RH12 postcode district: Horsham and around

RH12 is a postcode district mostly in West Sussex, with 1,389 postcodes in use in 8 sectors. It has postcodes in Horsham, Broadbridge Heath, Rudgwick and 1 more place. It is split between 3 councils: Horsham (1,365 postcodes), Waverley (20) and Mole Valley (4). 1,365 are in West Sussex and 24 in Surrey.

Postcodes in use
1,389
Sectors
8
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 RH12, by flood risk

Map of every postcode in RH12, by flood risk Of the 1,389 postcodes in RH12 that ONS places, 10 have a home or business at high risk, 1 are at medium risk at worst, 20 are at low risk at worst and 1,358 are not on the Environment Agency's at-risk list. Places named: Horsham, Broadbridge Heath, Rudgwick. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A29A264 RH12 0AA: not on the flood risk listRH12 0AB: not on the flood risk listRH12 0AE: not on the flood risk listRH12 0AF: not on the flood risk listRH12 0AH: not on the flood risk listRH12 0AJ: not on the flood risk listRH12 0AQ: not on the flood risk listRH12 0AR: not on the flood risk listRH12 0AU: not on the flood risk listRH12 0AX: not on the flood risk listRH12 0AZ: not on the flood risk listRH12 0BB: not on the flood risk listRH12 0BE: not on the flood risk listRH12 0BF: not on the flood risk listRH12 0BH: not on the flood risk listRH12 0BN: not on the flood risk listRH12 0BU: not on the flood risk listRH12 0BZ: not on the flood risk listRH12 0DA: not on the flood risk listRH12 0DD: not on the flood risk listRH12 0DR: not on the flood risk listRH12 0DT: not on the flood risk listRH12 0EA: not on the flood risk listRH12 1AA: not on the flood risk listRH12 1AB: not on the flood risk listRH12 1AD: not on the flood risk listRH12 1AE: not on the flood risk listRH12 1AF: not on the flood risk listRH12 1AH: not on the flood risk listRH12 1AJ: not on the flood risk listRH12 1AN: not on the flood risk listRH12 1AS: not on the flood risk listRH12 1BD: not on the flood risk listRH12 1BE: not on the flood risk listRH12 1BY: not on the flood risk listRH12 1BZ: not on the flood risk listRH12 1DA: not on the flood risk listRH12 1DR: not on the flood risk listRH12 1DS: not on the flood risk listRH12 1DT: not on the flood risk listRH12 1EA: not on the flood risk listRH12 1EF: not on the flood risk listRH12 1EJ: not on the flood risk listRH12 1ES: not on the flood risk listRH12 1FF: not on the flood risk listRH12 1FH: not on the flood risk listRH12 1FT: not on the flood risk listRH12 1GD: not on the flood risk listRH12 1GH: not on the flood risk listRH12 1GZ: not on the flood risk listRH12 1HE: not on the flood risk listRH12 1HP: not on the flood risk listRH12 1HQ: not on the flood risk listRH12 1JN: not on the flood risk listRH12 1JP: not on the flood risk listRH12 1JS: not on the flood risk listRH12 1JX: not on the flood risk listRH12 1JY: not on the flood risk listRH12 1LA: not on the flood risk listRH12 1LD: not on the flood risk listRH12 1LE: not on the flood risk listRH12 1LF: not on the flood risk listRH12 1LG: not on the flood risk listRH12 1LP: not on the flood risk listRH12 1LS: not on the flood risk listRH12 1LU: not on the flood risk listRH12 1LZ: not on the flood risk listRH12 1NA: not on the flood risk listRH12 1ND: not on the flood risk listRH12 1NE: not on the flood risk listRH12 1NF: not on the flood risk listRH12 1NH: not on the flood risk listRH12 1PW: not on the flood risk listRH12 1PX: not on the flood risk listRH12 1PZ: not on the flood risk listRH12 1QG: not on the flood risk listRH12 1QL: not on the flood risk listRH12 1QP: not on the flood risk listRH12 