HM Land Registry records the plot of land for 23, Elmcroft Avenue, Sidcup as measuring 346 m².

That makes it the 3rd largest plot in the postcode, where all 25 other houses have recorded plot data.

23, Elmcroft Avenue, Sidcup has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Jul 2014.

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

The most recent sale of 23, Elmcroft Avenue, Sidcup completed on 5th December 2014 at £499,995 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 50.5% over the period since December 2014.

• Sold Dec 2014£499,995
• Sold Aug 2012£295,000

Since 2013 102 properties similar to 23, Elmcroft Avenue, Sidcup have sold within a radius of 520 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th March 2026, was 25, Queenswood Road, Sidcup, DA15 8QP, a freehold house which sold for £737,000.

Read more about house prices in DA15.

• Sold Mar 2026£737,000 | 4 Bed House25, Queenswood Road, Sidcup, DA15 8QP25, Queenswood Road, Sidcup, DA15 8QP
• Sold Oct 2025£657,000 | 4 Bed House12, Oaklands Avenue, Sidcup, DA15 8NB12, Oaklands Avenue, Sidcup, DA15 8NB
• Sold Jul 2025£640,000 | 4 Bed House11, Ashcroft Avenue, Sidcup, DA15 8NS11, Ashcroft Avenue, Sidcup, DA15 8NS
• Sold Mar 2025£825,000 | 4 Bed House33, Cavendish Avenue, Sidcup, DA15 9EA33, Cavendish Avenue, Sidcup, DA15 9EA
• Sold Mar 2025£645,000 | 4 Bed House102, Oaklands Avenue, Sidcup, DA15 8NB102, Oaklands Avenue, Sidcup, DA15 8NB
• Sold Aug 2023£700,000 | 4 Bed House230, Days Lane, Sidcup, DA15 8PG230, Days Lane, Sidcup, DA15 8PG
• Sold May 2023£637,500 | 4 Bed House121, Willersley Avenue, Sidcup, DA15 9EG121, Willersley Avenue, Sidcup, DA15 9EG
• Sold Nov 2022£750,000 | 4 Bed House44, Elmcroft Avenue, Sidcup, DA15 8NN44, Elmcroft Avenue, Sidcup, DA15 8NN
• Sold Aug 2022£719,000 | 4 Bed House20, Beech Avenue, Sidcup, DA15 8NH20, Beech Avenue, Sidcup, DA15 8NH
• Sold Apr 2022£745,000 | 4 Bed House29, Elmcroft Avenue, Sidcup, DA15 8NW29, Elmcroft Avenue, Sidcup, DA15 8NW
• Sold Dec 2021£650,000 | 4 Bed House240, Burnt Oak Lane, Sidcup, DA15 8LN240, Burnt Oak Lane, Sidcup, DA15 8LN
• Sold Jun 2021£465,500 | 4 Bed House75, Wellington Avenue, Sidcup, DA15 9HF75, Wellington Avenue, Sidcup, DA15 9HF
• Sold May 2021£511,000 | 4 Bed House275, Burnt Oak Lane, Sidcup, DA15 8LR275, Burnt Oak Lane, Sidcup, DA15 8LR
• Sold Mar 2021£630,000 | 4 Bed House28, Beech Avenue, Sidcup, DA15 8NH28, Beech Avenue, Sidcup, DA15 8NH
• Sold Feb 2021£575,000 | 4 Bed House264, Burnt Oak Lane, Sidcup, DA15 8LN264, Burnt Oak Lane, Sidcup, DA15 8LN
• Sold Jan 2021£571,000 | 4 Bed House119, Marlborough Park Avenue, Sidcup, DA15 9DY119, Marlborough Park Avenue, Sidcup, DA15 9DY
• Sold Jun 2020£622,000 | 4 Bed House46, Elmcroft Avenue, Sidcup, DA15 8NN46, Elmcroft Avenue, Sidcup, DA15 8NN
• Sold Aug 2019£631,500 | 4 Bed House68, Elmcroft Avenue, Sidcup, DA15 8NN68, Elmcroft Avenue, Sidcup, DA15 8NN
• Sold May 2019£610,000 | 5 Bed House18, Beech Avenue, Sidcup, DA15 8NH18, Beech Avenue, Sidcup, DA15 8NH
• Sold May 2013£370,000 | 4 Bed House33, Elmcroft Avenue, Sidcup, DA15 8NW33, Elmcroft Avenue, Sidcup, DA15 8NW

Of the 63 addresses on Elmcroft Avenue, Sidcup, DA15, 23, Elmcroft Avenue, Sidcup comes out as the 5th largest and the 6th most expensive in our analysis of the public data.

It is also £184k more expensive than the average property across the DA15 district.

• Days Lane Primary School

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

  600 m away
• Chatsworth Infant School

  800 m away

• Blackfen School for Girls

  900 m away
• Bexley Grammar School

  1.2 km away
• Chislehurst and Sidcup Grammar School

  1.3 km away

• Sidcup

  |

  1.4 km away
• Welling

  |

  2.0 km away
• Falconwood

  |

  2.0 km away

The flood risk here is rated Very Low, based on Environment Agency data.