HM Land Registry records the plot of land for 13, Gloucester Avenue, Sidcup as measuring 576 m².

That makes it the 2nd largest plot in the postcode, where 35 of the 37 other houses have recorded plot data.

13, Gloucester Avenue, Sidcup has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 17 Oct 2017.

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 13, Gloucester Avenue, Sidcup completed on 2nd February 2018 at £450,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 7.3% over the period since February 2018.

• Sold Feb 2018£450,000

Since 2017 154 properties similar to 13, Gloucester Avenue, Sidcup have sold within a radius of 530 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th November 2025, was 47, Pinewood Avenue, Sidcup, DA15 8BB, a freehold house which sold for £545,000.

Read more about house prices in DA15.

• Sold Nov 2025£545,000 | 4 Bed House47, Pinewood Avenue, Sidcup, DA15 8BB47, Pinewood Avenue, Sidcup, DA15 8BB
• Sold Oct 2025£540,000 | 4 Bed House20, Woodside Crescent, Sidcup, DA15 7JJ20, Woodside Crescent, Sidcup, DA15 7JJ
• Sold Sep 2025£580,000 | 3 Bed House10, York Avenue, Sidcup, DA15 7LH10, York Avenue, Sidcup, DA15 7LH
• Sold Aug 2025£580,000 | 4 Bed House8, Chyngton Close, Sidcup, DA15 7HS8, Chyngton Close, Sidcup, DA15 7HS
• Sold Jul 2025£505,000 | 4 Bed House185, Old Farm Avenue, Sidcup, DA15 8AW185, Old Farm Avenue, Sidcup, DA15 8AW
• Sold Feb 2025£630,000 | 4 Bed House16, Harland Avenue, Sidcup, DA15 7PG16, Harland Avenue, Sidcup, DA15 7PG
• Sold Oct 2024£553,000 | 4 Bed House3, Pinewood Avenue, Sidcup, DA15 8BB3, Pinewood Avenue, Sidcup, DA15 8BB
• Sold Aug 2024£408,000 | 4 Bed House74, Woodside Road, Sidcup, DA15 7JQ74, Woodside Road, Sidcup, DA15 7JQ
• Sold Jul 2024£637,000 | 3 Bed House7, Pinewood Avenue, Sidcup, DA15 8BB7, Pinewood Avenue, Sidcup, DA15 8BB
• Sold Nov 2023£300,000 | 4 Bed House41, Woodside Crescent, Sidcup, DA15 7JJ41, Woodside Crescent, Sidcup, DA15 7JJ
• Sold Nov 2023£535,000 | 4 Bed House164, Old Farm Avenue, Sidcup, DA15 8AL164, Old Farm Avenue, Sidcup, DA15 8AL
• Sold Nov 2023£615,000 | 4 Bed House69, Old Farm Avenue, Sidcup, DA15 8AD69, Old Farm Avenue, Sidcup, DA15 8AD
• Sold Oct 2023£547,000 | 4 Bed House43, Old Farm Avenue, Sidcup, DA15 8AD43, Old Farm Avenue, Sidcup, DA15 8AD
• Sold Jul 2023£540,000 | 3 Bed House30, Pinewood Avenue, Sidcup, DA15 8BD30, Pinewood Avenue, Sidcup, DA15 8BD
• Sold Apr 2021£465,000 | 4 Bed House35, Woodside Road, Sidcup, DA15 7JG35, Woodside Road, Sidcup, DA15 7JG
• Sold Jan 2021£570,000 | 3 Bed House30, Gloucester Avenue, Sidcup, DA15 7LL30, Gloucester Avenue, Sidcup, DA15 7LL
• Sold Apr 2019£510,000 | 3 Bed House38, Gloucester Avenue, Sidcup, DA15 7LL38, Gloucester Avenue, Sidcup, DA15 7LL
• Sold Aug 2018£557,500 | 4 Bed House31, Little Birches, Sidcup, DA15 7LN31, Little Birches, Sidcup, DA15 7LN
• Sold Jul 2017£465,000 | 3 Bed House24, Gloucester Avenue, Sidcup, DA15 7LL24, Gloucester Avenue, Sidcup, DA15 7LL
• Sold Jul 2017£475,000 | 3 Bed House36, Little Birches, Sidcup, DA15 7LW36, Little Birches, Sidcup, DA15 7LW

Of the 61 addresses on Gloucester Avenue, Sidcup, DA15, 13, Gloucester Avenue, Sidcup comes out as the 26th largest and the 52nd most expensive in our analysis of the public data.

It is also £30k more expensive than the average property across the DA15 district.

• Longlands Primary School

  300 m away
• Burnt Oak Junior School

  800 m away
• Dulverton Primary School

  800 m away

• Chislehurst and Sidcup Grammar School

  1.2 km away
• Hurstmere School

  1.7 km away
• Chislehurst School for Girls

  1.7 km away

• Sidcup

  |

  800 m away
• New Eltham

  |

  1.5 km away
• Albany Park

  |

  2.4 km away

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