Does RH11 flood?

Yes — parts of the RH11 district carry real flood risk: 26 of its 75 at-risk postcodes reach the Environment Agency's High likelihood band. The RH11 postcode district covers Gossops Green & North East Broadfield, Bewbush & North Broadfield, Ifield, Langley Green & Tushmore, close to Three Bridges, Charlwood, Maidenbower, and surrounding villages in parts of West Sussex and Surrey.

75 postcodes in the RH11 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 26 high, 1 medium, 46 low, 2 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 RH11 postcodes are at risk?

RH11 0JQ up to High RH11 0JZ up to High RH11 0LA up to High RH11 0LS up to High RH11 0LT up to High RH11 0NU up to High RH11 0PL up to High RH11 0PQ up to High RH11 0PW up to High RH11 0QA up to High RH11 0TH up to High RH11 0TJ up to High RH11 0TN up to High RH11 6AS up to High RH11 7LX up to High RH11 8GN up to High RH11 9DF up to High RH11 9GH up to High RH11 9GJ up to High RH11 9HD up to High RH11 9HF up to High RH11 9PB up to High RH11 9PD up to High RH11 9RT up to High RH11 9RX up to High RH11 9TA up to High RH11 0TG up to Medium RH11 0AF up to Low RH11 0JH up to Low RH11 0NH up to Low RH11 0NS up to Low RH11 0NT up to Low RH11 0NY up to Low RH11 0PJ up to Low RH11 0PR up to Low RH11 0PS up to Low RH11 0PT up to Low RH11 1ZZ up to Low RH11 6BY up to Low RH11 8BG up to Low RH11 8BH up to Low RH11 8BT up to Low RH11 8BU up to Low RH11 8BX up to Low RH11 8BY up to Low RH11 8DB up to Low RH11 8DR up to Low RH11 8FG up to Low RH11 8GH up to Low RH11 8JU up to Low RH11 8JX up to Low RH11 8JZ up to Low RH11 8ND up to Low RH11 8NF up to Low RH11 8NG up to Low RH11 8NQ up to Low RH11 8NZ up to Low RH11 8PL up to Low RH11 8PS up to Low RH11 8PU up to Low RH11 8PX up to Low RH11 8QD up to Low RH11 8RA up to Low RH11 8RF up to Low RH11 9DG up to Low RH11 9DH up to Low RH11 9DJ up to Low RH11 9DL up to Low RH11 9EF up to Low RH11 9EQ up to Low RH11 9HE up to Low RH11 9HG up to Low RH11 9PA up to Low RH11 6AP up to Very low RH11 8JT up to Very low

Rivers and flooding history near RH11

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

153 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 1 February 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 RH11? 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

RH10 RH12 RH13 RH9 RH14 RH8 RH15 RH7

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.