S18 3 postcode sector in the S18 district

S18 3 is a sector of the S18 district: every postcode that starts S18 3. It has 48 postcodes in use, 2 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 S18 3 sector, and which are new since 2020

Map of every postcode in the S18 3 sector, by new since 2020 Of the 48 postcodes in the S18 3 sector that ONS places, 2 are new since 2020 and 46 were in use before 2020. Places named: Coal Aston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. S18 3AA: before 2020S18 3AB: before 2020S18 3AD: before 2020S18 3AE: before 2020S18 3AF: before 2020S18 3AG: before 2020S18 3AH: before 2020S18 3AJ: before 2020S18 3AL: before 2020S18 3AN: before 2020S18 3AP: before 2020S18 3AQ: before 2020S18 3AR: before 2020S18 3AS: before 2020S18 3AT: before 2020S18 3AU: before 2020S18 3AW: before 2020S18 3AX: before 2020S18 3AY: before 2020S18 3AZ: before 2020S18 3BA: before 2020S18 3BB: before 2020S18 3BD: before 2020S18 3BE: before 2020S18 3BF: before 2020S18 3BG: before 2020S18 3BH: before 2020S18 3BL: before 2020S18 3BN: before 2020S18 3BP: before 2020S18 3BQ: before 2020S18 3BR: before 2020S18 3BS: before 2020S18 3BT: before 2020S18 3BU: before 2020S18 3BW: before 2020S18 3BX: before 2020S18 3BY: before 2020S18 3BZ: before 2020S18 3DA: before 2020S18 3DB: before 2020S18 3DD: before 2020S18 3DE: before 2020S18 3DF: before 2020S18 3DG: before 2020S18 3DH: new since 2020S18 3DJ: new since 2020 Coal Aston Map of every postcode in the S18 3 sector, by new since 2020 Of the 48 postcodes in the S18 3 sector that ONS places, 2 are new since 2020 and 46 were in use before 2020. Places named: Coal Aston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Coal Aston
  • New since 2020: 2
  • In use before 2020: 46

Of the 48 postcodes in the S18 3 sector that ONS places, 2 are new since 2020 and 46 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. 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 2 newest postcodes

S18 3DJAugust 2022S18 3DHSeptember 2021

What do homes sell for in S18 3?

Homes in S18 3 sold for a typical £307,225 in the 12 months to August 2026, across 27 sales, up 14.9% on the 12 months before, HM Land Registry's figures show.

£307,225 typical price, the 12 months to August 2026
£267,500 12 months to August 2025
▲ up 14.9% on the 12 months before
  • Detached £330,000 13 sales
  • Semi-detached £293,750 12 sales
  • Terraced 2 sales, 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 S18 3. 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 S18 3

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.

S18 3AAS18 3ABS18 3ADS18 3AES18 3AFS18 3AGS18 3AHS18 3AJS18 3ALS18 3ANS18 3APS18 3AQS18 3ARS18 3ASS18 3ATS18 3AUS18 3AWS18 3AXS18 3AYS18 3AZS18 3BAS18 3BBS18 3BDS18 3BES18 3BFS18 3BGS18 3BHS18 3BJS18 3BLS18 3BNS18 3BPS18 3BQS18 3BRS18 3BSS18 3BTS18 3BUS18 3BWS18 3BXS18 3BYS18 3BZS18 3DAS18 3DBS18 3DDS18 3DES18 3DFS18 3DGS18 3DHS18 3DJ

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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