According to data from HM Land Registry, 18, Harland Avenue, Sidcup sits on a plot of 512 m².

We have plot size data on 11 out of 15 other houses in the postcode and 18, Harland Avenue, Sidcup sits on the 2nd largest plot.

18, Harland Avenue, Sidcup has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 02 Feb 2015.

The property is connected to mains gas and has fully double glazed windows. It is heated using electric storage heaters.

According to HM Land Registry, 18, Harland Avenue, Sidcup was last sold on 7th May 2015 for £435,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since May 2015, the market for similar properties has risen by 26.2%.

• Sold May 2015£435,000

According to the Land Registry and our network of Estate Agents, there have been 266 sales of properties similar to 18, Harland Avenue, Sidcup within a radius of 560 metres since 2019.

The most recent example is 55, Gloucester Avenue, Sidcup, DA15 7LP, a freehold house which sold for £760,500 on the 21st January 2026.

Read more about house prices in DA15.

• Sold Jan 2026£760,500 | 4 Bed House55, Gloucester Avenue, Sidcup, DA15 7LP55, Gloucester Avenue, Sidcup, DA15 7LP
• Sold Oct 2025£750,000 | 4 Bed House50, Harland Avenue, Sidcup, DA15 7PQ50, Harland Avenue, Sidcup, DA15 7PQ
• Sold Sep 2025£650,000 | 4 Bed House16, Little Birches, Sidcup, DA15 7LW16, Little Birches, Sidcup, DA15 7LW
• Sold Jun 2025£637,000 | 4 Bed House90, Harland Avenue, Sidcup, DA15 7PQ90, Harland Avenue, Sidcup, DA15 7PQ
• Sold Mar 2025£625,000 | 4 Bed House116, Old Farm Avenue, Sidcup, DA15 8AH116, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Feb 2025£630,000 | 4 Bed House16, Harland Avenue, Sidcup, DA15 7PG16, Harland Avenue, Sidcup, DA15 7PG
• Sold Feb 2025£720,000 | 4 Bed House19, Gloucester Avenue, Sidcup, DA15 7LP19, Gloucester Avenue, Sidcup, DA15 7LP
• Sold Jan 2025£620,000 | 4 Bed House98, Old Farm Avenue, Sidcup, DA15 8AH98, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Nov 2024£600,000 | 4 Bed House293, Old Farm Avenue, Sidcup, DA15 8AP293, Old Farm Avenue, Sidcup, DA15 8AP
• Sold Jul 2024£600,000 | 4 Bed House7, Lamorbey Close, Sidcup, DA15 8BA7, Lamorbey Close, Sidcup, DA15 8BA
• Sold Nov 2023£600,000 | 4 Bed House35, York Avenue, Sidcup, DA15 7LJ35, York Avenue, Sidcup, DA15 7LJ
• Sold Aug 2023£625,000 | 4 Bed House243, Old Farm Avenue, Sidcup, DA15 8AP243, Old Farm Avenue, Sidcup, DA15 8AP
• Sold Jul 2023£680,000 | 4 Bed House79, Harland Avenue, Sidcup, DA15 7NY79, Harland Avenue, Sidcup, DA15 7NY
• Sold May 2023£835,000 | 4 Bed House43, York Avenue, Sidcup, DA15 7LJ43, York Avenue, Sidcup, DA15 7LJ
• Sold Jan 2023£730,000 | 4 Bed House23, York Avenue, Sidcup, DA15 7LJ23, York Avenue, Sidcup, DA15 7LJ
• Sold Oct 2022£690,000 | 4 Bed House28, Harland Avenue, Sidcup, DA15 7PG28, Harland Avenue, Sidcup, DA15 7PG
• Sold Sep 2021£560,000 | 4 Bed House62, Brooklands Avenue, Sidcup, DA15 7PJ62, Brooklands Avenue, Sidcup, DA15 7PJ
• Sold Mar 2021£600,000 | 4 Bed House115, Brooklands Avenue, Sidcup, DA15 7PF115, Brooklands Avenue, Sidcup, DA15 7PF
• Sold Aug 2020£610,000 | 4 Bed House74, Brooklands Avenue, Sidcup, DA15 7PJ74, Brooklands Avenue, Sidcup, DA15 7PJ
• Sold Feb 2019£568,000 | 4 Bed House64, Harland Avenue, Sidcup, DA15 7PQ64, Harland Avenue, Sidcup, DA15 7PQ

Harland Avenue, Sidcup, DA15 has a total of 157 addresses. According to our analysis of all the public data, 18, Harland Avenue, Sidcup is the 82nd largest and the 93rd most expensive property on the street.

When compared to the postcode district it is £134k more expensive than the average property in DA15.

• Longlands Primary School

  400 m away
• Dulverton Primary School

  600 m away
• Burnt Oak Junior School

  900 m away

• Chislehurst and Sidcup Grammar School

  1.3 km away
• Chislehurst School for Girls

  1.8 km away
• Hurstmere School

  1.8 km away

• Sidcup

  |

  1.0 km away
• New Eltham

  |

  1.3 km away
• Albany Park

  |

  2.6 km away

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