Does CW9 flood?

Yes — parts of the CW9 district carry real flood risk: 15 of its 96 at-risk postcodes reach the Environment Agency's High likelihood band. The CW9 postcode district covers Marbury, Shakerley, close to Northwich, Davenham, Acton Bridge, and surrounding villages in parts of Cheshire West and Chester and Cheshire East.

96 postcodes in the CW9 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 15 high, 28 medium, 53 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 CW9 postcodes are at risk?

CW9 5EY up to High CW9 5FT up to High CW9 5HD up to High CW9 5JJ up to High CW9 6AR up to High CW9 6JS up to High CW9 6JU up to High CW9 7LS up to High CW9 7NB up to High CW9 7ND up to High CW9 7NW up to High CW9 8AG up to High CW9 8DA up to High CW9 8LQ up to High CW9 8NG up to High CW9 5AP up to Medium CW9 5AU up to Medium CW9 5AW up to Medium CW9 5AX up to Medium CW9 5BD up to Medium CW9 5BE up to Medium CW9 5BN up to Medium CW9 5BS up to Medium CW9 5BT up to Medium CW9 5BU up to Medium CW9 5BW up to Medium CW9 5BX up to Medium CW9 5BY up to Medium CW9 5BZ up to Medium CW9 5DD up to Medium CW9 5DE up to Medium CW9 5EB up to Medium CW9 5EU up to Medium CW9 5HA up to Medium CW9 5HJ up to Medium CW9 5JN up to Medium CW9 5JS up to Medium CW9 5QA up to Medium CW9 8GA up to Medium CW9 8GZ up to Medium CW9 8HF up to Medium CW9 8JY up to Medium CW9 8LP up to Medium CW9 5AA up to Low CW9 5AT up to Low CW9 5AY up to Low CW9 5BB up to Low CW9 5BF up to Low CW9 5BJ up to Low CW9 5BL up to Low CW9 5EP up to Low CW9 5EX up to Low CW9 5FQ up to Low CW9 5FW up to Low CW9 5GE up to Low CW9 5HB up to Low CW9 5HG up to Low CW9 5HL up to Low CW9 5HN up to Low CW9 5HP up to Low CW9 5HQ up to Low CW9 5HR up to Low CW9 5HT up to Low CW9 5HU up to Low CW9 5JA up to Low CW9 5JB up to Low CW9 5JD up to Low CW9 5JE up to Low CW9 5JF up to Low CW9 5JL up to Low CW9 5JP up to Low CW9 5JQ up to Low CW9 5JR up to Low CW9 5LA up to Low CW9 5NP up to Low CW9 5QB up to Low CW9 5QE up to Low CW9 5QF up to Low CW9 5QG up to Low CW9 5QJ up to Low CW9 5QQ up to Low CW9 5UR up to Low CW9 5XP up to Low CW9 7FA up to Low CW9 7NE up to Low CW9 7NG up to Low CW9 7NH up to Low CW9 7NJ up to Low CW9 7NL up to Low CW9 7NN up to Low CW9 7NQ up to Low CW9 7SL up to Low CW9 7ZR up to Low CW9 8AF up to Low CW9 8GU up to Low CW9 8SJ up to Low

Rivers and flooding history near CW9

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

51 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (51 at warning level or above), most recently 20 September 2025. 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 CW9? 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

CW10 CW8 CW11 CW7 CW12 CW6 CW5 CW4

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.