SO15 3 postcode sector in the SO15 district

SO15 3 is a sector of the SO15 district: every postcode that starts SO15 3. It has 218 postcodes in use, 6 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 SO15 3 sector, by flood risk

Map of every postcode in the SO15 3 sector, by flood risk Of the 218 postcodes in the SO15 3 sector that ONS places, 218 are not on the Environment Agency's at-risk list. Places named: Freemantle. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A33 SO15 3AA: not on the flood risk listSO15 3AB: not on the flood risk listSO15 3AD: not on the flood risk listSO15 3AE: not on the flood risk listSO15 3AF: not on the flood risk listSO15 3AG: not on the flood risk listSO15 3AH: not on the flood risk listSO15 3AJ: not on the flood risk listSO15 3AL: not on the flood risk listSO15 3AN: not on the flood risk listSO15 3AP: not on the flood risk listSO15 3AQ: not on the flood risk listSO15 3AR: not on the flood risk listSO15 3AS: not on the flood risk listSO15 3AT: not on the flood risk listSO15 3AU: not on the flood risk listSO15 3AW: not on the flood risk listSO15 3AX: not on the flood risk listSO15 3AY: not on the flood risk listSO15 3AZ: not on the flood risk listSO15 3BA: not on the flood risk listSO15 3BB: not on the flood risk listSO15 3BD: not on the flood risk listSO15 3BE: not on the flood risk listSO15 3BG: not on the flood risk listSO15 3BH: not on the flood risk listSO15 3BJ: not on the flood risk listSO15 3BN: not on the flood risk listSO15 3BP: not on the flood risk listSO15 3BQ: not on the flood risk listSO15 3BR: not on the flood risk listSO15 3BS: not on the flood risk listSO15 3BT: not on the flood risk listSO15 3BU: not on the flood risk listSO15 3BW: not on the flood risk listSO15 3BX: not on the flood risk listSO15 3BY: not on the flood risk listSO15 3BZ: not on the flood risk listSO15 3DA: not on the flood risk listSO15 3DB: not on the flood risk listSO15 3DD: not on the flood risk listSO15 3DE: not on the flood risk listSO15 3DF: not on the flood risk listSO15 3DG: not on the flood risk listSO15 3DH: not on the flood risk listSO15 3DJ: not on the flood risk listSO15 3DL: not on the flood risk listSO15 3DN: not on the flood risk listSO15 3DP: not on the flood risk listSO15 3DQ: not on the flood risk listSO15 3DR: not on the flood risk listSO15 3DS: not on the flood risk listSO15 3DT: not on the flood risk listSO15 3DU: not on the flood risk listSO15 3DW: not on the flood risk listSO15 3DX: not on the flood risk listSO15 3DY: not on the flood risk listSO15 3DZ: not on the flood risk listSO15 3EA: not on the flood risk listSO15 3EB: not on the flood risk listSO15 3ED: not on the flood risk listSO15 3EE: not on the flood risk listSO15 3EF: not on the flood risk listSO15 3EG: not on the flood risk listSO15 3EH: not on the flood risk listSO15 3EJ: not on the flood risk listSO15 3EL: not on the flood risk listSO15 3EN: not on the flood risk listSO15 3EP: not on the flood risk listSO15 3EQ: not on the flood risk listSO15 3ER: not on the flood risk listSO15 3ES: not on the flood risk listSO15 3ET: not on the flood risk listSO15 3EU: not on the flood risk listSO15 3EW: not on the flood risk listSO15 3EX: not on the flood risk listSO15 3EY: not on the flood risk listSO15 3EZ: not on the flood risk listSO15 3FA: not on the flood risk listSO15 3FB: not on the flood risk listSO15 3FD: not on the flood risk listSO15 3FE: not on the flood risk listSO15 3FF: not on the flood risk listSO15 3FG: not on the flood risk listSO15 3FH: not on the flood risk listSO15 3FJ: not on the flood risk listSO15 3FL: not on the flood risk listSO15 3FN: not on the flood risk listSO15 3FP: not on the flood risk listSO15 3FQ: not on the flood risk listSO15 3FR: not on the flood risk listSO15 3FS: not on the flood risk listSO15 3FT: not on the flood risk listSO15 3FU: not on the flood risk listSO15 3FW: not on the flood risk listSO15 3FX: not on the flood risk listSO15 3FY: not on the flood risk listSO15 3FZ: not on the flood risk listSO15 3GA: not on the flood risk listSO15 3GB: not on the flood risk listSO15 3GD: not on the flood risk listSO15 3GE: not on the flood risk listSO15 3GF: not on the flood risk listSO15 3GG: not on the flood risk listSO15 3GH: not on the flood risk listSO15 3GJ: not on the flood risk listSO15 3GL: not on the flood risk listSO15 3GN: not on the flood risk listSO15 3GP: not on the flood risk listSO15 3GQ: not on the flood risk listSO15 3GR: not on