SS9 1 postcode sector in the SS9 district

SS9 1 is a sector of the SS9 district: every postcode that starts SS9 1. It has 179 postcodes in use, 5 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 SS9 1 sector, and which are new since 2020

Map of every postcode in the SS9 1 sector, by new since 2020 Of the 179 postcodes in the SS9 1 sector that ONS places, 2 are new since 2020 and 177 were in use before 2020. Places named: Leigh, Chalkwell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. SS9 1AA: before 2020SS9 1AB: before 2020SS9 1AD: before 2020SS9 1AE: before 2020SS9 1AG: before 2020SS9 1AJ: before 2020SS9 1AR: before 2020SS9 1AS: before 2020SS9 1AT: before 2020SS9 1AU: before 2020SS9 1AW: before 2020SS9 1AX: before 2020SS9 1AY: before 2020SS9 1AZ: before 2020SS9 1BA: before 2020SS9 1BB: before 2020SS9 1BD: before 2020SS9 1BE: before 2020SS9 1BG: before 2020SS9 1BH: before 2020SS9 1BL: before 2020SS9 1BP: before 2020SS9 1BQ: before 2020SS9 1BS: before 2020SS9 1BT: before 2020SS9 1BU: before 2020SS9 1BW: before 2020SS9 1BX: before 2020SS9 1BY: before 2020SS9 1BZ: before 2020SS9 1DA: before 2020SS9 1DB: before 2020SS9 1DD: before 2020SS9 1DE: before 2020SS9 1DF: before 2020SS9 1DG: before 2020SS9 1DH: before 2020SS9 1DJ: before 2020SS9 1DL: before 2020SS9 1DN: before 2020SS9 1DP: before 2020SS9 1DQ: before 2020SS9 1DR: before 2020SS9 1DS: before 2020SS9 1DT: before 2020SS9 1DU: before 2020SS9 1DW: before 2020SS9 1DX: before 2020SS9 1DY: before 2020SS9 1EA: before 2020SS9 1ED: before 2020SS9 1EE: before 2020SS9 1EL: before 2020SS9 1EN: before 2020SS9 1EP: before 2020SS9 1ER: before 2020SS9 1ES: before 2020SS9 1ET: before 2020SS9 1EU: before 2020SS9 1EW: before 2020SS9 1EX: before 2020SS9 1EY: before 2020SS9 1FG: before 2020SS9 1FN: before 2020SS9 1HA: before 2020SS9 1HB: before 2020SS9 1HD: before 2020SS9 1HE: before 2020SS9 1HF: before 2020SS9 1HG: before 2020SS9 1HH: before 2020SS9 1HJ: before 2020SS9 1HL: before 2020SS9 1HN: before 2020SS9 1HP: before 2020SS9 1HQ: before 2020SS9 1HT: before 2020SS9 1HW: before 2020SS9 1JA: before 2020SS9 1JE: before 2020SS9 1JF: before 2020SS9 1JH: before 2020SS9 1JL: before 2020SS9 1JN: before 2020SS9 1JP: before 2020SS9 1JQ: before 2020SS9 1JR: before 2020SS9 1JT: before 2020SS9 1JU: before 2020SS9 1JW: before 2020SS9 1JX: before 2020SS9 1JY: before 2020SS9 1JZ: before 2020SS9 1LA: before 2020SS9 1LB: before 2020SS9 1LD: before 2020SS9 1LE: before 2020SS9 1LF: before 2020SS9 1LG: before 2020SS9 1LH: before 2020SS9 1LJ: before 2020SS9 1LL: before 2020SS9 1LN: before 2020SS9 1LQ: before 2020SS9 1LS: before 2020SS9 1LT: before 2020SS9 1LW: before 2020SS9 1LX: before 2020SS9 1NA: before 2020SS9 1NB: before 2020SS9 1ND: before 2020SS9 1NE: before 2020SS9 1NG: before 2020SS9 1NH: before 2020SS9 1NJ: before 2020SS9 1NL: before 2020SS9 1NN: before 2020SS9 1NQ: before 2020SS9 1NR: before 2020SS9 1NW: before 2020SS9 1PA: before 2020SS9 1PE: before 2020SS9 1PG: before 2020SS9 1PJ: before 2020SS9 1PP: before 2020SS9 1PR: before 2020SS9 1PS: before 2020SS9 1PT: before 2020SS9 1PU: before 2020SS9 1PX: before 2020SS9 1PY: before 2020SS9 1PZ: before 2020SS9 1QA: before 2020SS9 1QB: before 2020SS9 1QD: before 2020SS9 1QE: before 2020SS9 1QF: before 2020SS9 1QG: before 2020SS9 1QS: before 2020SS9 1QT: before 2020SS9 1QX: before 2020SS9 1QY: before 2020SS9 1QZ: before 2020SS9 1RA: before 2020SS9 1RB: before 2020SS9 1RD: before 2020SS9 1RE: before 2020SS9 1RF: before 2020SS9 1RG: before 2020SS9 1RH: before 2020SS9 1RJ: before 2020SS9 1RL: before 2020SS9 1RN: before 2020SS9 1RP: before 2020SS9 1RQ: before 2020SS9 1RR: before 2020SS9 1RS: before 2020SS9 1RT: before 2020SS9 1RU: before 2020SS9 1SA: before 2020SS9 1SB: before 2020SS9 1SD: before 2020SS9 1SE: before 2020SS9 1SF: before 2020SS9 1SG: before 2020SS9 1SH: before 2020SS9 1SJ: before 2020SS9 1SN: before 2020SS9 1SP: before 2020SS9 1SQ: before 2020SS9 1SS: before 2020SS9 1ST: before 2020SS9 1SU: before 2020SS9 1SW: before 2020SS9 1SX: before 2020SS9 1SY: before 2020SS9 1FR: new since 2020SS9 1FS: new since 2020 LeighChalkwell Map of every postcode in the SS9 1 sector, by new since 2020 Of the 179 postcodes in the SS9 1 sector that ONS places, 2 are new since 2020 and 177 were in use before 2020. Places named: Leigh, Chalkwell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. LeighChalkwell
  • New since 2020: 2
  • In use before 2020: 177

