According to data from HM Land Registry, 35, Blackfen Road, Sidcup sits on a plot of 352 m².

We have plot size data on 11 out of 11 other houses in the postcode and 35, Blackfen Road, Sidcup sits on the 8th largest plot.

35, Blackfen Road, Sidcup has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 14 Aug 2020.

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, 35, Blackfen Road, Sidcup was last sold on 23rd October 2020 for £517,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since October 2020, the market for similar properties has risen by 16.6%.

• Sold Oct 2020£517,000
• Sold Apr 2012£275,000

According to the Land Registry and our network of Estate Agents, there have been 53 sales of properties similar to 35, Blackfen Road, Sidcup within a radius of 480 metres since 2009.

The most recent example is 36, Ronaldstone Road, Sidcup, DA15 8QU, a freehold house which sold for £560,000 on the 30th September 2025.

Read more about house prices in DA15.

• Sold Sep 2025£560,000 | 4 Bed House36, Ronaldstone Road, Sidcup, DA15 8QU36, Ronaldstone Road, Sidcup, DA15 8QU
• Sold Mar 2025£515,000 | 4 Bed House52, Boundary Road, Sidcup, DA15 8ST52, Boundary Road, Sidcup, DA15 8ST
• Sold Feb 2025£615,000 | 4 Bed House24, Raeburn Road, Sidcup, DA15 8RB24, Raeburn Road, Sidcup, DA15 8RB
• Sold Jul 2023£610,000 | 4 Bed House61, Boundary Road, Sidcup, DA15 8SS61, Boundary Road, Sidcup, DA15 8SS
• Sold Oct 2022£600,000 | 4 Bed House92B, Blackfen Road, Sidcup, DA15 8SW92B, Blackfen Road, Sidcup, DA15 8SW
• Sold Sep 2022£575,000 | 4 Bed House28, Fen Grove, Sidcup, DA15 8QN28, Fen Grove, Sidcup, DA15 8QN
• Sold May 2022£655,000 | 4 Bed House42, Boundary Road, Sidcup, DA15 8ST42, Boundary Road, Sidcup, DA15 8ST
• Sold Apr 2022£575,000 | 4 Bed House30, Fen Grove, Sidcup, DA15 8QN30, Fen Grove, Sidcup, DA15 8QN
• Sold Dec 2021£650,000 | 4 Bed House71, Boundary Road, Sidcup, DA15 8SS71, Boundary Road, Sidcup, DA15 8SS
• Sold Sep 2021£620,000 | 4 Bed House88, Raeburn Road, Sidcup, DA15 8RF88, Raeburn Road, Sidcup, DA15 8RF
• Sold Jun 2021£525,000 | 4 Bed House6, Fen Grove, Sidcup, DA15 8QN6, Fen Grove, Sidcup, DA15 8QN
• Sold Feb 2021£635,000 | 4 Bed House56, Fen Grove, Sidcup, DA15 8QN56, Fen Grove, Sidcup, DA15 8QN
• Sold Dec 2020£460,000 | 4 Bed House17, Restons Crescent, London, SE9 2HZ17, Restons Crescent, London, SE9 2HZ
• Sold May 2019£585,000 | 4 Bed House56, Raeburn Road, Sidcup, DA15 8RB56, Raeburn Road, Sidcup, DA15 8RB
• Sold Feb 2019£500,000 | 4 Bed House67, Restons Crescent, London, SE9 2JD67, Restons Crescent, London, SE9 2JD
• Sold Jan 2018£540,000 | 4 Bed House99, Orchard Rise West, Sidcup, DA15 8TB99, Orchard Rise West, Sidcup, DA15 8TB
• Sold Oct 2016£465,000 | 4 Bed House59, Restons Crescent, London, SE9 2JD59, Restons Crescent, London, SE9 2JD
• Sold Aug 2016£405,000 | 4 Bed House39, Blackfen Road, Sidcup, DA15 8QB39, Blackfen Road, Sidcup, DA15 8QB
• Sold Sep 2015£475,000 | 4 Bed House16, Boundary Road, Sidcup, DA15 8ST16, Boundary Road, Sidcup, DA15 8ST
• Sold Dec 2009£256,000 | 4 Bed House14, Gordon Road, Sidcup, DA15 8SX14, Gordon Road, Sidcup, DA15 8SX

Blackfen Road, Sidcup, DA15 has a total of 427 addresses. According to our analysis of all the public data, 35, Blackfen Road, Sidcup is the 32nd largest and the 65th most expensive property on the street.

When compared to the postcode district it is £55k more expensive than the average property in DA15.

• Alderwood Primary School

  400 m away
• Our Lady of the Rosary Catholic Primary School

  500 m away
• Days Lane Primary School

  800 m away

• Harris Academy Falconwood

  700 m away
• Leigh Stationers' Academy

  900 m away
• Bexley Grammar School

  1.4 km away

• Falconwood

  |

  1.1 km away
• Welling

  |

  1.7 km away
• New Eltham

  |

  2.0 km away

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