SM5 1 postcode sector in the SM5 district

SM5 1 is a sector of the SM5 district: every postcode that starts SM5 1. It has 197 postcodes in use, 3 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the SM5 1 sector, by flood risk

Map of every postcode in the SM5 1 sector, by flood risk Of the 197 postcodes in the SM5 1 sector that ONS places, 1 have a home or business at high risk, 2 are at low risk at worst and 194 are not on the Environment Agency's at-risk list. Places named: St Helier West, St Helier East. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A217 SM5 1AA: not on the flood risk listSM5 1AE: not on the flood risk listSM5 1AF: not on the flood risk listSM5 1AG: not on the flood risk listSM5 1AH: not on the flood risk listSM5 1AJ: not on the flood risk listSM5 1AL: not on the flood risk listSM5 1AP: not on the flood risk listSM5 1AR: not on the flood risk listSM5 1AU: not on the flood risk listSM5 1AW: not on the flood risk listSM5 1AX: not on the flood risk listSM5 1AY: not on the flood risk listSM5 1AZ: not on the flood risk listSM5 1BD: not on the flood risk listSM5 1BH: not on the flood risk listSM5 1BJ: not on the flood risk listSM5 1BL: not on the flood risk listSM5 1BP: not on the flood risk listSM5 1BQ: not on the flood risk listSM5 1BS: not on the flood risk listSM5 1BT: not on the flood risk listSM5 1BU: not on the flood risk listSM5 1BX: not on the flood risk listSM5 1BY: not on the flood risk listSM5 1BZ: not on the flood risk listSM5 1DA: not on the flood risk listSM5 1DB: not on the flood risk listSM5 1DD: not on the flood risk listSM5 1DF: not on the flood risk listSM5 1DG: not on the flood risk listSM5 1DH: not on the flood risk listSM5 1DN: not on the flood risk listSM5 1DP: not on the flood risk listSM5 1DR: not on the flood risk listSM5 1DS: not on the flood risk listSM5 1DT: not on the flood risk listSM5 1DW: not on the flood risk listSM5 1DZ: not on the flood risk listSM5 1EA: not on the flood risk listSM5 1EE: not on the flood risk listSM5 1EH: not on the flood risk listSM5 1EJ: not on the flood risk listSM5 1EL: not on the flood risk listSM5 1EN: not on the flood risk listSM5 1EP: not on the flood risk listSM5 1EQ: not on the flood risk listSM5 1ER: not on the flood risk listSM5 1ES: not on the flood risk listSM5 1EW: not on the flood risk listSM5 1EX: not on the flood risk listSM5 1EY: not on the flood risk listSM5 1EZ: not on the flood risk listSM5 1HA: not on the flood risk listSM5 1HE: not on the flood risk listSM5 1HH: not on the flood risk listSM5 1HJ: not on the flood risk listSM5 1HL: not on the flood risk listSM5 1HN: not on the flood risk listSM5 1HP: not on the flood risk listSM5 1HR: not on the flood risk listSM5 1HS: not on the flood risk listSM5 1HT: not on the flood risk listSM5 1HW: not on the flood risk listSM5 1HX: not on the flood risk listSM5 1JA: not on the flood risk listSM5 1JB: not on the flood risk listSM5 1JD: not on the flood risk listSM5 1JE: not on the flood risk listSM5 1JF: not on the flood risk listSM5 1JG: not on the flood risk listSM5 1JH: not on the flood risk listSM5 1JJ: not on the flood risk listSM5 1JL: not on the flood risk listSM5 1JN: not on the flood risk listSM5 1JP: not on the flood risk listSM5 1JQ: not on the flood risk listSM5 1JR: not on the flood risk listSM5 1JU: not on the flood risk listSM5 1JW: not on the flood risk listSM5 1JX: not on the flood risk listSM5 1JY: not on the flood risk listSM5 1JZ: not on the flood risk listSM5 1LA: not on the flood risk listSM5 1LB: not on the flood risk listSM5 1LD: not on the flood risk listSM5 1LE: not on the flood risk listSM5 1LF: not on the flood risk listSM5 1LG: not on the flood risk listSM5 1LJ: not on the flood risk listSM5 1LN: not on the flood risk listSM5 1LQ: not on the flood risk listSM5 1LR: not on the flood risk listSM5 1LT: not on the flood risk listSM5 1LU: not on the flood risk listSM5 1LW: not on the flood risk listSM5 1LX: not on the flood risk listSM5 1LY: not on the flood risk listSM5 1LZ: not on the flood risk listSM5 1NA: not on the flood risk listSM5 1NB: not on the flood risk listSM5 1ND: not on the