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Does GU23 flood?

Yes — parts of the GU23 district carry real flood risk: 18 of its 43 at-risk postcodes reach the Environment Agency's High likelihood band. The GU23 postcode district covers Send & Lovelace, Pyrford, Clandon & Horsley, close to Newark, Burntcommon, Old Woking, and surrounding villages in Surrey.

43 postcodes in the GU23 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 18 high, 9 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).

Free preview first · full report £19

Which GU23 postcodes are at risk?

GU23 6AL up to High GU23 6DP up to High GU23 6DR up to High GU23 6HS up to High GU23 6JR up to High GU23 6JX up to High GU23 6NR up to High GU23 6QS up to High GU23 6QT up to High GU23 6QU up to High GU23 6QW up to High GU23 7AA up to High GU23 7AB up to High GU23 7BF up to High GU23 7EB up to High GU23 7ES up to High GU23 7JT up to High GU23 7LE up to High GU23 6HD up to Medium GU23 6JY up to Medium GU23 6QD up to Medium GU23 6QF up to Medium GU23 6QG up to Medium GU23 6QH up to Medium GU23 6QL up to Medium GU23 7AD up to Medium GU23 7DG up to Medium GU23 6DJ up to Low GU23 6DS up to Low GU23 6JJ up to Low GU23 6JW up to Low GU23 6JZ up to Low GU23 6LF up to Low GU23 6LH up to Low GU23 6LT up to Low GU23 6QE up to Low GU23 6QJ up to Low GU23 6QN up to Low GU23 6QQ up to Low GU23 6QX up to Low GU23 7BP up to Low GU23 7BT up to Low GU23 7DH up to Low

Rivers and flooding history near GU23

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

178 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (48 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 GU23? 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

GU22 GU24 GU21 GU25 GU20 GU26 GU19 GU27

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.