ST12 9 postcode sector in the ST12 district

ST12 9 is a sector of the ST12 district: every postcode that starts ST12 9. It has 122 postcodes in use, 7 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 ST12 9 sector, and which are new since 2020

Map of every postcode in the ST12 9 sector, by new since 2020 Of the 122 postcodes in the ST12 9 sector that ONS places, 4 are new since 2020 and 118 were in use before 2020. Places named: Barlaston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M6A500A50A520 ST12 9AA: before 2020ST12 9AB: before 2020ST12 9AD: before 2020ST12 9AE: before 2020ST12 9AF: before 2020ST12 9AG: before 2020ST12 9AJ: before 2020ST12 9AL: before 2020ST12 9AP: before 2020ST12 9AQ: before 2020ST12 9AR: before 2020ST12 9AS: before 2020ST12 9AT: before 2020ST12 9AU: before 2020ST12 9AW: before 2020ST12 9AY: before 2020ST12 9AZ: before 2020ST12 9BA: before 2020ST12 9BB: before 2020ST12 9BD: before 2020ST12 9BE: before 2020ST12 9BF: before 2020ST12 9BG: before 2020ST12 9BH: before 2020ST12 9BJ: before 2020ST12 9BL: before 2020ST12 9BN: before 2020ST12 9BP: before 2020ST12 9BQ: before 2020ST12 9BS: before 2020ST12 9BT: before 2020ST12 9BW: before 2020ST12 9BY: before 2020ST12 9DA: before 2020ST12 9DB: before 2020ST12 9DD: before 2020ST12 9DE: before 2020ST12 9DF: before 2020ST12 9DH: before 2020ST12 9DJ: before 2020ST12 9DL: before 2020ST12 9DN: before 2020ST12 9DP: before 2020ST12 9DQ: before 2020ST12 9DR: before 2020ST12 9DS: before 2020ST12 9DT: before 2020ST12 9DW: before 2020ST12 9DX: before 2020ST12 9DY: before 2020ST12 9DZ: before 2020ST12 9EA: before 2020ST12 9EB: before 2020ST12 9ED: before 2020ST12 9EE: before 2020ST12 9EF: before 2020ST12 9EG: before 2020ST12 9EH: before 2020ST12 9EJ: before 2020ST12 9EN: before 2020ST12 9EP: before 2020ST12 9EQ: before 2020ST12 9ER: before 2020ST12 9ES: before 2020ST12 9EU: before 2020ST12 9EW: before 2020ST12 9EX: before 2020ST12 9EY: before 2020ST12 9FA: before 2020ST12 9FD: before 2020ST12 9FE: before 2020ST12 9FF: before 2020ST12 9FG: before 2020ST12 9FL: before 2020ST12 9FN: before 2020ST12 9FP: before 2020ST12 9FQ: before 2020ST12 9FR: before 2020ST12 9FS: before 2020ST12 9HA: before 2020ST12 9HD: before 2020ST12 9HE: before 2020ST12 9HF: before 2020ST12 9HG: before 2020ST12 9HH: before 2020ST12 9HJ: before 2020ST12 9HL: before 2020ST12 9HN: before 2020ST12 9HP: before 2020ST12 9HQ: before 2020ST12 9HR: before 2020ST12 9HS: before 2020ST12 9HU: before 2020ST12 9HW: before 2020ST12 9JA: before 2020ST12 9JB: before 2020ST12 9JD: before 2020ST12 9JE: before 2020ST12 9JF: before 2020ST12 9JG: before 2020ST12 9JH: before 2020ST12 9JJ: before 2020ST12 9JL: before 2020ST12 9JN: before 2020ST12 9JP: before 2020ST12 9JQ: before 2020ST12 9JR: before 2020ST12 9JY: before 2020ST12 9PA: before 2020ST12 9WN: before 2020ST12 9ET: new since 2020ST12 9FH: new since 2020ST12 9FJ: new since 2020ST12 9HX: new since 2020 Barlaston Map of every postcode in the ST12 9 sector, by new since 2020 Of the 122 postcodes in the ST12 9 sector that ONS places, 4 are new since 2020 and 118 were in use before 2020. Places named: Barlaston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A5035A34A5007 Barlaston
  • New since 2020: 4
  • In use before 2020: 118

Of the 122 postcodes in the ST12 9 sector that ONS places, 4 are new since 2020 and 118 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

The 4 newest postcodes

ST12 9FJNovember 2020ST12 9ETOctober 2020ST12 9FHAugust 2020ST12 9HXFebruary 2020

What do homes sell for in ST12 9?

Homes in ST12 9 sold for a typical £271,000 in the 12 months to August 2026, across 37 sales, down 15.3% on the 12 months before, HM Land Registry's figures show.

£271,000 typical price, the 12 months to August 2026
£320,000 12 months to August 2025
▼ down 15.3% on the 12 months before
  • Detached £397,475 12 sales
  • Semi-detached £268,000 14 sales
  • Terraced £173,000 7 sales
  • Flat or maisonette 4 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 ST12 9. 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 ST12 9

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.

ST12 9AAST12 9ABST12 9ADST12 9AEST12 9AFST12 9AGST12 9AJST12 9ALST12 9APST12 9AQST12 9ARST12 9ASST12 9ATST12 9AUST12 9AWST12 9AYST12 9AZST12 9BAST12 9BBST12 9BDST12 9BEST12 9BFST12 9BGST12 9BHST12 9BJST12 9BLST12 9BNST12 9BPST12 9BQST12 9BSST12 9BTST12 9BUST12 9BWST12 9BYST12 9DAST12 9DBST12 9DDST12 9DEST12 9DFST12 9DHST12 9DJST12 9DLST12 9DNST12 9DPST12 9DQST12 9DRST12 9DSST12 9DTST12 9DUST12 9DWST12 9DXST12 9DYST12 9DZST12 9EAST12 9EBST12 9EDST12 9EEST12 9EFST12 9EGST12 9EHST12 9EJST12 9ELST12 9ENST12 9EPST12 9EQST12 9ERST12 9ESST12 9ETST12 9EUST12 9EWST12 9EXST12 9EYST12 9FAST12 9FBST12 9FDST12 9FEST12 9FFST12 9FGST12 9FHST12 9FJST12 9FLST12 9FNST12 9FPST12 9FQST12 9FRST12 9FSST12 9HAST12 9HBST12 9HDST12 9HEST12 9HFST12 9HGST12 9HHST12 9HJST12 9HLST12 9HNST12 9HPST12 9HQST12 9HRST12 9HSST12 9HUST12 9HWST12 9HXST12 9JAST12 9JBST12 9JDST12 9JEST12 9JFST12 9JGST12 9JHST12 9JJST12 9JLST12 9JNST12 9JPST12 9JQST12 9JRST12 9JUST12 9JXST12 9JYST12 9PAST12 9WNST12 9WP

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.