CO10 9 postcode sector in the CO10 district

CO10 9 is a sector of the CO10 district: every postcode that starts CO10 9. It has 273 postcodes in use, one of them a large-user postcode. 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 CO10 9 sector, by flood risk

Map of every postcode in the CO10 9 sector, by flood risk Of the 273 postcodes in the CO10 9 sector that ONS places, 12 have a home or business at high risk, 6 are at medium risk at worst, 13 are at low risk at worst and 242 are not on the Environment Agency's at-risk list. Places named: Long Melford, Lavenham, Acton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. CO10 9AA: not on the flood risk listCO10 9AD: not on the flood risk listCO10 9AF: not on the flood risk listCO10 9AH: not on the flood risk listCO10 9AJ: not on the flood risk listCO10 9AL: not on the flood risk listCO10 9AN: not on the flood risk listCO10 9AP: not on the flood risk listCO10 9AQ: not on the flood risk listCO10 9AR: not on the flood risk listCO10 9AS: not on the flood risk listCO10 9AT: not on the flood risk listCO10 9AU: not on the flood risk listCO10 9AW: not on the flood risk listCO10 9AX: not on the flood risk listCO10 9AY: not on the flood risk listCO10 9AZ: not on the flood risk listCO10 9BA: not on the flood risk listCO10 9BB: not on the flood risk listCO10 9BD: not on the flood risk listCO10 9BE: not on the flood risk listCO10 9BH: not on the flood risk listCO10 9BJ: not on the flood risk listCO10 9BN: not on the flood risk listCO10 9BP: not on the flood risk listCO10 9BS: not on the flood risk listCO10 9BT: not on the flood risk listCO10 9BU: not on the flood risk listCO10 9BW: not on the flood risk listCO10 9BX: not on the flood risk listCO10 9DA: not on the flood risk listCO10 9DB: not on the flood risk listCO10 9DD: not on the flood risk listCO10 9DE: not on the flood risk listCO10 9DF: not on the flood risk listCO10 9DG: not on the flood risk listCO10 9DJ: not on the flood risk listCO10 9DL: not on the flood risk listCO10 9DN: not on the flood risk listCO10 9DP: not on the flood risk listCO10 9DR: not on the flood risk listCO10 9DU: not on the flood risk listCO10 9DX: not on the flood risk listCO10 9DZ: not on the flood risk listCO10 9EA: not on the flood risk listCO10 9EB: not on the flood risk listCO10 9ED: not on the flood risk listCO10 9EF: not on the flood risk listCO10 9EG: not on the flood risk listCO10 9EH: not on the flood risk listCO10 9EJ: not on the flood risk listCO10 9EL: not on the flood risk listCO10 9EN: not on the flood risk listCO10 9EP: not on the flood risk listCO10 9EQ: not on the flood risk listCO10 9ER: not on the flood risk listCO10 9ES: not on the flood risk listCO10 9ET: not on the flood risk listCO10 9EU: not on the flood risk listCO10 9EW: not on the flood risk listCO10 9EX: not on the flood risk listCO10 9EZ: not on the flood risk listCO10 9FE: not on the flood risk listCO10 9FF: not on the flood risk listCO10 9FL: not