HM Land Registry records the plot of land for 6, Library Street, Cardiff as measuring 116 m².

That makes it the 14th largest plot in the postcode, where all 17 other houses have recorded plot data.

6, Library Street, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 27 Oct 2018.

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 6, Library Street, Cardiff completed on 25th January 2019 at £425,000 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 13.8% over the period since January 2019.

• Sold Jan 2019£425,000

Since 2012 34 properties similar to 6, Library Street, Cardiff have sold within a radius of 370 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 27th February 2026, was 13, Welby Road, Cardiff, CF5 1PA, a freehold house which sold for £485,000.

Read more about house prices in CF5.

• Sold Feb 2026£485,000 | 4 Bed House13, Welby Road, Cardiff, CF5 1PA13, Welby Road, Cardiff, CF5 1PA
• Sold Oct 2025£530,000 | 5 Bed House51, Romilly Crescent, Cardiff, CF11 9NP51, Romilly Crescent, Cardiff, CF11 9NP
• Sold Mar 2025£494,000 | 5 Bed House7, Romilly Crescent, Cardiff, CF11 9NP7, Romilly Crescent, Cardiff, CF11 9NP
• Sold Oct 2024£435,000 | 4 Bed House21, Turberville Place, Cardiff, CF11 9NX21, Turberville Place, Cardiff, CF11 9NX
• Sold Nov 2023£520,000 | 4 Bed House14, Turberville Place, Cardiff, CF11 9NX14, Turberville Place, Cardiff, CF11 9NX
• Sold Jul 2023£440,000 | 4 Bed House10, Library Street, Cardiff, CF5 1QD10, Library Street, Cardiff, CF5 1QD
• Sold Mar 2023£560,000 | 4 Bed House79, Romilly Crescent, Cardiff, CF11 9NQ79, Romilly Crescent, Cardiff, CF11 9NQ
• Sold Dec 2022£430,000 | 4 Bed House4, Library Street, Cardiff, CF5 1QD4, Library Street, Cardiff, CF5 1QD
• Sold Aug 2022£585,000 | 5 Bed House12, St. Johns Crescent, Cardiff, CF5 1NX12, St. Johns Crescent, Cardiff, CF5 1NX
• Sold Apr 2022£465,000 | 4 Bed House2, Library Street, Cardiff, CF5 1QD2, Library Street, Cardiff, CF5 1QD
• Sold Mar 2022£265,000 | 4 Bed House19, Earle Place, Cardiff, CF5 1NZ19, Earle Place, Cardiff, CF5 1NZ
• Sold Jan 2022£445,000 | 4 Bed House82, Wyndham Crescent, Cardiff, CF11 9EF82, Wyndham Crescent, Cardiff, CF11 9EF
• Sold Dec 2021£490,000 | 5 Bed House12, Turberville Place, Cardiff, CF11 9NX12, Turberville Place, Cardiff, CF11 9NX
• Sold Nov 2020£465,000 | 5 Bed House13, Library Street, Cardiff, CF5 1QD13, Library Street, Cardiff, CF5 1QD
• Sold Oct 2020£360,000 | 4 Bed House57, Llandaff Road, Cardiff, CF11 9NG57, Llandaff Road, Cardiff, CF11 9NG
• Sold Nov 2019£447,500 | 5 Bed House87, Wyndham Crescent, Cardiff, CF11 9EG87, Wyndham Crescent, Cardiff, CF11 9EG
• Sold Oct 2018£342,500 | 4 Bed House3, St. Johns Crescent, Cardiff, CF5 1NX3, St. Johns Crescent, Cardiff, CF5 1NX
• Sold Nov 2017£268,000 | 4 Bed House49, Pen Y Peel Road, Cardiff, CF5 1QY49, Pen Y Peel Road, Cardiff, CF5 1QY
• Sold Sep 2017£365,000 | 4 Bed House74, Severn Road, Cardiff, CF11 9EA74, Severn Road, Cardiff, CF11 9EA
• Sold Oct 2012£290,000 | 4 Bed House7, Turberville Place, Cardiff, CF11 9NX7, Turberville Place, Cardiff, CF11 9NX

Of the 17 addresses on Library Street, Cardiff, CF5, 6, Library Street, Cardiff comes out as the 3rd largest and the 3rd most expensive in our analysis of the public data.

It is also £195k more expensive than the average property across the CF5 district.

• Ninian Park

  |

  700 m away
• Cardiff Central

  |

  1.8 km away
• Cathays

  |

  1.8 km away

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