Our Data Sources
21, Boomtown Apartments 2, Sidcup has a single entry in the Land Registry from October 2021 and a single entry in the EPC database dated February 2021.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 21, Boomtown Apartments 2, Sidcup would be worth £297,813, with a potential rental value of £1,372 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £263,777, with a rental value of £1,215 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
21, Boomtown Apartments 2, Sidcup has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 24 Feb 2021.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
21, Boomtown Apartments 2, Sidcup last changed hands on 15th October 2021, selling for £260,000. The transaction was logged as a leasehold flat by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has dropped by 0.7% since October 2021.
- Sold Oct 2021£260,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 17 sales of comparable properties within 750 metres of 21, Boomtown Apartments 2, Sidcup across the last 2 years.
Most recently, 22, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ, a leasehold flat, sold at £250,000 on the 10th November 2025.
Read more about house prices in DA14.
- Sold Nov 2025£250,000 | 1 Bed Flat22, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ22, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ
- Sold Aug 2022£250,000 | 1 Bed Flat14, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ14, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ
- Sold Dec 2021£265,000 | 2 Bed Flat28, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ28, Boomtown Apartments 2, Progressive Close, Sidcup, DA14 5HZ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 21, Boomtown Apartments 2, Sidcup as the 62nd largest and the 13th most expensive of the 105 addresses on Progressive Close, Sidcup, DA14.
Against the DA14 postcode district average, it is £148k less expensive than the typical property.
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Schools Nearby
- Hope Community School200 m away
- St Peter Chanel Catholic Primary School400 m away
- Orchard Primary School800 m away
- Kemnal Technology College900 m away
- Cleeve Park School1.3 km away
- Chislehurst School for Girls2.2 km away
More reading links
Public Transport Nearby
- Albany Park|2.1 km away
- Sidcup|2.2 km away
- St Mary Cray|2.7 km away
Risk of Flooding
Environment Agency data suggests this area has a High risk of flooding.
