CT3 4 postcode sector in the CT3 district

CT3 4 is a sector of the CT3 district: every postcode that starts CT3 4. It has 165 postcodes in use, 2 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 CT3 4 sector, by flood risk

Map of every postcode in the CT3 4 sector, by flood risk Of the 165 postcodes in the CT3 4 sector that ONS places, 9 have a home or business at high risk, 6 are at medium risk at worst, 2 are at low risk at worst, 7 are at very low risk only and 141 are not on the Environment Agency's at-risk list. Places named: Herne, Greenhill, Sturry, Hersden, Wingham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A257A291A2990 CT3 4AA: not on the flood risk listCT3 4AB: not on the flood risk listCT3 4AD: not on the flood risk listCT3 4AE: not on the flood risk listCT3 4AF: not on the flood risk listCT3 4AG: not on the flood risk listCT3 4AH: not on the flood risk listCT3 4AL: not on the flood risk listCT3 4AN: not on the flood risk listCT3 4AP: not on the flood risk listCT3 4AR: not on the flood risk listCT3 4AT: not on the flood risk listCT3 4AU: not on the flood risk listCT3 4AW: not on the flood risk listCT3 4AX: not on the flood risk listCT3 4AZ: not on the flood risk listCT3 4BA: not on the flood risk listCT3 4BB: not on the flood risk listCT3 4BF: not on the flood risk listCT3 4BG: not on the flood risk listCT3 4BH: not on the flood risk listCT3 4BU: not on the flood risk listCT3 4BX: not on the flood risk listCT3 4BY: not on the flood risk listCT3 4BZ: not on the flood risk listCT3 4DA: not on the flood risk listCT3 4DB: not on the flood risk listCT3 4DD: not on the flood risk listCT3 4DE: not on the flood risk listCT3 4DG: not on the flood risk listCT3 4DH: not on the flood risk listCT3 4DJ: not on the flood risk listCT3 4DL: not on the flood risk listCT3 4DR: not on the flood risk listCT3 4DS: not on the flood risk listCT3 4DU: not on the flood risk listCT3 4DW: not on the flood risk listCT3 4DX: not on the flood risk listCT3 4DY: not on the flood risk listCT3 4ED: not on the flood risk listCT3 4ER: not on the flood risk listCT3 4EU: not on the flood risk listCT3 4EW: not on the flood risk listCT3 4EX: not on the flood risk listCT3 4EY: not on the flood risk listCT3 4EZ: not on the flood risk listCT3 4FA: not on the flood risk listCT3 4FB: not on the flood risk listCT3 4FD: not on the flood risk listCT3 4FF: not on the flood risk listCT3 4FH: not on the flood risk listCT3 4FJ: not on the flood risk listCT3 4FL: not on the flood risk listCT3 4FP: not on the flood risk listCT3 4FQ: not on the flood risk listCT3 4FR: not on the flood risk listCT3 4FS: not on the flood risk listCT3 4FT: not on the flood risk listCT3 4FW: not on the flood risk listCT3 4FY: not on the flood risk listCT3 4FZ: not on the flood risk listCT3 4GA: not on the flood risk listCT3 4GB: not on the flood risk listCT3 4GD: not on the flood risk listCT3 4GE: not on the flood risk listCT3 4GF: not on the flood risk listCT3 4GN: not on the flood risk listCT3 4GP: not on the flood risk listCT3 4GU: not on the flood risk listCT3 4GW: not on the flood risk listCT3 4GX: not on the flood risk listCT3 4HA: not on the flood risk listCT3 4HB: not on the flood risk listCT3 4HD: not on the flood risk listCT3 4HE: not on the flood risk listCT3 4HF: not on the flood risk listCT3 4HG: not on the flood risk listCT3 4HH: not on the flood risk listCT3 4HL: not on the flood risk listCT3 4HP: not on the flood risk listCT3 4HQ: not on the flood risk listCT3 4HR: not on the flood risk listCT3 4HS: not on the flood risk listCT3 4HT: not on the flood risk listCT3 4HU: not on the flood risk listCT3 4HW: not on the flood risk listCT3 4HX: not on the flood risk listCT3 4HY: not on the flood risk listCT3 4HZ: not on the flood risk listCT3 4JA: not on the flood risk listCT3 4JD: not on the flood risk listCT3 4JF: not on the flood risk listCT3 4JH: not on the flood risk listCT3 4JJ: not on the flood risk listCT3 4JL: not on the flood risk listCT3 4JP: not on the flood risk listCT3 4JR: not on the flood risk listCT3 4JS: not on the flood risk listCT3 4JT: not on the flood risk listCT3 4JU: not on the flood risk listCT3 4JW: not on the flood risk listCT3 4JX: not on the flood risk listCT3 4JY: not on the flood risk listCT3 4JZ: not on the flood risk listCT3 4LA: not on the flood risk listCT3 4LB: not on the flood risk listCT3 4LE: not on the flood risk listCT3 4LF: not on the flood risk listCT3 4LH: not on the flood risk listCT3 4LJ: not on the flood risk listCT3 4LL: not on the flood risk listCT3 4LN: not on the flood risk listCT3 4LP: not on the flood risk listCT3 4LR: not on the flood risk listCT3 4LS: not on the flood risk listCT3 4LT: not on the flood risk listCT3 4LU: not on the flood risk listCT3 4LW: not on the flood risk listCT3 4LX: not on the flood risk listCT3 4LY: not on the flood risk listCT3 4LZ: not on the flood risk listCT3 4NA: not on the flood risk listCT3 4NB: not on the flood risk listCT3 4NE: not on the flood risk listCT3 4NF: not on the flood risk listCT3 4NG: not on the flood risk listCT3 4NH: not on the flood risk listCT3 4DF: very low flood risk onlyCT3 4EA: very low flood risk onlyCT3 4EG: very low flood risk onlyCT3 4EJ: very low flood risk onlyCT3 4EP: very low flood risk onlyCT3 4EQ: very low flood risk onlyCT3 4EL: low flood risk at worstCT3 4JN: low flood risk at worstCT3 4AY: medium flood risk at worstCT3 4BE: medium flood risk at worstCT3 4BN: medium flood risk at worstCT3 4EE: medium flood risk at worstCT3 4EH: medium flood risk at worstCT3 4ND: medium flood risk at worstCT3 4AS: high flood riskCT3 4BJ: high flood riskCT3 4BL: high flood riskCT3 4BP: high flood riskCT3 4DN: high flood riskCT3 4DP: high flood riskCT3 4EB: high flood riskCT3 4EF: high flood riskCT3 4LG: high flood risk HerneGreenhillSturryHersdenWingham Map of every postcode in the CT3 4 sector, by flood risk Of the 165 postcodes in the CT3 4 sector that ONS places, 9 have a home or business at high risk, 6 are at medium risk at worst, 2 are at low risk at worst, 7 are at very low risk only and 141 are not on the Environment Agency's at-risk list. Places named: Herne, Greenhill, Sturry. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A299A257A291 HerneGreenhillSturry
  • A home or business at high risk: 9
  • At medium risk at worst: 6
  • At low risk at worst: 2
  • At very low risk only: 7
  • Not on the at-risk list: 141

