WD19 4

10,232 people · median £460,000 · Watford

Fast broadband

Watford Council · Liberal Democrat (directly-elected mayor) 32/36 seats · 89% · OCD 2026

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Environment This postcode sector

NO₂

12.2

— WHO guide

PM2.5

7.7

— WHO guide

µg/m³ annual mean · DEFRA

Surface water 1-in-1007%

Flood zone3.1% of postcodes

Radonup to 1–3% of homes

Historic landfill28 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 buildings14

Conservation areas4

Green belt41%

Green spaces69

Historic England · OS Open Greenspace

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