HM Land Registry records the plot of land for 21, Janet Street, Cardiff as measuring 135 m².

That makes it the 18th largest plot in the postcode, where 30 of the 32 other houses have recorded plot data.

21, Janet Street, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Jul 2017.

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 21, Janet Street, Cardiff completed on 9th December 2011 at £101,000 and was recorded by HM Land Registry as a leasehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 99.7% over the period since December 2011.

• Sold Dec 2011£101,000

Since 2017 96 properties similar to 21, Janet Street, Cardiff have sold within a radius of 360 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 26th March 2026, was 52, Pearl Street, Cardiff, CF24 1PP, a freehold house which sold for £177,000.

Read more about house prices in CF24.

• Sold Mar 2026£177,000 | 3 Bed House52, Pearl Street, Cardiff, CF24 1PP52, Pearl Street, Cardiff, CF24 1PP
• Sold Aug 2025£228,000 | 3 Bed House27, Ordell Street, Cardiff, CF24 2BA27, Ordell Street, Cardiff, CF24 2BA
• Sold Jul 2025£240,055 | 3 Bed House20, Railway Street, Cardiff, CF24 2DG20, Railway Street, Cardiff, CF24 2DG
• Sold Jun 2025£170,000 | 3 Bed House33, Railway Street, Cardiff, CF24 2DE33, Railway Street, Cardiff, CF24 2DE
• Sold Jun 2025£246,000 | 3 Bed House54, Janet Street, Cardiff, CF24 2BE54, Janet Street, Cardiff, CF24 2BE
• Sold May 2025£220,000 | 3 Bed House31, Railway Street, Cardiff, CF24 2DE31, Railway Street, Cardiff, CF24 2DE
• Sold May 2025£199,950 | 3 Bed House11, Pearl Street, Cardiff, CF24 1HB11, Pearl Street, Cardiff, CF24 1HB
• Sold Aug 2024£215,000 | 3 Bed House15, Janet Street, Cardiff, CF24 2BD15, Janet Street, Cardiff, CF24 2BD
• Sold Jul 2024£185,000 | 3 Bed House15, Gwendoline Street, Cardiff, CF24 2AS15, Gwendoline Street, Cardiff, CF24 2AS
• Sold Dec 2023£160,000 | 3 Bed House5, Pearl Street, Cardiff, CF24 1HB5, Pearl Street, Cardiff, CF24 1HB
• Sold Apr 2022£185,000 | 3 Bed House58, Janet Street, Cardiff, CF24 2BE58, Janet Street, Cardiff, CF24 2BE
• Sold Apr 2022£200,000 | 3 Bed House57, Adeline Street, Cardiff, CF24 2BJ57, Adeline Street, Cardiff, CF24 2BJ
• Sold Jan 2022£198,000 | 4 Bed House9, Railway Street, Cardiff, CF24 2DE9, Railway Street, Cardiff, CF24 2DE
• Sold Oct 2021£223,000 | 3 Bed House8, Railway Street, Cardiff, CF24 2DG8, Railway Street, Cardiff, CF24 2DG
• Sold Apr 2021£175,000 | 3 Bed House12, Janet Street, Cardiff, CF24 2BD12, Janet Street, Cardiff, CF24 2BD
• Sold Nov 2020£180,000 | 3 Bed House22, Railway Street, Cardiff, CF24 2DG22, Railway Street, Cardiff, CF24 2DG
• Sold Jul 2020£185,000 | 3 Bed House37, Railway Street, Cardiff, CF24 2DE37, Railway Street, Cardiff, CF24 2DE
• Sold May 2020£176,000 | 3 Bed House68, Janet Street, Cardiff, CF24 2BE68, Janet Street, Cardiff, CF24 2BE
• Sold Sep 2019£187,500 | 3 Bed House27, Railway Street, Cardiff, CF24 2DE27, Railway Street, Cardiff, CF24 2DE
• Sold Dec 2017£174,000 | 3 Bed House8, Janet Street, Cardiff, CF24 2BD8, Janet Street, Cardiff, CF24 2BD

Of the 81 addresses on Janet Street, Cardiff, CF24, 21, Janet Street, Cardiff comes out as the 60th largest and the 70th most expensive in our analysis of the public data.

It is also £40k less expensive than the average property across the CF24 district.

• Cardiff Queen Street

  |

  1.1 km away
• Cathays

  |

  1.8 km away
• Cardiff Central

  |

  1.9 km away

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