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— ACRERIGHT AREA REPORT · POSTCODE SECTOR
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UB3 5

44 sales in the last 12 months · median £367,500 · Hillingdon

Good for schools
Hillingdon Council · Conservative-controlled   30/53 seats · 57% · OCD 2026
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Environment This postcode sector

Air quality

NO₂
21.2
— WHO guide
10
PM2.5
7.9
— WHO guide
5
µg/m³ annual mean · DEFRA

Ground checks

Surface water 1-in-1008.1%
Flood zone7.3% of postcodes
Radonup to <1% of homes
Historic landfill21 sites within ~1 km
EA · UKHSA/BGS · Mining Remediation Authority — indicative, not a property search

Transport noise (Defra)

Road & rail noise bands (≥55 / ≥65 dB Lden) are being added — not yet available for this area. They cover major sources only; "not mapped" ≠ "quiet".

Defra strategic noise mapping

Heritage & green space

Listed buildings18
Conservation areas4
Green belt47.1%
Green spaces217
Historic England · OS Open Greenspace
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