1QQ: not on the flood risk listRH12 1QW: not on the flood risk listRH12 1RB: not on the flood risk listRH12 1RD: not on the flood risk listRH12 1RP: not on the flood risk listRH12 1RS: not on the flood risk listRH12 1RU: not on the flood risk listRH12 1RX: not on the flood risk listRH12 1RY: not on the flood risk listRH12 1SE: not on the flood risk listRH12 1SF: not on the flood risk listRH12 1SR: not on the flood risk listRH12 1TA: not on the flood risk listRH12 1TD: not on the flood risk listRH12 1TE: not on the flood risk listRH12 1TS: not on the flood risk listRH12 1TU: not on the flood risk listRH12 1UB: not on the flood risk listRH12 1UG: not on the flood risk listRH12 1UJ: not on the flood risk listRH12 1UL: not on the flood risk listRH12 1UQ: not on the flood risk listRH12 1US: not on the flood risk listRH12 1UT: not on the flood risk listRH12 1WR: not on the flood risk listRH12 1XD: not on the flood risk listRH12 1XP: not on the flood risk listRH12 1XR: not on the flood risk listRH12 2AA: not on the flood risk listRH12 2AD: not on the flood risk listRH12 2AF: not on the flood risk listRH12 2AG: not on the flood risk listRH12 2AL: not on the flood risk listRH12 2AQ: not on the flood risk listRH12 2AT: not on the flood risk listRH12 2AY: not on the flood risk listRH12 2BD: not on the flood risk listRH12 2BE: not on the flood risk listRH12 2BF: not on the flood risk listRH12 2BH: not on the flood risk listRH12 2BJ: not on the flood risk listRH12 2BN: not on the flood risk listRH12 2BP: not on the flood risk listRH12 2BS: not on the flood risk listRH12 2BZ: not on the flood risk listRH12 2DD: not on the flood risk listRH12 2DF: not on the flood risk listRH12 2DH: not on the flood risk listRH12 2DL: not on the flood risk listRH12 2DR: not on the flood risk listRH12 2DS: not on the flood risk listRH12 2DW: not on the flood risk listRH12 2ED: not on the flood risk listRH12 2EF: not on the flood risk listRH12 2EL: not on the flood risk listRH12 2EN: not on the flood risk listRH12 2EX: not on the flood risk listRH12 2EZ: not on the flood risk listRH12 2FX: not on the flood risk listRH12 2FY: not on the flood risk listRH12 2HA: not on the flood risk listRH12 2HF: not on the flood risk listRH12 2HT: not on the flood risk listRH12 2HW: not on the flood risk listRH12 2HY: not on the flood risk listRH12 2JD: not on the flood risk listRH12 2JE: not on the flood risk listRH12 2JG: not on the flood risk listRH12 2JL: not on the flood risk listRH12 2JR: not on the flood risk listRH12 2JS: not on the flood risk listRH12 2JU: not on the flood risk listRH12 2LA: not on the flood risk listRH12 2LE: not on the flood risk listRH12 2LJ: not on the flood risk listRH12 2LP: not on the flood risk listRH12 2LS: not on the flood risk listRH12 2LU: not on the flood risk listRH12 2LX: not on the flood risk listRH12 2LY: not on the flood risk listRH12 2NL: not on the flood risk listRH12 2NS: not on the flood risk listRH12 2NX: not on the flood risk listRH12 2NY: not on the flood risk listRH12 2PT: not on the flood risk listRH12 2QL: not on the flood risk listRH12 2QN: not on the flood risk listRH12 2QW: not on the flood risk listRH12 3AA: not on the flood risk listRH12 3AB: not on the flood risk listRH12 3AD: not on the flood risk listRH12 3AE: not on the flood risk listRH12 3AF: not on the flood risk listRH12 3AG: not on the flood risk listRH12 3AH: not on the flood risk listRH12 3AJ: not on the flood risk listRH12 3AL: not on the flood risk listRH12 3AN: not on the flood risk listRH12 3AP: not on the flood risk listRH12 3AQ: not on the flood risk listRH12 3AR: not on the flood risk listRH12 