

We have plot size data on 42 out of 42 other houses in the postcode and 3, Allen Close, Cardiff sits on the 9th largest plot.

3, Allen Close, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 30 Mar 2023.

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, 3, Allen Close, Cardiff was last sold on 15th August 2024 for £480,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since August 2024, the market for similar properties has dropped by 22.5%.

According to the Land Registry and our network of Estate Agents, there have been 64 sales of properties similar to 3, Allen Close, Cardiff within a radius of 680 metres since 2016.

The most recent example is Newlyn, Newport Road, Cardiff, CF3 5TX, a freehold house which sold for £434,000 on the 23rd October 2025.

Read more about house prices in CF3.

• Sold Oct 2025£434,000 | 4 Bed HouseNewlyn, Newport Road, Cardiff, CF3 5TXNewlyn, Newport Road, Cardiff, CF3 5TX
• Sold Jun 2025£418,500 | 4 Bed House31, Allen Close, Cardiff, CF3 5DH31, Allen Close, Cardiff, CF3 5DH
• Sold Nov 2024£408,000 | 4 Bed House4, Hastings Crescent, Cardiff, CF3 5ET4, Hastings Crescent, Cardiff, CF3 5ET
• Sold Sep 2024£430,000 | 4 Bed House7, William Nicholls Drive, Cardiff, CF3 5DE7, William Nicholls Drive, Cardiff, CF3 5DE
• Sold Jul 2024£390,000 | 4 Bed House25, Hastings Crescent, Cardiff, CF3 5DF25, Hastings Crescent, Cardiff, CF3 5DF
• Sold Apr 2024£480,000 | 4 Bed HouseStoneleigh, Newport Road, Cardiff, CF3 5TXStoneleigh, Newport Road, Cardiff, CF3 5TX
• Sold Dec 2023£450,000 | 4 Bed House60, Hastings Crescent, Cardiff, CF3 5ET60, Hastings Crescent, Cardiff, CF3 5ET
• Sold Mar 2023£420,000 | 4 Bed House10, Clos Hendre Gadno, Cardiff, CF3 5UJ10, Clos Hendre Gadno, Cardiff, CF3 5UJ
• Sold Sep 2022£455,000 | 4 Bed House45, Hastings Crescent, Cardiff, CF3 5DF45, Hastings Crescent, Cardiff, CF3 5DF
• Sold Apr 2022£445,000 | 4 Bed House64, Hastings Crescent, Cardiff, CF3 5ET64, Hastings Crescent, Cardiff, CF3 5ET
• Sold Apr 2022£445,000 | 4 Bed House19, Gould Close, Cardiff, CF3 5BD19, Gould Close, Cardiff, CF3 5BD
• Sold Jul 2021£360,000 | 4 Bed House26, Hastings Crescent, Cardiff, CF3 5ET26, Hastings Crescent, Cardiff, CF3 5ET
• Sold Jun 2021£320,000 | 4 Bed HouseGreenacres, Newport Road, Cardiff, CF3 5TXGreenacres, Newport Road, Cardiff, CF3 5TX
• Sold Nov 2020£363,000 | 4 Bed House6, William Nicholls Drive, Cardiff, CF3 5DE6, William Nicholls Drive, Cardiff, CF3 5DE
• Sold Dec 2019£335,000 | 4 Bed House8, Clos Hendre Gadno, Cardiff, CF3 5UJ8, Clos Hendre Gadno, Cardiff, CF3 5UJ
• Sold Jun 2019£350,000 | 4 Bed House3 St. Andrews Court, Newport Road, Cardiff, CF3 5TX3 St. Andrews Court, Newport Road, Cardiff, CF3 5TX
• Sold Jun 2018£400,000 | 4 Bed House95, Hastings Crescent, Cardiff, CF3 5DJ95, Hastings Crescent, Cardiff, CF3 5DJ
• Sold Nov 2017£338,000 | 4 Bed House119, Hastings Crescent, Cardiff, CF3 5DJ119, Hastings Crescent, Cardiff, CF3 5DJ
• Sold Oct 2016£365,000 | 4 Bed House81, Hastings Crescent, Cardiff, CF3 5DJ81, Hastings Crescent, Cardiff, CF3 5DJ
• Sold Apr 2016£335,000 | 4 Bed House36, Hastings Crescent, Cardiff, CF3 5ET36, Hastings Crescent, Cardiff, CF3 5ET

Allen Close, Old St. Mellons, Cardiff, CF3 has a total of 42 addresses. According to our analysis of all the public data, 3, Allen Close, Cardiff is the 7th largest and the 7th most expensive property on the street.

When compared to the postcode district it is £169k more expensive than the average property in CF3.

• Llanishen

  |

  5.1 km away
• Heath High Level

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  5.2 km away
• Heath Low Level

  |

  5.3 km away

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