the flood risk listSO15 3GS: not on the flood risk listSO15 3GT: not on the flood risk listSO15 3GU: not on the flood risk listSO15 3GX: not on the flood risk listSO15 3GY: not on the flood risk listSO15 3GZ: not on the flood risk listSO15 3HA: not on the flood risk listSO15 3HB: not on the flood risk listSO15 3HD: not on the flood risk listSO15 3HE: not on the flood risk listSO15 3HF: not on the flood risk listSO15 3HG: not on the flood risk listSO15 3HH: not on the flood risk listSO15 3HJ: not on the flood risk listSO15 3HL: not on the flood risk listSO15 3HN: not on the flood risk listSO15 3HP: not on the flood risk listSO15 3HQ: not on the flood risk listSO15 3HR: not on the flood risk listSO15 3HS: not on the flood risk listSO15 3HT: not on the flood risk listSO15 3HU: not on the flood risk listSO15 3HW: not on the flood risk listSO15 3HX: not on the flood risk listSO15 3HY: not on the flood risk listSO15 3HZ: not on the flood risk listSO15 3JA: not on the flood risk listSO15 3JB: not on the flood risk listSO15 3JD: not on the flood risk listSO15 3JE: not on the flood risk listSO15 3JF: not on the flood risk listSO15 3JG: not on the flood risk listSO15 3JH: not on the flood risk listSO15 3JL: not on the flood risk listSO15 3JN: not on the flood risk listSO15 3JP: not on the flood risk listSO15 3JQ: not on the flood risk listSO15 3JR: not on the flood risk listSO15 3JS: not on the flood risk listSO15 3JT: not on the flood risk listSO15 3JU: not on the flood risk listSO15 3JW: not on the flood risk listSO15 3JX: not on the flood risk listSO15 3JY: not on the flood risk listSO15 3JZ: not on the flood risk listSO15 3LA: not on the flood risk listSO15 3LB: not on the flood risk listSO15 3LD: not on the flood risk listSO15 3LE: not on the flood risk listSO15 3LH: not on the flood risk listSO15 3LJ: not on the flood risk listSO15 3LL: not on the flood risk listSO15 3LN: not on the flood risk listSO15 3LP: not on the flood risk listSO15 3LQ: not on the flood risk listSO15 3LR: not on the flood risk listSO15 3LS: not on the flood risk listSO15 3LT: not on the flood risk listSO15 3LU: not on the flood risk listSO15 3LW: not on the flood risk listSO15 3LX: not on the flood risk listSO15 3LY: not on the flood risk listSO15 3NA: not on the flood risk listSO15 3NB: not on the flood risk listSO15 3ND: not on the flood risk listSO15 3NE: not on the flood risk listSO15 3NF: not on the flood risk listSO15 3NG: not on the flood risk listSO15 3NH: not on the flood risk listSO15 3NJ: not on the flood risk listSO15 3NL: not on the flood risk listSO15 3NN: not on the flood risk listSO15 3NP: not on the flood risk listSO15 3NQ: not on the flood risk listSO15 3NR: not on the flood risk listSO15 3NS: not on the flood risk listSO15 3NT: not on the flood risk listSO15 3NU: not on the flood risk listSO15 3NW: not on the flood risk listSO15 3NX: not on the flood risk listSO15 3NY: not on the flood risk listSO15 3NZ: not on the flood risk listSO15 3PS: not on the flood risk listSO15 3PT: not on the flood risk listSO15 3RA: not on the flood risk listSO15 3RS: not on the flood risk listSO15 3RT: not on the flood risk listSO15 3RU: not on the flood risk listSO15 3RW: not on the flood risk listSO15 3RY: not on the flood risk listSO15 3SA: not on the flood risk listSO15 3SE: not on the flood risk listSO15 3SF: not on the flood risk listSO15 3SG: not on the flood risk listSO15 3SH: not on the flood risk listSO15 3SJ: not on the flood risk listSO15 3SN: not on the flood risk listSO15 3SP: not on the flood risk listSO15 3SQ: not on the flood risk listSO15 3SR: not on the flood risk listSO15 3TG: not on the flood risk listSO15 3TS: not on the flood risk listSO15 3TU: not on the flood risk listSO15 3UA: not on the flood risk listSO15 3UN: not on the flood risk listSO15 3US: not on the flood risk list Freemantle Map of every postcode in the SO15 3 sector, by flood risk Of the 218 postcodes in the SO15 3 sector that ONS places, 218 are not on the Environment Agency's at-risk list. Places named: Freemantle. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A33 Freemantle
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 218

Of the 218 postcodes in the SO15 3 sector that ONS places, 218 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. Where marks overlap, the one first in the key is drawn; the counts include every postcode. 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

What do homes sell for in SO15 3?

