HM Land Registry records the plot of land for 33, Mardy Street, Cardiff as measuring 170 m².

That makes it the 2nd largest plot in the postcode, where 37 of the 38 other houses have recorded plot data.

33, Mardy Street, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Feb 2013.

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

The most recent sale of 33, Mardy Street, Cardiff completed on 31st May 2019 at £308,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 5 times.

Values of comparable properties have risen by 52.3% over the period since May 2019.

• Sold May 2019£308,000
• Sold Jul 2013£195,000
• Sold Jun 2005£193,000

Since 2015 91 properties similar to 33, Mardy Street, Cardiff have sold within a radius of 370 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 28th November 2025, was 34, Mardy Street, Cardiff, CF11 6QU, a freehold house which sold for £295,000.

Read more about house prices in CF11.

• Sold Nov 2025£295,000 | 3 Bed House34, Mardy Street, Cardiff, CF11 6QU34, Mardy Street, Cardiff, CF11 6QU
• Sold Nov 2025£262,500 | 3 Bed House55, Dorset Street, Cardiff, CF11 6PT55, Dorset Street, Cardiff, CF11 6PT
• Sold May 2025£287,500 | 3 Bed House34, Hafod Street, Cardiff, CF11 6RB34, Hafod Street, Cardiff, CF11 6RB
• Sold Jan 2025£270,500 | 3 Bed House37, Mardy Street, Cardiff, CF11 6QU37, Mardy Street, Cardiff, CF11 6QU
• Sold Aug 2024£221,000 | 3 Bed House2, Chester Place, Cardiff, CF11 6PX2, Chester Place, Cardiff, CF11 6PX
• Sold Jul 2024£250,000 | 4 Bed House8, Hafod Street, Cardiff, CF11 6RA8, Hafod Street, Cardiff, CF11 6RA
• Sold Jun 2024£281,000 | 4 Bed House37, Pentre Street, Cardiff, CF11 6QX37, Pentre Street, Cardiff, CF11 6QX
• Sold Jun 2024£255,000 | 3 Bed House30, Hafod Street, Cardiff, CF11 6RB30, Hafod Street, Cardiff, CF11 6RB
• Sold Feb 2024£242,500 | 3 Bed House12, Chester Place, Cardiff, CF11 6PX12, Chester Place, Cardiff, CF11 6PX
• Sold Sep 2023£240,000 | 4 Bed House15, Hafod Street, Cardiff, CF11 6RA15, Hafod Street, Cardiff, CF11 6RA
• Sold Feb 2023£340,000 | 4 Bed House68, Mardy Street, Cardiff, CF11 6QU68, Mardy Street, Cardiff, CF11 6QU
• Sold Nov 2022£300,000 | 3 Bed House17, Hafod Street, Cardiff, CF11 6RA17, Hafod Street, Cardiff, CF11 6RA
• Sold Jun 2022£280,000 | 3 Bed House66, Mardy Street, Cardiff, CF11 6QU66, Mardy Street, Cardiff, CF11 6QU
• Sold Jan 2022£295,000 | 4 Bed House82, Mardy Street, Cardiff, CF11 6QW82, Mardy Street, Cardiff, CF11 6QW
• Sold Oct 2021£325,000 | 3 Bed House56, Mardy Street, Cardiff, CF11 6QU56, Mardy Street, Cardiff, CF11 6QU
• Sold Oct 2020£310,000 | 3 Bed House21, Hafod Street, Cardiff, CF11 6RB21, Hafod Street, Cardiff, CF11 6RB
• Sold Apr 2020£180,000 | 3 Bed House27, Mardy Street, Cardiff, CF11 6QU27, Mardy Street, Cardiff, CF11 6QU
• Sold May 2019£277,500 | 3 Bed House45, Mardy Street, Cardiff, CF11 6QU45, Mardy Street, Cardiff, CF11 6QU
• Sold Dec 2018£271,000 | 3 Bed House31, Mardy Street, Cardiff, CF11 6QU31, Mardy Street, Cardiff, CF11 6QU
• Sold Apr 2015£185,000 | 3 Bed House23, Mardy Street, Cardiff, CF11 6QU23, Mardy Street, Cardiff, CF11 6QU

Of the 116 addresses on Mardy Street, Cardiff, CF11, 33, Mardy Street, Cardiff comes out as the 81st largest and the 48th most expensive in our analysis of the public data.

It is also £41k more expensive than the average property across the CF11 district.

• Cardiff Central

  |

  600 m away
• Grangetown (Cardiff)

  |

  700 m away
• Ninian Park

  |

  1.1 km away

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