on the flood risk listCO10 9FQ: not on the flood risk listCO10 9FR: not on the flood risk listCO10 9FS: not on the flood risk listCO10 9FT: not on the flood risk listCO10 9FX: not on the flood risk listCO10 9FZ: not on the flood risk listCO10 9GA: not on the flood risk listCO10 9GE: not on the flood risk listCO10 9GF: not on the flood risk listCO10 9GH: not on the flood risk listCO10 9GL: not on the flood risk listCO10 9GN: not on the flood risk listCO10 9GP: not on the flood risk listCO10 9GQ: not on the flood risk listCO10 9GU: not on the flood risk listCO10 9GY: not on the flood risk listCO10 9HB: not on the flood risk listCO10 9HE: not on the flood risk listCO10 9HF: not on the flood risk listCO10 9HG: not on the flood risk listCO10 9HH: not on the flood risk listCO10 9HJ: not on the flood risk listCO10 9HL: not on the flood risk listCO10 9HN: not on the flood risk listCO10 9HP: not on the flood risk listCO10 9HQ: not on the flood risk listCO10 9HR: not on the flood risk listCO10 9HT: not on the flood risk listCO10 9HU: not on the flood risk listCO10 9HW: not on the flood risk listCO10 9HX: not on the flood risk listCO10 9HY: not on the flood risk listCO10 9HZ: not on the flood risk listCO10 9JA: not on the flood risk listCO10 9JB: not on the flood risk listCO10 9JE: not on the flood risk listCO10 9JF: not on the flood risk listCO10 9JG: not on the flood risk listCO10 9JU: not on the flood risk listCO10 9JZ: not on the flood risk listCO10 9LE: not on the flood risk listCO10 9LH: not on the flood risk listCO10 9LJ: not on the flood risk listCO10 9LL: not on the flood risk listCO10 9LP: not on the flood risk listCO10 9LR: not on the flood risk listCO10 9LS: not on the flood risk listCO10 9LT: not on the flood risk listCO10 9LU: not on the flood risk listCO10 9LY: not on the flood risk listCO10 9LZ: not on the flood risk listCO10 9NA: not on the flood risk listCO10 9NB: not on the flood risk listCO10 9ND: not on the flood risk listCO10 9NE: not on the flood risk listCO10 9NF: not on the flood risk listCO10 9NG: not on the flood risk listCO10 9NH: not on the flood risk listCO10 9NL: not on the flood risk listCO10 9NN: not on the flood risk listCO10 9NP: not on the flood risk listCO10 9NQ: not on the flood risk listCO10 9NR: not on the flood risk listCO10 9NT: not on the flood risk listCO10 9NU: not on the flood risk listCO10 9NW: not on the flood risk listCO10 9NX: not on the flood risk listCO10 9NY: not on the flood risk listCO10 9NZ: not on the flood risk listCO10 9PA: not on the flood risk listCO10 9PB: not on the flood risk listCO10 9PF: not on the flood risk listCO10 9PH: not on the flood risk listCO10 9PJ: not on the flood risk listCO10 9PP: not on the flood risk listCO10 9PR: not on the flood risk listCO10 9PT: not on the flood risk listCO10 9PW: not on the flood risk listCO10 9PX: not on the flood risk listCO10 9PY: not on the flood risk listCO10 9PZ: not on the flood risk listCO10 9QG: not on the