DH3 postcode district: Birtley and around

DH3 is a postcode district in England, with 770 postcodes in use in 5 sectors. It has postcodes in Birtley, Chester-le-Street, Great Lumley and 1 more place. It is split between 3 councils: County Durham (417 postcodes), Gateshead (351) and Sunderland (2).

Postcodes in use
770
Sectors
5
Councils
3 councils
Places
4 places

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in DH3, by flood risk

Map of every postcode in DH3, by flood risk Of the 770 postcodes in DH3 that ONS places, 28 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 730 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 19 postcodes at high or medium risk. Places named: Birtley, Washington, Chester-le-Street, Shiney Row and Penshaw, Fence Houses, Great Lumley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1(M)A1231A182A690 DH3 1AA: not on the flood risk listDH3 1AB: not on the flood risk listDH3 1AD: not on the flood risk listDH3 1AF: not on the flood risk listDH3 1AH: not on the flood risk listDH3 1AJ: not on the flood risk listDH3 1AN: not on the flood risk listDH3 1AP: not on the flood risk listDH3 1AQ: not on the flood risk listDH3 1AS: not on the flood risk listDH3 1AT: not on the flood risk listDH3 1AU: not on the flood risk listDH3 1AX: not on the flood risk listDH3 1AY: not on the flood risk listDH3 1BD: not on the flood risk listDH3 1BF: not on the flood risk listDH3 1BG: not on the flood risk listDH3 1BH: not on the flood risk listDH3 1BJ: not on the flood risk listDH3 1BL: not on the flood risk listDH3 1BP: not on the flood risk listDH3 1BQ: not on the flood risk listDH3 1DA: not on the flood risk listDH3 1DB: not on the flood risk listDH3 1DE: not on the flood risk listDH3 1DG: not on the flood risk listDH3 1DJ: not on the flood risk listDH3 1DL: not on the flood risk listDH3 1DN: not on the flood risk listDH3 1DQ: not on the flood risk listDH3 1DT: not on the flood risk listDH3 1DX: not on the flood risk listDH3 1DZ: not on the flood risk listDH3 1EB: not on the flood risk listDH3 1ED: not on the flood risk listDH3 1EE: not on the flood risk listDH3 1EH: not on the flood risk listDH3 1EJ: not on the flood risk listDH3 1EN: not on the flood risk listDH3 1EP: not on the flood risk listDH3 1ER: not on the flood risk listDH3 1ES: not on the flood risk listDH3 1FA: not on the flood risk listDH3 1FB: not on the flood risk listDH3 1FD: not on the flood risk listDH3 1FE: not on the flood risk listDH3 1FF: not on the flood risk listDH3 1FG: not on the flood risk listDH3 1FJ: not on the flood risk listDH3 1GA: not on the flood risk listDH3 1GB: not on the flood risk listDH3 1GD: not on the flood risk listDH3 1GE: not on the flood risk listDH3 1GG: not on the flood risk listDH3 1GH: not on the flood risk listDH3 1GL: not on the flood risk listDH3 1GN: not on the flood risk listDH3 1HB: not on the flood risk listDH3 1HG: not on the flood risk listDH3 1HH: not on the flood risk listDH3 1HJ: not on the flood risk listDH3 1HL: not on the flood risk listDH3 1HN: not on the flood risk listDH3 1HP: not on the flood risk listDH3 1HQ: not on the flood risk listDH3 1HR: not on the flood risk listDH3 1HS: not on the flood risk listDH3 1HT: not on the flood risk listDH3 1HU: not on the flood risk listDH3 1HW: not on the flood risk listDH3 1HY: not on the flood risk listDH3 1JA: not on the flood risk listDH3 1JD: not on the flood risk listDH3 1JF: not on the flood risk listDH3 1JG: not on the flood risk listDH3 1JH: not on the flood risk listDH3 1JJ: not on the flood risk listDH3 1JN: not on the flood risk listDH3 1JS: not on the flood risk listDH3 1JT: not on the flood risk listDH3 1JW: not on the flood risk listDH3 1JX: not on the flood risk listDH3 1JZ: not on the flood risk listDH3 1LD: not on the flood risk