S21 5 postcode sector in the S21 district

S21 5 is a sector of the S21 district: every postcode that starts S21 5. It has 24 postcodes in use.

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

Every postcode in the S21 5 sector, and which are new since 2020

Map of every postcode in the S21 5 sector, by new since 2020 Of the 24 postcodes in the S21 5 sector that ONS places, 1 are new since 2020 and 23 were in use before 2020. Places named: Ridgeway & Marsh Lane, Unstone. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. S21 5AB: before 2020S21 5RA: before 2020S21 5RB: before 2020S21 5RD: before 2020S21 5RE: before 2020S21 5RF: before 2020S21 5RG: before 2020S21 5RH: before 2020S21 5RL: before 2020S21 5RN: before 2020S21 5RP: before 2020S21 5RQ: before 2020S21 5RR: before 2020S21 5RS: before 2020S21 5RT: before 2020S21 5RU: before 2020S21 5RW: before 2020S21 5RX: before 2020S21 5RY: before 2020S21 5RZ: before 2020S21 5SA: before 2020S21 5SB: before 2020S21 5SD: before 2020S21 5AD: new since 2020 Ridgeway & Marsh LaneUnstone Map of every postcode in the S21 5 sector, by new since 2020 Of the 24 postcodes in the S21 5 sector that ONS places, 1 are new since 2020 and 23 were in use before 2020. Places named: Ridgeway & Marsh Lane, Unstone. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Ridgeway & Marsh LaneUnstone
  • New since 2020: 1
  • In use before 2020: 23

Of the 24 postcodes in the S21 5 sector that ONS places, 1 are new since 2020 and 23 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

S21 5ADAugust 2020

What do homes sell for in S21 5?

Homes in S21 5 sold for a typical £300,000 in the 12 months to August 2026, across 11 sales, down 21.1% on the 12 months before, HM Land Registry's figures show.

£300,000 typical price, the 12 months to August 2026
£380,000 12 months to August 2025
▼ down 21.1% on the 12 months before
  • Detached 4 sales, too few to price
  • Semi-detached 4 sales, too few to price
  • Terraced 3 sales, too few to price

Standard sales of homes at market value at the postcodes that start S21 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 S21 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.

S21 5ABS21 5ADS21 5RAS21 5RBS21 5RDS21 5RES21 5RFS21 5RGS21 5RHS21 5RLS21 5RNS21 5RPS21 5RQS21 5RRS21 5RSS21 5RTS21 5RUS21 5RWS21 5RXS21 5RYS21 5RZS21 5SAS21 5SBS21 5SD

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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