Blackfen Road - DA15 9NJ
Key Postcode Insights
DA15 9NJ is a residential postcode situated on Blackfen Road, Sidcup, DA15 with 33 addresses.
It ranks as the 327th largest and 254th 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 33 properties: 32 houses and 1 flat.
- Ave. Sale Price
- £497,638
- 10 Year change
- up 22.4%
- Ave. Rental Price
- £2,442pcm
- 10 Year change
- up 58.9%
- Ave. £ per ft²
- £470/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Key Postcode Insights
DA15 9NJ is a residential postcode situated on Blackfen Road, Sidcup, DA15 with 33 addresses.
It ranks as the 327th largest and 254th 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 33 properties: 32 houses and 1 flat.
- Ave. Sale Price
- £497,638
- 10 Year change
- up 22.4%
- Ave. Rental Price
- £2,442pcm
- 10 Year change
- up 58.9%
- Ave. £ per ft²
- £470/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Explore Propertiesin DA15 9NJ
- 341 Blackfen Road
House
- 343A Blackfen Road
3 Bed Early-century House
- 343 Blackfen Road
3 Bed Early-century House
- 345 Blackfen Road
House
- 347 Blackfen Road
4 Bed Early-century House
Sales Market Trends
The last sale in DA15 9NJ sold for £475,000 on 20th March 2025. Since then prices are up an average of 0.9%.
The current average value in the postcode is £497,638.
The DA15 9NJ Sales Market has increased by 22.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -0.5% | £497,638 |
| June 2025 | 1.2% | £500,006 |
| June 2024 | -1.1% | £494,190 |
| June 2023 | 0% | £499,645 |
| June 2022 | 7.7% | £499,643 |
| June 2021 | 5.2% | £464,033 |
| June 2020 | 3.7% | £441,126 |
| June 2019 | -0.9% | £425,243 |
| June 2018 | 0.9% | £429,321 |
| June 2017 | 4.7% | £425,546 |
| June 2016 | 13% | £406,636 |
| June 2015 | 12.9% | £359,811 |
| June 2014 | 13.1% | £318,577 |
| June 2013 | 4.6% | £281,591 |
| June 2012 | 2.3% | £269,262 |
| June 2011 | 0.4% | £263,091 |
| June 2010 | 12.2% | £262,141 |
| June 2009 | -12.9% | £233,688 |
| June 2008 | -0.5% | £268,254 |
| June 2007 | 0% | £269,695 |
Rental Market Trends
The current average rental value in the postcode is £2,442.
The DA15 9NJ Rental Market has increased by 58.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4.2% | £2,442pcm |
| June 2025 | 3.6% | £2,345pcm |
| June 2024 | 7.2% | £2,264pcm |
| June 2023 | 10.1% | £2,112pcm |
| June 2022 | 10% | £1,919pcm |
| June 2021 | 6% | £1,745pcm |
| June 2020 | 3.4% | £1,646pcm |
| June 2019 | 1.9% | £1,592pcm |
| June 2018 | 2% | £1,563pcm |
| June 2017 | -0.3% | £1,532pcm |
| June 2016 | 4.8% | £1,537pcm |
| June 2015 | 7.2% | £1,466pcm |
| June 2014 | 6% | £1,368pcm |
| June 2013 | 3.4% | £1,291pcm |
| June 2012 | 5.5% | £1,248pcm |
| June 2011 | 4.4% | £1,183pcm |
| June 2010 | 6.9% | £1,133pcm |
| June 2009 | -3.3% | £1,060pcm |
| June 2008 | 4.1% | £1,096pcm |
| June 2007 | 0% | £1,053pcm |
Sales History
The last sale was on 20th March 2025 for £475,000 and since then the market in the area has increased by 0.9%. The postcode has had a total of 39 sales since 1995.
DA15 9NJ has seen 1 sale in the last three years and no sales in the last twelve months.
- Sold Mar 2025£475,000 | 3 Bed House395A, Blackfen Road, Sidcup, DA15 9NJ395A, Blackfen Road, Sidcup, DA15 9NJ
- Sold Jun 2022£460,000 | 4 Bed House347, Blackfen Road, Sidcup, DA15 9NJ347, Blackfen Road, Sidcup, DA15 9NJ
- Sold May 2021£577,000 | 3 Bed House369, Blackfen Road, Sidcup, DA15 9NJ369, Blackfen Road, Sidcup, DA15 9NJ
- Sold Feb 2020£282,000 | 3 Bed House343, Blackfen Road, Sidcup, DA15 9NJ343, Blackfen Road, Sidcup, DA15 9NJ
- Sold Dec 2019£360,000 | 4 Bed House397, Blackfen Road, Sidcup, DA15 9NJ397, Blackfen Road, Sidcup, DA15 9NJ
Nearby Postcodes
DA15 9NJ is the 327th largest and the 254th most expensive postcode out of the 471 postcodes in the DA15 area.
- DA15 9PG, Rochester Close, Sidcup, DA15DA15 9PG16 Addresses|65 m away
- DA15 9NZ, Blackfen Road, Sidcup, DA15DA15 9NZ16 Addresses|75 m away
- DA15 9NY, Blackfen Road, Sidcup, DA15DA15 9NY28 Addresses|79 m away
- DA15 9NL, Overcourt Close, Sidcup, DA15DA15 9NL18 Addresses|114 m away
- DA15 9PF, Park Mead, Sidcup, DA15DA15 9PF43 Addresses|119 m away
Property Types
- 4 modern houses built after 1980
- 2 mid-century houses built between 1936 and 1979
- 15 early-century houses built between 1912 and 1935
- 12 other addresses of unknown type
- modern house (4)
- mid-century house (2)
- early-century house (15)
- Unknown (12)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 20 properties.
- The most common rating is D.
- A (0)
- E (5)
- B (1)
- F (0)
- C (4)
- G (0)
- D (10)
- No EPC (13)
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 School400 m away
- Days Lane Primary School800 m away
- Danson Primary School800 m away
- Blackfen School for Girls200 m away
- Bexley Grammar School700 m away
- Hurstmere School1.3 km away
More reading links
Public Transport Nearby
The closest station to DA15 9NJ is Welling station, which is 1.7 kilometres away.
- Welling|1.7 km away
- Sidcup|1.8 km away
- Albany Park|2.0 km away
- Bexleyheath|2.2 km away
