SO31 5 postcode sector in the SO31 district

SO31 5 is a sector of the SO31 district: every postcode that starts SO31 5. It has 169 postcodes in use.

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

Every postcode in the SO31 5 sector, by flood risk

Map of every postcode in the SO31 5 sector, by flood risk Of the 169 postcodes in the SO31 5 sector that ONS places, 3 have a home or business at high risk, 2 are at low risk at worst and 164 are not on the Environment Agency's at-risk list. Places named: Netley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. SO31 5AA: not on the flood risk listSO31 5AB: not on the flood risk listSO31 5AD: not on the flood risk listSO31 5AE: not on the flood risk listSO31 5AF: not on the flood risk listSO31 5AG: not on the flood risk listSO31 5AH: not on the flood risk listSO31 5AJ: not on the flood risk listSO31 5AL: not on the flood risk listSO31 5AN: not on the flood risk listSO31 5AP: not on the flood risk listSO31 5AQ: not on the flood risk listSO31 5AR: not on the flood risk listSO31 5AS: not on the flood risk listSO31 5AT: not on the flood risk listSO31 5AU: not on the flood risk listSO31 5AW: not on the flood risk listSO31 5AX: not on the flood risk listSO31 5AY: not on the flood risk listSO31 5AZ: not on the flood risk listSO31 5BA: not on the flood risk listSO31 5BB: not on the flood risk listSO31 5BD: not on the flood risk listSO31 5BE: not on the flood risk listSO31 5BG: not on the flood risk listSO31 5BH: not on the flood risk listSO31 5BJ: not on the flood risk listSO31 5BL: not on the flood risk listSO31 5BN: not on the flood risk listSO31 5BP: not on the flood risk listSO31 5BQ: not on the flood risk listSO31 5BR: not on the flood risk listSO31 5BS: not on the flood risk listSO31 5BT: not on the flood risk listSO31 5BU: not on the flood risk listSO31 5BW: not on the flood risk listSO31 5BX: not on the flood risk listSO31 5BY: not on the flood risk listSO31 5BZ: not on the flood risk listSO31 5DA: not on the flood risk listSO31 5DB: not on the flood risk listSO31 5DD: not on the flood risk listSO31 5DE: not on the flood risk listSO31 5DF: not on the flood risk listSO31 5DG: not on the flood risk listSO31 5DH: not on the flood risk listSO31 5DJ: not on the flood risk listSO31 5DL: not on the flood risk listSO31 5DN: not on the flood risk listSO31 5DP: not on the flood risk listSO31 5DQ: not on the flood risk listSO31 5DR: not on the flood risk listSO31 5DS: not on the flood risk listSO31 5DT: not on the flood risk listSO31 5DU: not on the flood risk listSO31 5DW: not on the flood risk listSO31 5DX: not on the flood risk listSO31 5DY: not on the flood risk listSO31 5DZ: not on the flood risk listSO31 5EA: not on the flood risk listSO31 5EB: not on the flood risk listSO31 5ED: not on the flood risk listSO31 5EE: not on the flood risk listSO31 5EG: not on the flood risk listSO31 5EH: not on the flood risk listSO31 5EJ: not on the flood risk listSO31 5EL: not on the flood risk listSO31 5EN: not on the flood risk listSO31 5EP: not on the flood risk listSO31 5EQ: not on the flood risk listSO31 5ER: not on the flood risk listSO31 5ES: not on the flood risk listSO31 5ET: not on the flood risk listSO31 5EU: not on the flood risk listSO31 5EY: not on the flood risk listSO31 5EZ: not on the flood risk listSO31 5FD: not on the flood risk listSO31 5FE: not on the flood risk listSO31 5FF: not on the flood risk listSO31 5FG: not on the flood risk listSO31 5FH: not on the flood risk listSO31 5FJ: not on the flood risk listSO31 5FL: not on the flood risk listSO31 5FN: not on the flood risk listSO31 5FP: not on the flood risk listSO31 5FQ: not on the flood risk listSO31 5FR: not on the flood risk listSO31 5FS: not on the flood risk listSO31 5FT: not on the flood risk listSO31 5FU: not on the flood risk listSO31 5FW: not on the flood risk listSO31 5FX: not on the flood risk listSO31 5FY: not on the flood risk listSO31 5GB: not on the flood risk listSO31 5GD: not on the flood risk listSO31 5GE: not on the flood risk listSO31 5GF: not on the flood risk listSO31 5GG: not on the flood risk listSO31 5GH: not on the flood risk listSO31 5GJ: not on the flood risk listSO31 5GL: not on the flood risk listSO31 5GN: not on the flood risk listSO31 5GP: not on the flood risk listSO31 5GQ: not on the flood risk listSO31 5GR: not on the flood risk listSO31 5GS: not on the flood risk listSO31 5GT: not on the flood risk listSO31 5GU: not on the flood risk listSO31 5GW: not on the flood risk listSO31 5GX: not on the flood risk listSO31 5GY: not on the flood risk listSO31 5GZ: not on the flood risk listSO31 5HA: not on the flood risk listSO31 5HB: not on the flood risk listSO31 5HD: not on the flood risk listSO31 5HH: not on the flood risk listSO31 5HJ: not on the flood risk listSO31 5HL: not on the flood risk listSO31 5HN: not on the flood risk listSO31 5HP: not on the flood risk listSO31 5HQ: not on the flood risk listSO31 5HR: not on the flood risk listSO31 5HT: not on the flood risk listSO31 5HU: not on the flood risk listSO31 5HW: not on the flood risk listSO31 5HX: not on the flood risk listSO31 5HY: not on the flood risk listSO31 5HZ: not on the flood risk listSO31 5JA: not on the flood risk listSO31 5JB: not on the flood risk listSO31 5JD: not on the flood risk listSO31 5JE: not on the flood risk listSO31 5JF: not on the flood risk listSO31 5JG: not on the flood risk listSO31 5JH: not on the flood risk listSO31 5JJ: not on the flood risk listSO31 5JL: not on the flood risk listSO31 5JN: not on the flood risk listSO31 5JP: not on the flood risk listSO31 5JQ: not on the flood risk listSO31 5JR: not on the flood risk listSO31 5JS: not on the flood risk listSO31 5JU: not on the flood risk listSO31 5JW: not on the flood risk listSO31 5JY: not on the flood risk listSO31 5JZ: not on the flood risk listSO31 5PH: not on the flood risk listSO31 5PL: not on the flood risk listSO31 5PN: not on the flood risk listSO31 5PP: not on the flood risk listSO31 5PS: not on the flood risk listSO31 5PT: not on the flood risk listSO31 5PU: not on the flood risk listSO31 5PW: not on the flood risk listSO31 5PX: not on the flood risk listSO31 5PY: not on the flood risk listSO31 5PZ: not on the flood risk listSO31 5QA: not on the flood risk listSO31 5QB: not on the flood risk listSO31 5QJ: not on the flood risk listSO31 5QN: not on the flood risk listSO31 5QX: not on the flood risk listSO31 5RR: not on the flood risk listSO31 5TJ: not on the flood risk listSO31 5FZ: low flood risk at worstSO31 5GA: low flood risk at worstSO31 5FA: high flood riskSO31 5FB: high flood riskSO31 5RA: high flood risk Netley Map of every postcode in the SO31 5 sector, by flood risk Of the 169 postcodes in the SO31 5 sector that ONS places, 3 have a home or business at high risk, 2 are at low risk at worst and 164 are not on the Environment Agency's at-risk list. Places named: Netley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Netley
  • A home or business at high risk: 3
  • At medium risk at worst: 0
  • At low risk at worst: 2
  • At very low risk only: 0
  • Not on the at-risk list: 164

