Does SW11 flood?

Yes — parts of the SW11 district carry real flood risk: 11 of its 619 at-risk postcodes reach the Environment Agency's High likelihood band. The SW11 postcode district covers St Mary's, Falconbrook, Battersea Park, Shaftesbury & Queenstown, close to Westminster, Merton, Barnes, and surrounding villages in parts of Greater London and Surrey.

619 postcodes in the SW11 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 11 high, 121 low, 487 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 SW11 postcodes are at risk?

SW11 3EY up to High SW11 3GL up to High SW11 3HA up to High SW11 3LG up to High SW11 3NA up to High SW11 3RP up to High SW11 3RQ up to High SW11 3TN up to High SW11 4PL up to High SW11 8NZ up to High SW11 8PZ up to High SW11 2AS up to Low SW11 2AT up to Low SW11 2AU up to Low SW11 2AX up to Low SW11 2AY up to Low SW11 2AZ up to Low SW11 2BA up to Low SW11 2BF up to Low SW11 2BN up to Low SW11 2BP up to Low SW11 2BS up to Low SW11 2BT up to Low SW11 2BU up to Low SW11 2BW up to Low SW11 2BX up to Low SW11 2BY up to Low SW11 2BZ up to Low SW11 2DA up to Low SW11 2DB up to Low SW11 2DF up to Low SW11 2DG up to Low SW11 2DJ up to Low SW11 2EE up to Low SW11 2EF up to Low SW11 2EG up to Low SW11 2EH up to Low SW11 2EQ up to Low SW11 2EW up to Low SW11 2HB up to Low SW11 2LB up to Low SW11 2LJ up to Low SW11 2LP up to Low SW11 2LU up to Low SW11 2LW up to Low SW11 2LX up to Low SW11 2NA up to Low SW11 2NB up to Low SW11 2ND up to Low SW11 2NG up to Low SW11 2NJ up to Low SW11 2NL up to Low SW11 2NP up to Low SW11 2PF up to Low SW11 2PG up to Low SW11 2QA up to Low SW11 2QB up to Low SW11 2QD up to Low SW11 2QE up to Low SW11 2QF up to Low SW11 2QG up to Low SW11 2QJ up to Low SW11 2QN up to Low SW11 2QQ up to Low SW11 2QR up to Low SW11 2QU up to Low SW11 2QW up to Low SW11 2QX up to Low SW11 2QY up to Low SW11 2QZ up to Low SW11 2RJ up to Low SW11 2RR up to Low SW11 2RS up to Low SW11 2RT up to Low SW11 2SA up to Low SW11 2SD up to Low SW11 2SE up to Low SW11 2SF up to Low SW11 2SG up to Low SW11 2SH up to Low SW11 2SJ up to Low SW11 2SL up to Low SW11 2SQ up to Low SW11 2SR up to Low SW11 2SS up to Low SW11 2ST up to Low SW11 2SU up to Low SW11 2TH up to Low SW11 2TJ up to Low SW11 2TL up to Low SW11 2TN up to Low SW11 2TP up to Low SW11 2TU up to Low SW11 2TW up to Low SW11 2TX up to Low SW11 2TZ up to Low SW11 2UA up to Low SW11 2UB up to Low SW11 2UD up to Low SW11 2UE up to Low SW11 2UF up to Low SW11 2UG up to Low SW11 3BD up to Low SW11 3GQ up to Low SW11 3HR up to Low SW11 3JD up to Low SW11 3JE up to Low SW11 3JF up to Low SW11 3JT up to Low SW11 3JZ up to Low SW11 3NB up to Low SW11 3QD up to Low SW11 3QP up to Low SW11 3QR up to Low SW11 3QS up to Low SW11 3QT up to Low SW11 3QU up to Low SW11 3QX up to Low SW11 3QY up to Low SW11 3RD up to Low SW11 3RS up to Low SW11 3RX up to Low SW11 3SA up to Low SW11 3SD up to Low SW11 3SE up to Low SW11 3SF up to Low SW11 3SJ up to Low SW11 3SX up to Low SW11 3UE up to Low SW11 3UJ up to Low SW11 3UL up to Low SW11 3UZ up to Low SW11 2DL up to Very low SW11 2DN up to Very low SW11 2DR up to Very low SW11 2DS up to Very low SW11 2DT up to Very low SW11 2DU up to Very low SW11 2DW up to Very low SW11 2DX up to Very low SW11 2EB up to Very low SW11 2ED up to Very low SW11 2EJ up to Very low SW11 2EL up to Very low SW11 2EN up to Very low SW11 2ER up to Very low SW11 2ES up to Very low SW11 2ET up to Very low SW11 2EU up to Very low SW11 2EX up to Very low SW11 2EY up to Very low SW11 2EZ up to Very low SW11 2FA up to Very low SW11 2FR up to Very low SW11 2FT up to Very low SW11 2FU up to Very low SW11 2HG up to Very low SW11 2HH up to Very low SW11 2HQ up to Very low SW11 2HS up to Very low SW11 2JA up to Very low SW11 2JB up to Very