Does LU3 flood?

Yes — parts of the LU3 district carry real flood risk: 7 of its 66 at-risk postcodes reach the Environment Agency's High likelihood band. The LU3 postcode district covers Barnfield, Saints, Biscot, Bramingham, close to Stopsley, Leagrave, Upper Lee, and surrounding villages in parts of Hertfordshire and Luton.

66 postcodes in the LU3 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 7 high, 14 medium, 26 low, 19 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 LU3 postcodes are at risk?

LU3 1BB up to High LU3 1DL up to High LU3 1LE up to High LU3 2BX up to High LU3 2DB up to High LU3 2ET up to High LU3 2JR up to High LU3 1DH up to Medium LU3 1DJ up to Medium LU3 1DN up to Medium LU3 1DP up to Medium LU3 1DS up to Medium LU3 1EE up to Medium LU3 1TZ up to Medium LU3 1UG up to Medium LU3 2AB up to Medium LU3 2AS up to Medium LU3 2JG up to Medium LU3 2LX up to Medium LU3 2NB up to Medium LU3 2PX up to Medium LU3 1LJ up to Low LU3 1ND up to Low LU3 1NE up to Low LU3 1NH up to Low LU3 1SD up to Low LU3 1SE up to Low LU3 1UB up to Low LU3 1UD up to Low LU3 1UE up to Low LU3 1UJ up to Low LU3 1UL up to Low LU3 1UN up to Low LU3 1UQ up to Low LU3 1XB up to Low LU3 2AA up to Low LU3 2AL up to Low LU3 2AR up to Low LU3 2BU up to Low LU3 2DP up to Low LU3 2EH up to Low LU3 2JJ up to Low LU3 2JL up to Low LU3 2LJ up to Low LU3 2LU up to Low LU3 2LY up to Low LU3 3XE up to Low LU3 1DZ up to Very low LU3 1HE up to Very low LU3 1PZ up to Very low LU3 1UU up to Very low LU3 1UY up to Very low LU3 1UZ up to Very low LU3 1XA up to Very low LU3 1XD up to Very low LU3 2AD up to Very low LU3 2AG up to Very low LU3 2AJ up to Very low LU3 2AN up to Very low LU3 2LS up to Very low LU3 2LT up to Very low LU3 2LZ up to Very low LU3 2NA up to Very low LU3 2RZ up to Very low LU3 2SF up to Very low LU3 2XS up to Very low

Rivers and flooding history near LU3

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

12 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (4 at warning level or above), most recently 19 December 2024. 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 LU3? 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

LU2 LU4 LU1 LU5 LU6 LU7

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.