Of the 169 postcodes in the SO31 5 sector that ONS places, 3 have a home or business at high risk, 2 are at low risk at worst and 164 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.

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.

SO31 5FA10 at high riskSO31 5FB1 at high riskSO31 5RA1 at high risk

What do homes sell for in SO31 5?

Homes in SO31 5 sold for a typical £336,000 in the 12 months to August 2026, across 76 sales, down 2.6% on the 12 months before, HM Land Registry's figures show.

£336,000 typical price, the 12 months to August 2026
£345,000 12 months to August 2025
▼ down 2.6% on the 12 months before
  • Detached £445,000 17 sales
  • Semi-detached £350,000 25 sales
  • Terraced £306,000 20 sales
  • Flat or maisonette £195,000 14 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 SO31 5. 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 SO31 5

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.

SO31 5AASO31 5ABSO31 5ADSO31 5AESO31 5AFSO31 5AGSO31 5AHSO31 5AJSO31 5ALSO31 5ANSO31 5APSO31 5AQSO31 5ARSO31 5ASSO31 5ATSO31 5AUSO31 5AWSO31 5AXSO31 5AYSO31 5AZSO31 5BASO31 5BBSO31 5BDSO31 5BESO31 5BGSO31 5BHSO31 5BJSO31 5BLSO31 5BNSO31 5BPSO31 5BQSO31 5BRSO31 5BSSO31 5BTSO31 5BUSO31 5BWSO31 5BXSO31 5BYSO31 5BZSO31 5DASO31 5DBSO31 5DDSO31 5DESO31 5DFSO31 5DGSO31 5DHSO31 5DJSO31 5DLSO31 5DNSO31 5DPSO31 5DQSO31 5DRSO31 5DSSO31 5DTSO31 5DUSO31 5DWSO31 5DXSO31 5DYSO31 5DZSO31 5EASO31 5EBSO31 5EDSO31 5EESO31 5EGSO31 5EHSO31 5EJSO31 5ELSO31 5ENSO31 5EPSO31 5EQSO31 5ERSO31 5ESSO31 5ETSO31 5EUSO31 5EYSO31 5EZSO31 5FASO31 5FBSO31 5FDSO31 5FESO31 5FFSO31 5FGSO31 5FHSO31 5FJSO31 5FLSO31 5FNSO31 5FPSO31 5FQSO31 5FRSO31 5FSSO31 5FTSO31 5FUSO31 5FWSO31 5FXSO31 5FYSO31 5FZSO31 5GASO31 5GBSO31 5GDSO31 5GESO31 5GFSO31 5GGSO31 5GHSO31 5GJSO31 5GLSO31 5GNSO31 5GPSO31 5GQSO31 5GRSO31 5GSSO31 5GTSO31 5GUSO31 5GWSO31 5GXSO31 5GYSO31 5GZSO31 5HASO31 5HBSO31 5HDSO31 5HHSO31 5HJSO31 5HLSO31 5HNSO31 5HPSO31 5HQSO31 5HRSO31 5HTSO31 5HUSO31 5HWSO31 5HXSO31 5HYSO31 5HZSO31 5JASO31 5JBSO31 5JDSO31 5JESO31 5JFSO31 5JGSO31 5JHSO31 5JJSO31 5JLSO31 5JNSO31 5JPSO31 5JQSO31 5JRSO31 5JSSO31 5JUSO31 5JWSO31 5JYSO31 5JZSO31 5PHSO31 5PLSO31 5PNSO31 5PPSO31 5PSSO31 5PTSO31 5PUSO31 5PWSO31 5PXSO31 5PYSO31 5PZSO31 5QASO31 5QBSO31 5QJSO31 5QNSO31 5QXSO31 5RASO31 5RRSO31 5TJ

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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