SO51 7 postcode sector in the SO51 district

SO51 7 is a sector of the SO51 district: every postcode that starts SO51 7. It has 160 postcodes in use, 4 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 SO51 7 sector, and which are new since 2020

Map of every postcode in the SO51 7 sector, by new since 2020 Of the 160 postcodes in the SO51 7 sector that ONS places, 8 are new since 2020 and 152 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Romsey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. SO51 7AA: before 2020SO51 7AB: before 2020SO51 7AD: before 2020SO51 7AE: before 2020SO51 7AP: before 2020SO51 7DA: before 2020SO51 7DB: before 2020SO51 7DD: before 2020SO51 7DE: before 2020SO51 7HA: before 2020SO51 7HT: before 2020SO51 7HU: before 2020SO51 7HX: before 2020SO51 7JA: before 2020SO51 7JB: before 2020SO51 7JD: before 2020SO51 7JF: before 2020SO51 7JG: before 2020SO51 7JH: before 2020SO51 7JJ: before 2020SO51 7JL: before 2020SO51 7JN: before 2020SO51 7JP: before 2020SO51 7JQ: before 2020SO51 7JR: before 2020SO51 7JS: before 2020SO51 7JT: before 2020SO51 7JU: before 2020SO51 7JW: before 2020SO51 7JX: before 2020SO51 7JY: before 2020SO51 7JZ: before 2020SO51 7LA: before 2020SO51 7LB: before 2020SO51 7LD: before 2020SO51 7LE: before 2020SO51 7LF: before 2020SO51 7LG: before 2020SO51 7LH: before 2020SO51 7LJ: before 2020SO51 7LL: before 2020SO51 7LN: before 2020SO51 7LP: before 2020SO51 7LQ: before 2020SO51 7LR: before 2020SO51 7LS: before 2020SO51 7LT: before 2020SO51 7LU: before 2020SO51 7LW: before 2020SO51 7LX: before 2020SO51 7LY: before 2020SO51 7NA: before 2020SO51 7NB: before 2020SO51 7ND: before 2020SO51 7NE: before 2020SO51 7NF: before 2020SO51 7NG: before 2020SO51 7NH: before 2020SO51 7NJ: before 2020SO51 7NL: before 2020SO51 7NN: before 2020SO51 7NP: before 2020SO51 7NQ: before 2020SO51 7NR: before 2020SO51 7NS: before 2020SO51 7NT: before 2020SO51 7NU: before 2020SO51 7NW: before 2020SO51 7NX: before 2020SO51 7NY: before 2020SO51 7NZ: before 2020SO51 7PA: before 2020SO51 7PB: before 2020SO51 7PD: before 2020SO51 7PE: before 2020SO51 7PH: before 2020SO51 7PL: before 2020SO51 7PN: before 2020SO51 7QE: before 2020SO51 7QH: before 2020SO51 7QJ: before 2020SO51 7QN: before 2020SO51 7QP: before 2020SO51 7QT: before 2020SO51 7QU: before 2020SO51 7RA: before 2020SO51 7RB: before 2020SO51 7RD: before 2020SO51 7RE: before 2020SO51 7RF: before 2020SO51 7RG: before 2020SO51 7RH: before 2020SO51 7RJ: before 2020SO51 7RL: before 2020SO51 7RN: before 2020SO51 7RP: before 2020SO51 7RQ: before 2020SO51 7RR: before 2020SO51 7RS: before 2020SO51 7RT: before 2020SO51 7RU: before 2020SO51 7RW: before 2020SO51 7RX: before 2020SO51 7RY: before 2020SO51 7RZ: before 2020SO51 7SA: before 2020SO51 7SB: before 2020SO51 7SD: before 2020SO51 7TA: before 2020SO51 7TB: before 2020SO51 7TD: before 2020SO51 7TE: before 2020SO51 7TF: before 2020SO51 7TG: before 2020SO51 7TH: before 2020SO51 7TJ: before 2020SO51 7TL: before 2020SO51 7TN: before 2020SO51 7TP: before 2020SO51 7TQ: before 2020SO51 7TR: before 2020SO51 7TS: before 2020SO51 7TT: before 2020SO51 7TU: before 2020SO51 7TW: before 2020SO51 7TX: before 2020SO51 7TY: before 2020SO51 7UA: before 2020SO51 7UB: before 2020SO51 7UD: before 2020SO51 7UE: before 2020SO51 7UF: before 2020SO51 7UG: before 2020SO51 7UH: before 2020SO51 7UJ: before 2020SO51 7UL: before 2020SO51 7UN: before 2020SO51 7UP: before 2020SO51 7UQ: before 2020SO51 7UR: before 2020SO51 7US: before 2020SO51 7WA: before 2020SO51 7WB: before 2020SO51 7WD: before 2020SO51 7WE: before 2020SO51 7WF: before 2020SO51 7WG: before 2020SO51 7WH: before 2020SO51 7YD: before 2020SO51 7YY: before 2020SO51 7ZA: before 2020SO51 7AF: new since 2020SO51 7AG: new since 2020SO51 7AH: new since 2020SO51 7AJ: new since 2020SO51 7AL: new since 2020SO51 7AN: new since 2020SO51 7PG: new since 2020SO51 7UT: new since 2020 Romsey Map of every postcode in the SO51 7 sector, by new since 2020 Of the 160 postcodes in the SO51 7 sector that ONS places, 8 are new since 2020 and 152 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Romsey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Romsey
  • New since 2020: 8
  • In use before 2020: 152

Of the 160 postcodes in the SO51 7 sector that ONS places, 8 are new since 2020 and 152 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. 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; 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

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

What do homes sell for in SO51 7?

Homes in SO51 7 sold for a typical £331,000 in the 12 months to August 2026, across 92 sales, down 7.4% on the 12 months before, HM Land Registry's figures show.

£331,000 typical price, the 12 months to August 2026
£357,500 12 months to August 2025
▼ down 7.4% on the 12 months before
  • Detached £615,000 28 sales
  • Semi-detached £377,500 12 sales
  • Terraced £291,250 46 sales
  • Flat or maisonette £125,000 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 SO51 7. 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 SO51 7

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.

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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