SO15 4 postcode sector in the SO15 district

SO15 4 is a sector of the SO15 district: every postcode that starts SO15 4. It has 73 postcodes in use.

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

Every postcode in the SO15 4 sector, and which are new since 2020

Map of every postcode in the SO15 4 sector, by new since 2020 Of the 73 postcodes in the SO15 4 sector that ONS places, 1 are new since 2020 and 72 were in use before 2020. Places named: Millbrook. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A35A33 SO15 4AE: before 2020SO15 4AF: before 2020SO15 4AG: before 2020SO15 4GP: before 2020SO15 4GQ: before 2020SO15 4GR: before 2020SO15 4GS: before 2020SO15 4GT: before 2020SO15 4GU: before 2020SO15 4GW: before 2020SO15 4GX: before 2020SO15 4GY: before 2020SO15 4GZ: before 2020SO15 4HA: before 2020SO15 4HB: before 2020SO15 4HD: before 2020SO15 4HE: before 2020SO15 4HF: before 2020SO15 4HG: before 2020SO15 4HH: before 2020SO15 4HJ: before 2020SO15 4HL: before 2020SO15 4HN: before 2020SO15 4HP: before 2020SO15 4HQ: before 2020SO15 4HR: before 2020SO15 4HS: before 2020SO15 4HT: before 2020SO15 4HU: before 2020SO15 4HW: before 2020SO15 4HX: before 2020SO15 4HY: before 2020SO15 4HZ: before 2020SO15 4JA: before 2020SO15 4JB: before 2020SO15 4JD: before 2020SO15 4JE: before 2020SO15 4JF: before 2020SO15 4JG: before 2020SO15 4JH: before 2020SO15 4JJ: before 2020SO15 4JL: before 2020SO15 4JN: before 2020SO15 4JP: before 2020SO15 4JQ: before 2020SO15 4JR: before 2020SO15 4JS: before 2020SO15 4JT: before 2020SO15 4JU: before 2020SO15 4JW: before 2020SO15 4JX: before 2020SO15 4JY: before 2020SO15 4JZ: before 2020SO15 4LA: before 2020SO15 4LB: before 2020SO15 4LD: before 2020SO15 4LE: before 2020SO15 4LF: before 2020SO15 4LG: before 2020SO15 4LR: before 2020SO15 4LS: before 2020SO15 4LT: before 2020SO15 4LU: before 2020SO15 4LW: before 2020SO15 4LX: before 2020SO15 4PB: before 2020SO15 4PD: before 2020SO15 4PE: before 2020SO15 4PF: before 2020SO15 4PG: before 2020SO15 4PH: before 2020SO15 4PJ: before 2020SO15 4AH: new since 2020 Millbrook Map of every postcode in the SO15 4 sector, by new since 2020 Of the 73 postcodes in the SO15 4 sector that ONS places, 1 are new since 2020 and 72 were in use before 2020. Places named: Millbrook. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A33 Millbrook
  • New since 2020: 1
  • In use before 2020: 72

Of the 73 postcodes in the SO15 4 sector that ONS places, 1 are new since 2020 and 72 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

SO15 4AHSeptember 2024

What do homes sell for in SO15 4?

Homes in SO15 4 sold for a typical £343,500 in the 12 months to August 2026, across 38 sales, up 2.4% on the 12 months before, HM Land Registry's figures show.

£343,500 typical price, the 12 months to August 2026
£335,500 12 months to August 2025
▲ up 2.4% on the 12 months before
  • Detached 2 sales, too few to price
  • Semi-detached £352,500 29 sales
  • Terraced £285,000 6 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 SO15 4. 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 4

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 4AESO15 4AFSO15 4AGSO15 4AHSO15 4GPSO15 4GQSO15 4GRSO15 4GSSO15 4GTSO15 4GUSO15 4GWSO15 4GXSO15 4GYSO15 4GZSO15 4HASO15 4HBSO15 4HDSO15 4HESO15 4HFSO15 4HGSO15 4HHSO15 4HJSO15 4HLSO15 4HNSO15 4HPSO15 4HQSO15 4HRSO15 4HSSO15 4HTSO15 4HUSO15 4HWSO15 4HXSO15 4HYSO15 4HZSO15 4JASO15 4JBSO15 4JDSO15 4JESO15 4JFSO15 4JGSO15 4JHSO15 4JJSO15 4JLSO15 4JNSO15 4JPSO15 4JQSO15 4JRSO15 4JSSO15 4JTSO15 4JUSO15 4JWSO15 4JXSO15 4JYSO15 4JZSO15 4LASO15 4LBSO15 4LDSO15 4LESO15 4LFSO15 4LGSO15 4LRSO15 4LSSO15 4LTSO15 4LUSO15 4LWSO15 4LXSO15 4PBSO15 4PDSO15 4PESO15 4PFSO15 4PGSO15 4PHSO15 4PJ

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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