18, Robert Street, Cardiff occupies a 97 m² plot as recorded by HM Land Registry.

Of the 48 other houses in this postcode, 47 have recorded plot sizes, and this one ranks as the 10th largest.

18, Robert Street, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 31 Mar 2026.

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

18, Robert Street, Cardiff last changed hands on 19th July 2019, selling for £212,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 5 times since 1995.

The market for similar properties has risen by 20.7% since July 2019.

• Sold Jul 2019£212,000
• Sold Dec 2011£138,500
• Sold Aug 2005£153,000

Land Registry records and our Estate Agent network show 217 sales of comparable properties within 330 metres of 18, Robert Street, Cardiff since 2020.

Most recently, 12, Bruce Street, Cardiff, CF24 4PJ, a freehold house, sold at £270,000 on the 12th March 2026.

Read more about house prices in CF24.

• Sold Mar 2026£270,000 | 3 Bed House12, Bruce Street, Cardiff, CF24 4PJ12, Bruce Street, Cardiff, CF24 4PJ
• Sold Oct 2025£256,500 | 3 Bed House16, Spencer Street, Cardiff, CF24 4PG16, Spencer Street, Cardiff, CF24 4PG
• Sold Sep 2025£180,000 | 2 Bed House10, Robert Street, Cardiff, CF24 4PB10, Robert Street, Cardiff, CF24 4PB
• Sold Aug 2025£242,000 | 2 Bed House43, Robert Street, Cardiff, CF24 4PD43, Robert Street, Cardiff, CF24 4PD
• Sold Jun 2025£230,000 | 2 Bed House33, Florentia Street, Cardiff, CF24 4PE33, Florentia Street, Cardiff, CF24 4PE
• Sold Feb 2025£225,000 | 2 Bed House35, Spencer Street, Cardiff, CF24 4PG35, Spencer Street, Cardiff, CF24 4PG
• Sold Nov 2024£201,000 | 2 Bed House30, Florentia Street, Cardiff, CF24 4PE30, Florentia Street, Cardiff, CF24 4PE
• Sold Oct 2024£225,000 | 3 Bed House153, Woodville Road, Cardiff, CF24 4NW153, Woodville Road, Cardiff, CF24 4NW
• Sold Jul 2024£245,000 | 3 Bed House24, Robert Street, Cardiff, CF24 4PD24, Robert Street, Cardiff, CF24 4PD
• Sold Apr 2024£50,000 | 2 Bed House16A, Robert Street, Cardiff, CF24 4PD16A, Robert Street, Cardiff, CF24 4PD
• Sold Apr 2024£225,000 | 3 Bed House34, Daniel Street, Cardiff, CF24 4NY34, Daniel Street, Cardiff, CF24 4NY
• Sold Feb 2024£256,000 | 2 Bed House27, Spencer Street, Cardiff, CF24 4PG27, Spencer Street, Cardiff, CF24 4PG
• Sold Dec 2023£265,000 | 2 Bed House9, Spencer Street, Cardiff, CF24 4PG9, Spencer Street, Cardiff, CF24 4PG
• Sold Jul 2023£225,000 | 3 Bed House3, Robert Street, Cardiff, CF24 4PB3, Robert Street, Cardiff, CF24 4PB
• Sold May 2023£245,700 | 2 Bed House26, Spencer Street, Cardiff, CF24 4PG26, Spencer Street, Cardiff, CF24 4PG
• Sold Feb 2023£180,000 | 3 Bed House25, Robert Street, Cardiff, CF24 4PB25, Robert Street, Cardiff, CF24 4PB
• Sold Oct 2022£200,000 | 3 Bed House15, Robert Street, Cardiff, CF24 4PB15, Robert Street, Cardiff, CF24 4PB
• Sold Apr 2022£200,000 | 2 Bed House51, Robert Street, Cardiff, CF24 4PD51, Robert Street, Cardiff, CF24 4PD
• Sold Sep 2021£222,000 | 2 Bed House17, Florentia Street, Cardiff, CF24 4PE17, Florentia Street, Cardiff, CF24 4PE
• Sold Dec 2020£218,000 | 3 Bed House34, Florentia Street, Cardiff, CF24 4PE34, Florentia Street, Cardiff, CF24 4PE

Our analysis of the public data ranks 18, Robert Street, Cardiff as the 41st largest and the 34th most expensive of the 75 addresses on Robert Street, Cathays, Cardiff, CF24.

Against the CF24 postcode district average, it is £15k more expensive than the typical property.

• Cathays

  |

  900 m away
• Cardiff Queen Street

  |

  1.7 km away
• Heath Low Level

  |

  2.2 km away

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