Johnson's Common

2,419 people · median £486,250 · Mole Valley

High wellbeing

Mole Valley Council · Liberal Democrat-controlled 31/39 seats · 79% · OCD 2026

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Environment This neighbourhood

NO₂

9.7

— WHO guide

PM2.5

6.6

— WHO guide

µg/m³ annual mean · DEFRA

Surface water 1-in-1005.4%

Flood zone27% of postcodes

Radonup to <1% of homes

Historic landfill32 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 buildings172

Conservation areas2

Green belt93.6%

Green spaces1,668

Historic England · OS Open Greenspace

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