15, Castle Bay, Folkestone occupies a 175 m² plot as recorded by HM Land Registry.

Of the 27 other houses in this postcode, 26 have recorded plot sizes, and this one ranks as the 19th largest.

15, Castle Bay, Folkestone has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 01 Jun 2022.

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 146 sales of comparable properties within 1.0 kilometres of 15, Castle Bay, Folkestone since 2013.

Most recently, 19, Seabrook Court, Hythe, CT21 5RY, a freehold house, sold at £395,000 on the 12th December 2025.

Read more about house prices in CT20.

• Sold Dec 2025£395,000 | 3 Bed House19, Seabrook Court, Hythe, CT21 5RY19, Seabrook Court, Hythe, CT21 5RY
• Sold Nov 2025£310,000 | 3 Bed House75, Seabrook Court, Hythe, CT21 5RY75, Seabrook Court, Hythe, CT21 5RY
• Sold Aug 2025£385,000 | 3 Bed House4, Sunnyside Road, Folkestone, CT20 3DR4, Sunnyside Road, Folkestone, CT20 3DR
• Sold Apr 2025£420,000 | 3 Bed House16, Castle Bay, Folkestone, CT20 3DU16, Castle Bay, Folkestone, CT20 3DU
• Sold Jan 2024£425,000 | 3 Bed House49, Seabrook Court, Hythe, CT21 5RY49, Seabrook Court, Hythe, CT21 5RY
• Sold Jan 2024£478,000 | 3 Bed House65, Seabrook Court, Hythe, CT21 5RY65, Seabrook Court, Hythe, CT21 5RY
• Sold Sep 2022£370,000 | 3 Bed House43, Castle Bay, Folkestone, CT20 3DU43, Castle Bay, Folkestone, CT20 3DU
• Sold Feb 2022£362,000 | 3 Bed House3, Cromwell Park Place, Folkestone, CT20 3SB3, Cromwell Park Place, Folkestone, CT20 3SB
• Sold Sep 2021£325,000 | 3 Bed House59, Seabrook Court, Hythe, CT21 5RY59, Seabrook Court, Hythe, CT21 5RY
• Sold Mar 2021£373,000 | 3 Bed House33, Castle Bay, Folkestone, CT20 3DU33, Castle Bay, Folkestone, CT20 3DU
• Sold Jan 2021£290,000 | 3 Bed House69, Seabrook Court, Hythe, CT21 5RY69, Seabrook Court, Hythe, CT21 5RY
• Sold Mar 2020£262,000 | 3 Bed House11, Castle Bay, Folkestone, CT20 3DU11, Castle Bay, Folkestone, CT20 3DU
• Sold Oct 2019£342,000 | 3 Bed House61, Seabrook Court, Hythe, CT21 5RY61, Seabrook Court, Hythe, CT21 5RY
• Sold Feb 2019£330,000 | 3 Bed House51, Seabrook Court, Hythe, CT21 5RY51, Seabrook Court, Hythe, CT21 5RY
• Sold Feb 2017£218,000 | 3 Bed House18, Castle Bay, Folkestone, CT20 3DU18, Castle Bay, Folkestone, CT20 3DU
• Sold Mar 2016£237,500 | 3 Bed House34, Castle Bay, Folkestone, CT20 3DU34, Castle Bay, Folkestone, CT20 3DU
• Sold Mar 2016£270,000 | 3 Bed House41, Castle Bay, Folkestone, CT20 3DU41, Castle Bay, Folkestone, CT20 3DU
• Sold Feb 2015£269,000 | 3 Bed House14, Castle Bay, Folkestone, CT20 3DU14, Castle Bay, Folkestone, CT20 3DU
• Sold Feb 2014£205,000 | 3 Bed House35, Castle Bay, Folkestone, CT20 3DU35, Castle Bay, Folkestone, CT20 3DU
• Sold Nov 2013£274,000 | 3 Bed House13, Castle Bay, Folkestone, CT20 3DU13, Castle Bay, Folkestone, CT20 3DU

Our analysis of the public data ranks 15, Castle Bay, Folkestone as the 19th largest and the 11th most expensive of the 50 addresses on Castle Bay, Sandgate, Folkestone, CT20.

Against the CT20 postcode district average, it is £92k more expensive than the typical property.

• Seabrook Church of England Primary School

  800 m away
• Folkestone, St Martin's Church of England Primary School

  1.5 km away
• Sandgate Primary School

  1.6 km away

• The Folkestone School for Girls

  1.4 km away
• Turner Free School

  2.3 km away
• The Harvey Grammar School

  2.3 km away

• Folkestone West

  |

  2.0 km away
• Folkestone Central

  |

  2.9 km away
• Sandling

  |

  5.0 km away

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