Our Data Sources
217, Blackfen Road, Sidcup has 41 entries in the Land Registry, most recently in January 2021 and a single entry in the EPC database dated July 2020.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 217, Blackfen Road, Sidcup is in very good condition we estimate a sale value of £584,622 and a rental value of £2,675 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £517,808 and a rental value of £2,369 per month.
Plot Size
According to data from HM Land Registry, 217, Blackfen Road, Sidcup sits on a plot of 380 m2.
We have plot size data on 13 out of 13 other houses in the postcode and 217, Blackfen Road, Sidcup sits on the 5th largest plot.
Energy Efficiency
217, Blackfen Road, Sidcup has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jul 2020.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
According to HM Land Registry, 217, Blackfen Road, Sidcup was last sold on 8th January 2021 for £425,000 and was recorded as a freehold house.
The property has had 4 sales since 1995.
Since January 2021, the market for similar properties has risen by 11.6%.
- Sold Jan 2021£425,000
- Sold Feb 2014£240,000
- Sold Jul 2001£151,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 158 sales of properties similar to 217, Blackfen Road, Sidcup within a radius of 480 metres since 2017.
The most recent example is 49, Sutherland Avenue, Welling, DA16 2NN, a freehold house which sold for £520,000 on the 5th May 2026.
Read more about house prices in DA15.
- Sold May 2026£520,000 | 3 Bed House49, Sutherland Avenue, Welling, DA16 2NN49, Sutherland Avenue, Welling, DA16 2NN
- Sold Mar 2026£525,000 | 3 Bed House46, Wellington Avenue, Sidcup, DA15 9HE46, Wellington Avenue, Sidcup, DA15 9HE
- Sold Jul 2025£625,000 | 4 Bed House61, Lime Grove, Sidcup, DA15 8PH61, Lime Grove, Sidcup, DA15 8PH
- Sold Mar 2025£600,000 | 4 Bed House283, Burnt Oak Lane, Sidcup, DA15 8LR283, Burnt Oak Lane, Sidcup, DA15 8LR
- Sold Feb 2025£470,000 | 3 Bed House179, Blackfen Road, Sidcup, DA15 8PY179, Blackfen Road, Sidcup, DA15 8PY
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £321,204, ranging from £123,068 to £551,772.
- 215 Blackfen Road
3 Bed House | 6 m | Est. Value: £504,772
- 213 Blackfen Road
4 Bed House | 14 m | Est. Value: £551,772
- 221A Blackfen Road
1 Bed Flat | 16 m | Est. Value: £161,997
- 219A Blackfen Road
1 Bed Flat | 16 m | Est. Value: £156,527
- 223A Blackfen Road
2 Bed Flat | 25 m | Est. Value: £201,372
Location Comparison
Blackfen Road, Sidcup, DA15 has a total of 427 addresses. According to our analysis of all the public data, 217, Blackfen Road, Sidcup is the 72nd largest and the 68th most expensive property on the street.
When compared to the postcode district it is £53k more expensive than the average property in DA15.
More reading links
Schools Nearby
- Days Lane Primary School500 m away
- Our Lady of the Rosary Catholic Primary School700 m away
- Danson Primary School800 m away
- Bexley Grammar School700 m away
- Blackfen School for Girls900 m away
- Harris Academy Falconwood1.1 km away
More reading links
Public Transport Nearby
- Welling|1.5 km away
- Falconwood|1.8 km away
- Sidcup|1.9 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












