Does GU4 flood?

Yes — parts of the GU4 district carry real flood risk: 10 of its 32 at-risk postcodes reach the Environment Agency's High likelihood band. The GU4 postcode district covers Shalford, Burpham, Clandon & Horsley, Worplesdon, close to Guildford, Albury, Burntcommon, and surrounding villages in Surrey.

32 postcodes in the GU4 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 10 high, 6 medium, 16 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 GU4 postcodes are at risk?

GU4 7JB up to High GU4 7JX up to High GU4 7JY up to High GU4 7NA up to High GU4 7ND up to High GU4 7QQ up to High GU4 7UG up to High GU4 8AE up to High GU4 8BL up to High GU4 8RH up to High GU4 7TZ up to Medium GU4 7UE up to Medium GU4 7UF up to Medium GU4 8BP up to Medium GU4 8BU up to Medium GU4 8BW up to Medium GU4 7FA up to Low GU4 7FF up to Low GU4 7FG up to Low GU4 7JG up to Low GU4 7NZ up to Low GU4 7PL up to Low GU4 7RD up to Low GU4 8BS up to Low GU4 8BT up to Low GU4 8DP up to Low GU4 8DR up to Low GU4 8DS up to Low GU4 8DT up to Low GU4 8DW up to Low GU4 8EP up to Low GU4 8NL up to Low

Rivers and flooding history near GU4

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

144 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (24 at warning level or above), most recently 6 February 2026. Warnings cover flood areas, not individual addresses.

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

🏠 Buying or renting in GU4? 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

GU3 GU5 GU2 GU6 GU1 GU7 GU8 GU9

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.