Does MK43 flood?

Yes — parts of the MK43 district carry real flood risk: 46 of its 84 at-risk postcodes reach the Environment Agency's High likelihood band. The MK43 postcode district covers Bromham, Cranfield & Marston Moretaine, Harrold, Sharnbrook, close to Turvey, Bedford, Olney, and surrounding villages in parts of City of Milton Keynes and Bedford.

84 postcodes in the MK43 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 46 high, 9 medium, 16 low, 13 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).

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Which MK43 postcodes are at risk?

MK43 0QY up to High MK43 0XF up to High MK43 7AT up to High MK43 7AU up to High MK43 7BB up to High MK43 7BG up to High MK43 7BW up to High MK43 7DA up to High MK43 7DB up to High MK43 7DF up to High MK43 7DG up to High MK43 7DU up to High MK43 7FB up to High MK43 7HN up to High MK43 7HU up to High MK43 7JD up to High MK43 7JQ up to High MK43 7NN up to High MK43 7PN up to High MK43 7PP up to High MK43 7QG up to High MK43 7RX up to High MK43 7RY up to High MK43 7SZ up to High MK43 8EQ up to High MK43 8ER up to High MK43 8ES up to High MK43 8ET up to High MK43 8EW up to High MK43 8HH up to High MK43 8LP up to High MK43 8LX up to High MK43 8PB up to High MK43 8PG up to High MK43 8PH up to High MK43 8PJ up to High MK43 8QS up to High MK43 8RH up to High MK43 8RN up to High MK43 8TH up to High MK43 8TP up to High MK43 8TS up to High MK43 9BD up to High MK43 9BH up to High MK43 9HJ up to High MK43 9HN up to High MK43 0PD up to Medium MK43 7BH up to Medium MK43 7FR up to Medium MK43 7HD up to Medium MK43 7PR up to Medium MK43 8LY up to Medium MK43 8NG up to Medium MK43 8NN up to Medium MK43 8PP up to Medium MK43 0PR up to Low MK43 0UY up to Low MK43 7DS up to Low MK43 7LH up to Low MK43 7NL up to Low MK43 7RU up to Low MK43 8DH up to Low MK43 8NE up to Low MK43 8PL up to Low MK43 8RQ up to Low MK43 9AH up to Low MK43 9DJ up to Low MK43 9EJ up to Low MK43 9LY up to Low MK43 9NE up to Low MK43 9NR up to Low MK43 0DD up to Very low MK43 0ED up to Very low MK43 0FB up to Very low MK43 0LE up to Very low MK43 0PS up to Very low MK43 0UX up to Very low MK43 0WD up to Very low MK43 0WE up to Very low MK43 0WJ up to Very low MK43 0WX up to Very low MK43 0WY up to Very low MK43 0XT up to Very low MK43 0YS up to Very low

Rivers and flooding history near MK43

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

58 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (48 at warning level or above), most recently 6 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 MK43? 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

MK42 MK44 MK41 MK45 MK40 MK46 MK19 MK18

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.