Of the 179 postcodes in the SS9 1 sector that ONS places, 2 are new since 2020 and 177 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

SS9 1FSNovember 2024SS9 1FRJanuary 2020

What do homes sell for in SS9 1?

Homes in SS9 1 sold for a typical £400,000 in the 12 months to August 2026, across 156 sales, down 1.2% on the 12 months before, HM Land Registry's figures show.

£400,000 typical price, the 12 months to August 2026
£405,000 12 months to August 2025
▼ down 1.2% on the 12 months before
  • Detached £700,000 11 sales
  • Semi-detached £645,000 39 sales
  • Terraced £531,250 28 sales
  • Flat or maisonette £290,000 78 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 SS9 1. 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 SS9 1

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.

SS9 1AASS9 1ABSS9 1ADSS9 1AESS9 1AGSS9 1AJSS9 1ARSS9 1ASSS9 1ATSS9 1AUSS9 1AWSS9 1AXSS9 1AYSS9 1AZSS9 1BASS9 1BBSS9 1BDSS9 1BESS9 1BGSS9 1BHSS9 1BLSS9 1BPSS9 1BQSS9 1BSSS9 1BTSS9 1BUSS9 1BWSS9 1BXSS9 1BYSS9 1BZSS9 1DASS9 1DBSS9 1DDSS9 1DESS9 1DFSS9 1DGSS9 1DHSS9 1DJSS9 1DLSS9 1DNSS9 1DPSS9 1DQSS9 1DRSS9 1DSSS9 1DTSS9 1DUSS9 1DWSS9 1DXSS9 1DYSS9 1EASS9 1EDSS9 1EESS9 1ELSS9 1ENSS9 1EPSS9 1ERSS9 1ESSS9 1ETSS9 1EUSS9 1EWSS9 1EXSS9 1EYSS9 1FGSS9 1FNSS9 1FRSS9 1FSSS9 1HASS9 1HBSS9 1HDSS9 1HESS9 1HFSS9 1HGSS9 1HHSS9 1HJSS9 1HLSS9 1HNSS9 1HPSS9 1HQSS9 1HTSS9 1HWSS9 1JASS9 1JESS9 1JFSS9 1JHSS9 1JLSS9 1JNSS9 1JPSS9 1JQSS9 1JRSS9 1JTSS9 1JUSS9 1JWSS9 1JXSS9 1JYSS9 1JZSS9 1LASS9 1LBSS9 1LDSS9 1LESS9 1LFSS9 1LGSS9 1LHSS9 1LJSS9 1LLSS9 1LNSS9 1LQSS9 1LSSS9 1LTSS9 1LWSS9 1LXSS9 1NASS9 1NBSS9 1NDSS9 1NESS9 1NGSS9 1NHSS9 1NJSS9 1NLSS9 1NNSS9 1NQSS9 1NRSS9 1NWSS9 1PASS9 1PESS9 1PGSS9 1PJSS9 1PPSS9 1PRSS9 1PSSS9 1PTSS9 1PUSS9 1PWSS9 1PXSS9 1PYSS9 1PZSS9 1QASS9 1QBSS9 1QDSS9 1QESS9 1QFSS9 1QGSS9 1QSSS9 1QTSS9 1QXSS9 1QYSS9 1QZSS9 1RASS9 1RBSS9 1RDSS9 1RESS9 1RFSS9 1RGSS9 1RHSS9 1RJSS9 1RLSS9 1RNSS9 1RPSS9 1RQSS9 1RRSS9 1RSSS9 1RTSS9 1RUSS9 1SASS9 1SBSS9 1SDSS9 1SESS9 1SFSS9 1SGSS9 1SHSS9 1SJSS9 1SNSS9 1SPSS9 1SQSS9 1SSSS9 1STSS9 1SUSS9 1SWSS9 1SXSS9 1SY

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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