11, Castle Bay, Folkestone occupies a 178 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 18th largest.

11, Castle Bay, Folkestone has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 29 Apr 2019.

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

11, Castle Bay, Folkestone last changed hands on 9th March 2020, selling for £262,000. 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 8.4% since March 2020.

• Sold Mar 2020£262,000

Land Registry records and our Estate Agent network show 123 sales of comparable properties within 1.1 kilometres of 11, Castle Bay, Folkestone since 2010.

Most recently, 25, Battery Point, Hythe, CT21 5RR, a freehold house, sold at £370,000 on the 27th February 2026.

Read more about house prices in CT20.

• Sold Feb 2026£370,000 | 3 Bed House25, Battery Point, Hythe, CT21 5RR25, Battery Point, Hythe, CT21 5RR
• Sold Dec 2025£395,000 | 3 Bed House19, Seabrook Court, Hythe, CT21 5RY19, Seabrook Court, Hythe, CT21 5RY
• Sold Sep 2025£420,000 | 3 Bed House14 Helena Villas, Hospital Hill, Hythe, CT21 5RU14 Helena Villas, Hospital Hill, Hythe, CT21 5RU
• 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 Feb 2025£427,500 | 4 Bed House12, Castle Bay, Folkestone, CT20 3DU12, Castle Bay, Folkestone, CT20 3DU
• Sold Dec 2024£302,500 | 3 Bed House41, Valestone Close, Hythe, CT21 5SW41, Valestone Close, Hythe, CT21 5SW
• Sold Aug 2024£450,000 | 4 Bed House1, Sea View Terrace, Folkestone, CT20 3DL1, Sea View Terrace, Folkestone, CT20 3DL
• 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 Nov 2023£400,000 | 3 Bed House3, Sea View Terrace, Folkestone, CT20 3DL3, Sea View Terrace, Folkestone, CT20 3DL
• Sold Aug 2023£350,000 | 3 Bed House67, Alexandra Corniche, Hythe, CT21 5RW67, Alexandra Corniche, Hythe, CT21 5RW
• Sold Sep 2022£370,000 | 3 Bed House43, Castle Bay, Folkestone, CT20 3DU43, Castle Bay, Folkestone, CT20 3DU
• Sold Sep 2021£395,000 | 3 Bed House7, Chichester Road, Folkestone, CT20 3BN7, Chichester Road, Folkestone, CT20 3BN
• Sold Sep 2021£325,000 | 3 Bed House59, Seabrook Court, Hythe, CT21 5RY59, Seabrook Court, Hythe, CT21 5RY
• Sold Oct 2019£342,000 | 3 Bed House61, Seabrook Court, Hythe, CT21 5RY61, Seabrook Court, Hythe, CT21 5RY
• Sold Jul 2019£340,000 | 3 Bed House43, Seabrook Court, Hythe, CT21 5RY43, Seabrook Court, Hythe, CT21 5RY
• Sold Sep 2016£250,000 | 3 Bed House5, Sunnyside Road, Folkestone, CT20 3DR5, Sunnyside Road, Folkestone, CT20 3DR
• Sold Mar 2016£270,000 | 3 Bed House41, Castle Bay, Folkestone, CT20 3DU41, Castle Bay, Folkestone, CT20 3DU
• Sold Jun 2010£249,500 | 4 Bed House44, Castle Bay, Folkestone, CT20 3DU44, Castle Bay, Folkestone, CT20 3DU

Our analysis of the public data ranks 11, Castle Bay, Folkestone as the 9th largest and the 9th most expensive of the 50 addresses on Castle Bay, Sandgate, Folkestone, CT20.

Against the CT20 postcode district average, it is £111k 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.