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, and which are new since 2020

Map of every postcode in the SM5 1 sector, by new since 2020 Of the 197 postcodes in the SM5 1 sector that ONS places, 1 are new since 2020 and 196 were in use before 2020. 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: before 2020SM5 1AF: before 2020SM5 1AG: before 2020SM5 1AH: before 2020SM5 1AJ: before 2020SM5 1AL: before 2020SM5 1AP: before 2020SM5 1AR: before 2020SM5 1AU: before 2020SM5 1AW: before 2020SM5 1AX: before 2020SM5 1AY: before 2020SM5 1AZ: before 2020SM5 1BD: before 2020SM5 1BH: before 2020SM5 1BJ: before 2020SM5 1BL: before 2020SM5 1BP: before 2020SM5 1BQ: before 2020SM5 1BS: before 2020SM5 1BT: before 2020SM5 1BU: before 2020SM5 1BX: before 2020SM5 1BY: before 2020SM5 1BZ: before 2020SM5 1DA: before 2020SM5 1DB: before 2020SM5 1DD: before 2020SM5 1DF: before 2020SM5 1DG: before 2020SM5 1DH: before 2020SM5 1DN: before 2020SM5 1DP: before 2020SM5 1DR: before 2020SM5 1DS: before 2020SM5 1DT: before 2020SM5 1DW: before 2020SM5 1DZ: before 2020SM5 1EA: before 2020SM5 1EE: before 2020SM5 1EH: before 2020SM5 1EJ: before 2020SM5 1EL: before 2020SM5 1EN: before 2020SM5 1EP: before 2020SM5 1EQ: before 2020SM5 1ER: before 2020SM5 1ES: before 2020SM5 1EW: before 2020SM5 1EX: before 2020SM5 1EY: before 2020SM5 1EZ: before 2020SM5 1HA: before 2020SM5 1HE: before 2020SM5 1HH: before 2020SM5 1HJ: before 2020SM5 1HL: before 2020SM5 1HN: before 2020SM5 1HP: before 2020SM5 1HR: before 2020SM5 1HS: before 2020SM5 1HT: before 2020SM5 1HU: before 2020SM5 1HW: before 2020SM5 1HX: before 2020SM5 1HZ: before 2020SM5 1JA: before 2020SM5 1JB: before 2020SM5 1JD: before 2020SM5 1JE: before 2020SM5 1JF: before 2020SM5 1JG: before 2020SM5 1JH: before 2020SM5 1JJ: before 2020SM5 1JL: before 2020SM5 1JN: before 2020SM5 1JP: before 2020SM5 1JQ: before 2020SM5 1JR: before 2020SM5 1JU: before 2020SM5 1JW: before 2020SM5 1JX: before 2020SM5 1JY: before 2020SM5 1JZ: before 2020SM5 1LA: before 2020SM5 1LB: before 2020SM5 1LD: before 2020SM5 1LE: before 2020SM5 1LF: before 2020SM5 1LG: before 2020SM5 1LJ: before 2020SM5 1LN: before 2020SM5 1LQ: before 2020SM5 1LR: before 2020SM5 1LT: before 2020SM5 1LU: before 2020SM5 1LW: before 2020SM5 1LX: before 2020SM5 1LY: before 2020SM5 1LZ: before 2020SM5 1NA: before 2020SM5 1NB: before 2020SM5 1ND: before 2020SM5 1NE: before 2020SM5 1NF: before 2020SM5 1NG: before 2020SM5 1NH: before 2020SM5 1NJ: before 2020SM5 1NL: before 2020SM5 1NN: before 2020SM5 1NP: before 2020SM5 1NQ: before 2020SM5 1NR: before 2020SM5 1NT: before 2020SM5 1NU: before 2020SM5 1NW: before 2020SM5 1NX: before 2020SM5 1NY: before 2020SM5 1NZ: before 2020SM5 1PD: before 2020SM5 1PE: before 2020SM5 1PF: before 2020SM5 1PG: before 2020SM5 1PH: before 2020SM5 1PL: before 2020SM5 1PN: before 2020SM5 1PQ: before 2020SM5 1PR: before 2020SM5 1PS: before 2020SM5 1PT: before 2020SM5 1PU: before 2020SM5 1PW: before 2020SM5 1PX: before 2020SM5 1PY: before 2020SM5 1PZ: before 2020SM5 1QA: before 2020SM5 1QB: before 2020SM5 1QD: before 2020SM5 1QE: before 2020SM5 1QF: before 2020SM5 1QG: before 2020SM5 1QH: before 2020SM5 1QJ: before 2020SM5 1QL: before 2020SM5 1QN: before 2020SM5 1QP: before 2020SM5 1QQ: before 2020SM5 1QR: before 2020SM5 1QS: before 2020SM5 1QT: before 2020SM5 1QU: before 2020SM5 1QW: before 2020SM5 1QX: before 2020SM5 1RB: before 2020SM5 1RD: before 2020SM5 1RE: before 2020SM5 1RF: before 2020SM5 1RG: before 2020SM5 1RH: before 2020SM5 1RN: before 2020SM5 1RQ: before 2020SM5 1RR: before 2020SM5 1RS: before 2020SM5 1RT: before 2020SM5 1RU: before 2020SM5 1RW: before 2020SM5 1RZ: before 2020SM5 1SA: before 2020SM5 1SB: before 2020SM5 1SD: before 2020SM5 1SE: before 2020SM5 1SF: before 2020SM5 1SG: before 2020SM5 1SH: before 2020SM5 1SL: before 2020SM5 1SQ: before 2020SM5 1SR: before 2020SM5 1SU: before 2020SM5 1SW: before 2020SM5 1TA: before 2020SM5 1TB: before 2020SM5 1TD: before 2020SM5 1TE: before 2020SM5 1TF: before 2020SM5 1TG: before 2020SM5 1TH: before 2020SM5 1TJ: before 2020SM5 1TP: before 2020SM5 1TQ: before 2020SM5 1TR: before 2020SM5 1TS: before 2020SM5 1TU: before 2020SM5 1TW: before 2020SM5 1TX: before 2020SM5 1TZ: before 2020SM5 1UA: before 2020SM5 1AE: new since 2020 St Helier WestSt Helier East Map of every postcode in the SM5 1 sector, by new since 2020 Of the 197 postcodes in the SM5 1 sector that ONS places, 1 are new since 2020 and 196 were in use before 2020. 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
  • New since 2020: 1
  • In use before 2020: 196

Of the 197 postcodes in the SM5 1 sector that ONS places, 1 are new since 2020 and 196 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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; when each came into use: the same directory; 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 newest postcode

SM5 1AEOctober 2022

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.

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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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