listDH3 1LE: not on the flood risk listDH3 1LF: not on the flood risk listDH3 1LH: not on the flood risk listDH3 1LJ: not on the flood risk listDH3 1LN: not on the flood risk listDH3 1LP: not on the flood risk listDH3 1LR: not on the flood risk listDH3 1LT: not on the flood risk listDH3 1LU: not on the flood risk listDH3 1LW: not on the flood risk listDH3 1LX: not on the flood risk listDH3 1LY: not on the flood risk listDH3 1LZ: not on the flood risk listDH3 1NA: not on the flood risk listDH3 1NB: not on the flood risk listDH3 1NE: not on the flood risk listDH3 1NF: not on the flood risk listDH3 1NH: not on the flood risk listDH3 1NJ: not on the flood risk listDH3 1NL: not on the flood risk listDH3 1NN: not on the flood risk listDH3 1NP: not on the flood risk listDH3 1NQ: not on the flood risk listDH3 1NR: not on the flood risk listDH3 1NS: not on the flood risk listDH3 1NT: not on the flood risk listDH3 1NU: not on the flood risk listDH3 1NX: not on the flood risk listDH3 1PA: not on the flood risk listDH3 1PE: not on the flood risk listDH3 1PH: not on the flood risk listDH3 1PJ: not on the flood risk listDH3 1PL: not on the flood risk listDH3 1PQ: not on the flood risk listDH3 1PR: not on the flood risk listDH3 1PT: not on the flood risk listDH3 1PU: not on the flood risk listDH3 1PW: not on the flood risk listDH3 1PX: not on the flood risk listDH3 1PY: not on the flood risk listDH3 1PZ: not on the flood risk listDH3 1QA: not on the flood risk listDH3 1QB: not on the flood risk listDH3 1QD: not on the flood risk listDH3 1QF: not on the flood risk listDH3 1QH: not on the flood risk listDH3 1QJ: not on the flood risk listDH3 1QL: not on the flood risk listDH3 1QN: not on the flood risk listDH3 1QQ: not on the flood risk listDH3 1QT: not on the flood risk listDH3 1QX: not on the flood risk listDH3 1RA: not on the flood risk listDH3 1RB: not on the flood risk listDH3 1RD: not on the flood risk listDH3 1RE: not on the flood risk listDH3 1RF: not on the flood risk listDH3 1RG: not on the flood risk listDH3 1RJ: not on the flood risk listDH3 1RL: not on the flood risk listDH3 1RP: not on the flood risk listDH3 1RQ: not on the flood risk listDH3 1RS: not on the flood risk listDH3 1RT: not on the flood risk listDH3 1RU: not on the flood risk listDH3 1RX: not on the flood risk listDH3 1RY: not on the flood risk listDH3 2AA: not on the flood risk listDH3 2AD: not on the flood risk listDH3 2AF: not on the flood risk listDH3 2AG: not on the flood risk listDH3 2AH: not on the flood risk listDH3 2AJ: not on the flood risk listDH3 2AL: not on the flood risk listDH3 2AN: not on the flood risk listDH3 2AP: not on the flood risk listDH3 2AQ: not on the flood risk listDH3 2AR: not on the flood risk listDH3 2AS: not on the flood risk listDH3 2AT: not on the flood risk listDH3 2AU: not on the flood risk listDH3 2AW: not on the flood risk listDH3 2AY: not on the flood risk listDH3 2BA: not on the flood risk listDH3 2BB: not on the flood risk listDH3 2BD: not on the flood risk listDH3 2BE: not on the flood risk listDH3 2BF: not on the flood risk listDH3 2BH: not on the flood risk listDH3 2BJ: not on the flood risk listDH3 2BL: not on the flood risk listDH3 2BN: not on the flood risk listDH3 2BW: not on the flood risk listDH3 2DD: not on the flood risk listDH3 2DE: not on the flood risk listDH3 2DF: not on the flood risk listDH3 2DG: not on the flood risk listDH3 2DH: not on the flood risk listDH3 2DJ: not on the flood risk listDH3 2DL: not on the flood risk listDH3 2DN: not on the flood risk listDH3 2DP: not on the flood risk listDH3 2DQ: not on the flood risk listDH3 2DR: not on the flood risk listDH3 2DS: not on the flood risk listDH3 2DT: not on the flood risk listDH3 2DU: not on the flood risk listDH3 2DW: not on the flood risk listDH3 2DX: