Does GL3 flood?

Yes — parts of the GL3 district carry real flood risk: 11 of its 36 at-risk postcodes reach the Environment Agency's High likelihood band. The GL3 postcode district covers Hucclecote, Churchdown St John's, Badgeworth, Churchdown Brookfield with Hucclecote, close to Gloucester, Sandhurst, Maisemore, and surrounding villages in Gloucestershire.

36 postcodes in the GL3 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 11 high, 6 medium, 19 low. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

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Which GL3 postcodes are at risk?

GL3 3DY up to High GL3 3EA up to High GL3 3EB up to High GL3 3EE up to High GL3 3EG up to High GL3 3HA up to High GL3 3QX up to High GL3 3RF up to High GL3 4TE up to High GL3 4TH up to High GL3 4TR up to High GL3 1JZ up to Medium GL3 3NB up to Medium GL3 3NH up to Medium GL3 3NQ up to Medium GL3 4JY up to Medium GL3 4JZ up to Medium GL3 1AB up to Low GL3 1AE up to Low GL3 1AF up to Low GL3 1DJ up to Low GL3 1FF up to Low GL3 1FX up to Low GL3 1FZ up to Low GL3 1GF up to Low GL3 1GG up to Low GL3 2PP up to Low GL3 3AQ up to Low GL3 3HG up to Low GL3 3HW up to Low GL3 3NX up to Low GL3 3QU up to Low GL3 3RP up to Low GL3 3UH up to Low GL3 4TB up to Low GL3 4TD up to Low

Rivers and flooding history near GL3

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

Hucclecote on the Horsbere Brook — 0.4 km away, highest on record 1.76m
Kingscroft Road on the Wotton Brook — 1.1 km away, highest on record 1.81m
Zoons Court Flood Storage on the Horsbere Brook — 1.3 km away, highest on record 2.13m
Zoons Court on the Horsbere Brook — 1.3 km away, highest on record 2.43m

386 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (176 at warning level or above), most recently 6 March 2026. Warnings cover flood areas, not individual addresses.

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

River Severn 004 (July 07) (2007) — about 4.4 km from the centre
River Severn 007 (July 07) (2007) — about 6.5 km from the centre
Horsebere Brook 010 (July 07) (2007) — about 0.4 km from the centre
Horsebere Brook 006 (July 07) (2007) — about 2.3 km from the centre

🏠 Buying or renting in GL3? 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

GL2 GL4 GL1 GL5 GL6 GL7 GL8 GL9

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.