Does PO34 flood?

Yes — parts of the PO34 district carry real flood risk: 18 of its 19 at-risk postcodes reach the Environment Agency's High likelihood band. The PO34 postcode district covers Nettlestone & Seaview, close to Ryde, St Helens, Sandown, and surrounding villages in parts of Isle of Wight and England.

19 postcodes in the PO34 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 18 high, 1 medium. 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 PO34 postcodes are at risk?

PO34 5AE up to High PO34 5AF up to High PO34 5AG up to High PO34 5AH up to High PO34 5AJ up to High PO34 5AL up to High PO34 5AN up to High PO34 5AP up to High PO34 5AQ up to High PO34 5AR up to High PO34 5AU up to High PO34 5AW up to High PO34 5BL up to High PO34 5BP up to High PO34 5BW up to High PO34 5HB up to High PO34 5HE up to High PO34 5HF up to High PO34 5AS up to Medium

Rivers and flooding history near PO34

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

Monkton Mead on the Monktonmead Brook — 2.7 km away, highest on record 2.75m
St Johns on the Monktonmead Brook — 2.8 km away, highest on record 3.82m
Sandown on the Eastern Yar — 6.8 km away, highest on record 2.61m
Burnt House on the Eastern Yar — 7.6 km away, highest on record 1.57m

383 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (37 at warning level or above), most recently 26 February 2026. Warnings cover flood areas, not individual addresses.

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

30/12/1993_Monktonmead Brook_Ryde(4) (1993) — about 2.6 km from the centre
07236I741FEO_30/12/1993_016 (1993) — about 2.6 km from the centre
30/12/1993_Monktonmead Brook_Ryde(2) (1993) — about 2.7 km from the centre
30/12/93_Springvale Brook_Springvale (1993) — about 0.8 km from the centre

🏠 Buying or renting in PO34? 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

PO33 PO35 PO32 PO36 PO31 PO37 PO30 PO38

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.