not on the flood risk listDH3 2DY: not on the flood risk listDH3 2DZ: not on the flood risk listDH3 2EA: not on the flood risk listDH3 2EB: not on the flood risk listDH3 2ED: not on the flood risk listDH3 2EE: not on the flood risk listDH3 2EF: not on the flood risk listDH3 2EG: not on the flood risk listDH3 2EH: not on the flood risk listDH3 2EJ: not on the flood risk listDH3 2EN: not on the flood risk listDH3 2EP: not on the flood risk listDH3 2ER: not on the flood risk listDH3 2ET: not on the flood risk listDH3 2EU: not on the flood risk listDH3 2EX: not on the flood risk listDH3 2EY: not on the flood risk listDH3 2EZ: not on the flood risk listDH3 2HA: not on the flood risk listDH3 2HB: not on the flood risk listDH3 2HD: not on the flood risk listDH3 2HE: not on the flood risk listDH3 2HF: not on the flood risk listDH3 2HG: not on the flood risk listDH3 2HH: not on the flood risk listDH3 2HJ: not on the flood risk listDH3 2HL: not on the flood risk listDH3 2HN: not on the flood risk listDH3 2HP: not on the flood risk listDH3 2HQ: not on the flood risk listDH3 2HR: not on the flood risk listDH3 2HY: not on the flood risk listDH3 2HZ: not on the flood risk listDH3 2JA: not on the flood risk listDH3 2JB: not on the flood risk listDH3 2JD: not on the flood risk listDH3 2JE: not on the flood risk listDH3 2JG: not on the flood risk listDH3 2JH: not on the flood risk listDH3 2JJ: not on the flood risk listDH3 2JL: not on the flood risk listDH3 2JN: not on the flood risk listDH3 2JP: not on the flood risk listDH3 2JQ: not on the flood risk listDH3 2JR: not on the flood risk listDH3 2JS: not on the flood risk listDH3 2JU: not on the flood risk listDH3 2JW: not on the flood risk listDH3 2JY: not on the flood risk listDH3 2JZ: not on the flood risk listDH3 2LA: not on the flood risk listDH3 2LB: not on the flood risk listDH3 2LD: not on the flood risk listDH3 2LF: not on the flood risk listDH3 2LG: not on the flood risk listDH3 2LN: not on the flood risk listDH3 2LP: not on the flood risk listDH3 2LR: not on the flood risk listDH3 2LS: not on the flood risk listDH3 2LT: not on the flood risk listDH3 2LU: not on the flood risk listDH3 2LW: not on the flood risk listDH3 2LX: not on the flood risk listDH3 2LY: not on the flood risk listDH3 2LZ: not on the flood risk listDH3 2NA: not on the flood risk listDH3 2NB: not on the flood risk listDH3 2ND: not on the flood risk listDH3 2NF: not on the flood risk listDH3 2NJ: not on the flood risk listDH3 2NN: not on the flood risk listDH3 2NQ: not on the flood risk listDH3 2NT: not on the flood risk listDH3 2NU: not on the flood risk listDH3 2NW: not on the flood risk listDH3 2PA: not on the flood risk listDH3 2PE: not on the flood risk listDH3 2PF: not on the flood risk listDH3 2PG: not on the flood risk listDH3 2PH: not on the flood risk listDH3 2PJ: not on the flood risk listDH3 2PL: not on the flood risk listDH3 2PP: not on the flood risk listDH3 2PQ: not on the flood risk listDH3 2PS: not on the flood risk listDH3 2PT: not on the flood risk listDH3 2PU: not on the flood risk listDH3 2PW: not on the flood risk listDH3 2QE: not on the flood risk listDH3 2QF: not on the flood risk listDH3 2QQ: not on the flood risk listDH3 2QX: not on the flood risk listDH3 2QY: not on the flood risk listDH3 2QZ: not on the flood risk listDH3 2RE: not on the flood risk listDH3 2RR: not on the flood risk listDH3 2RY: not on the flood risk listDH3 2SA: not on the flood risk listDH3 2SB: not on the flood risk listDH3 2SJ: not on the flood risk listDH3 2SN: not on the flood risk listDH3 2SP: not on the flood risk listDH3 2SS: not on the flood risk listDH3 2ST: not on the flood risk listDH3 2SW: not on the flood risk listDH3 3AB: not on the flood risk listDH3 3AD: not on the flood risk listDH3 3AF: not on the flood