3AS: not on the flood risk listRH12 3AT: not on the flood risk listRH12 3AU: not on the flood risk listRH12 3AW: not on the flood risk listRH12 3AY: not on the flood risk listRH12 3BA: not on the flood risk listRH12 3BB: not on the flood risk listRH12 3BD: not on the flood risk listRH12 3BE: not on the flood risk listRH12 3BF: not on the flood risk listRH12 3BG: not on the flood risk listRH12 3BH: not on the flood risk listRH12 3BJ: not on the flood risk listRH12 3BL: not on the flood risk listRH12 3BN: not on the flood risk listRH12 3BQ: not on the flood risk listRH12 3BS: not on the flood risk listRH12 3BT: not on the flood risk listRH12 3BU: not on the flood risk listRH12 3BW: not on the flood risk listRH12 3BX: not on the flood risk listRH12 3BY: not on the flood risk listRH12 3BZ: not on the flood risk listRH12 3DA: not on the flood risk listRH12 3DB: not on the flood risk listRH12 3DD: not on the flood risk listRH12 3DE: not on the flood risk listRH12 3DF: not on the flood risk listRH12 3DG: not on the flood risk listRH12 3DH: not on the flood risk listRH12 3DJ: not on the flood risk listRH12 3DL: not on the flood risk listRH12 3DN: not on the flood risk listRH12 3DP: not on the flood risk listRH12 3DQ: not on the flood risk listRH12 3DR: not on the flood risk listRH12 3DT: not on the flood risk listRH12 3DU: not on the flood risk listRH12 3DW: not on the flood risk listRH12 3DY: not on the flood risk listRH12 3DZ: not on the flood risk listRH12 3EA: not on the flood risk listRH12 3EE: not on the flood risk listRH12 3EF: not on the flood risk listRH12 3EG: not on the flood risk listRH12 3EH: not on the flood risk listRH12 3EP: not on the flood risk listRH12 3EQ: not on the flood risk listRH12 3ER: not on the flood risk listRH12 3ES: not on the flood risk listRH12 3EW: not on the flood risk listRH12 3EX: not on the flood risk listRH12 3GG: not on the flood risk listRH12 3GH: not on the flood risk listRH12 3GJ: not on the flood risk listRH12 3GL: not on the flood risk listRH12 3GN: not on the flood risk listRH12 3GQ: not on the flood risk listRH12 3GS: not on the flood risk listRH12 3GY: not on the flood risk listRH12 3GZ: not on the flood risk listRH12 3HD: not on the flood risk listRH12 3HE: not on the flood risk listRH12 3HG: not on the flood risk listRH12 3HJ: not on the flood risk listRH12 3HL: not on the flood risk listRH12 3HQ: not on the flood risk listRH12 3HX: not on the flood risk listRH12 3HY: not on the flood risk listRH12 3HZ: not on the flood risk listRH12 3JA: not on the flood risk listRH12 3JB: not on the flood risk listRH12 3JD: not on the flood risk listRH12 3JE: not on the flood risk listRH12 3JF: not on the flood risk listRH12 3JH: not on the flood risk listRH12 3JN: not on the flood risk listRH12 3JP: not on the flood risk listRH12 3JQ: not on the flood risk listRH12 3JR: not on the flood risk listRH12 3JS: not on the flood risk listRH12 3LD: not on the flood risk listRH12 3LE: not on the flood risk listRH12 3LF: not on the flood risk listRH12 3LG: not on the flood risk listRH12 3LH: not on the flood risk listRH12 3LL: not on the flood risk listRH12 3LP: not on the flood risk listRH12 3LX: not on the flood risk listRH12 3LZ: not on the flood risk listRH12 3NE: not on the flood risk listRH12 3NG: not on the flood risk listRH12 3NH: not on the flood risk listRH12 3NL: not on the flood risk listRH12 3NP: not on the flood risk listRH12 3NQ: not on the flood risk listRH12 3NT: not on the flood risk listRH12 3NY: not on the flood risk listRH12 3PA: not on the flood risk listRH12 3PB: not on the flood risk listRH12 3PD: not on the flood risk listRH12 