34, St. Mellons Road, Cardiff occupies a 394 m² plot as recorded by HM Land Registry.

Of the 42 other houses in this postcode, 28 have recorded plot sizes, and this one ranks as the 21st largest.

34, St. Mellons Road, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 04 Nov 2023.

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

34, St. Mellons Road, Cardiff last changed hands on 15th January 2025, selling for £340,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has dropped by 24.6% since January 2025.

• Sold Jan 2025£340,000

Land Registry records and our Estate Agent network show 148 sales of comparable properties within 1.8 kilometres of 34, St. Mellons Road, Cardiff since 2014.

Most recently, 122, Marshfield Road, Cardiff, CF3 2TU, a freehold house, sold at £364,000 on the 2nd December 2025.

Read more about house prices in CF3.

• Sold Dec 2025£364,000 | 3 Bed House122, Marshfield Road, Cardiff, CF3 2TU122, Marshfield Road, Cardiff, CF3 2TU
• Sold Jun 2025£355,000 | 4 Bed House25, Cambrian Drive, Cardiff, CF3 2TE25, Cambrian Drive, Cardiff, CF3 2TE
• Sold Feb 2025£125,000 | 4 Bed House5, St. Mellons Road, Cardiff, CF3 2TX5, St. Mellons Road, Cardiff, CF3 2TX
• Sold Feb 2025£410,000 | 3 Bed House75, Mallards Reach, Cardiff, CF3 2NN75, Mallards Reach, Cardiff, CF3 2NN
• Sold Jan 2025£384,000 | 4 Bed House56, Mallards Reach, Cardiff, CF3 2PR56, Mallards Reach, Cardiff, CF3 2PR
• Sold Nov 2024£317,000 | 3 Bed House30, St. Mellons Road, Cardiff, CF3 2TX30, St. Mellons Road, Cardiff, CF3 2TX
• Sold Oct 2024£345,000 | 4 Bed HouseDunelm, Wellfield Road, Cardiff, CF3 2UBDunelm, Wellfield Road, Cardiff, CF3 2UB
• Sold Sep 2024£365,000 | 3 Bed House99, The Meadows, Cardiff, CF3 2DY99, The Meadows, Cardiff, CF3 2DY
• Sold May 2024£310,000 | 4 Bed House11, Cambrian Gardens, Cardiff, CF3 2TF11, Cambrian Gardens, Cardiff, CF3 2TF
• Sold Jan 2023£330,000 | 3 Bed House14, St. Mellons Road, Cardiff, CF3 2TX14, St. Mellons Road, Cardiff, CF3 2TX
• Sold Jul 2021£310,000 | 4 Bed House2, Cambrian Gardens, Cardiff, CF3 2TF2, Cambrian Gardens, Cardiff, CF3 2TF
• Sold Jun 2021£299,950 | 4 Bed House10, Blacktown Gardens, Cardiff, CF3 2SF10, Blacktown Gardens, Cardiff, CF3 2SF
• Sold Apr 2021£237,000 | 4 Bed House5, Blacktown Gardens, Cardiff, CF3 2SF5, Blacktown Gardens, Cardiff, CF3 2SF
• Sold Apr 2020£275,000 | 4 Bed House9, Orchard Close, Cardiff, CF3 2UA9, Orchard Close, Cardiff, CF3 2UA
• Sold Apr 2019£305,000 | 4 Bed House88, Mallards Reach, Cardiff, CF3 2PR88, Mallards Reach, Cardiff, CF3 2PR
• Sold Sep 2017£285,000 | 4 Bed House18, Blacktown Gardens, Cardiff, CF3 2SF18, Blacktown Gardens, Cardiff, CF3 2SF
• Sold Jun 2017£200,000 | 4 Bed House22, St. Mellons Road, Cardiff, CF3 2TX22, St. Mellons Road, Cardiff, CF3 2TX
• Sold Dec 2016£247,000 | 3 Bed House124, Marshfield Road, Cardiff, CF3 2TU124, Marshfield Road, Cardiff, CF3 2TU
• Sold Mar 2015£240,000 | 4 Bed HouseLittle Challows, Wellfield Road, Cardiff, CF3 2UBLittle Challows, Wellfield Road, Cardiff, CF3 2UB
• Sold Aug 2014£245,000 | 4 Bed HouseRosenburg, Wellfield Road, Cardiff, CF3 2UBRosenburg, Wellfield Road, Cardiff, CF3 2UB

Our analysis of the public data ranks 34, St. Mellons Road, Cardiff as the 18th largest and the 22nd most expensive of the 42 addresses on St. Mellons Road, Marshfield, Cardiff, CF3.

Against the CF3 postcode district average, it is £85k more expensive than the typical property.

• Pye Corner

  |

  5.8 km away
• Rogerstone

  |

  7.1 km away
• Llanishen

  |

  7.8 km away

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