Mardon, Caerphilly occupies a 642 m² plot as recorded by HM Land Registry.

Of the 16 other houses in this postcode, 14 have recorded plot sizes, and this one ranks as the 3rd largest.

Mardon, Caerphilly has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Jun 2026.

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

Land Registry records and our Estate Agent network show 49 sales of comparable properties within 690 metres of Mardon, Caerphilly since 2010.

Most recently, 15, Tollgate Close, Caerphilly, CF83 3AY, a freehold house, sold at £290,000 on the 24th April 2026.

Read more about house prices in CF83.

• Sold Apr 2026£290,000 | 4 Bed House15, Tollgate Close, Caerphilly, CF83 3AY15, Tollgate Close, Caerphilly, CF83 3AY
• Sold Nov 2025£285,000 | 4 Bed House1, Small Meadow Court, Caerphilly, CF83 3RT1, Small Meadow Court, Caerphilly, CF83 3RT
• Sold Aug 2025£350,000 | 4 Bed House3, Parc Avenue, Caerphilly, CF83 3AZ3, Parc Avenue, Caerphilly, CF83 3AZ
• Sold Aug 2025£418,000 | 4 Bed House1, Meadowland Close, Caerphilly, CF83 3SB1, Meadowland Close, Caerphilly, CF83 3SB
• Sold Jun 2025£290,000 | 4 Bed House21, Heol Y Ddol, Caerphilly, CF83 3JF21, Heol Y Ddol, Caerphilly, CF83 3JF
• Sold May 2024£332,000 | 4 Bed House14, Tollgate Close, Caerphilly, CF83 3AY14, Tollgate Close, Caerphilly, CF83 3AY
• Sold Jan 2024£380,000 | 4 Bed House24, Heol Y Ddol, Caerphilly, CF83 3JF24, Heol Y Ddol, Caerphilly, CF83 3JF
• Sold Dec 2022£385,000 | 4 Bed House3, Coed Y Pandy, Caerphilly, CF83 8DS3, Coed Y Pandy, Caerphilly, CF83 8DS
• Sold Jul 2022£295,000 | 4 Bed House1, Heol Erw Y Rhos, Caerphilly, CF83 3QX1, Heol Erw Y Rhos, Caerphilly, CF83 3QX
• Sold Jun 2022£355,000 | 4 Bed House2, Half Acre Court, Caerphilly, CF83 3SU2, Half Acre Court, Caerphilly, CF83 3SU
• Sold May 2021£170,000 | 4 Bed House4, Parc Avenue, Caerphilly, CF83 3AZ4, Parc Avenue, Caerphilly, CF83 3AZ
• Sold Mar 2021£229,950 | 4 Bed House21, Sir Stafford Close, Caerphilly, CF83 3BA21, Sir Stafford Close, Caerphilly, CF83 3BA
• Sold Feb 2021£170,000 | 4 Bed House12, Castell Morgraig, Caerphilly, CF83 3JH12, Castell Morgraig, Caerphilly, CF83 3JH
• Sold Dec 2020£250,000 | 4 Bed House47, Half Acre Court, Caerphilly, CF83 3SU47, Half Acre Court, Caerphilly, CF83 3SU
• Sold Jan 2020£219,950 | 4 Bed House7, Parc Avenue, Caerphilly, CF83 3AZ7, Parc Avenue, Caerphilly, CF83 3AZ
• Sold Dec 2019£277,000 | 4 Bed House263, Bedwas Road, Caerphilly, CF83 3BL263, Bedwas Road, Caerphilly, CF83 3BL
• Sold Oct 2017£213,000 | 4 Bed House6, Llwyn Eithan, Caerphilly, CF83 3BW6, Llwyn Eithan, Caerphilly, CF83 3BW
• Sold Jun 2017£222,500 | 4 Bed House51, Hazel Grove, Caerphilly, CF83 3BP51, Hazel Grove, Caerphilly, CF83 3BP
• Sold Jun 2014£193,000 | 4 Bed House261, Bedwas Road, Caerphilly, CF83 3AR261, Bedwas Road, Caerphilly, CF83 3AR
• Sold Sep 2010£240,000 | 4 Bed House28, Tollgate Close, Caerphilly, CF83 3AY28, Tollgate Close, Caerphilly, CF83 3AY

Our analysis of the public data ranks Mardon, Caerphilly as the 3rd largest and the 2nd most expensive of the 16 addresses on Parc Avenue, Caerphilly, CF83.

Against the CF83 postcode district average, it is £116k more expensive than the typical property.

• Energlyn & Churchill Park

  |

  1.5 km away
• Caerphilly

  |

  1.8 km away
• Aber

  |

  2.0 km away

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