21, Sunnybank, Caerphilly occupies a 298 m² plot as recorded by HM Land Registry.

Of the 24 other houses in this postcode, 16 have recorded plot sizes, and this one ranks as the 11th largest.

21, Sunnybank, Caerphilly has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 May 2025.

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

21, Sunnybank, Caerphilly last changed hands on 7th October 2010, selling for £49,000. 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 risen by 123.1% since October 2010.

• Sold Oct 2010£49,000

Land Registry records and our Estate Agent network show 159 sales of comparable properties within 1.1 kilometres of 21, Sunnybank, Caerphilly since 2014.

Most recently, 4, Aberfawr Terrace, Caerphilly, CF83 4EL, a freehold house, sold at £190,000 on the 24th February 2026.

Read more about house prices in CF83.

• Sold Feb 2026£190,000 | 3 Bed House4, Aberfawr Terrace, Caerphilly, CF83 4EL4, Aberfawr Terrace, Caerphilly, CF83 4EL
• Sold Oct 2025£190,000 | 3 Bed House12, Sunnybank, Caerphilly, CF83 4BP12, Sunnybank, Caerphilly, CF83 4BP
• Sold Sep 2025£182,500 | 3 Bed House22, Aberfawr Terrace, Caerphilly, CF83 4EL22, Aberfawr Terrace, Caerphilly, CF83 4EL
• Sold Aug 2025£180,000 | 3 Bed House38, Graig Y Fedw, Caerphilly, CF83 4AR38, Graig Y Fedw, Caerphilly, CF83 4AR
• Sold Feb 2025£210,000 | 3 Bed House28, Graig Y Fedw, Caerphilly, CF83 4AQ28, Graig Y Fedw, Caerphilly, CF83 4AQ
• Sold Jan 2025£225,000 | 3 Bed House31, Graigwen Crescent, Caerphilly, CF83 4BN31, Graigwen Crescent, Caerphilly, CF83 4BN
• Sold May 2024£142,000 | 3 Bed House22, Sunnybank, Caerphilly, CF83 4BP22, Sunnybank, Caerphilly, CF83 4BP
• Sold Dec 2023£190,000 | 3 Bed House25, Mountain View, Caerphilly, CF83 4AT25, Mountain View, Caerphilly, CF83 4AT
• Sold Aug 2023£135,000 | 3 Bed House34, St. Annes Gardens, Caerphilly, CF83 4BS34, St. Annes Gardens, Caerphilly, CF83 4BS
• Sold Aug 2023£185,000 | 3 Bed House98, King Street, Caerphilly, CF83 4BG98, King Street, Caerphilly, CF83 4BG
• Sold Sep 2021£178,000 | 3 Bed House3, Sunnybank, Caerphilly, CF83 4BP3, Sunnybank, Caerphilly, CF83 4BP
• Sold Jul 2021£130,000 | 3 Bed House15, Graigwen Crescent, Caerphilly, CF83 4BN15, Graigwen Crescent, Caerphilly, CF83 4BN
• Sold Nov 2020£107,500 | 3 Bed House4, Sunnybank, Caerphilly, CF83 4BP4, Sunnybank, Caerphilly, CF83 4BP
• Sold Jun 2020£148,000 | 3 Bed House37, St. Annes Gardens, Caerphilly, CF83 4BS37, St. Annes Gardens, Caerphilly, CF83 4BS
• Sold Mar 2020£111,500 | 3 Bed House24, Sunnybank, Caerphilly, CF83 4BP24, Sunnybank, Caerphilly, CF83 4BP
• Sold Feb 2020£120,000 | 3 Bed House44, Graig Y Fedw, Caerphilly, CF83 4AR44, Graig Y Fedw, Caerphilly, CF83 4AR
• Sold Jan 2019£125,000 | 3 Bed House33, Graigwen Crescent, Caerphilly, CF83 4BN33, Graigwen Crescent, Caerphilly, CF83 4BN
• Sold Aug 2018£105,000 | 3 Bed House41, Graig Y Fedw, Caerphilly, CF83 4AR41, Graig Y Fedw, Caerphilly, CF83 4AR
• Sold Feb 2016£135,000 | 3 Bed House32, Graigwen Crescent, Caerphilly, CF83 4BN32, Graigwen Crescent, Caerphilly, CF83 4BN
• Sold Nov 2014£125,000 | 3 Bed House17, Sunnybank, Caerphilly, CF83 4BP17, Sunnybank, Caerphilly, CF83 4BP

Our analysis of the public data ranks 21, Sunnybank, Caerphilly as the 9th largest and the 8th most expensive of the 24 addresses on Sunnybank, Abertridwr, Caerphilly, CF83.

Against the CF83 postcode district average, it is £50k less expensive than the typical property.

• Llanbradach

  |

  2.1 km away
• Energlyn & Churchill Park

  |

  2.5 km away
• Aber

  |

  3.1 km away

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