Homes in SO15 3 sold for a typical £230,000 in the 12 months to August 2026, across 71 sales, down 6.1% on the 12 months before, HM Land Registry's figures show.

£230,000 typical price, the 12 months to August 2026
£245,000 12 months to August 2025
▼ down 6.1% on the 12 months before
  • Detached 3 sales, too few to price
  • Semi-detached £275,000 21 sales
  • Terraced £260,000 18 sales
  • Flat or maisonette £130,000 29 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 SO15 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 SO15 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.

SO15 3AASO15 3ABSO15 3ADSO15 3AESO15 3AFSO15 3AGSO15 3AHSO15 3AJSO15 3ALSO15 3ANSO15 3APSO15 3AQSO15 3ARSO15 3ASSO15 3ATSO15 3AUSO15 3AWSO15 3AXSO15 3AYSO15 3AZSO15 3BASO15 3BBSO15 3BDSO15 3BESO15 3BGSO15 3BHSO15 3BJSO15 3BNSO15 3BPSO15 3BQSO15 3BRSO15 3BSSO15 3BTSO15 3BUSO15 3BWSO15 3BXSO15 3BYSO15 3BZSO15 3DASO15 3DBSO15 3DDSO15 3DESO15 3DFSO15 3DGSO15 3DHSO15 3DJSO15 3DLSO15 3DNSO15 3DPSO15 3DQSO15 3DRSO15 3DSSO15 3DTSO15 3DUSO15 3DWSO15 3DXSO15 3DYSO15 3DZSO15 3EASO15 3EBSO15 3EDSO15 3EESO15 3EFSO15 3EGSO15 3EHSO15 3EJSO15 3ELSO15 3ENSO15 3EPSO15 3EQSO15 3ERSO15 3ESSO15 3ETSO15 3EUSO15 3EWSO15 3EXSO15 3EYSO15 3EZSO15 3FASO15 3FBSO15 3FDSO15 3FESO15 3FFSO15 3FGSO15 3FHSO15 3FJSO15 3FLSO15 3FNSO15 3FPSO15 3FQSO15 3FRSO15 3FSSO15 3FTSO15 3FUSO15 3FWSO15 3FXSO15 3FYSO15 3FZSO15 3GASO15 3GBSO15 3GDSO15 3GESO15 3GFSO15 3GGSO15 3GHSO15 3GJSO15 3GLSO15 3GNSO15 3GPSO15 3GQSO15 3GRSO15 3GSSO15 3GTSO15 3GUSO15 3GXSO15 3GYSO15 3GZSO15 3HASO15 3HBSO15 3HDSO15 3HESO15 3HFSO15 3HGSO15 3HHSO15 3HJSO15 3HLSO15 3HNSO15 3HPSO15 3HQSO15 3HRSO15 3HSSO15 3HTSO15 3HUSO15 3HWSO15 3HXSO15 3HYSO15 3HZSO15 3JASO15 3JBSO15 3JDSO15 3JESO15 3JFSO15 3JGSO15 3JHSO15 3JJSO15 3JLSO15 3JNSO15 3JPSO15 3JQSO15 3JRSO15 3JSSO15 3JTSO15 3JUSO15 3JWSO15 3JXSO15 3JYSO15 3JZSO15 3LASO15 3LBSO15 3LDSO15 3LESO15 3LHSO15 3LJSO15 3LLSO15 3LNSO15 3LPSO15 3LQSO15 3LRSO15 3LSSO15 3LTSO15 3LUSO15 3LWSO15 3LXSO15 3LYSO15 3NASO15 3NBSO15 3NDSO15 3NESO15 3NFSO15 3NGSO15 3NHSO15 3NJSO15 3NLSO15 3NNSO15 3NPSO15 3NQSO15 3NRSO15 3NSSO15 3NTSO15 3NUSO15 3NWSO15 3NXSO15 3NYSO15 3NZSO15 3PSSO15 3PTSO15 3RASO15 3RSSO15 3RTSO15 3RUSO15 3RWSO15 3RYSO15 3SASO15 3SESO15 3SFSO15 3SGSO15 3SHSO15 3SJSO15 3SNSO15 3SPSO15 3SQSO15 3SRSO15 3TGSO15 3TSSO15 3TUSO15 3UASO15 3UNSO15 3US

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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