HM Land Registry records the plot of land for 18, Challock Close, Westerham as measuring 171 m².

That makes it the 16th largest plot in the postcode, where all 39 other houses have recorded plot data.

18, Challock Close, Westerham has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 05 Jun 2014.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 18, Challock Close, Westerham completed on 28th August 2014 at £270,000 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 52.2% over the period since August 2014.

• Sold Aug 2014£270,000
• Sold Mar 2005£190,000

Since 2015 248 properties similar to 18, Challock Close, Westerham have sold within a radius of 740 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th April 2026, was 1, Lullarook Close, Westerham, TN16 3XG, a freehold house which sold for £485,000.

Read more about house prices in TN16.

• Sold Apr 2026£485,000 | 3 Bed House1, Lullarook Close, Westerham, TN16 3XG1, Lullarook Close, Westerham, TN16 3XG
• Sold Mar 2026£425,000 | 3 Bed House20, Latham Close, Westerham, TN16 3XD20, Latham Close, Westerham, TN16 3XD
• Sold Mar 2026£485,000 | 3 Bed House20, Oaklands Lane, Westerham, TN16 3DN20, Oaklands Lane, Westerham, TN16 3DN
• Sold Sep 2025£392,500 | 3 Bed House3, Latham Close, Westerham, TN16 3XD3, Latham Close, Westerham, TN16 3XD
• Sold Aug 2025£440,000 | 3 Bed House35, Challock Close, Westerham, TN16 3XP35, Challock Close, Westerham, TN16 3XP
• Sold Jul 2025£450,000 | 3 Bed House8, Keymer Close, Westerham, TN16 3DF8, Keymer Close, Westerham, TN16 3DF
• Sold May 2025£415,000 | 3 Bed House8, Challock Close, Westerham, TN16 3XP8, Challock Close, Westerham, TN16 3XP
• Sold Apr 2025£300,000 | 3 Bed House11, Lullarook Close, Westerham, TN16 3XG11, Lullarook Close, Westerham, TN16 3XG
• Sold Sep 2024£390,000 | 3 Bed House28, Lullarook Close, Westerham, TN16 3XG28, Lullarook Close, Westerham, TN16 3XG
• Sold Jun 2024£425,000 | 3 Bed House72, Kings Road, Westerham, TN16 3XY72, Kings Road, Westerham, TN16 3XY
• Sold Oct 2023£405,000 | 3 Bed House10, Challock Close, Westerham, TN16 3XP10, Challock Close, Westerham, TN16 3XP
• Sold Sep 2023£435,000 | 3 Bed House6, Keymer Close, Westerham, TN16 3DF6, Keymer Close, Westerham, TN16 3DF
• Sold Jan 2023£435,000 | 3 Bed House18, Highfield Road, Westerham, TN16 3UT18, Highfield Road, Westerham, TN16 3UT
• Sold Nov 2021£337,000 | 3 Bed House5, Latham Close, Westerham, TN16 3XD5, Latham Close, Westerham, TN16 3XD
• Sold Apr 2021£410,000 | 3 Bed House14, Highfield Road, Westerham, TN16 3UT14, Highfield Road, Westerham, TN16 3UT
• Sold Jul 2020£350,000 | 3 Bed House7, Latham Close, Westerham, TN16 3XD7, Latham Close, Westerham, TN16 3XD
• Sold Nov 2018£395,000 | 3 Bed House12, Highfield Road, Westerham, TN16 3UT12, Highfield Road, Westerham, TN16 3UT
• Sold Mar 2018£330,000 | 3 Bed House17, Challock Close, Westerham, TN16 3XP17, Challock Close, Westerham, TN16 3XP
• Sold Oct 2017£295,000 | 3 Bed House23, Challock Close, Westerham, TN16 3XP23, Challock Close, Westerham, TN16 3XP
• Sold Jun 2015£280,000 | 3 Bed House6, Challock Close, Westerham, TN16 3XP6, Challock Close, Westerham, TN16 3XP

Of the 39 addresses on Challock Close, Biggin Hill, Westerham, TN16, 18, Challock Close, Westerham comes out as the 24th largest and the 23rd most expensive in our analysis of the public data.

It is also £142k less expensive than the average property across the TN16 district.

• Oaklands Primary Academy

  200 m away
• Biggin Hill Primary School

  1.1 km away
• Cudham Church of England Primary School

  2.1 km away

• Charles Darwin School

  1.4 km away
• Meridian High School

  2.8 km away
• Ravens Wood School

  6.2 km away

• Woldingham

  |

  6.0 km away
• Oxted

  |

  6.6 km away
• Hayes (Kent)

  |

  7.0 km away

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