3PE: not on the flood risk listRH12 3PF: not on the flood risk listRH12 3PH: not on the flood risk listRH12 3PJ: not on the flood risk listRH12 3PL: not on the flood risk listRH12 3PN: not on the flood risk listRH12 3PP: not on the flood risk listRH12 3PQ: not on the flood risk listRH12 3PR: not on the flood risk listRH12 3PS: not on the flood risk listRH12 3PU: not on the flood risk listRH12 3PW: not on the flood risk listRH12 3PX: not on the flood risk listRH12 3PY: not on the flood risk listRH12 3PZ: not on the flood risk listRH12 3QA: not on the flood risk listRH12 3QB: not on the flood risk listRH12 3QD: not on the flood risk listRH12 3QE: not on the flood risk listRH12 3QG: not on the flood risk listRH12 3QH: not on the flood risk listRH12 3QJ: not on the flood risk listRH12 3QL: not on the flood risk listRH12 3QN: not on the flood risk listRH12 3QP: not on the flood risk listRH12 3QR: not on the flood risk listRH12 3QT: not on the flood risk listRH12 3QX: not on the flood risk listRH12 3RA: not on the flood risk listRH12 3RB: not on the flood risk listRH12 3RD: not on the flood risk listRH12 3RE: not on the flood risk listRH12 3RL: not on the flood risk listRH12 3RN: not on the flood risk listRH12 3RP: not on the flood risk listRH12 3RQ: not on the flood risk listRH12 3RR: not on the flood risk listRH12 3RS: not on the flood risk listRH12 3RT: not on the flood risk listRH12 3RU: not on the flood risk listRH12 3RY: not on the flood risk listRH12 3RZ: not on the flood risk listRH12 3SA: not on the flood risk listRH12 3SB: not on the flood risk listRH12 3SD: not on the flood risk listRH12 3SE: not on the flood risk listRH12 3SF: not on the flood risk listRH12 3SG: not on the flood risk listRH12 3SH: not on the flood risk listRH12 3SJ: not on the flood risk listRH12 3SL: not on the flood risk listRH12 3SN: not on the flood risk listRH12 3SP: not on the flood risk listRH12 3SQ: not on the flood risk listRH12 3ST: not on the flood risk listRH12 3SW: not on the flood risk listRH12 3SX: not on the flood risk listRH12 3SY: not on the flood risk listRH12 3SZ: not on the flood risk listRH12 3TA: not on the flood risk listRH12 3TH: not on the flood risk listRH12 3TQ: not on the flood risk listRH12 3UB: not on the flood risk listRH12 3UD: not on the flood risk listRH12 3UF: not on the flood risk listRH12 3UG: not on the flood risk listRH12 3UR: not on the flood risk listRH12 3US: not on the flood risk listRH12 3UT: not on the flood risk listRH12 3UX: not on the flood risk listRH12 3UY: not on the flood risk listRH12 3XE: not on the flood risk listRH12 3XG: not on the flood risk listRH12 3XH: not on the flood risk listRH12 3XN: not on the flood risk listRH12 3XR: not on the flood risk listRH12 3XS: not on the flood risk listRH12 3XU: not on the flood risk listRH12 3XX: not on the flood risk listRH12 3YS: not on the flood risk listRH12 3YU: not on the flood risk listRH12 3ZD: not on the flood risk listRH12 3ZE: not on the flood risk listRH12 3ZF: not on the flood risk listRH12 3ZG: not on the flood risk listRH12 4AA: not on the flood risk listRH12 4AE: not on the flood risk listRH12 4AH: not on the flood risk listRH12 4AN: not on the flood risk listRH12 4AP: not on the flood risk listRH12 4AQ: not on the flood risk listRH12 4AR: not on the flood risk listRH12 4AT: not on the flood risk listRH12 4AU: not on the flood risk listRH12 4AX: not on the flood risk listRH12 4AY: not on the flood risk listRH12 4AZ: not on the flood risk listRH12 4BB: not on the flood risk listRH12 4BD: not on the flood risk listRH12 4BE: not on the flood risk listRH12 4BG: not on the flood risk listRH12 