DT3 4 postcode sector in the DT3 district

DT3 4 is a sector of the DT3 district: every postcode that starts DT3 4. It has 205 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 DT3 4 sector, by flood risk

Map of every postcode in the DT3 4 sector, by flood risk Of the 205 postcodes in the DT3 4 sector that ONS places, 12 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 181 are not on the Environment Agency's at-risk list. Places named: Weymouth, Chickerell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A354 DT3 4AA: not on the flood risk listDT3 4AB: not on the flood risk listDT3 4AD: not on the flood risk listDT3 4AE: not on the flood risk listDT3 4AF: not on the flood risk listDT3 4AG: not on the flood risk listDT3 4AH: not on the flood risk listDT3 4AL: not on the flood risk listDT3 4AZ: not on the flood risk listDT3 4BA: not on the flood risk listDT3 4BB: not on the flood risk listDT3 4BD: not on the flood risk listDT3 4BE: not on the flood risk listDT3 4BF: not on the flood risk listDT3 4BG: not on the flood risk listDT3 4BL: not on the flood risk listDT3 4BP: not on the flood risk listDT3 4BQ: not on the flood risk listDT3 4BS: not on the flood risk listDT3 4BT: not on the flood risk listDT3 4BU: not on the flood risk listDT3 4BX: not on the flood risk listDT3 4BY: not on the flood risk listDT3 4BZ: not on the flood risk listDT3 4DD: not on the flood risk listDT3 4DF: not on the flood risk listDT3 4DG: not on the flood risk listDT3 4DH: not on the flood risk listDT3 4DJ: not on the flood risk listDT3 4DL: not on the flood risk listDT3 4DP: not on the flood risk listDT3 4DQ: not on the flood risk listDT3 4DR: not on the flood risk listDT3 4DS: not on the flood risk listDT3 4DT: not on the flood risk listDT3 4DU: not on the flood risk listDT3 4DX: not on the flood risk listDT3 4DZ: not on the flood risk listDT3 4EA: not on the flood risk listDT3 4EB: not on the flood risk listDT3 4EE: not on the flood risk listDT3 4EF: not on the flood risk listDT3 4EH: not on the flood risk listDT3 4EJ: not on the flood risk listDT3 4EL: not on the flood risk listDT3 4EN: not on the flood risk listDT3 4EP: not on the flood risk listDT3 4ER: not on the flood risk listDT3 4ES: not on the flood risk listDT3 4ET: not on the flood risk listDT3 4EU: not on the flood risk listDT3 4EW: not on the flood risk listDT3 4EX: not on the flood risk listDT3 4EY: not on the flood risk listDT3 4FB: not on the flood risk listDT3 4FF: not on the flood risk listDT3 4FG: not on the flood risk listDT3 4FH: not on the flood risk listDT3 4FL: not on the flood risk listDT3 4FQ: not on the flood risk listDT3 4FR: not on the flood risk listDT3 4FS: not on the flood risk listDT3 4FT: not on the flood risk listDT3 4FU: not on the flood risk listDT3 4FX: not on the flood risk listDT3 4GB: not on the flood risk listDT3 4GF: not on the flood risk listDT3 4GG: not on the flood risk listDT3 4GH: not on the flood risk listDT3 4GJ: not on the flood risk listDT3 4GL: not on the flood risk listDT3 4GN: not on the flood risk listDT3 4GT: not on the flood risk listDT3 4GU: not on the flood risk listDT3 4GW: not on the flood risk listDT3 4HA: not on the flood risk listDT3 4HB: not on the flood risk listDT3 4HE: not on the flood risk listDT3 4HF: not on the flood risk listDT3 4HG: not on the flood risk listDT3 4HH: not on the flood risk listDT3 4HJ: not on the flood risk listDT3 4HL: not on the flood risk listDT3 4HP: not on the flood risk listDT3 4HQ: not on the flood risk listDT3 4HR: not on the flood risk listDT3 4HS: not on the flood risk listDT3 4HT: not on the flood risk listDT3 4HU: not on the flood risk listDT3 4HW: not on the flood risk listDT3 4HX: not on the flood risk listDT3 4JA: not on the flood risk listDT3 4JB: not on the flood risk listDT3 4JD: not on the flood risk listDT3 4JE: not on the flood risk listDT3 4JF: not on the flood risk listDT3 4JJ: not on the flood risk listDT3 4JL: not on the flood risk listDT3 4JP: not on the flood risk listDT3 4JQ: not on the flood risk listDT3 4JR: not on the flood risk listDT3 4JS: not on the flood risk listDT3 4JT: not on the flood risk listDT3 4JU: not on the flood risk listDT3 4JW: not on the flood risk listDT3 4JX: not on the flood risk listDT3 4JY: not on the flood risk listDT3 4JZ: not on the flood risk listDT3 4LB: not on the flood risk listDT3 4LD: not on the flood risk listDT3 4LG: not on the flood risk listDT3 4LH: not on the flood risk listDT3 4LJ: not on the flood risk listDT3 4LL: not on the flood risk listDT3 4LN: not on the flood risk listDT3 4LP: not on the flood risk listDT3 4LR: not on the flood risk listDT3 4LS: not on the flood risk listDT3 4LW: not on the flood risk listDT3 4LX: not on the flood risk listDT3 4NA: not on the flood risk listDT3 4NB: not on the flood risk listDT3 4ND: not on the flood risk listDT3 4NF: not on the flood risk listDT3 4NH: not on the flood risk listDT3 4NJ: not on the flood risk listDT3 4NN: not on the flood risk listDT3 4NP: not on the flood risk listDT3 4NS: not on the flood risk listDT3 4NT: not on the flood risk listDT3 4NU: not on the flood risk listDT3 4NW: not on the flood risk listDT3 4PA: not on the flood risk listDT3 4PE: not on the flood risk listDT3 4PJ: not on the flood risk listDT3 4WB: not on the flood risk listDT3 4AR: low flood risk at worstDT3 4AU: low flood risk at worstDT3 4AY: low flood risk at worstDT3 4BH: low flood risk at worstDT3 4LA: low flood risk at worstDT3 4AJ: medium flood risk at worstDT3 4BW: medium flood risk at worstDT3 4AN: high flood riskDT3 4AT: high flood riskDT3 4AS: high flood riskDT3 4BJ: high flood riskDT3 4BN: high flood riskDT3 4DW: high flood riskDT3 4ED: high flood riskDT3 4FN: high flood riskDT3 4HN: high flood riskDT3 4HZ: high flood riskDT3 4JG: high flood riskDT3 4JH: high flood risk WeymouthChickerell Map of every postcode in the DT3 4 sector, by flood risk Of the 205 postcodes in the DT3 4 sector that ONS places, 12 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 181 are not on the Environment Agency's at-risk list. Places named: Weymouth, Chickerell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A354 WeymouthChickerell
  • A home or business at high risk: 12
  • At medium risk at worst: 3
  • At low risk at worst: 9
  • At very low risk only: 0
  • Not on the at-risk list: 181

