HM Land Registry records the plot of land for 306, Marshfield Road, Cardiff as measuring 1,098 m².

That makes it the 4th largest plot in the postcode, where 23 of the 36 other houses have recorded plot data.

306, Marshfield Road, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Mar 2017.

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

The most recent sale of 306, Marshfield Road, Cardiff completed on 10th October 2017 at £540,000 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 3.3% over the period since October 2017.

• Sold Oct 2017£540,000

Since 2007 79 properties similar to 306, Marshfield Road, Cardiff have sold within a radius of 2.1 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 2nd December 2025, was Mill House, Mill Lane, Cardiff, CF3 2UT, a freehold house which sold for £490,000.

Read more about house prices in CF3.

• Sold Dec 2025£490,000 | 4 Bed HouseMill House, Mill Lane, Cardiff, CF3 2UTMill House, Mill Lane, Cardiff, CF3 2UT
• Sold Jun 2025£560,000 | 5 Bed House5, Acorn Place, Cardiff, CF3 2WE5, Acorn Place, Cardiff, CF3 2WE
• Sold Aug 2024£600,000 | 4 Bed House8, Craig-Yr-Haul Drive, Cardiff, CF3 2SA8, Craig-Yr-Haul Drive, Cardiff, CF3 2SA
• Sold Dec 2023£550,000 | 5 Bed House12, Craig-Yr-Haul Drive, Cardiff, CF3 2SA12, Craig-Yr-Haul Drive, Cardiff, CF3 2SA
• Sold Dec 2023£602,500 | 5 Bed House15, Wentloog Rise, Cardiff, CF3 2SD15, Wentloog Rise, Cardiff, CF3 2SD
• Sold Sep 2023£470,000 | 4 Bed House18, Tynewydd Drive, Cardiff, CF3 2SB18, Tynewydd Drive, Cardiff, CF3 2SB
• Sold Feb 2023£575,000 | 4 Bed House13, Craig-Yr-Haul Drive, Cardiff, CF3 2SA13, Craig-Yr-Haul Drive, Cardiff, CF3 2SA
• Sold Dec 2022£560,000 | 4 Bed House7, Tynewydd Drive, Cardiff, CF3 2SB7, Tynewydd Drive, Cardiff, CF3 2SB
• Sold Oct 2021£665,000 | 5 Bed House2, Craig-Yr-Haul Drive, Cardiff, CF3 2SA2, Craig-Yr-Haul Drive, Cardiff, CF3 2SA
• Sold Apr 2021£385,000 | 5 Bed House49, The Meadows, Cardiff, CF3 2AY49, The Meadows, Cardiff, CF3 2AY
• Sold Mar 2020£500,000 | 5 Bed House1B, Springfields, Cardiff, CF3 2LG1B, Springfields, Cardiff, CF3 2LG
• Sold Nov 2019£480,000 | 4 Bed House6, Vicarage Court, Cardiff, CF3 2NA6, Vicarage Court, Cardiff, CF3 2NA
• Sold Jul 2019£395,000 | 4 Bed House3, Tynewydd Drive, Cardiff, CF3 2SB3, Tynewydd Drive, Cardiff, CF3 2SB
• Sold Sep 2017£435,000 | 4 Bed House15, Tynewydd Drive, Cardiff, CF3 2SB15, Tynewydd Drive, Cardiff, CF3 2SB
• Sold Feb 2016£465,000 | 4 Bed House6, Tynewydd Drive, Cardiff, CF3 2SB6, Tynewydd Drive, Cardiff, CF3 2SB
• Sold Jun 2014£395,000 | 5 Bed House6, Acorn Place, Cardiff, CF3 2WE6, Acorn Place, Cardiff, CF3 2WE
• Sold May 2014£385,000 | 4 Bed House16, Acorn Place, Cardiff, CF3 2WE16, Acorn Place, Cardiff, CF3 2WE
• Sold Apr 2014£395,000 | 5 Bed House15, Acorn Place, Cardiff, CF3 2WE15, Acorn Place, Cardiff, CF3 2WE
• Sold Apr 2014£380,000 | 4 Bed House12, Acorn Place, Cardiff, CF3 2WE12, Acorn Place, Cardiff, CF3 2WE
• Sold Feb 2007£377,500 | 4 Bed House16, Wentloog Rise, Cardiff, CF3 2SD16, Wentloog Rise, Cardiff, CF3 2SD

Of the 82 addresses on Marshfield Road, Castleton, Cardiff, CF3, 306, Marshfield Road, Cardiff comes out as the 31st largest and the 14th most expensive in our analysis of the public data.

It is also £334k more expensive than the average property across the CF3 district.

• Pye Corner

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• Rogerstone

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• Risca & Pontymister

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