4BJ: not on the flood risk listRH12 4BP: not on the flood risk listRH12 4BU: not on the flood risk listRH12 4BX: not on the flood risk listRH12 4DA: not on the flood risk listRH12 4DB: not on the flood risk listRH12 4DD: not on the flood risk listRH12 4DF: not on the flood risk listRH12 4DH: not on the flood risk listRH12 4DN: not on the flood risk listRH12 4DP: not on the flood risk listRH12 4DR: not on the flood risk listRH12 4DS: not on the flood risk listRH12 4DT: not on the flood risk listRH12 4DW: not on the flood risk listRH12 4DY: not on the flood risk listRH12 4ED: not on the flood risk listRH12 4EG: not on the flood risk listRH12 4EH: not on the flood risk listRH12 4EQ: not on the flood risk listRH12 4EU: not on the flood risk listRH12 4EW: not on the flood risk listRH12 4EY: not on the flood risk listRH12 4FA: not on the flood risk listRH12 4FB: not on the flood risk listRH12 4FR: not on the flood risk listRH12 4GD: not on the flood risk listRH12 4GG: not on the flood risk listRH12 4GN: not on the flood risk listRH12 4GS: not on the flood risk listRH12 4GX: not on the flood risk listRH12 4GY: not on the flood risk listRH12 4HD: not on the flood risk listRH12 4HG: not on the flood risk listRH12 4HL: not on the flood risk listRH12 4HP: not on the flood risk listRH12 4HS: not on the flood risk listRH12 4HU: not on the flood risk listRH12 4JE: not on the flood risk listRH12 4JG: not on the flood risk listRH12 4JL: not on the flood risk listRH12 4JR: not on the flood risk listRH12 4JY: not on the flood risk listRH12 4LB: not on the flood risk listRH12 4LH: not on the flood risk listRH12 4LL: not on the flood risk listRH12 4LN: not on the flood risk listRH12 4NA: not on the flood risk listRH12 4NB: not on the flood risk listRH12 4ND: not on the flood risk listRH12 4NF: not on the flood risk listRH12 4NN: not on the flood risk listRH12 4NS: not on the flood risk listRH12 4NX: not on the flood risk listRH12 4PP: not on the flood risk listRH12 4PQ: not on the flood risk listRH12 4PR: not on the flood risk listRH12 4PS: not on the flood risk listRH12 4PT: not on the flood risk listRH12 4PU: not on the flood risk listRH12 4PW: not on the flood risk listRH12 4PY: not on the flood risk listRH12 4PZ: not on the flood risk listRH12 4QA: not on the flood risk listRH12 4QB: not on the flood risk listRH12 4QD: not on the flood risk listRH12 4QE: not on the flood risk listRH12 4QG: not on the flood risk listRH12 4QL: not on the flood risk listRH12 4QP: not on the flood risk listRH12 4QR: not on the flood risk listRH12 4QS: not on the flood risk listRH12 4QT: not on the flood risk listRH12 4QU: not on the flood risk listRH12 4QX: not on the flood risk listRH12 4QZ: not on the flood risk listRH12 4RD: not on the flood risk listRH12 4RE: not on the flood risk listRH12 4RF: not on the flood risk listRH12 4RH: not on the flood risk listRH12 4RL: not on the flood risk listRH12 4RN: not on the flood risk listRH12 4RP: not on the flood risk listRH12 4RR: not on the flood risk listRH12 4RT: not on the flood risk listRH12 4RU: not on the flood risk listRH12 4RW: not on the flood risk listRH12 4RX: not on the flood risk listRH12 4RY: not on the flood risk listRH12 4RZ: not on the flood risk listRH12 4SA: not on the flood risk listRH12 4SB: not on the flood risk listRH12 4SD: not on the flood risk listRH12 4SE: not on the flood risk listRH12 4SG: not on the flood risk listRH12 4SH: not on the flood risk listRH12 4SJ: not on the flood risk listRH12 4SL: not on the flood risk listRH12 4SN: not on the flood risk listRH12 4SP: not on the flood risk listRH12 4SR: not on the flood risk listRH12 