Does TW5 flood?

Yes — parts of the TW5 district carry real flood risk: 1 of its 1 at-risk postcodes reach the Environment Agency's High likelihood band. The TW5 postcode district covers Cranford, close to Southall, Norwood Green, Yiewsley, and surrounding villages in parts of England and Surrey.

1 postcode in the TW5 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 high. 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 TW5 postcodes are at risk?

TW5 9RY up to High

Rivers and flooding history near TW5

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

Cranford Park on the River Crane — 0.4 km away, highest on record 2.64m
Yeading, Brookside Road on the Yeading Brook — 3.4 km away, highest on record 1.36m
Hanwell on the River Brent — 4.9 km away, highest on record 2.73m
Yiewsley on the Frays River — 5.3 km away, highest on record 1.20m

1,425 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (43 at warning level or above), most recently 27 August 2026. Warnings cover flood areas, not individual addresses.

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

Winter 2013/2014 (2013) — about 9.3 km from the centre
August 1977 flooding — about 3.1 km from the centre

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

🏠 Buying or renting in TW5? 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

TW4 TW7 TW2 TW8 TW1 TW9 TW10 TW11

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.