flood risk listSM5 1NE: not on the flood risk listSM5 1NF: not on the flood risk listSM5 1NG: not on the flood risk listSM5 1NH: not on the flood risk listSM5 1NJ: not on the flood risk listSM5 1NL: not on the flood risk listSM5 1NN: not on the flood risk listSM5 1NP: not on the flood risk listSM5 1NQ: not on the flood risk listSM5 1NR: not on the flood risk listSM5 1NT: not on the flood risk listSM5 1NU: not on the flood risk listSM5 1NW: not on the flood risk listSM5 1NX: not on the flood risk listSM5 1NY: not on the flood risk listSM5 1NZ: not on the flood risk listSM5 1PE: not on the flood risk listSM5 1PF: not on the flood risk listSM5 1PG: not on the flood risk listSM5 1PH: not on the flood risk listSM5 1PL: not on the flood risk listSM5 1PN: not on the flood risk listSM5 1PQ: not on the flood risk listSM5 1PR: not on the flood risk listSM5 1PS: not on the flood risk listSM5 1PT: not on the flood risk listSM5 1PU: not on the flood risk listSM5 1PW: not on the flood risk listSM5 1PX: not on the flood risk listSM5 1PY: not on the flood risk listSM5 1PZ: not on the flood risk listSM5 1QA: not on the flood risk listSM5 1QB: not on the flood risk listSM5 1QD: not on the flood risk listSM5 1QE: not on the flood risk listSM5 1QF: not on the flood risk listSM5 1QG: not on the flood risk listSM5 1QH: not on the flood risk listSM5 1QJ: not on the flood risk listSM5 1QL: not on the flood risk listSM5 1QN: not on the flood risk listSM5 1QP: not on the flood risk listSM5 1QQ: not on the flood risk listSM5 1QR: not on the flood risk listSM5 1QS: not on the flood risk listSM5 1QT: not on the flood risk listSM5 1QU: not on the flood risk listSM5 1QW: not on the flood risk listSM5 1QX: not on the flood risk listSM5 1RB: not on the flood risk listSM5 1RD: not on the flood risk listSM5 1RE: not on the flood risk listSM5 1RF: not on the flood risk listSM5 1RG: not on the flood risk listSM5 1RH: not on the flood risk listSM5 1RN: not on the flood risk listSM5 1RQ: not on the flood risk listSM5 1RR: not on the flood risk listSM5 1RS: not on the flood risk listSM5 1RT: not on the flood risk listSM5 1RU: not on the flood risk listSM5 1RW: not on the flood risk listSM5 1RZ: not on the flood risk listSM5 1SA: not on the flood risk listSM5 1SB: not on the flood risk listSM5 1SD: not on the flood risk listSM5 1SE: not on the flood risk listSM5 1SF: not on the flood risk listSM5 1SG: not on the flood risk listSM5 1SH: not on the flood risk listSM5 1SL: not on the flood risk listSM5 1SQ: not on the flood risk listSM5 1SR: not on the flood risk listSM5 1SU: not on the flood risk listSM5 1SW: not on the flood risk listSM5 1TA: not on the flood risk listSM5 1TB: not on the flood risk listSM5 1TD: not on the flood risk listSM5 1TE: not on the flood risk listSM5 1TF: not on the flood risk listSM5 1TG: not on the flood risk listSM5 1TH: not on the flood risk listSM5 1TJ: not on the flood risk listSM5 1TP: not on the flood risk listSM5 1TQ: not on the flood risk listSM5 1TR: not on the flood risk listSM5 1TS: not on the flood risk listSM5 1TU: not on the flood risk listSM5 1TW: not on the flood risk listSM5 1TX: not on the flood risk listSM5 1TZ: not on the flood risk listSM5 1UA: not on the flood risk listSM5 1HU: low flood risk at worstSM5 1PD: low flood risk at worstSM5 1HZ: high flood risk St Helier WestSt Helier East Map of every postcode in the SM5 1 sector, by flood risk Of the 197 postcodes in the SM5 1 sector that ONS places, 1 have a home or business at high risk, 2 are at low risk at worst and 194 are not on the Environment Agency's at-risk list. Places named: St Helier West, St Helier East. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. St Helier WestSt Helier East
  • A home or business at high risk: 1
  • At medium risk at worst: 0
  • At low risk at worst: 2
  • At very low risk only: 0
  • Not on the at-risk list: 194

Of the 197 postcodes in the SM5 1 sector that ONS places, 1 have a home or business at high risk, 2 are at low risk at worst and 194 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

SM5 1HZ12 at high risk

What do homes sell for in SM5 1?