risk listDH3 3AP: not on the flood risk listDH3 3AR: not on the flood risk listDH3 3AT: not on the flood risk listDH3 3AU: not on the flood risk listDH3 3AX: not on the flood risk listDH3 3AY: not on the flood risk listDH3 3BA: not on the flood risk listDH3 3BB: not on the flood risk listDH3 3BD: not on the flood risk listDH3 3DE: not on the flood risk listDH3 3DG: not on the flood risk listDH3 3DH: not on the flood risk listDH3 3DL: not on the flood risk listDH3 3DN: not on the flood risk listDH3 3DS: not on the flood risk listDH3 3DX: not on the flood risk listDH3 3DY: not on the flood risk listDH3 3ED: not on the flood risk listDH3 3EE: not on the flood risk listDH3 3EJ: not on the flood risk listDH3 3EN: not on the flood risk listDH3 3ET: not on the flood risk listDH3 3EX: not on the flood risk listDH3 3FB: not on the flood risk listDH3 3HD: not on the flood risk listDH3 3HL: not on the flood risk listDH3 3HQ: not on the flood risk listDH3 3HR: not on the flood risk listDH3 3HU: not on the flood risk listDH3 3JB: not on the flood risk listDH3 3JD: not on the flood risk listDH3 3JE: not on the flood risk listDH3 3JF: not on the flood risk listDH3 3JG: not on the flood risk listDH3 3JH: not on the flood risk listDH3 3JL: not on the flood risk listDH3 3JN: not on the flood risk listDH3 3JS: not on the flood risk listDH3 3JT: not on the flood risk listDH3 3JU: not on the flood risk listDH3 3JW: not on the flood risk listDH3 3JX: not on the flood risk listDH3 3JY: not on the flood risk listDH3 3JZ: not on the flood risk listDH3 3LP: not on the flood risk listDH3 3LR: not on the flood risk listDH3 3LS: not on the flood risk listDH3 3LT: not on the flood risk listDH3 3LU: not on the flood risk listDH3 3LW: not on the flood risk listDH3 3LY: not on the flood risk listDH3 3NA: not on the flood risk listDH3 3NB: not on the flood risk listDH3 3ND: not on the flood risk listDH3 3NE: not on the flood risk listDH3 3NF: not on the flood risk listDH3 3NH: not on the flood risk listDH3 3NJ: not on the flood risk listDH3 3NL: not on the flood risk listDH3 3NN: not on the flood risk listDH3 3NP: not on the flood risk listDH3 3NR: not on the flood risk listDH3 3NS: not on the flood risk listDH3 3NT: not on the flood risk listDH3 3PA: not on the flood risk listDH3 3PD: not on the flood risk listDH3 3PF: not on the flood risk listDH3 3PH: not on the flood risk listDH3 3PJ: not on the flood risk listDH3 3PL: not on the flood risk listDH3 3PN: not on the flood risk listDH3 3PP: not on the flood risk listDH3 3PS: not on the flood risk listDH3 3PT: not on the flood risk listDH3 3PU: not on the flood risk listDH3 3PW: not on the flood risk listDH3 3PX: not on the flood risk listDH3 3QA: not on the flood risk listDH3 3QB: not on the flood risk listDH3 3QF: not on the flood risk listDH3 3QP: not on the flood risk listDH3 3QQ: not on the flood risk listDH3 3QS: not on the flood risk listDH3 3QT: not on the flood risk listDH3 3RS: not on the flood risk listDH3 3RT: not on the flood risk listDH3 3RU: not on the flood risk listDH3 3RX: not on the flood risk listDH3 3SA: not on the flood risk listDH3 3SB: not on the flood risk listDH3 3SD: not on the flood risk listDH3 3SE: not on the flood risk listDH3 3SL: not on the flood risk listDH3 3SN: not on the flood risk listDH3 3SQ: not on the flood risk listDH3 3ST: not on the flood risk listDH3 3TD: not on the flood risk listDH3 3TE: not on the flood risk listDH3 3TJ: not on the flood risk listDH3 3TL: not on the flood risk listDH3 3TP: not on the flood risk listDH3 3TQ: not on the flood risk listDH3 3TR: not on the flood risk listDH3 3TS: not on the flood risk listDH3 3TU: not on the flood risk listDH3 3TW: not on the flood risk listDH3 3TX: not on the flood risk listDH3 3TY: not on the flood risk listDH3 3TZ: not on the flood risk listDH3 3UB: not on the flood risk listDH3 3UF: not on the flood risk listDH3 3UH: not on the flood risk listDH3 3UJ: not on the flood risk listDH3 3UN: not on the flood risk listDH3 3UQ: not on the flood risk listDH3 3UR: not on the flood risk listDH3 3UW: not on the flood risk listDH3 3UX: not on the flood risk listDH3 3UY: not on the flood risk listDH3 3XA: not on the flood risk listDH3 3XB: not on the flood risk listDH3 3YJ: not on the flood risk listDH3 4AA: not on the flood risk listDH3 4AB: not on the flood risk listDH3 4AE: not on the flood risk listDH3 4AF: not on the flood risk listDH3 4AG: not on the flood risk listDH3 4AH: not on the flood risk listDH3 4AJ: not on the flood risk listDH3 4AL: not on the flood risk listDH3 4AN: not on the flood risk listDH3 4AP: not on the flood risk listDH3 4AQ: not on the flood risk listDH3 4AR: not on the flood risk listDH3 4AS: not on the flood risk listDH3 4AW: not on the flood risk listDH3 4AX: not on the flood risk listDH3 4AY: not on the flood risk listDH3 4AZ: not on the flood risk listDH3 4BA: not on the flood risk listDH3 4BB: not on the flood risk listDH3 4BE: not on the flood risk listDH3 4BF: not on the flood risk listDH3 4BG: not on the flood risk listDH3 4BH: not on the flood risk listDH3 4BJ: not on the flood risk listDH3 4BN: not on the flood risk listDH3 4BP: not on the flood risk listDH3 4BQ: not on the flood risk listDH3 4BW: not on the flood risk listDH3 4DA: not on the flood risk listDH3 4DB: not on the flood risk listDH3 4DE: not on the flood risk listDH3 4DF: not on the flood risk listDH3 4DG: not on the flood risk listDH3 4DH: not on the flood risk listDH3 4DJ: not on the flood risk listDH3 4DL: not on the flood risk listDH3 4DP: not on the flood risk listDH3 4DQ: not on the flood risk listDH3 4DR: not on the flood risk listDH3 4DS: not on the flood risk listDH3 4DT: not on the flood risk listDH3 4DU: not on the flood risk listDH3 4DW: not on the flood risk listDH3 4DX: not on the flood risk listDH3 4DY: not on the flood risk listDH3 4DZ: not on the flood risk listDH3 4EA: not on the flood risk listDH3 4EB: not on the flood risk listDH3 4ED: not on the flood risk listDH3 4EE: not on the flood risk listDH3 4EH: not on the flood risk listDH3 4EJ: not on the flood risk listDH3 4EP: not on the flood risk listDH3 4EQ: not on the flood risk listDH3 4ER: not on the flood risk listDH3 4ES: not on the flood risk listDH3 4EU: not on the flood risk listDH3 4EW: not on the flood risk listDH3 4EY: not on the flood risk listDH3 4FD: not on the flood risk listDH3 4FE: not on the flood risk listDH3 4FG: not on the flood risk listDH3 4FH: not on the flood risk listDH3 4GW: not on the flood risk listDH3 4HA: not on the flood risk listDH3 4HB: not on the flood risk listDH3 4HD: not on the flood risk listDH3 4HE: not on the flood risk listDH3 4HF: not on the flood risk listDH3 4HH: not on the flood risk listDH3 4HL: not on the flood risk listDH3 4HN: not on the flood risk listDH3 4HP: not on the flood risk listDH3 4HR: not on the flood risk listDH3 4HS: not on the flood risk listDH3 4HT: not on the flood risk listDH3 4HU: not on the flood risk listDH3 4HW: not on the flood risk listDH3 4HX: not on the flood risk listDH3 4HZ: not on the flood risk listDH3 4JB: not on the flood risk listDH3 4JD: not on the flood risk listDH3 4JE: not on the flood risk listDH3 4JF: not on the flood risk listDH3 4JG: not on the flood risk listDH3 4JH: not on the flood risk listDH3 4JJ: not on the flood risk listDH3 4JL: not on the flood risk listDH3 4JN: not on the flood risk listDH3 4JP: not on the flood risk listDH3 4JS: not on the flood risk listDH3 4JT: not on the flood risk listDH3 4JU: not on the flood risk listDH3 4JX: not on the flood risk listDH3 4JZ: not on the