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— ACRERIGHT AREA REPORT · POSTCODE SECTOR
Home › BromleySE9 4 · postcode sector

SE9 4

120 sales in the last 12 months · median £401,250 · Bromley

Good for schoolsFast broadband
Bromley Council · Conservative-controlled   35/58 seats · 60% · OCD 2026
OverviewCostSafetyWho lives hereSchoolsHealthGetting aroundEnvironmentAmenities & economy
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Environment This postcode sector

Air quality

NO₂
14.2
— WHO guide
10
PM2.5
7.8
— WHO guide
5
µg/m³ annual mean · DEFRA

Ground checks

Surface water 1-in-1002.6%
Flood zone0% of postcodes
Radonup to <1% of homes
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 buildings21
Conservation areas1
Green belt0%
Green spaces631
Historic England · OS Open Greenspace
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