Does HP17 flood?

Yes — parts of the HP17 district carry real flood risk: 5 of its 9 at-risk postcodes reach the Environment Agency's High likelihood band. The HP17 postcode district covers Haddenham & Stone, Ridgeway East, Princes Risborough, close to Aylesbury, Cuddington, Stone, and surrounding villages in Buckinghamshire.

9 postcodes in the HP17 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 5 high, 1 medium, 3 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 HP17 postcodes are at risk?

HP17 8LT up to High HP17 8NG up to High HP17 8SP up to High HP17 8XB up to High HP17 8XE up to High HP17 9UG up to Medium HP17 8NE up to Low HP17 8TF up to Low HP17 9UD up to Low

Rivers and flooding history near HP17

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

Cuddington on the River Thame — 6.6 km away, highest on record 2.59m
Aylesbury Thame on the River Thame — 7.1 km away, highest on record 2.51m
Aylesbury on the Bear Brook — 7.5 km away, highest on record 2.00m
Weston Turville on the Wendover Springs — 7.8 km away, highest on record 0.83m

197 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (2 at warning level or above), most recently 18 March 2026. Warnings cover flood areas, not individual addresses.

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

Winter 2013/2014 (2013) — about 23.4 km from the centre
September 1992 flooding — about 3.1 km from the centre

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

🏠 Buying or renting in HP17? 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

HP16 HP18 HP19 HP14 HP20 HP13 HP21 HP12

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.