flood risk listCO10 9QN: not on the flood risk listCO10 9QP: not on the flood risk listCO10 9QR: not on the flood risk listCO10 9QS: not on the flood risk listCO10 9QT: not on the flood risk listCO10 9QU: not on the flood risk listCO10 9QX: not on the flood risk listCO10 9QZ: not on the flood risk listCO10 9RB: not on the flood risk listCO10 9RH: not on the flood risk listCO10 9RL: not on the flood risk listCO10 9RN: not on the flood risk listCO10 9RT: not on the flood risk listCO10 9RU: not on the flood risk listCO10 9RW: not on the flood risk listCO10 9RX: not on the flood risk listCO10 9RZ: not on the flood risk listCO10 9SA: not on the flood risk listCO10 9SB: not on the flood risk listCO10 9SD: not on the flood risk listCO10 9SE: not on the flood risk listCO10 9SG: not on the flood risk listCO10 9SH: not on the flood risk listCO10 9SJ: not on the flood risk listCO10 9SL: not on the flood risk listCO10 9SN: not on the flood risk listCO10 9SP: not on the flood risk listCO10 9SQ: not on the flood risk listCO10 9SR: not on the flood risk listCO10 9SY: not on the flood risk listCO10 9TF: not on the flood risk listCO10 9TH: not on the flood risk listCO10 9TJ: not on the flood risk listCO10 9TQ: not on the flood risk listCO10 9TS: not on the flood risk listCO10 9TT: not on the flood risk listCO10 9TX: not on the flood risk listCO10 9UE: not on the flood risk listCO10 9UF: not on the flood risk listCO10 9UH: not on the flood risk listCO10 9UJ: not on the flood risk listCO10 9UP: not on the flood risk listCO10 9AG: low flood risk at worstCO10 9BL: low flood risk at worstCO10 9DY: low flood risk at worstCO10 9FG: low flood risk at worstCO10 9JN: low flood risk at worstCO10 9LF: low flood risk at worstCO10 9JT: low flood risk at worstCO10 9QE: low flood risk at worstCO10 9QH: low flood risk at worstCO10 9QL: low flood risk at worstCO10 9RP: low flood risk at worstCO10 9JQ: medium flood risk at worstCO10 9RF: medium flood risk at worstCO10 9JY: medium flood risk at worstCO10 9QJ: medium flood risk at worstCO10 9RD: medium flood risk at worstCO10 9AE: high flood riskCO10 9BG: high flood riskCO10 9BY: high flood riskCO10 9QD: high flood riskCO10 9HA: high flood riskCO10 9HS: high flood riskCO10 9JJ: high flood riskCO10 9LX: high flood riskCO10 9NJ: high flood riskCO10 9PE: high flood riskCO10 9PG: high flood riskCO10 9RJ: high flood risk Long MelfordLavenhamActon Map of every postcode in the CO10 9 sector, by flood risk Of the 273 postcodes in the CO10 9 sector that ONS places, 12 have a home or business at high risk, 6 are at medium risk at worst, 13 are at low risk at worst and 242 are not on the Environment Agency's at-risk list. Places named: Long Melford, Lavenham, Acton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. Long MelfordLavenhamActon
  • A home or business at high risk: 12
  • At medium risk at worst: 6
  • At low risk at worst: 13
  • At very low risk only: 0
  • Not on the at-risk list: 242

