According to data from HM Land Registry, 20, Harland Avenue, Sidcup sits on a plot of 544 m².

We have plot size data on 11 out of 15 other houses in the postcode and 20, Harland Avenue, Sidcup sits on the largest plot.

20, Harland Avenue, Sidcup has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Mar 2026.

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

According to HM Land Registry, 20, Harland Avenue, Sidcup was last sold on 25th January 2018 for £532,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since January 2018, the market for similar properties has risen by 12.5%.

• Sold Jan 2018£532,000

According to the Land Registry and our network of Estate Agents, there have been 77 sales of properties similar to 20, Harland Avenue, Sidcup within a radius of 560 metres since 2017.

The most recent example is 25, York Avenue, Sidcup, DA15 7LJ, a freehold house which sold for £600,000 on the 16th March 2026.

Read more about house prices in DA15.

• Sold Mar 2026£600,000 | 5 Bed House25, York Avenue, Sidcup, DA15 7LJ25, York Avenue, Sidcup, DA15 7LJ
• Sold Oct 2025£855,000 | 5 Bed House102, Halfway Street, Sidcup, DA15 8DB102, Halfway Street, Sidcup, DA15 8DB
• Sold Sep 2025£860,000 | 4 Bed House57, Harland Avenue, Sidcup, DA15 7NY57, Harland Avenue, Sidcup, DA15 7NY
• Sold Jul 2025£726,500 | 5 Bed House55, Brooklands Avenue, Sidcup, DA15 7PF55, Brooklands Avenue, Sidcup, DA15 7PF
• Sold Mar 2025£827,000 | 5 Bed House117, Harland Avenue, Sidcup, DA15 7NZ117, Harland Avenue, Sidcup, DA15 7NZ
• Sold Mar 2025£800,000 | 4 Bed House71, Longlands Road, Sidcup, DA15 7LQ71, Longlands Road, Sidcup, DA15 7LQ
• Sold Feb 2025£800,000 | 4 Bed House124, Old Farm Avenue, Sidcup, DA15 8AH124, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Jan 2025£875,000 | 4 Bed House66, York Avenue, Sidcup, DA15 7LH66, York Avenue, Sidcup, DA15 7LH
• Sold Jan 2025£785,000 | 5 Bed House87, Longlands Road, Sidcup, DA15 7LQ87, Longlands Road, Sidcup, DA15 7LQ
• Sold Aug 2024£770,000 | 5 Bed House22, Longlands Park Crescent, Sidcup, DA15 7NE22, Longlands Park Crescent, Sidcup, DA15 7NE
• Sold Aug 2024£715,000 | 4 Bed House6, Westbrooke Road, Sidcup, DA15 7PH6, Westbrooke Road, Sidcup, DA15 7PH
• Sold Aug 2024£760,000 | 5 Bed House123, Harland Avenue, Sidcup, DA15 7NZ123, Harland Avenue, Sidcup, DA15 7NZ
• Sold Jul 2022£810,000 | 4 Bed House36, Harland Avenue, Sidcup, DA15 7PQ36, Harland Avenue, Sidcup, DA15 7PQ
• Sold Feb 2022£800,000 | 5 Bed House34, Harland Avenue, Sidcup, DA15 7PQ34, Harland Avenue, Sidcup, DA15 7PQ
• Sold Feb 2022£775,000 | 5 Bed House7, Harland Avenue, Sidcup, DA15 7NU7, Harland Avenue, Sidcup, DA15 7NU
• Sold Aug 2021£710,000 | 4 Bed House259, Old Farm Avenue, Sidcup, DA15 8AP259, Old Farm Avenue, Sidcup, DA15 8AP
• Sold Jun 2021£622,000 | 4 Bed House25, Harland Avenue, Sidcup, DA15 7NY25, Harland Avenue, Sidcup, DA15 7NY
• Sold Dec 2019£780,000 | 5 Bed House104, Old Farm Avenue, Sidcup, DA15 8AH104, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Oct 2019£600,000 | 5 Bed House81, Brooklands Avenue, Sidcup, DA15 7PF81, Brooklands Avenue, Sidcup, DA15 7PF
• Sold Dec 2017£519,500 | 5 Bed House2, Harland Avenue, Sidcup, DA15 7PG2, Harland Avenue, Sidcup, DA15 7PG

Harland Avenue, Sidcup, DA15 has a total of 157 addresses. According to our analysis of all the public data, 20, Harland Avenue, Sidcup is the 10th largest and the 8th most expensive property on the street.

When compared to the postcode district it is £296k 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.