HM Land Registry records the plot of land for 18, Blaise Place, Cardiff as measuring 127 m².

That makes it the 44th largest plot in the postcode, where 73 of the 75 other houses have recorded plot data.

18, Blaise Place, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Nov 2024.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 18, Blaise Place, Cardiff completed on 8th September 2025 at £255,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 1.1% over the period since September 2025.

• Sold Sep 2025£255,000

Since 2017 145 properties similar to 18, Blaise Place, Cardiff have sold within a radius of 650 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 29th April 2026, was 42, Blaise Place, Cardiff, CF11 6JR, a freehold house which sold for £240,000.

Read more about house prices in CF11.

• Sold Apr 2026£240,000 | 2 Bed House42, Blaise Place, Cardiff, CF11 6JR42, Blaise Place, Cardiff, CF11 6JR
• Sold Apr 2026£270,000 | 2 Bed House8, Walton Place, Cardiff, CF11 8BL8, Walton Place, Cardiff, CF11 8BL
• Sold Feb 2026£514,036 | 2 Bed House20, Bessemer Road, Cardiff, CF11 8BA20, Bessemer Road, Cardiff, CF11 8BA
• Sold Aug 2025£274,000 | 2 Bed House30, Fonthill Place, Cardiff, CF11 8HD30, Fonthill Place, Cardiff, CF11 8HD
• Sold Jun 2025£220,000 | 2 Bed House12, Arundel Place, Cardiff, CF11 8DP12, Arundel Place, Cardiff, CF11 8DP
• Sold Apr 2025£250,000 | 2 Bed House13, Osborne Square, Cardiff, CF11 8BG13, Osborne Square, Cardiff, CF11 8BG
• Sold Mar 2025£146,000 | 2 Bed House17, Fonthill Place, Cardiff, CF11 8HD17, Fonthill Place, Cardiff, CF11 8HD
• Sold Jan 2025£270,000 | 2 Bed House38A, Arundel Place, Cardiff, CF11 8DP38A, Arundel Place, Cardiff, CF11 8DP
• Sold Nov 2024£175,000 | 2 Bed House11, Blaise Place, Cardiff, CF11 6JR11, Blaise Place, Cardiff, CF11 6JR
• Sold Apr 2024£258,000 | 2 Bed House29, Arundel Place, Cardiff, CF11 8DP29, Arundel Place, Cardiff, CF11 8DP
• Sold Sep 2023£220,000 | 2 Bed House10, Osborne Square, Cardiff, CF11 8BG10, Osborne Square, Cardiff, CF11 8BG
• Sold Apr 2023£242,500 | 2 Bed House17, Walton Place, Cardiff, CF11 8BL17, Walton Place, Cardiff, CF11 8BL
• Sold Oct 2022£148,000 | 2 Bed House40, Fonthill Place, Cardiff, CF11 8HD40, Fonthill Place, Cardiff, CF11 8HD
• Sold May 2021£210,000 | 2 Bed House7, Hansom Place, Cardiff, CF11 8AX7, Hansom Place, Cardiff, CF11 8AX
• Sold Dec 2020£217,000 | 2 Bed House7, Osborne Square, Cardiff, CF11 8BG7, Osborne Square, Cardiff, CF11 8BG
• Sold Apr 2020£195,000 | 2 Bed House8, Blaise Place, Cardiff, CF11 6JR8, Blaise Place, Cardiff, CF11 6JR
• Sold Jul 2017£178,000 | 2 Bed House40, Blaise Place, Cardiff, CF11 6JR40, Blaise Place, Cardiff, CF11 6JR
• Sold May 2017£172,500 | 2 Bed House14, Osborne Square, Cardiff, CF11 8BG14, Osborne Square, Cardiff, CF11 8BG
• Sold Mar 2017£160,000 | 2 Bed House20, Blaise Place, Cardiff, CF11 6JR20, Blaise Place, Cardiff, CF11 6JR
• Sold Jan 2017£180,000 | 2 Bed House33, Blaise Place, Cardiff, CF11 6JR33, Blaise Place, Cardiff, CF11 6JR

Of the 75 addresses on Blaise Place, Cardiff, CF11, 18, Blaise Place, Cardiff comes out as the 31st largest and the 34th most expensive in our analysis of the public data.

It is also £13k less expensive than the average property across the CF11 district.

• Grangetown (Cardiff)

  |

  400 m away
• Ninian Park

  |

  1.1 km away
• Cardiff Central

  |

  1.5 km away

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