Of the 273 postcodes in the CO10 9 sector that ONS places, 12 have a home or business at high risk, 6 are at medium risk at worst, 13 are at low risk at worst and 242 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.

CO10 9HA17 at high riskCO10 9PE4 at high riskCO10 9BG4 at high riskCO10 9PG2 at high riskCO10 9QD2 at high riskCO10 9AE1 at high riskCO10 9BY1 at high riskCO10 9HS1 at high riskCO10 9JJ1 at high riskCO10 9LX1 at high riskCO10 9NJ1 at high riskCO10 9RJ1 at high risk

What do homes sell for in CO10 9?

Homes in CO10 9 sold for a typical £391,750 in the 12 months to August 2026, across 102 sales, up 1.8% on the 12 months before, HM Land Registry's figures show.

£391,750 typical price, the 12 months to August 2026
£385,000 12 months to August 2025
▲ up 1.8% on the 12 months before
  • Detached £557,500 46 sales
  • Semi-detached £360,000 23 sales
  • Terraced £287,500 28 sales
  • Flat or maisonette £210,000 5 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 CO10 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 CO10 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.

CO10 9AACO10 9ADCO10 9AECO10 9AFCO10 9AGCO10 9AHCO10 9AJCO10 9ALCO10 9ANCO10 9APCO10 9AQCO10 9ARCO10 9ASCO10 9ATCO10 9AUCO10 9AWCO10 9AXCO10 9AYCO10 9AZCO10 9BACO10 9BBCO10 9BDCO10 9BECO10 9BGCO10 9BHCO10 9BJCO10 9BLCO10 9BNCO10 9BPCO10 9BQCO10 9BSCO10 9BTCO10 9BUCO10 9BWCO10 9BXCO10 9BYCO10 9DACO10 9DBCO10 9DDCO10 9DECO10 9DFCO10 9DGCO10 9DHCO10 9DJCO10 9DLCO10 9DNCO10 9DPCO10 9DQCO10 9DRCO10 9DSCO10 9DTCO10 9DUCO10 9DWCO10 9DXCO10 9DYCO10 9DZCO10 9EACO10 9EBCO10 9EDCO10 9EECO10 9EFCO10 9EGCO10 9EHCO10 9EJCO10 9ELCO10 9ENCO10 9EPCO10 9EQCO10 9ERCO10 9ESCO10 9ETCO10 9EUCO10 9EWCO10 9EXCO10 9EYCO10 9EZCO10 9FACO10 9FECO10 9FFCO10 9FGCO10 9FLCO10 9FPCO10 9FQCO10 9FRCO10 9FSCO10 9FTCO10 9FUCO10 9FWCO10 9FXCO10 9FYCO10 9FZCO10 9GACO10 9GBCO10 9GECO10 9GFCO10 9GGCO10 9GHCO10 9GJCO10 9GLCO10 9GNCO10 9GPCO10 9GQCO10 9GUCO10 9GYCO10 9HACO10 9HBCO10 9HDCO10 9HECO10 9HFCO10 9HGCO10 9HHCO10 9HJCO10 9HLCO10 9HNCO10 9HPCO10 9HQCO10 9HRCO10 9HSCO10 9HTCO10 9HUCO10 9HWCO10 9HXCO10 9HYCO10 9HZCO10 9JACO10 9JBCO10 9JDCO10 9JECO10 9JFCO10 9JGCO10 9JHCO10 9JJCO10 9JLCO10 9JNCO10 9JPCO10 9JQCO10 9JRCO10 9JSCO10 9JTCO10 9JUCO10 9JWCO10 9JXCO10 9JYCO10 9JZCO10 9LACO10 9LBCO10 9LDCO10 9LECO10 9LFCO10 9LGCO10 9LHCO10 9LJCO10 9LLCO10 9LNCO10 9LPCO10 9LQCO10 9LRCO10 9LSCO10 9LTCO10 9LUCO10 9LWCO10 9LXCO10 9LYCO10 9LZCO10 9NACO10 9NBCO10 9NDCO10 9NECO10 9NFCO10 9NGCO10 9NHCO10 9NJCO10 9NLCO10 9NNCO10 9NPCO10 9NQCO10 9NRCO10 9NSCO10 9NTCO10 9NUCO10 9NWCO10 9NXCO10 9NYCO10 9NZCO10 9PACO10 9PBCO10 9PECO10 9PFCO10 9PGCO10 9PHCO10 9PJCO10 9PLCO10 9PPCO10 9PRCO10 9PTCO10 9PUCO10 9PWCO10 9PXCO10 9PYCO10 9PZCO10 9QACO10 9QDCO10 9QECO10 9QFCO10 9QGCO10 9QHCO10 9QJCO10 9QLCO10 9QNCO10 9QPCO10 9QRCO10 9QSCO10 9QTCO10 9QUCO10 9QWCO10 9QXCO10 9QZCO10 9RACO10 9RBCO10 9RDCO10 9RECO10 9RFCO10 9RGCO10 9RHCO10 9RJCO10 9RLCO10 9RNCO10 9RPCO10 9RRCO10 9RSCO10 9RTCO10 9RUCO10 9RWCO10 9RXCO10 9RYCO10 9RZCO10 9SACO10 9SBCO10 9SDCO10 9SECO10 9SFCO10 9SGCO10 9SHCO10 9SJCO10 9SLCO10 9SNCO10 9SPCO10 9SQCO10 9SRCO10 9SSCO10 9STCO10 9SUCO10 9SXCO10 9SYCO10 9SZCO10 9TFCO10 9TGCO10 9THCO10 9TJCO10 9TLCO10 9TPCO10 9TQCO10 9TRCO10 9TSCO10 9TTCO10 9TXCO10 9TZCO10 9UECO10 9UFCO10 9UHCO10 9UJCO10 9ULCO10 9UP

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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