11, St. Margarets Avenue, Sidcup occupies a 266 m² plot as recorded by HM Land Registry.

All 34 other houses in this postcode have recorded plot sizes, and this one ranks as the 28th largest.

11, St. Margarets Avenue, Sidcup has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 02 Oct 2008.

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

11, St. Margarets Avenue, Sidcup last changed hands on 9th February 2018, selling for £418,000. 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 0.8% since February 2018.

Land Registry records and our Estate Agent network show 245 sales of comparable properties within 630 metres of 11, St. Margarets Avenue, Sidcup since 2012.

Most recently, 78, Imperial Way, Chislehurst, BR7 6JR, a freehold house, sold at £565,000 on the 17th April 2026.

Read more about house prices in DA15.

• Sold Apr 2026£565,000 | 3 Bed House78, Imperial Way, Chislehurst, BR7 6JR78, Imperial Way, Chislehurst, BR7 6JR
• Sold Dec 2025£560,000 | 3 Bed House110, Longlands Park Crescent, Sidcup, DA15 7NQ110, Longlands Park Crescent, Sidcup, DA15 7NQ
• Sold Oct 2025£625,000 | 3 Bed House89, Brooklands Avenue, Sidcup, DA15 7PF89, Brooklands Avenue, Sidcup, DA15 7PF
• Sold Sep 2025£665,000 | 3 Bed House39, Agaton Road, London, SE9 3RN39, Agaton Road, London, SE9 3RN
• Sold Jun 2025£610,000 | 3 Bed House52, Little Birches, Sidcup, DA15 7LW52, Little Birches, Sidcup, DA15 7LW
• Sold Dec 2024£612,000 | 3 Bed House62, Telford Road, London, SE9 3RD62, Telford Road, London, SE9 3RD
• Sold Nov 2024£625,000 | 3 Bed House50, Frensham Road, London, SE9 3RQ50, Frensham Road, London, SE9 3RQ
• Sold Oct 2023£470,000 | 3 Bed House13, Cedric Road, London, SE9 3SQ13, Cedric Road, London, SE9 3SQ
• Sold Oct 2022£580,000 | 3 Bed House50, Marechal Niel Avenue, Sidcup, DA15 7PD50, Marechal Niel Avenue, Sidcup, DA15 7PD
• Sold Oct 2022£560,000 | 3 Bed House20, Chartwell Close, London, SE9 3UQ20, Chartwell Close, London, SE9 3UQ
• Sold Sep 2022£565,000 | 3 Bed House63, Brooklands Avenue, Sidcup, DA15 7PF63, Brooklands Avenue, Sidcup, DA15 7PF
• Sold May 2022£445,000 | 3 Bed House74, Harland Avenue, Sidcup, DA15 7PQ74, Harland Avenue, Sidcup, DA15 7PQ
• Sold Mar 2022£587,500 | 3 Bed House12, St. Margarets Avenue, Sidcup, DA15 7NP12, St. Margarets Avenue, Sidcup, DA15 7NP
• Sold Sep 2021£515,000 | 3 Bed House26, St. Margarets Avenue, Sidcup, DA15 7NP26, St. Margarets Avenue, Sidcup, DA15 7NP
• Sold Sep 2021£577,000 | 3 Bed House27, Telford Road, London, SE9 3RE27, Telford Road, London, SE9 3RE
• Sold Jun 2021£575,000 | 3 Bed House105, Harland Avenue, Sidcup, DA15 7NZ105, Harland Avenue, Sidcup, DA15 7NZ
• Sold Jun 2021£342,000 | 3 Bed House127, Harland Avenue, Sidcup, DA15 7NZ127, Harland Avenue, Sidcup, DA15 7NZ
• Sold Apr 2020£480,000 | 3 Bed House39, Marechal Niel Avenue, Sidcup, DA15 7PB39, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Jun 2015£395,000 | 3 Bed House119, Harland Avenue, Sidcup, DA15 7NZ119, Harland Avenue, Sidcup, DA15 7NZ
• Sold Nov 2012£305,000 | 3 Bed House23, St. Margarets Avenue, Sidcup, DA15 7NP23, St. Margarets Avenue, Sidcup, DA15 7NP

Our analysis of the public data ranks 11, St. Margarets Avenue, Sidcup as the 22nd largest and the 26th most expensive of the 34 addresses on St. Margarets Avenue, Sidcup, DA15.

Against the DA15 postcode district average, it is £33k more expensive than the typical property.

• Dulverton Primary School

  500 m away
• Longlands Primary School

  600 m away
• Edgebury Primary School

  900 m away

• Chislehurst School for Girls

  1.6 km away
• Chislehurst and Sidcup Grammar School

  1.9 km away
• St Thomas More Catholic Comprehensive School

  2.3 km away

• New Eltham

  |

  1.0 km away
• Sidcup

  |

  1.5 km away
• Mottingham

  |

  2.3 km away

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