Does TN34 flood?

Yes — parts of the TN34 district carry real flood risk: 46 of its 78 at-risk postcodes reach the Environment Agency's High likelihood band. The TN34 postcode district covers Castle, St Helens, Braybrooke, Old Hastings, close to Sheepwash Bridge, Crowhurst, Broadland Row, and surrounding villages in East Sussex.

78 postcodes in the TN34 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 46 high, 2 medium, 12 low, 18 very 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 TN34 postcodes are at risk?

TN34 1BE up to High TN34 1BL up to High TN34 1DJ up to High TN34 1EE up to High TN34 1GW up to High TN34 1HA up to High TN34 1HH up to High TN34 1HL up to High TN34 1HN up to High TN34 1HT up to High TN34 1HU up to High TN34 1HW up to High TN34 1JA up to High TN34 1JB up to High TN34 1JE up to High TN34 1JG up to High TN34 1JH up to High TN34 1JL up to High TN34 1JN up to High TN34 1JP up to High TN34 1JR up to High TN34 1JY up to High TN34 1NA up to High TN34 1NG up to High TN34 1NN up to High TN34 1NX up to High TN34 1NY up to High TN34 1PE up to High TN34 1PH up to High TN34 1PQ up to High TN34 1QP up to High TN34 1QR up to High TN34 2DF up to High TN34 2DL up to High TN34 2DP up to High TN34 2DW up to High TN34 2EL up to High TN34 2HA up to High TN34 2HX up to High TN34 2LE up to High TN34 2LQ up to High TN34 3AG up to High TN34 3AJ up to High TN34 3DW up to High TN34 3FJ up to High TN34 3PL up to High TN34 2BS up to Medium TN34 2LL up to Medium TN34 1BP up to Low TN34 1DQ up to Low TN34 1HY up to Low TN34 1PA up to Low TN34 2DE up to Low TN34 2DH up to Low TN34 2DN up to Low TN34 2HP up to Low TN34 2LB up to Low TN34 2TA up to Low TN34 2TB up to Low TN34 2TE up to Low TN34 1QA up to Very low TN34 1QF up to Very low TN34 1QJ up to Very low TN34 1RL up to Very low TN34 1RN up to Very low TN34 1RP up to Very low TN34 1RT up to Very low TN34 1RX up to Very low TN34 1SE up to Very low TN34 1SF up to Very low TN34 1SG up to Very low TN34 1SL up to Very low TN34 1SP up to Very low TN34 1SS up to Very low TN34 1SW up to Very low TN34 2JT up to Very low TN34 2JX up to Very low TN34 2LG up to Very low

Rivers and flooding history near TN34

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

222 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (33 at warning level or above), most recently 26 August 2026. Warnings cover flood areas, not individual addresses.

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

🏠 Buying or renting in TN34? 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

TN33 TN35 TN32 TN36 TN31 TN37 TN30 TN38

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.