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Does TW19 flood?

Yes — parts of the TW19 district carry real flood risk: 66 of its 111 at-risk postcodes reach the Environment Agency's High likelihood band. The TW19 postcode district covers Datchet, Horton & Wraysbury, Stanwell North, Staines, close to Old Windsor, Hythe End, Horton, and surrounding villages in parts of Surrey and England.

111 postcodes in the TW19 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 66 high, 29 medium, 10 low, 6 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 TW19 postcodes are at risk?

TW19 5AA up to High TW19 5AB up to High TW19 5AD up to High TW19 5AF up to High TW19 5AG up to High TW19 5AH up to High TW19 5AJ up to High TW19 5AN up to High TW19 5AP up to High TW19 5AR up to High TW19 5AS up to High TW19 5AT up to High TW19 5AW up to High TW19 5BS up to High TW19 5DG up to High TW19 5DH up to High TW19 5DL up to High TW19 5DP up to High TW19 5DS up to High TW19 5DU up to High TW19 5EH up to High TW19 5EJ up to High TW19 5EN up to High TW19 5ER up to High TW19 5ES up to High TW19 5ET up to High TW19 5EU up to High TW19 5EW up to High TW19 5EY up to High TW19 5EZ up to High TW19 5HA up to High TW19 5HB up to High TW19 5HD up to High TW19 5HE up to High TW19 5HQ up to High TW19 5JA up to High TW19 5JB up to High TW19 5JF up to High TW19 5JG up to High TW19 5JH up to High TW19 5JJ up to High TW19 5JL up to High TW19 5JN up to High TW19 5JP up to High TW19 5JQ up to High TW19 5JR up to High TW19 5JS up to High TW19 5JT up to High TW19 5JW up to High TW19 5NA up to High TW19 5ND up to High TW19 5NF up to High TW19 5NG up to High TW19 5NH up to High TW19 5NJ up to High TW19 5NR up to High TW19 5NW up to High TW19 6BQ up to High TW19 6EB up to High TW19 6EQ up to High TW19 6HA up to High TW19 6HD up to High TW19 6HE up to High TW19 6HF up to High TW19 6HG up to High TW19 6HW up to High TW19 5AE up to Medium TW19 5AL up to Medium TW19 5BX up to Medium TW19 5BY up to Medium TW19 5BZ up to Medium TW19 5DB up to Medium TW19 5DE up to Medium TW19 5DJ up to Medium TW19 5DN up to Medium TW19 5DR up to Medium TW19 5DT up to Medium TW19 5DW up to Medium TW19 5DY up to Medium TW19 5DZ up to Medium TW19 5EP up to Medium TW19 5EQ up to Medium TW19 5HF up to Medium TW19 5HG up to Medium TW19 5LY up to Medium TW19 5NB up to Medium TW19 5NQ up to Medium TW19 5NS up to Medium TW19 5NT up to Medium TW19 5NX up to Medium TW19 6EA up to Medium TW19 6ED up to Medium TW19 6EE up to Medium TW19 6EF up to Medium TW19 6EG up to Medium TW19 5BP up to Low TW19 5DA up to Low TW19 5NE up to Low TW19 5NL up to Low TW19 5NN up to Low TW19 5NY up to Low TW19 6AG up to Low TW19 6BG up to Low TW19 6BN up to Low TW19 6HN up to Low TW19 5NU up to Very low TW19 6AE up to Very low TW19 6AJ up to Very low TW19 6BD up to Very low TW19 6BF up to Very low TW19 6BX up to Very low

Rivers and flooding history near TW19

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

311 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (106 at warning level or above), most recently 14 March 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 TW19? 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

TW18 TW20 TW17 TW16 TW15 TW14 TW13 TW12

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.