SO16 0 postcode sector in the SO16 district

SO16 0 is a sector of the SO16 district: every postcode that starts SO16 0. It has 75 postcodes in use, 5 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 SO16 0 sector, by flood risk

Map of every postcode in the SO16 0 sector, by flood risk Of the 75 postcodes in the SO16 0 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 73 are not on the Environment Agency's at-risk list. Places named: Rownhams. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M27M271 SO16 0AA: not on the flood risk listSO16 0AD: not on the flood risk listSO16 0AF: not on the flood risk listSO16 0AG: not on the flood risk listSO16 0AH: not on the flood risk listSO16 0AJ: not on the flood risk listSO16 0AL: not on the flood risk listSO16 0AN: not on the flood risk listSO16 0AP: not on the flood risk listSO16 0AQ: not on the flood risk listSO16 0AR: not on the flood risk listSO16 0AS: not on the flood risk listSO16 0AU: not on the flood risk listSO16 0AW: not on the flood risk listSO16 0AX: not on the flood risk listSO16 0AY: not on the flood risk listSO16 0AZ: not on the flood risk listSO16 0BH: not on the flood risk listSO16 0BJ: not on the flood risk listSO16 0BL: not on the flood risk listSO16 0BN: not on the flood risk listSO16 0BP: not on the flood risk listSO16 0BQ: not on the flood risk listSO16 0BS: not on the flood risk listSO16 0BT: not on the flood risk listSO16 0BU: not on the flood risk listSO16 0RD: not on the flood risk listSO16 0TA: not on the flood risk listSO16 0TB: not on the flood risk listSO16 0TD: not on the flood risk listSO16 0TE: not on the flood risk listSO16 0TF: not on the flood risk listSO16 0TG: not on the flood risk listSO16 0TH: not on the flood risk listSO16 0TJ: not on the flood risk listSO16 0TL: not on the flood risk listSO16 0TN: not on the flood risk listSO16 0TQ: not on the flood risk listSO16 0UX: not on the flood risk listSO16 0WB: not on the flood risk listSO16 0WD: not on the flood risk listSO16 0XA: not on the flood risk listSO16 0XB: not on the flood risk listSO16 0XD: not on the flood risk listSO16 0XE: not on the flood risk listSO16 0XF: not on the flood risk listSO16 0XG: not on the flood risk listSO16 0XJ: not on the flood risk listSO16 0XL: not on the flood risk listSO16 0XN: not on the flood risk listSO16 0XP: not on the flood risk listSO16 0XQ: not on the flood risk listSO16 0XR: not on the flood risk listSO16 0XS: not on the flood risk listSO16 0XT: not on the flood risk listSO16 0XU: not on the flood risk listSO16 0XW: not on the flood risk listSO16 0XX: not on the flood risk listSO16 0XY: not on the flood risk listSO16 0XZ: not on the flood risk listSO16 0YA: not on the flood risk listSO16 0YB: not on the flood risk listSO16 0YF: not on the flood risk listSO16 0YJ: not on the flood risk listSO16 0YL: not on the flood risk listSO16 0YP: not on the flood risk listSO16 0YR: not on the flood risk listSO16 0YS: not on the flood risk listSO16 0YT: not on the flood risk listSO16 0YU: not on the flood risk listSO16 0YW: not on the flood risk listSO16 0YZ: not on the flood risk listSO16 0YD: low flood risk at worstSO16 0YE: high flood risk Rownhams Map of every postcode in the SO16 0 sector, by flood risk Of the 75 postcodes in the SO16 0 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 73 are not on the Environment Agency's at-risk list. Places named: Rownhams. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M27M271 Rownhams
  • A home or business at high risk: 1
  • At medium risk at worst: 0
  • At low risk at worst: 1
  • At very low risk only: 0
  • Not on the at-risk list: 73

Of the 75 postcodes in the SO16 0 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 73 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.

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.

SO16 0YE1 at high risk

What do homes sell for in SO16 0?

Homes in SO16 0 sold for a typical £387,500 in the 12 months to August 2026, across 34 sales, up 0.6% on the 12 months before, HM Land Registry's figures show.

£387,500 typical price, the 12 months to August 2026
£385,000 12 months to August 2025
▲ up 0.6% on the 12 months before
  • Detached £485,000 13 sales
  • Semi-detached 4 sales, too few to price
  • Terraced £332,500 8 sales
  • Flat or maisonette £320,000 9 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 SO16 0. 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 SO16 0

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.

SO16 0AASO16 0ADSO16 0AFSO16 0AGSO16 0AHSO16 0AJSO16 0ALSO16 0ANSO16 0APSO16 0AQSO16 0ARSO16 0ASSO16 0AUSO16 0AWSO16 0AXSO16 0AYSO16 0AZSO16 0BHSO16 0BJSO16 0BLSO16 0BNSO16 0BPSO16 0BQSO16 0BSSO16 0BTSO16 0BUSO16 0RDSO16 0TASO16 0TBSO16 0TDSO16 0TESO16 0TFSO16 0TGSO16 0THSO16 0TJSO16 0TLSO16 0TNSO16 0TQSO16 0UXSO16 0WBSO16 0WDSO16 0XASO16 0XBSO16 0XDSO16 0XESO16 0XFSO16 0XGSO16 0XHSO16 0XJSO16 0XLSO16 0XNSO16 0XPSO16 0XQSO16 0XRSO16 0XSSO16 0XTSO16 0XUSO16 0XWSO16 0XXSO16 0XYSO16 0XZSO16 0YASO16 0YBSO16 0YDSO16 0YESO16 0YFSO16 0YJSO16 0YLSO16 0YPSO16 0YRSO16 0YSSO16 0YTSO16 0YUSO16 0YWSO16 0YZ

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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