— ACRERIGHT AREA REPORT · NEIGHBOURHOOD
Home › Brentwood › Herongate · neighbourhood
2,162 people · median £637,725 · Brentwood
High wellbeingAmong the least deprived
Brentwood Council · Liberal Democrat / Labour coalition 18/39 seats · 46% · OCD 2026
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Environment This neighbourhood
Air quality
µg/m³ annual mean · DEFRA
Ground checks
Surface water 1-in-1000%
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 buildings39
Conservation areas2
Green belt96.1%
Green spaces3
Historic England · OS Open Greenspace
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