Does W5 flood?

Yes — parts of the W5 district carry real flood risk: 1 of its 8 at-risk postcodes reach the Environment Agency's High likelihood band. The W5 postcode district covers Hanger Hill, close to Willesden, Wembley, Greenford, and surrounding villages in parts of Greater London and Hertfordshire.

8 postcodes in the W5 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 high, 5 medium, 2 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 W5 postcodes are at risk?

W5 1DZ up to High W5 1DN up to Medium W5 1DX up to Medium W5 1DY up to Medium W5 1EA up to Medium W5 1ED up to Medium W5 1DP up to Low W5 1UP up to Low

Rivers and flooding history near W5

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

1,212 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (17 at warning level or above), most recently 29 September 2026. Warnings cover flood areas, not individual addresses.

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

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

🏠 Buying or renting in W5? 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

W4 W6 W7 W12 W13

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.