According to data from HM Land Registry, 18, Sunningvale Close, Westerham sits on a plot of 352 m².

We have plot size data on 17 out of 23 other houses in the postcode and 18, Sunningvale Close, Westerham sits on the 7th largest plot.

18, Sunningvale Close, Westerham has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 06 Dec 2019.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 18, Sunningvale Close, Westerham was last sold on 18th December 2019 for £500,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since December 2019, the market for similar properties has risen by 30.8%.

• Sold Dec 2019£500,000

According to the Land Registry and our network of Estate Agents, there have been 107 sales of properties similar to 18, Sunningvale Close, Westerham within a radius of 800 metres since 2019.

The most recent example is 12, Victoria Gardens, Westerham, TN16 3DH, a freehold house which sold for £430,000 on the 2nd April 2026.

Read more about house prices in TN16.

• Sold Apr 2026£430,000 | 4 Bed House12, Victoria Gardens, Westerham, TN16 3DH12, Victoria Gardens, Westerham, TN16 3DH
• Sold Dec 2025£595,000 | 5 Bed House28, Hillcrest Road, Westerham, TN16 3TY28, Hillcrest Road, Westerham, TN16 3TY
• Sold Nov 2025£550,000 | 4 Bed House1D, Norheads Lane, Westerham, TN16 3XT1D, Norheads Lane, Westerham, TN16 3XT
• Sold Sep 2025£655,000 | 4 Bed House41, Sunningvale Avenue, Westerham, TN16 3BX41, Sunningvale Avenue, Westerham, TN16 3BX
• Sold Jun 2025£675,000 | 5 Bed House10A, Stock Hill, Westerham, TN16 3TJ10A, Stock Hill, Westerham, TN16 3TJ
• Sold Mar 2025£690,000 | 4 Bed House16, Dowding Road, Westerham, TN16 3BG16, Dowding Road, Westerham, TN16 3BG
• Sold Nov 2024£624,000 | 4 Bed House17, Arthur Road, Westerham, TN16 3DD17, Arthur Road, Westerham, TN16 3DD
• Sold Mar 2024£640,000 | 4 Bed House24, Koonowla Close, Westerham, TN16 3BJ24, Koonowla Close, Westerham, TN16 3BJ
• Sold Jan 2023£670,000 | 4 Bed House24, Sunningvale Close, Westerham, TN16 3BS24, Sunningvale Close, Westerham, TN16 3BS
• Sold Dec 2022£550,000 | 4 Bed House13, Sunningvale Close, Westerham, TN16 3BS13, Sunningvale Close, Westerham, TN16 3BS
• Sold Oct 2022£710,000 | 4 Bed House83A, Sunningvale Avenue, Westerham, TN16 3BZ83A, Sunningvale Avenue, Westerham, TN16 3BZ
• Sold Jun 2022£520,000 | 4 Bed House15, Sunningvale Close, Westerham, TN16 3BS15, Sunningvale Close, Westerham, TN16 3BS
• Sold Jun 2021£600,000 | 4 Bed House2B, Mount Pleasant, Westerham, TN16 3TR2B, Mount Pleasant, Westerham, TN16 3TR
• Sold Jun 2021£615,000 | 5 Bed HouseAllington, Hillcrest Road, Westerham, TN16 3UAAllington, Hillcrest Road, Westerham, TN16 3UA
• Sold Dec 2020£425,000 | 4 Bed House1, Keymer Close, Westerham, TN16 3DF1, Keymer Close, Westerham, TN16 3DF
• Sold Aug 2020£565,000 | 4 Bed HouseJunipers, Hillcrest Road, Westerham, TN16 3UAJunipers, Hillcrest Road, Westerham, TN16 3UA
• Sold Jan 2020£500,000 | 4 Bed House14, Sunningvale Close, Westerham, TN16 3BS14, Sunningvale Close, Westerham, TN16 3BS
• Sold Jan 2020£500,000 | 4 Bed House20, Sunningvale Close, Westerham, TN16 3BS20, Sunningvale Close, Westerham, TN16 3BS
• Sold Jan 2020£500,000 | 4 Bed House22, Sunningvale Close, Westerham, TN16 3BS22, Sunningvale Close, Westerham, TN16 3BS
• Sold Dec 2019£500,000 | 4 Bed House16, Sunningvale Close, Westerham, TN16 3BS16, Sunningvale Close, Westerham, TN16 3BS

Sunningvale Close, Biggin Hill, Westerham, TN16 has a total of 23 addresses. According to our analysis of all the public data, 18, Sunningvale Close, Westerham is the 4th largest and the 2nd most expensive property on the street.

When compared to the postcode district it is £42k more expensive than the average property in TN16.

• Oaklands Primary Academy

  400 m away
• Biggin Hill Primary School

  800 m away
• Cudham Church of England Primary School

  1.7 km away

• Charles Darwin School

  1.1 km away
• Meridian High School

  2.8 km away
• Ravens Wood School

  5.8 km away

• Woldingham

  |

  6.4 km away
• Hayes (Kent)

  |

  6.7 km away
• Oxted

  |

  7.0 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.