SS9 3 postcode sector in the SS9 district

SS9 3 is a sector of the SS9 district: every postcode that starts SS9 3. It has 210 postcodes in use, 3 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 3 sector, by flood risk

Map of every postcode in the SS9 3 sector, by flood risk Of the 210 postcodes in the SS9 3 sector that ONS places, 1 have a home or business at high risk, 1 are at medium risk at worst, 7 are at low risk at worst and 201 are not on the Environment Agency's at-risk list. Places named: Southend-on-Sea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1159 SS9 3AA: not on the flood risk listSS9 3AB: not on the flood risk listSS9 3AD: not on the flood risk listSS9 3AE: not on the flood risk listSS9 3AG: not on the flood risk listSS9 3AH: not on the flood risk listSS9 3AL: not on the flood risk listSS9 3AN: not on the flood risk listSS9 3AP: not on the flood risk listSS9 3AR: not on the flood risk listSS9 3AS: not on the flood risk listSS9 3AT: not on the flood risk listSS9 3AU: not on the flood risk listSS9 3AW: not on the flood risk listSS9 3AX: not on the flood risk listSS9 3BB: not on the flood risk listSS9 3BD: not on the flood risk listSS9 3BE: not on the flood risk listSS9 3BH: not on the flood risk listSS9 3BJ: not on the flood risk listSS9 3BL: not on the flood risk listSS9 3BN: not on the flood risk listSS9 3BP: not on the flood risk listSS9 3BQ: not on the flood risk listSS9 3BS: not on the flood risk listSS9 3BT: not on the flood risk listSS9 3BU: not on the flood risk listSS9 3BW: not on the flood risk listSS9 3BX: not on the flood risk listSS9 3BY: not on the flood risk listSS9 3BZ: not on the flood risk listSS9 3DA: not on the flood risk listSS9 3DB: not on the flood risk listSS9 3DE: not on the flood risk listSS9 3DF: not on the flood risk listSS9 3DN: not on the flood risk listSS9 3DP: not on the flood risk listSS9 3DS: not on the flood risk listSS9 3DT: not on the flood risk listSS9 3DU: not on the flood risk listSS9 3DW: not on the flood risk listSS9 3DX: not on the flood risk listSS9 3DY: not on the flood risk listSS9 3DZ: not on the flood risk listSS9 3EA: not on the flood risk listSS9 3EB: not on the flood risk listSS9 3ED: not on the flood risk listSS9 3EE: not on the flood risk listSS9 3EG: not on the flood risk listSS9 3EH: not on the flood risk listSS9 3EL: not on the flood risk listSS9 3EN: not on the flood risk listSS9 3EQ: not on the flood risk listSS9 3ES: not on the flood risk listSS9 3ET: not on the flood risk listSS9 3EU: not on the flood risk listSS9 3EW: not on the flood risk listSS9 3EX: not on the flood risk listSS9 3EY: not on the flood risk listSS9 3EZ: not on the flood risk listSS9 3FA: not on the flood risk listSS9 3FG: not on the flood risk listSS9 3FL: not on the flood risk listSS9 3FN: not on the flood risk listSS9 3FP: not on the flood risk listSS9 3FR: not on the flood risk listSS9 3GA: not on the flood risk listSS9 3HA: not on the flood risk listSS9 3HB: not on the flood risk listSS9 3HD: not on the flood risk listSS9 3HE: not on the flood risk listSS9 3HF: not on the flood risk listSS9 3HG: not on the flood risk listSS9 3HH: not on the flood risk listSS9 3HJ: not on the flood risk listSS9 3HL: not on the flood risk listSS9 3HP: not on the flood risk listSS9 3HQ: not on the flood risk listSS9 3HR: not on the flood risk listSS9 3HS: not on the flood risk listSS9 3HU: not on the flood risk listSS9 3HX: not on the flood risk listSS9 3JA: not on the flood risk listSS9 3JB: not on the flood risk listSS9 3JD: not on the flood risk listSS9 3JE: not on the flood risk listSS9 3JJ: not on the flood risk listSS9 3JP: not on the flood risk listSS9 3JR: not on the flood risk listSS9 3JS: not on the flood risk listSS9 3JU: not on the flood risk listSS9 3JX: not on the flood risk listSS9 3JY: not on the flood risk listSS9 3JZ: not on the flood risk listSS9 3LA: not on the flood risk listSS9 3LB: not on the flood risk listSS9 3LD: not on the flood risk listSS9 3LE: not on the flood risk listSS9 3LF: not on the flood risk listSS9 3LG: not on the flood risk listSS9 3LH: not on the flood risk listSS9 3LJ: not on the flood risk listSS9 3LL: not on the flood risk listSS9 3LQ: not on the flood risk listSS9 3NA: not on the flood risk listSS9 3ND: not on the flood risk listSS9 3NE: not on the flood risk listSS9 3NF: not on the flood risk listSS9 3NH: not on the flood risk listSS9 3NJ: not on the flood risk listSS9 3NL: not on the flood risk listSS9 3NP: not on the flood risk listSS9 3NQ: not on the flood risk listSS9 3NR: not on the flood risk listSS9 3NS: not on the flood risk listSS9 3NT: not on the flood risk listSS9 3PA: not on the flood risk listSS9 3PD: not on the flood risk listSS9 3PE: not on the flood risk listSS9 3PF: not on the flood risk listSS9 3PG: not on the flood risk listSS9 3PH: not on the flood risk listSS9 3PJ: not on the flood risk listSS9 3PL: not on the flood risk listSS9 3PN: not on the flood risk listSS9 3PP: not on the flood risk listSS9 3PQ: not on the flood risk listSS9 3PR: not on the flood risk listSS9 3PS: not on the flood risk listSS9 3PT: not on the flood risk listSS9 3PU: not on the flood risk listSS9 3PW: not on the flood risk listSS9 3PX: not on the flood risk listSS9 3QE: not on the flood risk listSS9 3QF: not on the flood risk listSS9 3QG: not on the flood risk listSS9 3QH: not on the flood risk listSS9 3QN: not on the flood risk listSS9 3QP: not on the flood risk listSS9 3QQ: not on the flood risk listSS9 3QR: not on the flood risk listSS9 3QS: not on the flood risk listSS9 3QU: not on the flood risk listSS9 3QW: not on the flood risk listSS9 3QX: not on the flood risk listSS9 3QY: not on the flood risk listSS9 3QZ: not on the flood risk listSS9 3RA: not on the flood risk listSS9 3RB: not on the flood risk listSS9 3RD: not on the flood risk listSS9 3RE: not on the flood risk listSS9 3RF: not on the flood risk listSS9 3RG: not on the flood risk listSS9 3RH: not on the flood risk listSS9 3RJ: not on the flood risk listSS9 3RL: not on the flood risk listSS9 3RN: not on the flood risk listSS9 3RQ: not on the flood risk listSS9 3SA: not on the flood risk listSS9 3SB: not on the flood risk listSS9 3SD: not on the flood risk listSS9 3SE: not on the flood risk listSS9 3SF: not on the flood risk listSS9 3SL: not on the flood risk listSS9 3SN: not on the flood risk listSS9 3SQ: not on the flood risk listSS9 3SR: not on the flood risk listSS9 3SS: not on the flood risk listSS9 3ST: not on the flood risk listSS9 3SU: not on the flood risk listSS9 3SW: not on the flood risk listSS9 3SX: not on the flood risk listSS9 3SY: not on the flood risk listSS9 3TG: not on the flood risk listSS9 3TH: not on the flood risk listSS9 3TJ: not on the flood risk listSS9 3TL: not on the flood risk listSS9 3TN: not on the flood risk listSS9 3TP: not on the flood risk listSS9 3TQ: not on the flood risk listSS9 3TR: not on the flood risk listSS9 3TS: not on the flood risk listSS9 3TT: not on the flood risk listSS9 3TU: not on the flood risk listSS9 3TW: not on the flood risk listSS9 3TY: not on the flood risk listSS9 3TZ: not on the flood risk listSS9 3UD: not on the flood risk listSS9 3UE: not on the flood risk listSS9 3UF: not on the flood risk listSS9 3UH: not on the flood risk listSS9 3AJ: low flood risk at worstSS9 3PB: low flood risk at worstSS9 3QJ: low flood risk at worstSS9 3SH: low flood risk at worstSS9 3SP: low flood risk at worstSS9 3TX: low flood risk at worstSS9 3UB: low flood risk at worstSS9 3SJ: medium flood risk at worstSS9 3JT: high flood risk Southend-on-Sea Map of every postcode in the SS9 3 sector, by flood risk Of the 210 postcodes in the SS9 3 sector that ONS places, 1 have a home or business at high risk, 1 are at medium risk at worst, 7 are at low risk at worst and 201 are not on the Environment Agency's at-risk list. Places named: Southend-on-Sea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A127A1015A1158 Southend-on-Sea
  • A home or business at high risk: 1
  • At medium risk at worst: 1
  • At low risk at worst: 7
  • At very low risk only: 0
  • Not on the at-risk list: 201

Of the 210 postcodes in the SS9 3 sector that ONS places, 1 have a home or business at high risk, 1 are at medium risk at worst, 7 are at low risk at worst and 201 are not on the Environment Agency's at-risk list.