low SW11 2JD up to Very low SW11 2JE up to Very low SW11 2JG up to Very low SW11 2JL up to Very low SW11 2JN up to Very low SW11 2JP up to Very low SW11 2JU up to Very low SW11 2JY up to Very low SW11 2LD up to Very low SW11 2LE up to Very low SW11 2LF up to Very low SW11 2LH up to Very low SW11 2LQ up to Very low SW11 2LR up to Very low SW11 2LS up to Very low SW11 2LT up to Very low SW11 2LY up to Very low SW11 2LZ up to Very low SW11 2NE up to Very low SW11 2NN up to Very low SW11 2NR up to Very low SW11 2NS up to Very low SW11 2NT up to Very low SW11 2NU up to Very low SW11 2NW up to Very low SW11 2PE up to Very low SW11 2PH up to Very low SW11 2PJ up to Very low SW11 2PL up to Very low SW11 2PN up to Very low SW11 2PR up to Very low SW11 2PT up to Very low SW11 2PU up to Very low SW11 2PX up to Very low SW11 2PY up to Very low SW11 2PZ up to Very low SW11 2QL up to Very low SW11 2SN up to Very low SW11 2TB up to Very low SW11 2TD up to Very low SW11 2TF up to Very low SW11 2TQ up to Very low SW11 2TR up to Very low SW11 2TS up to Very low SW11 2TT up to Very low SW11 2UT up to Very low SW11 3AA up to Very low SW11 3AB up to Very low SW11 3AD up to Very low SW11 3AE up to Very low SW11 3AF up to Very low SW11 3AG up to Very low SW11 3AH up to Very low SW11 3AJ up to Very low SW11 3AN up to Very low SW11 3AS up to Very low SW11 3AT up to Very low SW11 3AU up to Very low SW11 3AW up to Very low SW11 3AX up to Very low SW11 3AZ up to Very low SW11 3BA up to Very low SW11 3BB up to Very low SW11 3BE up to Very low SW11 3BF up to Very low SW11 3BG up to Very low SW11 3BH up to Very low SW11 3BJ up to Very low SW11 3BL up to Very low SW11 3BN up to Very low SW11 3BP up to Very low SW11 3BQ up to Very low SW11 3BS up to Very low SW11 3BT up to Very low SW11 3BU up to Very low SW11 3BW up to Very low SW11 3BX up to Very low SW11 3BY up to Very low SW11 3BZ up to Very low SW11 3DD up to Very low SW11 3DE up to Very low SW11 3DF up to Very low SW11 3DH up to Very low SW11 3DJ up to Very low SW11 3DL up to Very low SW11 3DN up to Very low SW11 3DP up to Very low SW11 3DR up to Very low SW11 3DS up to Very low SW11 3DW up to Very low SW11 3DX up to Very low SW11 3DY up to Very low SW11 3DZ up to Very low SW11 3EE up to Very low SW11 3EF up to Very low SW11 3EG up to Very low SW11 3EH up to Very low SW11 3EJ up to Very low SW11 3EL up to Very low SW11 3EN up to Very low SW11 3EP up to Very low SW11 3EQ up to Very low SW11 3ER up to Very low SW11 3ES up to Very low SW11 3ET up to Very low SW11 3EW up to Very low SW11 3EX up to Very low SW11 3EZ up to Very low SW11 3FA up to Very low SW11 3FU up to Very low SW11 3GJ up to Very low SW11 3GN up to Very low SW11 3GP up to Very low SW11 3GR up to Very low SW11 3GS up to Very low SW11 3GT up to Very low SW11 3GU up to Very low SW11 3GW up to Very low SW11 3GX up to Very low SW11 3GY up to Very low SW11 3GZ up to Very low SW11 3HB up to Very low SW11 3HD up to Very low SW11 3HE up to Very low SW11 3HF up to Very low SW11 3HG up to Very low SW11 3HH up to Very low SW11 3HJ up to Very low SW11 3HL up to Very low SW11 3HN up to Very low SW11 3HP up to Very low SW11 3HQ up to Very low SW11 3HS up to Very low SW11 3HT up to Very low SW11 3HU up to Very low SW11 3HW up to Very low SW11 3HX up to Very low SW11 3HY up to Very low SW11 3HZ up to Very low SW11 3JA up to Very low SW11 3JG up to Very low SW11 3JP up to Very low SW11 3JQ up to Very low SW11 3JR up to Very low SW11 3JS up to Very low SW11 3JU up to Very low SW11 3JW up to Very low SW11 3JY up to Very low SW11 3LA up to Very low SW11 3LD up to Very low SW11 3LE up to Very low SW11 3LF up to Very low SW11 3LH up to Very low SW11 3LJ up to Very low SW11 3LL up to Very low SW11 3LN up to Very low SW11 3LP up to Very low SW11 3LR up