CT11 9 postcode sector in the CT11 district

CT11 9 is a sector of the CT11 district: every postcode that starts CT11 9. It has 239 postcodes in use, 9 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 CT11 9 sector, by flood risk

Map of every postcode in the CT11 9 sector, by flood risk Of the 239 postcodes in the CT11 9 sector that ONS places, 4 have a home or business at high risk and 235 are not on the Environment Agency's at-risk list. Places named: Central Harbour. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A255 CT11 9AA: not on the flood risk listCT11 9AB: not on the flood risk listCT11 9AG: not on the flood risk listCT11 9AJ: not on the flood risk listCT11 9AL: not on the flood risk listCT11 9AQ: not on the flood risk listCT11 9AS: not on the flood risk listCT11 9AT: not on the flood risk listCT11 9AU: not on the flood risk listCT11 9AW: not on the flood risk listCT11 9AY: not on the flood risk listCT11 9AZ: not on the flood risk listCT11 9BA: not on the flood risk listCT11 9BB: not on the flood risk listCT11 9BD: not on the flood risk listCT11 9BF: not on the flood risk listCT11 9BH: not on the flood risk listCT11 9BJ: not on the flood risk listCT11 9BL: not on the flood risk listCT11 9BN: not on the flood risk listCT11 9BP: not on the flood risk listCT11 9BQ: not on the flood risk listCT11 9BT: not on the flood risk listCT11 9BU: not on the flood risk listCT11 9BW: not on the flood risk listCT11 9BX: not on the flood risk listCT11 9BY: not on the flood risk listCT11 9DA: not on the flood risk listCT11 9DB: not on the flood risk listCT11 9DD: not on the flood risk listCT11 9DE: not on the flood risk listCT11 9DF: not on the flood risk listCT11 9DH: not on the flood risk listCT11 9DL: not on the flood risk listCT11 9DN: not on the flood risk listCT11 9DR: not on the flood risk listCT11 9DS: not on the flood risk listCT11 9DT: not on the flood risk listCT11 9DU: not on the flood risk listCT11 9DZ: not on the flood risk listCT11 9EB: not on the flood risk listCT11 9ED: not on the flood risk listCT11 9EE: not on the flood risk listCT11 9EF: not on the flood risk listCT11 9EJ: not on the flood risk listCT11 9EN: not on the flood risk listCT11 9EP: not on the flood risk listCT11 9EQ: not on the flood risk listCT11 9ER: not on the flood risk listCT11 9ES: not on the flood risk listCT11 9ET: not on the flood risk listCT11 9EU: not on the flood risk listCT11 9EW: not on the flood risk listCT11 9EX: not on the flood risk listCT11 9EY: not on the flood risk listCT11 9EZ: not on the flood risk listCT11 9FE: not on the flood risk listCT11 9FF: not on the flood risk listCT11 9FH: not on the flood risk listCT11 9FL: not on the flood risk listCT11 9FP: not on the flood risk listCT11 9FQ: not on the flood risk listCT11 9FR: not on the flood risk listCT11 9FU: not on the flood risk listCT11 9FX: not on the flood risk listCT11 9HA: not on the flood risk listCT11 9HD: not on the flood risk listCT11 9HE: not on the flood risk listCT11 9HF: not on the flood risk listCT11 9HG: not on the flood risk listCT11 9HH: not on the flood risk listCT11 9HJ: not on the flood risk listCT11 9HL: not on the flood risk listCT11 9HN: not on the flood risk listCT11 9HP: not on the flood risk listCT11 9HQ: not on the flood risk listCT11 9HR: not on the flood risk listCT11 9HS: not on the flood risk listCT11 9HU: not on the flood risk listCT11 9HW: not on the flood risk listCT11 9HX: not on the flood risk listCT11 9HY: not on the flood risk listCT11 9HZ: not on the flood risk listCT11 9JA: not on the flood risk listCT11 9JB: not on the flood risk listCT11 9JD: not on the flood risk listCT11 9JE: not on the flood risk listCT11 9JF: not on the flood risk listCT11 9JG: not on the flood risk listCT11 9JH: not on the flood risk listCT11 9JJ: not on the flood risk listCT11 9JL: not on the flood risk listCT11 9JN: not on the flood risk listCT11 9JP: not on the flood risk listCT11 9JQ: not on the flood risk listCT11 9JR: not on the flood risk listCT11 9JS: not on the flood risk listCT11 9JT: not on the flood risk listCT11 9JU: not on the flood risk listCT11 9JW: not on the flood risk listCT11 9JX: not on the flood risk listCT11 9JY: not on the flood risk listCT11 9JZ: not on the flood risk listCT11 9LA: not on the flood risk listCT11 9LB: not on the flood risk listCT11 9LD: not on the flood risk listCT11 9LE: not on the flood risk listCT11 9LF: not on the flood risk listCT11 9LH: not on the flood risk listCT11 9LJ: not on the flood risk listCT11 9LL: not on the flood risk listCT11 9LN: not on the flood risk listCT11 9LP: not on the flood risk listCT11 9LR: not on the flood risk listCT11 9LS: not on the flood risk listCT11 9LT: not on the flood risk listCT11 9LU: not on the flood risk listCT11 9LW: not on the flood risk listCT11 9LX: not on the flood risk listCT11 9LY: not on the flood risk listCT11 