Does L27 flood?

Only lower-likelihood flood risk is recorded in L27: none of its 1 listed postcodes goes beyond the Low band. The L27 postcode district covers Belle Vale, close to Netherley, St Helens, Penketh, and surrounding villages in parts of Liverpool City Region and Warrington.

1 postcode in the L27 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 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 L27 postcodes are at risk?

L27 5RB up to Low

Rivers and flooding history near L27

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

Winster Drive on the Netherley Brook — 0.1 km away, highest on record 2.92m
Ellamsbridge Road, St Helens on the Sutton Mill Brook — 10 km away, highest on record 1.29m
Kirkby on the River Alt — 12.2 km away, highest on record 2.22m
Haydock West End Road on the Black Brook — 12.2 km away

42 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (9 at warning level or above), most recently 14 November 2025. Warnings cover flood areas, not individual addresses.

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

Egremont (2023) — about 0 km from the centre
FOXB (2002) — about 2.1 km from the centre
NETH (2002) — about 0 km from the centre
DITT (2002) — about 3.8 km from the centre

Records, not floods: no outline on the record is not evidence a place has not flooded.

🏠 Buying or renting in L27? 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

L26 L28 L25 L29 L24 L30 L31 L32

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.