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. 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; flood risk: Environment Agency, published 6 July 2026; 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 postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

SS9 3JT1 at high risk

What do homes sell for in SS9 3?

Homes in SS9 3 sold for a typical £514,500 in the 12 months to August 2026, across 124 sales, up 2.9% on the 12 months before, HM Land Registry's figures show.

£514,500 typical price, the 12 months to August 2026
£500,000 12 months to August 2025
▲ up 2.9% on the 12 months before
  • Detached £600,000 33 sales
  • Semi-detached £555,000 56 sales
  • Terraced £400,000 18 sales
  • Flat or maisonette £270,000 17 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 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 SS9 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.

SS9 3AASS9 3ABSS9 3ADSS9 3AESS9 3AFSS9 3AGSS9 3AHSS9 3AJSS9 3ALSS9 3ANSS9 3APSS9 3ARSS9 3ASSS9 3ATSS9 3AUSS9 3AWSS9 3AXSS9 3BBSS9 3BDSS9 3BESS9 3BGSS9 3BHSS9 3BJSS9 3BLSS9 3BNSS9 3BPSS9 3BQSS9 3BSSS9 3BTSS9 3BUSS9 3BWSS9 3BXSS9 3BYSS9 3BZSS9 3DASS9 3DBSS9 3DDSS9 3DESS9 3DFSS9 3DNSS9 3DPSS9 3DSSS9 3DTSS9 3DUSS9 3DWSS9 3DXSS9 3DYSS9 3DZSS9 3EASS9 3EBSS9 3EDSS9 3EESS9 3EFSS9 3EGSS9 3EHSS9 3EJSS9 3ELSS9 3ENSS9 3EQSS9 3ESSS9 3ETSS9 3EUSS9 3EWSS9 3EXSS9 3EYSS9 3EZSS9 3FASS9 3FGSS9 3FJSS9 3FLSS9 3FNSS9 3FPSS9 3FRSS9 3GASS9 3HASS9 3HBSS9 3HDSS9 3HESS9 3HFSS9 3HGSS9 3HHSS9 3HJSS9 3HLSS9 3HPSS9 3HQSS9 3HRSS9 3HSSS9 3HUSS9 3HXSS9 3JASS9 3JBSS9 3JDSS9 3JESS9 3JJSS9 3JPSS9 3JRSS9 3JSSS9 3JTSS9 3JUSS9 3JXSS9 3JYSS9 3JZSS9 3LASS9 3LBSS9 3LDSS9 3LESS9 3LFSS9 3LGSS9 3LHSS9 3LJSS9 3LLSS9 3LQSS9 3NASS9 3NDSS9 3NESS9 3NFSS9 3NGSS9 3NHSS9 3NJSS9 3NLSS9 3NPSS9 3NQSS9 3NRSS9 3NSSS9 3NTSS9 3PASS9 3PBSS9 3PDSS9 3PESS9 3PFSS9 3PGSS9 3PHSS9 3PJSS9 3PLSS9 3PNSS9 3PPSS9 3PQSS9 3PRSS9 3PSSS9 3PTSS9 3PUSS9 3PWSS9 3PXSS9 3QESS9 3QFSS9 3QGSS9 3QHSS9 3QJSS9 3QNSS9 3QPSS9 3QQSS9 3QRSS9 3QSSS9 3QTSS9 3QUSS9 3QWSS9 3QXSS9 3QYSS9 3QZSS9 3RASS9 3RBSS9 3RDSS9 3RESS9 3RFSS9 3RGSS9 3RHSS9 3RJSS9 3RLSS9 3RNSS9 3RQSS9 3SASS9 3SBSS9 3SDSS9 3SESS9 3SFSS9 3SGSS9 3SHSS9 3SJSS9 3SLSS9 3SNSS9 3SPSS9 3SQSS9 3SRSS9 3SSSS9 3STSS9 3SUSS9 3SWSS9 3SXSS9 3SYSS9 3TGSS9 3THSS9 3TJSS9 3TLSS9 3TNSS9 3TPSS9 3TQSS9 3TRSS9 3TSSS9 3TTSS9 3TUSS9 3TWSS9 3TXSS9 3TYSS9 3TZSS9 3UBSS9 3UDSS9 3UESS9 3UFSS9 3UHSS9 3WF

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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