According to data from HM Land Registry, 40, Diamond Street, Cardiff sits on a plot of 127 m².

We have plot size data on 28 out of 34 other houses in the postcode and 40, Diamond Street, Cardiff sits on the 4th largest plot.

40, Diamond Street, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 15 Aug 2012.

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 the Land Registry and our network of Estate Agents, there have been 53 sales of properties similar to 40, Diamond Street, Cardiff within a radius of 330 metres since 2012.

The most recent example is 156, Railway Street, Cardiff, CF24 2NH, a freehold house which sold for £185,000 on the 1st August 2025.

Read more about house prices in CF24.

• Sold Aug 2025£185,000 | 3 Bed House156, Railway Street, Cardiff, CF24 2NH156, Railway Street, Cardiff, CF24 2NH
• Sold Jul 2025£230,000 | 2 Bed House9, Ruby Street, Cardiff, CF24 1LP9, Ruby Street, Cardiff, CF24 1LP
• Sold Jun 2025£185,000 | 2 Bed House76, Cecil Street, Cardiff, CF24 1NW76, Cecil Street, Cardiff, CF24 1NW
• Sold Feb 2025£210,000 | 3 Bed House26, Harold Street, Cardiff, CF24 1PA26, Harold Street, Cardiff, CF24 1PA
• Sold Dec 2024£240,000 | 3 Bed House158, Railway Street, Cardiff, CF24 2NH158, Railway Street, Cardiff, CF24 2NH
• Sold Aug 2024£197,000 | 2 Bed House60, Clifton Street, Cardiff, CF24 1LT60, Clifton Street, Cardiff, CF24 1LT
• Sold Aug 2024£212,000 | 2 Bed House66, Clifton Street, Cardiff, CF24 1LT66, Clifton Street, Cardiff, CF24 1LT
• Sold Jul 2024£225,000 | 2 Bed House64, Clifton Street, Cardiff, CF24 1LT64, Clifton Street, Cardiff, CF24 1LT
• Sold Oct 2023£174,000 | 2 Bed House1, Diamond Street, Cardiff, CF24 1NQ1, Diamond Street, Cardiff, CF24 1NQ
• Sold Nov 2022£215,000 | 2 Bed House209, Railway Street, Cardiff, CF24 2NB209, Railway Street, Cardiff, CF24 2NB
• Sold Oct 2021£190,000 | 3 Bed House38, Ruby Street, Cardiff, CF24 1LN38, Ruby Street, Cardiff, CF24 1LN
• Sold Jun 2021£188,000 | 2 Bed House86, Clifton Street, Cardiff, CF24 1LT86, Clifton Street, Cardiff, CF24 1LT
• Sold Mar 2021£163,000 | 3 Bed House63, Diamond Street, Cardiff, CF24 1NR63, Diamond Street, Cardiff, CF24 1NR
• Sold Jun 2020£185,000 | 2 Bed House90, Clifton Street, Cardiff, CF24 1LT90, Clifton Street, Cardiff, CF24 1LT
• Sold Oct 2017£140,000 | 2 Bed House59, Topaz Street, Cardiff, CF24 1PG59, Topaz Street, Cardiff, CF24 1PG
• Sold Sep 2016£140,000 | 3 Bed House55, Diamond Street, Cardiff, CF24 1NR55, Diamond Street, Cardiff, CF24 1NR
• Sold Dec 2015£120,000 | 3 Bed House56, Diamond Street, Cardiff, CF24 1NR56, Diamond Street, Cardiff, CF24 1NR
• Sold Oct 2014£123,000 | 2 Bed House62, Diamond Street, Cardiff, CF24 1NR62, Diamond Street, Cardiff, CF24 1NR
• Sold Nov 2013£123,000 | 2 Bed House70, Cecil Street, Cardiff, CF24 1NW70, Cecil Street, Cardiff, CF24 1NW
• Sold Jul 2012£127,500 | 2 Bed House52, Ruby Street, Cardiff, CF24 1LN52, Ruby Street, Cardiff, CF24 1LN

Diamond Street, Cardiff, CF24 has a total of 91 addresses. According to our analysis of all the public data, 40, Diamond Street, Cardiff is the 59th largest and the 59th most expensive property on the street.

When compared to the postcode district it is £38k less expensive than the average property in CF24.

• Cardiff Queen Street

  |

  1.2 km away
• Cathays

  |

  1.7 km away
• Cardiff Central

  |

  2.0 km away

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