HM Land Registry records the plot of land for 18, Castle Bay, Folkestone as measuring 135 m².

That makes it the 25th largest plot in the postcode, where 26 of the 27 other houses have recorded plot data.

18, Castle Bay, Folkestone has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 23 Jun 2016.

The property is not connected to mains gas and has fully double glazed windows. It is heated using warm air (electricaire).

The most recent sale of 18, Castle Bay, Folkestone completed on 21st February 2017 at £218,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 21.6% over the period since February 2017.

• Sold Feb 2017£218,000
• Sold May 1997£59,950

Since 2012 131 properties similar to 18, Castle Bay, Folkestone have sold within a radius of 1.1 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 30th April 2026, was 53, Cromwell Park Place, Folkestone, CT20 3SD, a freehold house which sold for £320,000.

Read more about house prices in CT20.

• Sold Apr 2026£320,000 | 3 Bed House53, Cromwell Park Place, Folkestone, CT20 3SD53, Cromwell Park Place, Folkestone, CT20 3SD
• Sold Jan 2026£325,000 | 3 Bed House8, Cavell Place, Folkestone, CT20 3XH8, Cavell Place, Folkestone, CT20 3XH
• 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 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 Nov 2022£312,000 | 3 Bed House207, Seabrook Road, Hythe, CT21 5RS207, Seabrook Road, Hythe, CT21 5RS
• Sold Feb 2022£362,000 | 3 Bed House3, Cromwell Park Place, Folkestone, CT20 3SB3, Cromwell Park Place, Folkestone, CT20 3SB
• Sold Jun 2021£395,000 | 3 Bed House23, Meadowbrook, Folkestone, CT20 3NY23, Meadowbrook, Folkestone, CT20 3NY
• Sold Mar 2021£295,000 | 3 Bed House1, Wellington Place, Folkestone, CT20 3DN1, Wellington Place, Folkestone, CT20 3DN
• Sold Mar 2021£373,000 | 3 Bed House33, Castle Bay, Folkestone, CT20 3DU33, Castle Bay, Folkestone, CT20 3DU
• Sold Jul 2018£299,000 | 3 Bed House71, Seabrook Court, Hythe, CT21 5RY71, Seabrook Court, Hythe, CT21 5RY
• 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 Jul 2015£215,000 | 3 Bed House2, Wellington Place, Folkestone, CT20 3DN2, Wellington Place, Folkestone, CT20 3DN
• 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
• Sold Nov 2013£203,000 | 3 Bed House3, Loxford Lodge, Folkestone, CT20 3SS3, Loxford Lodge, Folkestone, CT20 3SS
• Sold Jul 2012£156,500 | 3 Bed House19, Castle Bay, Folkestone, CT20 3DU19, Castle Bay, Folkestone, CT20 3DU

Of the 50 addresses on Castle Bay, Sandgate, Folkestone, CT20, 18, Castle Bay, Folkestone comes out as the 36th largest and the 23rd most expensive in our analysis of the public data.

It is also £65k more expensive than the average property across the CT20 district.

• 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

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