flood risk listDH3 4LA: not on the flood risk listDH3 4LB: not on the flood risk listDH3 4LE: not on the flood risk listDH3 4LF: not on the flood risk listDH3 4LG: not on the flood risk listDH3 4LH: not on the flood risk listDH3 4LJ: not on the flood risk listDH3 4LL: not on the flood risk listDH3 4LN: not on the flood risk listDH3 4LP: not on the flood risk listDH3 4LQ: not on the flood risk listDH3 4LR: not on the flood risk listDH3 4LS: not on the flood risk listDH3 4LU: not on the flood risk listDH3 4LW: not on the flood risk listDH3 4LX: not on the flood risk listDH3 4LY: not on the flood risk listDH3 4NA: not on the flood risk listDH3 4NB: not on the flood risk listDH3 4ND: not on the flood risk listDH3 4NE: not on the flood risk listDH3 4NF: not on the flood risk listDH3 4NG: not on the flood risk listDH3 4NH: not on the flood risk listDH3 4NJ: not on the flood risk listDH3 4NL: not on the flood risk listDH3 4NQ: not on the flood risk listDH3 4NU: not on the flood risk listDH3 4NX: not on the flood risk listDH3 4PA: not on the flood risk listDH3 4PB: not on the flood risk listDH3 4PD: not on the flood risk listDH3 4PE: not on the flood risk listDH3 4PF: not on the flood risk listDH3 4PG: not on the flood risk listDH3 4PH: not on the flood risk listDH3 4PJ: not on the flood risk listDH3 4PL: not on the flood risk listDH3 4PT: not on the flood risk listDH3 4PU: not on the flood risk listDH3 4PY: not on the flood risk listDH3 4QB: not on the flood risk listDH3 4QH: not on the flood risk listDH3 4QJ: not on the flood risk listDH3 4QL: not on the flood risk listDH3 4QN: not on the flood risk listDH3 4QQ: not on the flood risk listDH3 4QW: not on the flood risk listDH3 4SH: not on the flood risk listDH3 4SJ: not on the flood risk listDH3 4SL: not on the flood risk listDH3 4SN: not on the flood risk listDH3 4SP: not on the flood risk listDH3 4SR: not on the flood risk listDH3 4ST: not on the flood risk listDH3 4SU: not on the flood risk listDH3 4SW: not on the flood risk listDH3 4SX: not on the flood risk listDH3 1QZ: low flood risk at worstDH3 2BQ: low flood risk at worstDH3 2LE: low flood risk at worstDH3 3QG: low flood risk at worstDH3 3SU: low flood risk at worstDH3 3UZ: low flood risk at worstDH3 4HG: low flood risk at worstDH3 4PN: low flood risk at worstDH3 2QW: medium flood risk at worstDH3 2TB: medium flood risk at worstDH3 4EN: medium flood risk at worstDH3 3RF: high flood riskDH3 3BE: high flood riskDH3 3BQ: high flood riskDH3 3EB: high flood riskDH3 3EZ: high flood riskDH3 3QH: high flood riskDH3 3QJ: high flood riskDH3 3QL: high flood riskDH3 3QR: high flood riskDH3 3QU: high flood riskDH3 3QX: high flood riskDH3 3RA: high flood riskDH3 3RH: high flood riskDH3 3RJ: high flood riskDH3 3RR: high flood riskDH3 3SH: high flood riskDH3 3TF: high flood riskDH3 3UE: high flood riskDH3 4EX: high flood riskDH3 4NT: high flood riskDH3 4QG: high flood risk BirtleyWashingtonChester-le-StreetShiney Row and PenshawFence HousesGreat Lumley 19 postcodes at high or medium risk, outlined: this goes to DH3 3EZ, the one with most homes and businesses at high risk19 postcodes at high or medium risk Map of every postcode in DH3, by flood risk Of the 770 postcodes in DH3 that ONS places, 28 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 730 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 19 postcodes at high or medium risk. Places named: Birtley, Washington, Chester-le-Street, Fence Houses. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A182 BirtleyWashingtonChester-le-StreetFence Houses
  • A home or business at high risk: 28
  • At medium risk at worst: 3
  • At low risk at worst: 9
  • At very low risk only: 0
  • Not on the at-risk list: 730
  • Outline: where 5 or more postcodes at high or medium risk lie together