9LZ: not on the flood risk listCT11 9NA: not on the flood risk listCT11 9NB: not on the flood risk listCT11 9ND: not on the flood risk listCT11 9NE: not on the flood risk listCT11 9NF: not on the flood risk listCT11 9NG: not on the flood risk listCT11 9NH: not on the flood risk listCT11 9NJ: not on the flood risk listCT11 9NL: not on the flood risk listCT11 9NN: not on the flood risk listCT11 9NP: not on the flood risk listCT11 9NQ: not on the flood risk listCT11 9NR: not on the flood risk listCT11 9NS: not on the flood risk listCT11 9NT: not on the flood risk listCT11 9NU: not on the flood risk listCT11 9NW: not on the flood risk listCT11 9NX: not on the flood risk listCT11 9NY: not on the flood risk listCT11 9NZ: not on the flood risk listCT11 9PA: not on the flood risk listCT11 9PB: not on the flood risk listCT11 9PD: not on the flood risk listCT11 9PG: not on the flood risk listCT11 9PJ: not on the flood risk listCT11 9PL: not on the flood risk listCT11 9PN: not on the flood risk listCT11 9PP: not on the flood risk listCT11 9PQ: not on the flood risk listCT11 9PR: not on the flood risk listCT11 9PS: not on the flood risk listCT11 9PT: not on the flood risk listCT11 9PU: not on the flood risk listCT11 9PW: not on the flood risk listCT11 9PX: not on the flood risk listCT11 9PZ: not on the flood risk listCT11 9QA: not on the flood risk listCT11 9QB: not on the flood risk listCT11 9QD: not on the flood risk listCT11 9QE: not on the flood risk listCT11 9QF: not on the flood risk listCT11 9QH: not on the flood risk listCT11 9QJ: not on the flood risk listCT11 9QL: not on the flood risk listCT11 9QN: not on the flood risk listCT11 9QP: not on the flood risk listCT11 9QQ: not on the flood risk listCT11 9QR: not on the flood risk listCT11 9QS: not on the flood risk listCT11 9QT: not on the flood risk listCT11 9QU: not on the flood risk listCT11 9QW: not on the flood risk listCT11 9QX: not on the flood risk listCT11 9QY: not on the flood risk listCT11 9QZ: not on the flood risk listCT11 9RA: not on the flood risk listCT11 9RB: not on the flood risk listCT11 9RD: not on the flood risk listCT11 9RE: not on the flood risk listCT11 9RH: not on the flood risk listCT11 9RJ: not on the flood risk listCT11 9RS: not on the flood risk listCT11 9RT: not on the flood risk listCT11 9RU: not on the flood risk listCT11 9RW: not on the flood risk listCT11 9RX: not on the flood risk listCT11 9RY: not on the flood risk listCT11 9SA: not on the flood risk listCT11 9SB: not on the flood risk listCT11 9SE: not on the flood risk listCT11 9SG: not on the flood risk listCT11 9SH: not on the flood risk listCT11 9SJ: not on the flood risk listCT11 9SL: not on the flood risk listCT11 9SN: not on the flood risk listCT11 9SP: not on the flood risk listCT11 9SQ: not on the flood risk listCT11 9SR: not on the flood risk listCT11 9SS: not on the flood risk listCT11 9ST: not on the flood risk listCT11 9SU: not on the flood risk listCT11 9SW: not on the flood risk listCT11 9SX: not on the flood risk listCT11 9SY: not on the flood risk listCT11 9SZ: not on the flood risk listCT11 9TA: not on the flood risk listCT11 9TB: not on the flood risk listCT11 9TD: not on the flood risk listCT11 9TE: not on the flood risk listCT11 9TF: not on the flood risk listCT11 9TG: not on the flood risk listCT11 9TJ: not on the flood risk listCT11 9TL: not on the flood risk listCT11 9TN: not on the flood risk listCT11 9TP: not on the flood risk listCT11 9TQ: not on the flood risk listCT11 9TR: not on the flood risk listCT11 9TS: not on the flood risk listCT11 9TT: not on the flood risk listCT11 9TU: not on the flood risk listCT11 9TW: not on the flood risk listCT11 9TX: not on the flood risk listCT11 9TY: not on the flood risk listCT11 9UA: not on the flood risk listCT11 9UB: not on the flood risk listCT11 9UE: not on the flood risk listCT11 9UG: not on the flood risk listCT11 9XP: not on the flood risk listCT11 9XT: not on the flood risk listCT11 9YD: not on the flood risk listCT11 9YE: not on the flood risk listCT11 9YF: not on the flood risk listCT11 9FT: high flood riskCT11 9LG: high flood riskCT11 9LQ: high flood riskCT11 9RN: high flood risk Central Harbour Map of every postcode in the CT11 9 sector, by flood risk Of the 239 postcodes in the CT11 9 sector that ONS places, 4 have a home or business at high risk and 235 are not on the Environment Agency's at-risk list. Places named: Central Harbour. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Central Harbour
  • A home or business at high risk: 4
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 235

Of the 239 postcodes in the CT11 9 sector that ONS places, 4 have a home or business at high risk and 235 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. 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; 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.

