SO18 3 postcode sector in the SO18 district

SO18 3 is a sector of the SO18 district: every postcode that starts SO18 3. It has 83 postcodes in use.

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

Every postcode in the SO18 3 sector, and which are new since 2020

Map of every postcode in the SO18 3 sector, by new since 2020 Of the 83 postcodes in the SO18 3 sector that ONS places, 83 were in use before 2020. Places named: West End South, West End North. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M27A27 SO18 3AD: before 2020SO18 3AE: before 2020SO18 3AF: before 2020SO18 3AG: before 2020SO18 3BW: before 2020SO18 3BX: before 2020SO18 3BY: before 2020SO18 3BZ: before 2020SO18 3DA: before 2020SO18 3DB: before 2020SO18 3DD: before 2020SO18 3DE: before 2020SO18 3DH: before 2020SO18 3HT: before 2020SO18 3HW: before 2020SO18 3HY: before 2020SO18 3JY: before 2020SO18 3JZ: before 2020SO18 3LB: before 2020SO18 3LD: before 2020SO18 3LE: before 2020SO18 3LF: before 2020SO18 3LH: before 2020SO18 3LJ: before 2020SO18 3LL: before 2020SO18 3LN: before 2020SO18 3LP: before 2020SO18 3LQ: before 2020SO18 3LR: before 2020SO18 3LS: before 2020SO18 3LW: before 2020SO18 3LX: before 2020SO18 3LY: before 2020SO18 3LZ: before 2020SO18 3NA: before 2020SO18 3NB: before 2020SO18 3ND: before 2020SO18 3NE: before 2020SO18 3NF: before 2020SO18 3NG: before 2020SO18 3NH: before 2020SO18 3NJ: before 2020SO18 3NL: before 2020SO18 3NP: before 2020SO18 3NQ: before 2020SO18 3NR: before 2020SO18 3NT: before 2020SO18 3NU: before 2020SO18 3PA: before 2020SO18 3PB: before 2020SO18 3PD: before 2020SO18 3PE: before 2020SO18 3PF: before 2020SO18 3PG: before 2020SO18 3PH: before 2020SO18 3PJ: before 2020SO18 3PN: before 2020SO18 3PP: before 2020SO18 3PQ: before 2020SO18 3PR: before 2020SO18 3PS: before 2020SO18 3PT: before 2020SO18 3PU: before 2020SO18 3PW: before 2020SO18 3QA: before 2020SO18 3QB: before 2020SO18 3QD: before 2020SO18 3QE: before 2020SO18 3QH: before 2020SO18 3QL: before 2020SO18 3QN: before 2020SO18 3QP: before 2020SO18 3QR: before 2020SO18 3QS: before 2020SO18 3QT: before 2020SO18 3QU: before 2020SO18 3QW: before 2020SO18 3QX: before 2020SO18 3RA: before 2020SO18 3RB: before 2020SO18 3RP: before 2020SO18 3RQ: before 2020SO18 3RR: before 2020 West End SouthWest End North Map of every postcode in the SO18 3 sector, by new since 2020 Of the 83 postcodes in the SO18 3 sector that ONS places, 83 were in use before 2020. Places named: West End South, West End North. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M27 West End SouthWest End North
  • New since 2020: 0
  • In use before 2020: 83

Of the 83 postcodes in the SO18 3 sector that ONS places, 83 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

What do homes sell for in SO18 3?

Homes in SO18 3 sold for a typical £320,000 in the 12 months to August 2026, across 68 sales, up 10.3% on the 12 months before, HM Land Registry's figures show.

£320,000 typical price, the 12 months to August 2026
£290,000 12 months to August 2025
▲ up 10.3% on the 12 months before
  • Detached £490,000 25 sales
  • Semi-detached £320,000 12 sales
  • Terraced £240,000 25 sales
  • Flat or maisonette £182,500 6 sales

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 SO18 3. 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 SO18 3

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.

SO18 3ADSO18 3AESO18 3AFSO18 3AGSO18 3BWSO18 3BXSO18 3BYSO18 3BZSO18 3DASO18 3DBSO18 3DDSO18 3DESO18 3DHSO18 3HTSO18 3HWSO18 3HYSO18 3JYSO18 3JZSO18 3LBSO18 3LDSO18 3LESO18 3LFSO18 3LHSO18 3LJSO18 3LLSO18 3LNSO18 3LPSO18 3LQSO18 3LRSO18 3LSSO18 3LWSO18 3LXSO18 3LYSO18 3LZSO18 3NASO18 3NBSO18 3NDSO18 3NESO18 3NFSO18 3NGSO18 3NHSO18 3NJSO18 3NLSO18 3NPSO18 3NQSO18 3NRSO18 3NTSO18 3NUSO18 3PASO18 3PBSO18 3PDSO18 3PESO18 3PFSO18 3PGSO18 3PHSO18 3PJSO18 3PNSO18 3PPSO18 3PQSO18 3PRSO18 3PSSO18 3PTSO18 3PUSO18 3PWSO18 3QASO18 3QBSO18 3QDSO18 3QESO18 3QHSO18 3QLSO18 3QNSO18 3QPSO18 3QRSO18 3QSSO18 3QTSO18 3QUSO18 3QWSO18 3QXSO18 3RASO18 3RBSO18 3RPSO18 3RQSO18 3RR

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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