Homes in SM5 1 sold for a typical £420,000 in the 12 months to August 2026, across 70 sales, down 1.3% on the 12 months before, HM Land Registry's figures show.

£420,000 typical price, the 12 months to August 2026
£425,500 12 months to August 2025
▼ down 1.3% on the 12 months before
  • Detached 2 sales, too few to price
  • Semi-detached £445,500 6 sales
  • Terraced £420,000 61 sales
  • Flat or maisonette 1 sale, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value at the postcodes that start SM5 1. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in SM5 1

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

SM5 1AASM5 1AESM5 1AFSM5 1AGSM5 1AHSM5 1AJSM5 1ALSM5 1APSM5 1ARSM5 1AUSM5 1AWSM5 1AXSM5 1AYSM5 1AZSM5 1BDSM5 1BHSM5 1BJSM5 1BLSM5 1BPSM5 1BQSM5 1BSSM5 1BTSM5 1BUSM5 1BXSM5 1BYSM5 1BZSM5 1DASM5 1DBSM5 1DDSM5 1DFSM5 1DGSM5 1DHSM5 1DNSM5 1DPSM5 1DRSM5 1DSSM5 1DTSM5 1DWSM5 1DZSM5 1EASM5 1EESM5 1EHSM5 1EJSM5 1ELSM5 1ENSM5 1EPSM5 1EQSM5 1ERSM5 1ESSM5 1EWSM5 1EXSM5 1EYSM5 1EZSM5 1HASM5 1HESM5 1HHSM5 1HJSM5 1HLSM5 1HNSM5 1HPSM5 1HRSM5 1HSSM5 1HTSM5 1HUSM5 1HWSM5 1HXSM5 1HZSM5 1JASM5 1JBSM5 1JDSM5 1JESM5 1JFSM5 1JGSM5 1JHSM5 1JJSM5 1JLSM5 1JNSM5 1JPSM5 1JQSM5 1JRSM5 1JUSM5 1JWSM5 1JXSM5 1JYSM5 1JZSM5 1LASM5 1LBSM5 1LDSM5 1LESM5 1LFSM5 1LGSM5 1LJSM5 1LNSM5 1LQSM5 1LRSM5 1LTSM5 1LUSM5 1LWSM5 1LXSM5 1LYSM5 1LZSM5 1NASM5 1NBSM5 1NDSM5 1NESM5 1NFSM5 1NGSM5 1NHSM5 1NJSM5 1NLSM5 1NNSM5 1NPSM5 1NQSM5 1NRSM5 1NTSM5 1NUSM5 1NWSM5 1NXSM5 1NYSM5 1NZSM5 1PDSM5 1PESM5 1PFSM5 1PGSM5 1PHSM5 1PLSM5 1PNSM5 1PQSM5 1PRSM5 1PSSM5 1PTSM5 1PUSM5 1PWSM5 1PXSM5 1PYSM5 1PZSM5 1QASM5 1QBSM5 1QDSM5 1QESM5 1QFSM5 1QGSM5 1QHSM5 1QJSM5 1QLSM5 1QNSM5 1QPSM5 1QQSM5 1QRSM5 1QSSM5 1QTSM5 1QUSM5 1QWSM5 1QXSM5 1RBSM5 1RDSM5 1RESM5 1RFSM5 1RGSM5 1RHSM5 1RNSM5 1RQSM5 1RRSM5 1RSSM5 1RTSM5 1RUSM5 1RWSM5 1RZSM5 1SASM5 1SBSM5 1SDSM5 1SESM5 1SFSM5 1SGSM5 1SHSM5 1SLSM5 1SQSM5 1SRSM5 1SUSM5 1SWSM5 1TASM5 1TBSM5 1TDSM5 1TESM5 1TFSM5 1TGSM5 1THSM5 1TJSM5 1TPSM5 1TQSM5 1TRSM5 1TSSM5 1TUSM5 1TWSM5 1TXSM5 1TZSM5 1UA

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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