According to data from HM Land Registry, 21, Cedar Avenue, Sidcup sits on a plot of 322 m².

We have plot size data on 30 out of 32 other houses in the postcode and 21, Cedar Avenue, Sidcup sits on the 12th largest plot.

According to HM Land Registry, 21, Cedar Avenue, Sidcup was last sold on 10th February 2009 for £250,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since February 2009, the market for similar properties has risen by 114.6%.

• Sold Feb 2009£250,000

According to the Land Registry and our network of Estate Agents, there have been 269 sales of properties similar to 21, Cedar Avenue, Sidcup within a radius of 530 metres since 2021.

The most recent example is 19, Ashcroft Avenue, Sidcup, DA15 8NS, a freehold house which sold for £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 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 Jun 2025£460,000 | 3 Bed House117, Wellington Avenue, Sidcup, DA15 9HB117, Wellington Avenue, Sidcup, DA15 9HB
• Sold Dec 2024£550,000 | 3 Bed House232, Days Lane, Sidcup, DA15 8PG232, Days Lane, Sidcup, DA15 8PG
• Sold Oct 2024£485,000 | 3 Bed House18, Ashcroft Avenue, Sidcup, DA15 8NP18, Ashcroft Avenue, Sidcup, DA15 8NP
• Sold Sep 2024£562,000 | 3 Bed House196, Burnt Oak Lane, Sidcup, DA15 9DG196, Burnt Oak Lane, Sidcup, DA15 9DG
• 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 Jun 2024£447,500 | 3 Bed House310, Burnt Oak Lane, Sidcup, DA15 8LN310, Burnt Oak Lane, Sidcup, DA15 8LN
• Sold Jun 2024£465,000 | 3 Bed House135, Wellington Avenue, Sidcup, DA15 9HB135, Wellington Avenue, Sidcup, DA15 9HB
• Sold May 2024£490,000 | 3 Bed House24, Beech Avenue, Sidcup, DA15 8NH24, Beech Avenue, Sidcup, DA15 8NH
• Sold May 2024£490,000 | 3 Bed House131, Wellington Avenue, Sidcup, DA15 9HB131, Wellington Avenue, Sidcup, DA15 9HB
• 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 Jun 2023£476,000 | 3 Bed House26, Haddon Grove, Sidcup, DA15 8NA26, Haddon Grove, Sidcup, DA15 8NA
• Sold Mar 2022£540,000 | 3 Bed House36, Elmcroft Avenue, Sidcup, DA15 8NN36, Elmcroft Avenue, Sidcup, DA15 8NN
• Sold Sep 2021£544,000 | 3 Bed House26, Cedar Avenue, Sidcup, DA15 8NL26, Cedar Avenue, Sidcup, DA15 8NL

Cedar Avenue, Sidcup, DA15 has a total of 43 addresses. According to our analysis of all the public data, 21, Cedar Avenue, Sidcup is the 34th largest and the 33rd most expensive property on the street.

When compared to the postcode district it is £24k more expensive than the average property in DA15.

• Days Lane Primary School

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

  700 m away
• Chatsworth Infant School

  700 m away

• Blackfen School for Girls

  800 m away
• Chislehurst and Sidcup Grammar School

  1.2 km away
• Bexley Grammar School

  1.2 km away

• Sidcup

  |

  1.3 km away
• Welling

  |

  2.1 km away
• Albany Park

  |

  2.1 km away

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