According to data from HM Land Registry, 139, Halfway Street, Sidcup sits on a plot of 436 m².

We have plot size data on 30 out of 30 other houses in the postcode and 139, Halfway Street, Sidcup sits on the 23rd largest plot.

139, Halfway Street, Sidcup has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 Sep 2025.

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 the Land Registry and our network of Estate Agents, there have been 171 sales of properties similar to 139, Halfway Street, Sidcup within a radius of 540 metres since 2017.

The most recent example is 7, Hollies Avenue, Sidcup, DA15 8AX, a freehold house which sold for £685,000 on the 11th February 2026.

Read more about house prices in DA15.

• Sold Feb 2026£685,000 | 4 Bed House7, Hollies Avenue, Sidcup, DA15 8AX7, Hollies Avenue, Sidcup, DA15 8AX
• Sold Jan 2026£760,500 | 4 Bed House55, Gloucester Avenue, Sidcup, DA15 7LP55, Gloucester Avenue, Sidcup, DA15 7LP
• Sold Jul 2025£725,000 | 4 Bed House135, Old Farm Avenue, Sidcup, DA15 8AJ135, Old Farm Avenue, Sidcup, DA15 8AJ
• Sold Mar 2025£625,000 | 4 Bed House29, Braundton Avenue, Sidcup, DA15 8EN29, Braundton Avenue, Sidcup, DA15 8EN
• Sold Mar 2025£680,000 | 4 Bed House144, Halfway Street, Sidcup, DA15 8DB144, Halfway Street, Sidcup, DA15 8DB
• Sold Mar 2025£625,000 | 4 Bed House116, Old Farm Avenue, Sidcup, DA15 8AH116, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Jan 2025£620,000 | 4 Bed House98, Old Farm Avenue, Sidcup, DA15 8AH98, Old Farm Avenue, Sidcup, DA15 8AH
• Sold Aug 2024£860,000 | 4 Bed House131, Old Farm Avenue, Sidcup, DA15 8AJ131, Old Farm Avenue, Sidcup, DA15 8AJ
• Sold Jul 2024£600,000 | 4 Bed House61, Willersley Avenue, Sidcup, DA15 9EJ61, Willersley Avenue, Sidcup, DA15 9EJ
• Sold Jul 2024£600,000 | 4 Bed House7, Lamorbey Close, Sidcup, DA15 8BA7, Lamorbey Close, Sidcup, DA15 8BA
• Sold Aug 2023£665,000 | 4 Bed House17, Willersley Avenue, Sidcup, DA15 9EJ17, Willersley Avenue, Sidcup, DA15 9EJ
• Sold Nov 2022£615,000 | 4 Bed House14, Valliers Wood Road, Sidcup, DA15 8BG14, Valliers Wood Road, Sidcup, DA15 8BG
• Sold Jan 2022£620,000 | 4 Bed House91, Halfway Street, Sidcup, DA15 8BY91, Halfway Street, Sidcup, DA15 8BY
• Sold Jul 2021£635,000 | 4 Bed House31, Willersley Avenue, Sidcup, DA15 9EJ31, Willersley Avenue, Sidcup, DA15 9EJ
• Sold Jun 2021£575,000 | 4 Bed House145, Old Farm Avenue, Sidcup, DA15 8AJ145, Old Farm Avenue, Sidcup, DA15 8AJ
• Sold Dec 2020£550,000 | 4 Bed House155, Halfway Street, Sidcup, DA15 8DA155, Halfway Street, Sidcup, DA15 8DA
• Sold Oct 2020£678,000 | 4 Bed House36, Braundton Avenue, Sidcup, DA15 8EW36, Braundton Avenue, Sidcup, DA15 8EW
• Sold Oct 2019£585,000 | 4 Bed House137, Old Farm Avenue, Sidcup, DA15 8AJ137, Old Farm Avenue, Sidcup, DA15 8AJ
• Sold Jun 2017£500,000 | 4 Bed House7, Willersley Avenue, Sidcup, DA15 9EJ7, Willersley Avenue, Sidcup, DA15 9EJ
• Sold May 2017£535,000 | 4 Bed House19, Willersley Avenue, Sidcup, DA15 9EJ19, Willersley Avenue, Sidcup, DA15 9EJ

Halfway Street, Sidcup, DA15 has a total of 341 addresses. According to our analysis of all the public data, 139, Halfway Street, Sidcup is the 82nd largest and the 45th most expensive property on the street.

When compared to the postcode district it is £206k more expensive than the average property in DA15.

• Burnt Oak Junior School

  700 m away
• Dulverton Primary School

  800 m away
• Holy Trinity Lamorbey Church of England School

  800 m away

• Chislehurst and Sidcup Grammar School

  1.2 km away
• Hurstmere School

  1.6 km away
• Blackfen School for Girls

  1.8 km away

• Sidcup

  |

  1.0 km away
• New Eltham

  |

  1.5 km away
• Falconwood

  |

  2.5 km away

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