12, Ashcroft Avenue, Sidcup occupies a 319 m² plot as recorded by HM Land Registry.

All 16 other houses in this postcode have recorded plot sizes, and this one ranks as the 3rd largest.

12, Ashcroft Avenue, Sidcup has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 17 Sep 2009.

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

12, Ashcroft Avenue, Sidcup last changed hands on 3rd October 2012, selling for £350,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 89.1% since October 2012.

• Sold Oct 2012£350,000

Land Registry records and our Estate Agent network show 240 sales of comparable properties within 490 metres of 12, Ashcroft Avenue, Sidcup since 2019.

Most recently, 19, Ashcroft Avenue, Sidcup, DA15 8NS, a freehold house, sold at £470,000 on the 24th April 2026.

Read more about house prices in DA15.

• Sold Apr 2026£470,000 | 3 Bed House19, Ashcroft Avenue, Sidcup, DA15 8NS19, Ashcroft Avenue, Sidcup, DA15 8NS
• Sold Mar 2026£431,000 | 3 Bed House9, Ashcroft Crescent, Sidcup, DA15 8NT9, Ashcroft Crescent, Sidcup, DA15 8NT
• Sold Mar 2026£525,000 | 3 Bed House46, Wellington Avenue, Sidcup, DA15 9HE46, Wellington Avenue, Sidcup, DA15 9HE
• Sold Feb 2026£466,250 | 3 Bed House5, Ashcroft Avenue, Sidcup, DA15 8NS5, Ashcroft Avenue, Sidcup, DA15 8NS
• Sold Jan 2026£505,000 | 3 Bed House271, Burnt Oak Lane, Sidcup, DA15 8LR271, Burnt Oak Lane, Sidcup, DA15 8LR
• Sold Jan 2026£515,000 | 3 Bed House9, Portland Avenue, Sidcup, DA15 9HA9, Portland Avenue, Sidcup, DA15 9HA
• Sold Sep 2025£530,000 | 3 Bed House2, Sycamore Avenue, Sidcup, DA15 8PL2, Sycamore Avenue, Sidcup, DA15 8PL
• Sold Dec 2024£485,000 | 3 Bed House285, Days Lane, Sidcup, DA15 8PQ285, Days Lane, Sidcup, DA15 8PQ
• Sold Dec 2024£550,000 | 3 Bed House232, Days Lane, Sidcup, DA15 8PG232, Days Lane, Sidcup, DA15 8PG
• Sold Dec 2024£480,000 | 3 Bed House24, Sycamore Avenue, Sidcup, DA15 8PL24, Sycamore Avenue, Sidcup, DA15 8PL
• Sold Oct 2024£485,000 | 3 Bed House18, Ashcroft Avenue, Sidcup, DA15 8NP18, Ashcroft Avenue, Sidcup, DA15 8NP
• Sold Sep 2024£437,000 | 3 Bed House30, Beech Avenue, Sidcup, DA15 8NH30, Beech Avenue, Sidcup, DA15 8NH
• Sold Aug 2024£525,000 | 3 Bed House284, Burnt Oak Lane, Sidcup, DA15 8LN284, Burnt Oak Lane, Sidcup, DA15 8LN
• Sold May 2024£490,000 | 3 Bed House24, Beech Avenue, Sidcup, DA15 8NH24, Beech Avenue, Sidcup, DA15 8NH
• Sold Mar 2024£525,000 | 3 Bed House24, Maple Crescent, Sidcup, DA15 9LT24, Maple Crescent, Sidcup, DA15 9LT
• Sold Aug 2023£483,000 | 3 Bed House11, Elmcroft Avenue, Sidcup, DA15 8NW11, Elmcroft Avenue, Sidcup, DA15 8NW
• Sold Jun 2023£527,000 | 3 Bed House34, Elmcroft Avenue, Sidcup, DA15 8NN34, Elmcroft Avenue, Sidcup, DA15 8NN
• Sold Oct 2022£490,000 | 3 Bed House20, Wellington Avenue, Sidcup, DA15 9HG20, Wellington Avenue, Sidcup, DA15 9HG
• Sold Jun 2021£450,000 | 4 Bed House36, Wellington Avenue, Sidcup, DA15 9HE36, Wellington Avenue, Sidcup, DA15 9HE
• Sold Jan 2019£377,000 | 3 Bed House26, Ashcroft Avenue, Sidcup, DA15 8NP26, Ashcroft Avenue, Sidcup, DA15 8NP

Our analysis of the public data ranks 12, Ashcroft Avenue, Sidcup as the 26th largest and the 18th most expensive of the 56 addresses on Ashcroft Avenue, Sidcup, DA15.

Against the DA15 postcode district average, it is £31k more expensive than the typical property.

• Days Lane Primary School

  300 m away
• Sherwood Park Primary School

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

  700 m away

• Blackfen School for Girls

  700 m away
• Bexley Grammar School

  1.0 km away
• Hurstmere School

  1.4 km away

• Sidcup

  |

  1.5 km away
• Welling

  |

  1.8 km away
• Falconwood

  |

  2.0 km away

Environment Agency data suggests this area has a Very Low risk of flooding.