Does GU27 flood?

Yes — parts of the GU27 district carry real flood risk: 8 of its 19 at-risk postcodes reach the Environment Agency's High likelihood band. The GU27 postcode district covers Fernhurst, Haslemere East, Haslemere West, Chiddingfold, close to Standford, Midhurst, Lodsworth, and surrounding villages in parts of West Sussex and Hampshire.

19 postcodes in the GU27 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 8 high, 7 medium, 4 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 GU27 postcodes are at risk?

GU27 1BX up to High GU27 1DW up to High GU27 1HS up to High GU27 2PD up to High GU27 2QG up to High GU27 3EY up to High GU27 3JF up to High GU27 3JG up to High GU27 1BT up to Medium GU27 1DJ up to Medium GU27 1DQ up to Medium GU27 2EN up to Medium GU27 3EZ up to Medium GU27 3QE up to Medium GU27 3SA up to Medium GU27 1DH up to Low GU27 3DJ up to Low GU27 3QH up to Low GU27 3SQ up to Low

Rivers and flooding history near GU27

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

Passfield Mill on the River Wey — 7.8 km away, highest on record 1.71m
Iping Mill on the River Rother — 9.7 km away, highest on record 3.11m
Halfway Bridge on the River Lod — 9.9 km away, highest on record 2.93m
Lodsbridge on the River Rother — 11 km away, highest on record 4.59m

4 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (2 at warning level or above), most recently 6 February 2026. Warnings cover flood areas, not individual addresses.

🏠 Buying or renting in GU27? 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

GU26 GU28 GU25 GU29 GU24 GU30 GU23 GU31

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.