CT11 9LQ42 at high riskCT11 9FT6 at high riskCT11 9LG5 at high riskCT11 9RN1 at high risk

What do homes sell for in CT11 9?

Homes in CT11 9 sold for a typical £260,000 in the 12 months to August 2026, across 76 sales, down 8.8% on the 12 months before, HM Land Registry's figures show.

£260,000 typical price, the 12 months to August 2026
£285,000 12 months to August 2025
▼ down 8.8% on the 12 months before
  • Detached 3 sales, too few to price
  • Semi-detached £385,000 11 sales
  • Terraced £321,000 31 sales
  • Flat or maisonette £142,000 31 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 CT11 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 CT11 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.

CT11 9AACT11 9ABCT11 9AGCT11 9AJCT11 9ALCT11 9AQCT11 9ASCT11 9ATCT11 9AUCT11 9AWCT11 9AYCT11 9AZCT11 9BACT11 9BBCT11 9BDCT11 9BFCT11 9BHCT11 9BJCT11 9BLCT11 9BNCT11 9BPCT11 9BQCT11 9BTCT11 9BUCT11 9BWCT11 9BXCT11 9BYCT11 9DACT11 9DBCT11 9DDCT11 9DECT11 9DFCT11 9DHCT11 9DLCT11 9DNCT11 9DRCT11 9DSCT11 9DTCT11 9DUCT11 9DZCT11 9EBCT11 9EDCT11 9EECT11 9EFCT11 9EJCT11 9ELCT11 9ENCT11 9EPCT11 9EQCT11 9ERCT11 9ESCT11 9ETCT11 9EUCT11 9EWCT11 9EXCT11 9EYCT11 9EZCT11 9FECT11 9FFCT11 9FHCT11 9FLCT11 9FPCT11 9FQCT11 9FRCT11 9FTCT11 9FUCT11 9FXCT11 9HACT11 9HDCT11 9HECT11 9HFCT11 9HGCT11 9HHCT11 9HJCT11 9HLCT11 9HNCT11 9HPCT11 9HQCT11 9HRCT11 9HSCT11 9HUCT11 9HWCT11 9HXCT11 9HYCT11 9HZCT11 9JACT11 9JBCT11 9JDCT11 9JECT11 9JFCT11 9JGCT11 9JHCT11 9JJCT11 9JLCT11 9JNCT11 9JPCT11 9JQCT11 9JRCT11 9JSCT11 9JTCT11 9JUCT11 9JWCT11 9JXCT11 9JYCT11 9JZCT11 9LACT11 9LBCT11 9LDCT11 9LECT11 9LFCT11 9LGCT11 9LHCT11 9LJCT11 9LLCT11 9LNCT11 9LPCT11 9LQCT11 9LRCT11 9LSCT11 9LTCT11 9LUCT11 9LWCT11 9LXCT11 9LYCT11 9LZCT11 9NACT11 9NBCT11 9NDCT11 9NECT11 9NFCT11 9NGCT11 9NHCT11 9NJCT11 9NLCT11 9NNCT11 9NPCT11 9NQCT11 9NRCT11 9NSCT11 9NTCT11 9NUCT11 9NWCT11 9NXCT11 9NYCT11 9NZCT11 9PACT11 9PBCT11 9PDCT11 9PGCT11 9PJCT11 9PLCT11 9PNCT11 9PPCT11 9PQCT11 9PRCT11 9PSCT11 9PTCT11 9PUCT11 9PWCT11 9PXCT11 9PZCT11 9QACT11 9QBCT11 9QDCT11 9QECT11 9QFCT11 9QHCT11 9QJCT11 9QLCT11 9QNCT11 9QPCT11 9QQCT11 9QRCT11 9QSCT11 9QTCT11 9QUCT11 9QWCT11 9QXCT11 9QYCT11 9QZCT11 9RACT11 9RBCT11 9RDCT11 9RECT11 9RHCT11 9RJCT11 9RNCT11 9RSCT11 9RTCT11 9RUCT11 9RWCT11 9RXCT11 9RYCT11 9SACT11 9SBCT11 9SECT11 9SGCT11 9SHCT11 9SJCT11 9SLCT11 9SNCT11 9SPCT11 9SQCT11 9SRCT11 9SSCT11 9STCT11 9SUCT11 9SWCT11 9SXCT11 9SYCT11 9SZCT11 9TACT11 9TBCT11 9TDCT11 9TECT11 9TFCT11 9TGCT11 9TJCT11 9TLCT11 9TNCT11 9TPCT11 9TQCT11 9TRCT11 9TSCT11 9TTCT11 9TUCT11 9TWCT11 9TXCT11 9TYCT11 9UACT11 9UBCT11 9UECT11 9UGCT11 9UQCT11 9XPCT11 9XTCT11 9YDCT11 9YECT11 9YF

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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