to Very low SW11 3LW up to Very low SW11 3LY up to Very low SW11 3ND up to Very low SW11 3NE up to Very low SW11 3NF up to Very low SW11 3NH up to Very low SW11 3NJ up to Very low SW11 3NL up to Very low SW11 3NN up to Very low SW11 3NP up to Very low SW11 3NW up to Very low SW11 3NX up to Very low SW11 3NY up to Very low SW11 3PA up to Very low SW11 3PD up to Very low SW11 3PE up to Very low SW11 3PF up to Very low SW11 3PG up to Very low SW11 3PH up to Very low SW11 3PJ up to Very low SW11 3PL up to Very low SW11 3PP up to Very low SW11 3PR up to Very low SW11 3PS up to Very low SW11 3PT up to Very low SW11 3PU up to Very low SW11 3PW up to Very low SW11 3PX up to Very low SW11 3PY up to Very low SW11 3QA up to Very low SW11 3QF up to Very low SW11 3QG up to Very low SW11 3QH up to Very low SW11 3QQ up to Very low SW11 3RA up to Very low SW11 3RB up to Very low SW11 3RF up to Very low SW11 3RL up to Very low SW11 3RY up to Very low SW11 3SL up to Very low SW11 3SN up to Very low SW11 3SP up to Very low SW11 3SR up to Very low SW11 3SS up to Very low SW11 3SU up to Very low SW11 3SW up to Very low SW11 3TA up to Very low SW11 3TB up to Very low SW11 3TD up to Very low SW11 3TE up to Very low SW11 3TF up to Very low SW11 3TG up to Very low SW11 3TH up to Very low SW11 3TJ up to Very low SW11 3TL up to Very low SW11 3TP up to Very low SW11 3TQ up to Very low SW11 3TR up to Very low SW11 3TS up to Very low SW11 3TT up to Very low SW11 3TU up to Very low SW11 3TW up to Very low SW11 3TX up to Very low SW11 3TY up to Very low SW11 3TZ up to Very low SW11 3UA up to Very low SW11 3UF up to Very low SW11 3UG up to Very low SW11 3UN up to Very low SW11 3UW up to Very low SW11 3UX up to Very low SW11 3YH up to Very low SW11 3YQ up to Very low SW11 3YR up to Very low SW11 3YS up to Very low SW11 3YW up to Very low SW11 4AA up to Very low SW11 4AB up to Very low SW11 4AE up to Very low SW11 4AF up to Very low SW11 4AG up to Very low SW11 4AH up to Very low SW11 4AL up to Very low SW11 4AN up to Very low SW11 4AQ up to Very low SW11 4AS up to Very low SW11 4AU up to Very low SW11 4AY up to Very low SW11 4BT up to Very low SW11 4DS up to Very low SW11 4DT up to Very low SW11 4EH up to Very low SW11 4FS up to Very low SW11 4FX up to Very low SW11 4FY up to Very low SW11 4FZ up to Very low SW11 4GB up to Very low SW11 4GJ up to Very low SW11 4LL up to Very low SW11 4LR up to Very low SW11 4LW up to Very low SW11 4NA up to Very low SW11 4NJ up to Very low SW11 4NL up to Very low SW11 4NN up to Very low SW11 4NP up to Very low SW11 4NQ up to Very low SW11 4NT up to Very low SW11 4NU up to Very low SW11 4NW up to Very low SW11 4NX up to Very low SW11 4PF up to Very low SW11 4PG up to Very low SW11 4PH up to Very low SW11 4PJ up to Very low SW11 4PQ up to Very low SW11 4QA up to Very low SW11 4QB up to Very low SW11 4QD up to Very low SW11 4QE up to Very low SW11 4QG up to Very low SW11 4QN up to Very low SW11 4QR up to Very low SW11 4QS up to Very low SW11 4QT up to Very low SW11 4QU up to Very low SW11 4QW up to Very low SW11 4QX up to Very low SW11 4QY up to Very low SW11 4RA up to Very low SW11 4RB up to Very low SW11 4RD up to Very low SW11 4RE up to Very low SW11 4RF up to Very low SW11 4RG up to Very low SW11 4RH up to Very low SW11 4RJ up to Very low SW11 4RP up to Very low SW11 4RQ up to Very low SW11 4SR up to Very low SW11 4SS up to Very low SW11 5AB up to Very low SW11 5AD up to Very low SW11 5AE up to Very low SW11 5AF up to Very low SW11 5AG up to Very low SW11 5AJ up to Very low SW11 5AL up to Very low SW11 5AN up to Very low SW11 5AQ up to Very low SW11 5AR up to Very low SW11 5AS up to Very low SW11 5AT up to Very low SW11 5AU up to Very low SW11 5AW up to Very low SW11 5AX up to Very low SW11 5AY up to Very low