4,038 people · median £456,500 · Hillingdon
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Sold price trend -8.4%
The neighbourhood at a glance each strip is where Sipson sits on the Hillingdon range — click through for the full section
The area in short neighbourhood AI summary
Sipson is a London neighbourhood with a population of 4,038. The median house price is £456,500, with 52 sales recorded in the 12 months to May 2026; prices have declined by 8.4% over five years.
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Semi-detached homes dominate the market at £500,000 median, while flats average £190,000. About 35% of neighbourhoods in England are more deprived than Sipson. The area is ethnically diverse: 46.6% White, 38.5% Asian, and 5.4% Black residents. The median age is 35.7 years, and 34.9% of homes are owner-occupied. Nearly a third of residents hold level 4 or higher qualifications, though 21.6% have no formal qualifications. Air quality shows elevated nitrogen dioxide at 21.7 annual mean, with moderate particulate matter at 8.0. The neighbourhood sits within green belt, with one conservation area covering Harmondsworth Village and nine listed buildings. Broadband reach is strong at 78.9% superfast connectivity.
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