Of the 165 postcodes in the CT3 4 sector that ONS places, 9 have a home or business at high risk, 6 are at medium risk at worst, 2 are at low risk at worst, 7 are at very low risk only and 141 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.

CT3 4DN15 at high riskCT3 4BP4 at high riskCT3 4EB2 at high riskCT3 4BL2 at high riskCT3 4DP2 at high riskCT3 4BJ1 at high riskCT3 4AS1 at high riskCT3 4EF1 at high riskCT3 4LG1 at high risk

What do homes sell for in CT3 4?

Homes in CT3 4 sold for a typical £350,000 in the 12 months to August 2026, across 38 sales, down 20.8% on the 12 months before, HM Land Registry's figures show.

£350,000 typical price, the 12 months to August 2026
£441,700 12 months to August 2025
▼ down 20.8% on the 12 months before
  • Detached £467,000 17 sales
  • Semi-detached £302,500 11 sales
  • Terraced £247,500 6 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 CT3 4. 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 CT3 4

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.

CT3 4AACT3 4ABCT3 4ADCT3 4AECT3 4AFCT3 4AGCT3 4AHCT3 4ALCT3 4ANCT3 4APCT3 4ARCT3 4ASCT3 4ATCT3 4AUCT3 4AWCT3 4AXCT3 4AYCT3 4AZCT3 4BACT3 4BBCT3 4BDCT3 4BECT3 4BFCT3 4BGCT3 4BHCT3 4BJCT3 4BLCT3 4BNCT3 4BPCT3 4BUCT3 4BXCT3 4BYCT3 4BZCT3 4DACT3 4DBCT3 4DDCT3 4DECT3 4DFCT3 4DGCT3 4DHCT3 4DJCT3 4DLCT3 4DNCT3 4DPCT3 4DQCT3 4DRCT3 4DSCT3 4DTCT3 4DUCT3 4DWCT3 4DXCT3 4DYCT3 4DZCT3 4EACT3 4EBCT3 4EDCT3 4EECT3 4EFCT3 4EGCT3 4EHCT3 4EJCT3 4ELCT3 4ENCT3 4EPCT3 4EQCT3 4ERCT3 4EUCT3 4EWCT3 4EXCT3 4EYCT3 4EZCT3 4FACT3 4FBCT3 4FDCT3 4FECT3 4FFCT3 4FGCT3 4FHCT3 4FJCT3 4FLCT3 4FNCT3 4FPCT3 4FQCT3 4FRCT3 4FSCT3 4FTCT3 4FUCT3 4FWCT3 4FYCT3 4FZCT3 4GACT3 4GBCT3 4GDCT3 4GECT3 4GFCT3 4GJCT3 4GNCT3 4GPCT3 4GTCT3 4GUCT3 4GWCT3 4GXCT3 4HACT3 4HBCT3 4HDCT3 4HECT3 4HFCT3 4HGCT3 4HHCT3 4HJCT3 4HLCT3 4HNCT3 4HPCT3 4HQCT3 4HRCT3 4HSCT3 4HTCT3 4HUCT3 4HWCT3 4HXCT3 4HYCT3 4HZCT3 4JACT3 4JDCT3 4JFCT3 4JHCT3 4JJCT3 4JLCT3 4JNCT3 4JPCT3 4JRCT3 4JSCT3 4JTCT3 4JUCT3 4JWCT3 4JXCT3 4JYCT3 4JZCT3 4LACT3 4LBCT3 4LDCT3 4LECT3 4LFCT3 4LGCT3 4LHCT3 4LJCT3 4LLCT3 4LNCT3 4LPCT3 4LQCT3 4LRCT3 4LSCT3 4LTCT3 4LUCT3 4LWCT3 4LXCT3 4LYCT3 4LZCT3 4NACT3 4NBCT3 4NDCT3 4NECT3 4NFCT3 4NGCT3 4NH

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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