SW11 5BA up to Very low SW11 5BB up to Very low SW11 5BD up to Very low SW11 5BH up to Very low SW11 5BJ up to Very low SW11 5BL up to Very low SW11 5BN up to Very low SW11 5BP up to Very low SW11 5BS up to Very low SW11 5BT up to Very low SW11 5BU up to Very low SW11 5BW up to Very low SW11 5BX up to Very low SW11 5BY up to Very low SW11 5DJ up to Very low SW11 5DL up to Very low SW11 5DN up to Very low SW11 5DZ up to Very low SW11 5EH up to Very low SW11 5ER up to Very low SW11 5ET up to Very low SW11 5EZ up to Very low SW11 5GX up to Very low SW11 5HE up to Very low SW11 5JR up to Very low SW11 5JY up to Very low SW11 5JZ up to Very low SW11 5LA up to Very low SW11 5LB up to Very low SW11 5LD up to Very low SW11 5LE up to Very low SW11 5LF up to Very low SW11 5LG up to Very low SW11 5LH up to Very low SW11 5LJ up to Very low SW11 5LL up to Very low SW11 5LN up to Very low SW11 5LP up to Very low SW11 5LQ up to Very low SW11 5LR up to Very low SW11 5LS up to Very low SW11 5LT up to Very low SW11 5LU up to Very low SW11 5LW up to Very low SW11 5LX up to Very low SW11 5QR up to Very low SW11 5QS up to Very low SW11 5QU up to Very low SW11 5QX up to Very low SW11 5QY up to Very low SW11 5QZ up to Very low SW11 5TD up to Very low SW11 5TP up to Very low SW11 5TS up to Very low SW11 5TT up to Very low SW11 5UB up to Very low SW11 5UD up to Very low SW11 5UE up to Very low SW11 5UF up to Very low SW11 5UG up to Very low SW11 5UH up to Very low SW11 5UJ up to Very low SW11 5UL up to Very low SW11 5UN up to Very low SW11 5UP up to Very low SW11 5UQ up to Very low SW11 5UW up to Very low SW11 5UX up to Very low SW11 5UY up to Very low SW11 5UZ up to Very low SW11 5XA up to Very low SW11 5XB up to Very low SW11 5XD up to Very low SW11 5XE up to Very low SW11 5XF up to Very low SW11 5XG up to Very low SW11 5XH up to Very low SW11 5XJ up to Very low SW11 5XN up to Very low SW11 5XP up to Very low SW11 5XQ up to Very low SW11 5XR up to Very low SW11 5XS up to Very low SW11 5XT up to Very low SW11 5YA up to Very low SW11 5YB up to Very low SW11 7AE up to Very low SW11 7AQ up to Very low SW11 7AR up to Very low SW11 7AS up to Very low SW11 7AW up to Very low SW11 7AX up to Very low SW11 7AY up to Very low SW11 7AZ up to Very low SW11 7BD up to Very low SW11 7BE up to Very low SW11 7BF up to Very low SW11 7BG up to Very low SW11 7BH up to Very low SW11 7BJ up to Very low SW11 7BN up to Very low SW11 7BP up to Very low SW11 7BQ up to Very low SW11 7BR up to Very low SW11 7BS up to Very low SW11 7BT up to Very low SW11 7BU up to Very low SW11 7BW up to Very low SW11 7DH up to Very low SW11 7DN up to Very low SW11 7DY up to Very low SW11 7DZ up to Very low SW11 7EA up to Very low SW11 7EB up to Very low SW11 7ED up to Very low SW11 7EE up to Very low SW11 7EG up to Very low SW11 7EH up to Very low SW11 7EJ up to Very low SW11 7EL up to Very low SW11 7EN up to Very low SW11 7EP up to Very low SW11 7EQ up to Very low SW11 8AL up to Very low SW11 8AT up to Very low SW11 8AU up to Very low SW11 8AX up to Very low SW11 8BA up to Very low SW11 8BB up to Very low SW11 8BJ up to Very low SW11 8BN up to Very low SW11 8BS up to Very low SW11 8BT up to Very low SW11 8BX up to Very low SW11 8DA up to Very low SW11 8NE up to Very low SW11 8NG up to Very low SW11 8NJ up to Very low SW11 8NL up to Very low SW11 8NN up to Very low SW11 8NR up to Very low SW11 8PL up to Very low

Rivers and flooding history near SW11

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

1,143 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 29 September 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 SW11? 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

SW10 SW13 SW14 SW8 SW15 SW16 SW6 SW17

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.