Does SS15 flood?

Yes — parts of the SS15 district carry real flood risk: 1 of its 9 at-risk postcodes reach the Environment Agency's High likelihood band. The SS15 postcode district covers Burstead, Castledon & Crouch, close to Great Burstead, Billericay, Wickford, and surrounding villages in Essex.

9 postcodes in the SS15 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 high, 1 medium, 7 low. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

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Which SS15 postcodes are at risk?

SS15 4AZ up to High SS15 4DE up to Medium SS15 4AJ up to Low SS15 4BG up to Low SS15 4BU up to Low SS15 4DH up to Low SS15 4DJ up to Low SS15 4FA up to Low SS15 4FL up to Low

Rivers and flooding history near SS15

The rivers that matter here, each monitored live on FloodRadar:

Noak Bridge on the River Crouch — 0.5 km away, highest on record 1.14m
Wardropers on the River Wid — 6.7 km away, highest on record 2.34m
Wickford on the River Crouch — 6.7 km away, highest on record 2.69m
Mountnessing on the River Wid — 8.9 km away, highest on record 2.75m

128 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (13 at warning level or above), most recently 16 February 2026. Warnings cover flood areas, not individual addresses.

Recorded flood extents near the district (Environment Agency record):

1968 September Flood Outline (1968) — about 56.9 km from the centre
1958 Flood Outline (1958) — about 14.1 km from the centre
1953 Coast Flood Outline Essex (1953) — about 31.1 km from the centre

Records, not floods: no outline on the record is not evidence a place has not flooded.

🏠 Buying or renting in SS15? The full property flood-risk report covers any postcode here — the official likelihood band, every recorded flood nearby with distances, warning history year by year, how the local rivers behave, and an insurance outlook, print-ready for £19. See what's in the report →

Flood risk in nearby postcode districts

SS14 SS16 SS13 SS17 SS12 SS11 SS9 SS8

Band = the worst likelihood band of any property in that postcode (EA Risk of Flooding from Rivers & Sea, defence-adjusted, area-level). Check any postcode in detail — or get the full £19 property report — at the property flood-risk report. © Environment Agency copyright and/or database right 2025. All rights reserved. Some features of this map are based on digital spatial data from the Centre for Ecology & Hydrology, © NERC (CEH). © Crown Copyright and Database Rights 2025 OS AC0000807064. This product is produced in part from PAF® and Multiple Residence Data, the copyright in which is owned by Royal Mail Group Limited and/or Royal Mail Group plc. All rights reserved. Licence number AC0000807064.