Of the 205 postcodes in the DT3 4 sector that ONS places, 12 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 181 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.

DT3 4BJ11 at high riskDT3 4HN9 at high riskDT3 4FN6 at high riskDT3 4JG3 at high riskDT3 4AT2 at high riskDT3 4AS1 at high riskDT3 4AN1 at high riskDT3 4BN1 at high riskDT3 4DW1 at high riskDT3 4ED1 at high riskDT3 4HZ1 at high riskDT3 4JH1 at high risk

What do homes sell for in DT3 4?

Homes in DT3 4 sold for a typical £335,000 in the 12 months to August 2026, across 101 sales, down 10.7% on the 12 months before, HM Land Registry's figures show.

£335,000 typical price, the 12 months to August 2026
£375,000 12 months to August 2025
▼ down 10.7% on the 12 months before
  • Detached £432,500 48 sales
  • Semi-detached £305,000 9 sales
  • Terraced £295,000 40 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 DT3 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 DT3 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.

DT3 4AADT3 4ABDT3 4ADDT3 4AEDT3 4AFDT3 4AGDT3 4AHDT3 4AJDT3 4ALDT3 4ANDT3 4APDT3 4ARDT3 4ASDT3 4ATDT3 4AUDT3 4AWDT3 4AXDT3 4AYDT3 4AZDT3 4BADT3 4BBDT3 4BDDT3 4BEDT3 4BFDT3 4BGDT3 4BHDT3 4BJDT3 4BLDT3 4BNDT3 4BPDT3 4BQDT3 4BSDT3 4BTDT3 4BUDT3 4BWDT3 4BXDT3 4BYDT3 4BZDT3 4DADT3 4DBDT3 4DDDT3 4DFDT3 4DGDT3 4DHDT3 4DJDT3 4DLDT3 4DPDT3 4DQDT3 4DRDT3 4DSDT3 4DTDT3 4DUDT3 4DWDT3 4DXDT3 4DYDT3 4DZDT3 4EADT3 4EBDT3 4EDDT3 4EEDT3 4EFDT3 4EGDT3 4EHDT3 4EJDT3 4ELDT3 4ENDT3 4EPDT3 4EQDT3 4ERDT3 4ESDT3 4ETDT3 4EUDT3 4EWDT3 4EXDT3 4EYDT3 4EZDT3 4FADT3 4FBDT3 4FDDT3 4FEDT3 4FFDT3 4FGDT3 4FHDT3 4FJDT3 4FLDT3 4FNDT3 4FPDT3 4FQDT3 4FRDT3 4FSDT3 4FTDT3 4FUDT3 4FWDT3 4FXDT3 4FYDT3 4FZDT3 4GADT3 4GBDT3 4GDDT3 4GEDT3 4GFDT3 4GGDT3 4GHDT3 4GJDT3 4GLDT3 4GNDT3 4GPDT3 4GQDT3 4GRDT3 4GSDT3 4GTDT3 4GUDT3 4GWDT3 4GXDT3 4GYDT3 4GZDT3 4HADT3 4HBDT3 4HDDT3 4HEDT3 4HFDT3 4HGDT3 4HHDT3 4HJDT3 4HLDT3 4HNDT3 4HPDT3 4HQDT3 4HRDT3 4HSDT3 4HTDT3 4HUDT3 4HWDT3 4HXDT3 4HYDT3 4HZDT3 4JADT3 4JBDT3 4JDDT3 4JEDT3 4JFDT3 4JGDT3 4JHDT3 4JJDT3 4JLDT3 4JNDT3 4JPDT3 4JQDT3 4JRDT3 4JSDT3 4JTDT3 4JUDT3 4JWDT3 4JXDT3 4JYDT3 4JZDT3 4LADT3 4LBDT3 4LDDT3 4LEDT3 4LFDT3 4LGDT3 4LHDT3 4LJDT3 4LLDT3 4LNDT3 4LPDT3 4LQDT3 4LRDT3 4LSDT3 4LTDT3 4LUDT3 4LWDT3 4LXDT3 4LYDT3 4LZDT3 4NADT3 4NBDT3 4NDDT3 4NEDT3 4NFDT3 4NGDT3 4NHDT3 4NJDT3 4NLDT3 4NNDT3 4NPDT3 4NQDT3 4NRDT3 4NSDT3 4NTDT3 4NUDT3 4NWDT3 4NXDT3 4NYDT3 4NZDT3 4PADT3 4PBDT3 4PDDT3 4PEDT3 4PHDT3 4PJDT3 4PLDT3 4PPDT3 4WB

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.