Hart

99,408 people · median £450,000

Hart Council · Liberal Democrat / Independent coalition 25/33 seats · 76% · OCD 2026

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Environment This district

NO₂

7.7

— WHO guide

PM2.5

6.6

— WHO guide

µg/m³ annual mean · DEFRA

Surface water 1-in-1003%

Flood zone8.5% of postcodes

RadonAffected Area (up to 3–5%)

Historic landfill68 sites within ~1 km

EA · UKHSA/BGS · Mining Remediation Authority — indicative, not a property search

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

Listed buildings926

Conservation areas38

Green belt0%

Green spaces188

Historic England · OS Open Greenspace

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