12,491 people · median £436,250 · Bexley
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Sold price trend +14.1%
The neighbourhood at a glance each strip is where Blackfen sits on the Bexley range — click through for the full section
The area in short neighbourhood AI summary
Blackfen is a neighbourhood in London with a population of 12,491. The median house price is £436,250, with 282 sales in the last 12 months and prices at £4,514 per square metre.
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Terraced homes (144 sales) typically sell for £418,500, semi-detached properties (113 sales) for £480,000, and flats (12 sales) for £308,175. The area is relatively deprived—about 75 percent of neighbourhoods in England are more deprived. Air quality is moderate, with nitrogen dioxide at 14.7 micrograms per cubic metre and particulate matter at 8.0. Flood risk is minimal at 0.5 percent of the area. Broadband connectivity is excellent, with 96.4 percent gigabit coverage. The median age is 40.6 years, and 85.7 percent of homes are owner-occupied. Council tax band D is £2,366.36 for 2026/27. The area falls under London Borough of Bexley (Conservative-controlled) and is within the Old Bexley and Sidcup constituency.
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