Blackfen Road - DA15 9NN
Key Postcode Insights
DA15 9NN is a residential postcode situated on Blackfen Road, Sidcup, DA15 with 25 addresses.
It ranks as the 240th largest and 205th most expensive of the 471 postcodes in the DA15 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 25 properties: 17 houses and 8 flats.
- Ave. Sale Price
- £434,338
- 10 Year change
- up 19.5%
- Ave. Rental Price
- £2,150pcm
- 10 Year change
- up 55.2%
- Ave. £ per ft²
- £482/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Key Postcode Insights
DA15 9NN is a residential postcode situated on Blackfen Road, Sidcup, DA15 with 25 addresses.
It ranks as the 240th largest and 205th most expensive of the 471 postcodes in the DA15 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 25 properties: 17 houses and 8 flats.
- Ave. Sale Price
- £434,338
- 10 Year change
- up 19.5%
- Ave. Rental Price
- £2,150pcm
- 10 Year change
- up 55.2%
- Ave. £ per ft²
- £482/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Explore Propertiesin DA15 9NN
- 403 Blackfen Road
4 Bed Early-century House
- 405A Blackfen Road
Unknown
- 405B Blackfen Road
4 Bed Early-century House
- 405 Blackfen Road
3 Bed Early-century House
- 407 Blackfen Road
Unknown
Sales Market Trends
The last sale in DA15 9NN sold for £455,000 on 2nd July 2025. Since then prices are down an average of 0.3%.
The current average value in the postcode is £434,338.
The DA15 9NN Sales Market has increased by 19.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -0.6% | £434,338 |
| June 2025 | 1.4% | £436,908 |
| June 2024 | -1.1% | £431,020 |
| June 2023 | -0.1% | £435,624 |
| June 2022 | 7.1% | £435,978 |
| June 2021 | 4.8% | £407,103 |
| June 2020 | 3.6% | £388,422 |
| June 2019 | -1.4% | £374,844 |
| June 2018 | 0.4% | £380,191 |
| June 2017 | 4.2% | £378,697 |
| June 2016 | 14% | £363,391 |
| June 2015 | 13.1% | £318,748 |
| June 2014 | 13% | £281,796 |
| June 2013 | 4.3% | £249,487 |
| June 2012 | 1.6% | £239,172 |
| June 2011 | -0.1% | £235,506 |
| June 2010 | 10% | £235,647 |
| June 2009 | -12.7% | £214,223 |
| June 2008 | 0.1% | £245,473 |
| June 2007 | 0% | £245,167 |
Rental Market Trends
The current average rental value in the postcode is £2,150.
The DA15 9NN Rental Market has increased by 55.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4.1% | £2,150pcm |
| June 2025 | 3.7% | £2,066pcm |
| June 2024 | 7.2% | £1,992pcm |
| June 2023 | 10% | £1,857pcm |
| June 2022 | 9.4% | £1,689pcm |
| June 2021 | 5.6% | £1,544pcm |
| June 2020 | 3.3% | £1,462pcm |
| June 2019 | 1.4% | £1,415pcm |
| June 2018 | 1.5% | £1,396pcm |
| June 2017 | -0.8% | £1,375pcm |
| June 2016 | 5.7% | £1,385pcm |
| June 2015 | 7.4% | £1,310pcm |
| June 2014 | 5.8% | £1,220pcm |
| June 2013 | 3.1% | £1,154pcm |
| June 2012 | 4.7% | £1,118pcm |
| June 2011 | 4% | £1,068pcm |
| June 2010 | 4.8% | £1,027pcm |
| June 2009 | -3.1% | £980pcm |
| June 2008 | 4.8% | £1,012pcm |
| June 2007 | 0% | £966pcm |
Sales History
The last sale was on 2nd July 2025 for £455,000 and since then the market in the area has decreased by 0.3%. The postcode has had a total of 60 sales since 1995.
DA15 9NN has seen 3 sales in the last three years and no sales in the last twelve months.
- Sold Jul 2025£455,000 | 3 Bed House405, Blackfen Road, Sidcup, DA15 9NN405, Blackfen Road, Sidcup, DA15 9NN
- Sold Apr 2025£230,000 | 1 Bed FlatFlat 6, 423, Blackfen Road, Sidcup, DA15 9NNFlat 6, 423, Blackfen Road, Sidcup, DA15 9NN
- Sold Jan 2025£470,000 | 4 Bed House405B, Blackfen Road, Sidcup, DA15 9NN405B, Blackfen Road, Sidcup, DA15 9NN
- Sold Sep 2022£222,500 | 1 Bed FlatFlat 1, 423, Blackfen Road, Sidcup, DA15 9NNFlat 1, 423, Blackfen Road, Sidcup, DA15 9NN
- Sold Apr 2022£230,000 | 1 Bed FlatFlat 4, 423, Blackfen Road, Sidcup, DA15 9NNFlat 4, 423, Blackfen Road, Sidcup, DA15 9NN
Nearby Postcodes
DA15 9NN is the 240th largest and the 205th most expensive postcode out of the 471 postcodes in the DA15 area.
- DA15 9PA, Warne Place, Sidcup, DA15DA15 9PA7 Addresses|31 m away
- DA15 9PB, Graham Terrace, Sidcup, DA15DA15 9PB4 Addresses|56 m away
- DA15 9PQ, Shorne Close, Sidcup, DA15DA15 9PQ10 Addresses|85 m away
- DA15 9NS, Westerham Drive, Sidcup, DA15DA15 9NS16 Addresses|127 m away
- DA15 9PH, Cobham Close, Sidcup, DA15DA15 9PH8 Addresses|128 m away
Property Types
- 4 modern houses built after 1980
- 8 modern flats built after 1980
- 9 early-century houses built between 1912 and 1935
- 4 other addresses of unknown type
- modern house (4)
- modern flat (8)
- early-century house (9)
- Unknown (4)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 19 properties.
- The most common rating is C.
- A (0)
- E (3)
- B (2)
- F (1)
- C (7)
- G (0)
- D (6)
- No EPC (6)
Top 3 Most Expensive Sales
- Sold Aug 2024£1,100,000 | 3 Bed House19-21, Blackfen Road, Sidcup, DA15 8QD19-21, Blackfen Road, Sidcup, DA15 8QD
- Sold Aug 2024£1,100,000 | 3 Bed Flat21A, Blackfen Road, Sidcup, DA15 8QD21A, Blackfen Road, Sidcup, DA15 8QD
- Sold Aug 2024£1,100,000 | 3 Bed Flat21A, Blackfen Road, Sidcup, DA15 8QD21A, Blackfen Road, Sidcup, DA15 8QD
Schools Nearby
- Sherwood Park Primary School300 m away
- Danson Primary School1.0 km away
- Days Lane Primary School1.0 km away
- Blackfen School for Girls100 m away
- Bexley Grammar School900 m away
- Hurstmere School1.2 km away
More reading links
Public Transport Nearby
The closest station to DA15 9NN is Sidcup station, which is 1.8 kilometres away.
- Sidcup|1.8 km away
- Albany Park|1.8 km away
- Welling|1.9 km away
- Bexleyheath|2.1 km away