Of the 770 postcodes in DH3 that ONS places, 28 have a home or business at high risk, 3 are at medium risk at worst, 9 are at low risk at worst and 730 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. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 54.8728, longitude -1.5673. Open this area on OpenStreetMap

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

28 postcodes here have a home or business at high risk. These are the 12 with the most homes and businesses at that risk.

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

DH3 3EZ20 at high riskDH3 3QH19 at high riskDH3 3RH19 at high riskDH3 3EB15 at high riskDH3 3TF11 at high riskDH3 3SJ10 at high riskDH3 3QJ10 at high riskDH3 3RA9 at high riskDH3 3RJ9 at high riskDH3 3BE8 at high riskDH3 3QL8 at high riskDH3 3BQ7 at high risk

Where the postcodes at high or medium risk lie together

  • 19 postcodes at high or medium risk, outlined on the map. DH3 3EZ, is the one with most homes and businesses at high risk.

What broadband can you get in DH3?

Ofcom reports on 746 of the 770 postcodes in DH3. At 576 of them every home and business can get gigabit broadband, and at 3 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit576 of 746
Postcodes where every home can get superfast694 of 746
Postcodes where some cannot get decent broadband3 of 746

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

Is DH3 at risk of flooding?

40 of the 770 postcodes in DH3 have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts 198 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 40 of 770 postcodes High: 180Medium: 18Low: 92

High: 3.3% or more a year (1 in 30). Medium: 1% to 3.3% a year. Low: 0.1% to 1% a year. Very low: under 0.1% a year (1 in 1,000). Each band is the chance of flooding in any one year.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

What do homes sell for in DH3?

Homes in DH3 sold for a typical £187,250 in the 12 months to August 2026, across 326 sales, down 2.9% on the 12 months before, HM Land Registry's figures show.

£187,250 typical price, the 12 months to August 2026
12 months to August 2025
£192,750
12 months to August 2026
£187,250

▼ down 2.9% on the 12 months before

Detached£317,750 70 sales
Semi-detached£200,000 119 sales
Terraced£140,000 103 sales
Flat or maisonette£87,475 34 sales

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

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 DH3

Pick a sector, then a postcode. A sector is the district plus the next digit.

DH3 1198 postcodesDH3 2172 postcodesDH3 3213 postcodesDH3 4179 postcodesDH3 98 postcodes
UK postcode format explained

Places in DH3

Towns and villages with postcodes in DH3, and how many each has here.

Birtley postcodes,350Chester-le-Street postcodes,278Great Lumley postcodes,86Bournmoor postcodes,8

Who covers DH3

How many of the district's postcodes in use fall under each council, constituency and police force area.

Councils

What council am I in?

Constituencies

  • North Durham414
  • Washington and Gateshead South353
  • City of Durham3

Police force areas

  • Durham417
  • Northumbria353

Next to DH3

DH2 postcode district DH4 postcode district All DH districts Birtley postcodes

"Next to" is by number: the districts before and after DH3 in the DH area.

Check a postcode

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