4SS: not on the flood risk listRH12 4ST: not on the flood risk listRH12 4SX: not on the flood risk listRH12 4SY: not on the flood risk listRH12 4SZ: not on the flood risk listRH12 4TA: not on the flood risk listRH12 4TB: not on the flood risk listRH12 4TD: not on the flood risk listRH12 4TE: not on the flood risk listRH12 4TF: not on the flood risk listRH12 4TG: not on the flood risk listRH12 4TL: not on the flood risk listRH12 4TN: not on the flood risk listRH12 4TW: not on the flood risk listRH12 4TX: not on the flood risk listRH12 4TY: not on the flood risk listRH12 4TZ: not on the flood risk listRH12 4UJ: not on the flood risk listRH12 4UR: not on the flood risk listRH12 4UZ: not on the flood risk listRH12 4WB: not on the flood risk listRH12 4WX: not on the flood risk listRH12 4XW: not on the flood risk listRH12 4ZF: not on the flood risk listRH12 5AA: not on the flood risk listRH12 5AD: not on the flood risk listRH12 5AE: not on the flood risk listRH12 5AJ: not on the flood risk listRH12 5AP: not on the flood risk listRH12 5AS: not on the flood risk listRH12 5AT: not on the flood risk listRH12 5EA: not on the flood risk listRH12 5EU: not on the flood risk listRH12 5EX: not on the flood risk listRH12 5EY: not on the flood risk listRH12 5FH: not on the flood risk listRH12 5FJ: not on the flood risk listRH12 5FN: not on the flood risk listRH12 5FR: not on the flood risk listRH12 5FS: not on the flood risk listRH12 5FW: not on the flood risk listRH12 5GA: not on the flood risk listRH12 5GB: not on the flood risk listRH12 5GD: not on the flood risk listRH12 5GE: not on the flood risk listRH12 5GF: not on the flood risk listRH12 5GG: not on the flood risk listRH12 5GQ: not on the flood risk listRH12 5GZ: not on the flood risk listRH12 5HA: not on the flood risk listRH12 5HB: not on the flood risk listRH12 5HE: not on the flood risk listRH12 5HF: not on the flood risk listRH12 5HG: not on the flood risk listRH12 5HL: not on the flood risk listRH12 5HN: not on the flood risk listRH12 5HT: not on the flood risk listRH12 5HZ: not on the flood risk listRH12 5JA: not on the flood risk listRH12 5JB: not on the flood risk listRH12 5JF: not on the flood risk listRH12 5JG: not on the flood risk listRH12 5JH: not on the flood risk listRH12 5JJ: not on the flood risk listRH12 5JL: not on the flood risk listRH12 5JP: not on the flood risk listRH12 5JQ: not on the flood risk listRH12 5JT: not on the flood risk listRH12 5JW: not on the flood risk listRH12 5JX: not on the flood risk listRH12 5JY: not on the flood risk listRH12 5JZ: not on the flood risk listRH12 5NY: not on the flood risk listRH12 5PA: not on the flood risk listRH12 5PD: not on the flood risk listRH12 5PH: not on the flood risk listRH12 5PL: not on the flood risk listRH12 5PP: not on the flood risk listRH12 5PR: not on the flood risk listRH12 5PW: not on the flood risk listRH12 5PX: not on the flood risk listRH12 5QE: not on the flood risk listRH12 5QJ: not on the flood risk listRH12 5QQ: not on the flood risk listRH12 5QW: not on the flood risk listRH12 5TG: not on the flood risk listRH12 5TH: not on the flood risk listRH12 5UB: not on the flood risk listRH12 5WA: not on the flood risk listRH12 5XB: not on the flood risk listRH12 5XG: not on the flood risk listRH12 5XH: not on the flood risk listRH12 5XQ: not on the flood risk listRH12 5XS: not on the flood risk listRH12 5YH: not on the flood risk listRH12 5YP: not on the flood risk listRH12 6AA: not on the flood risk listRH12 6AB: not on the flood risk listRH12 6AD: not on the flood risk listRH12 6AE: not on the flood risk listRH12 6AF: not on the flood risk listRH12 6AJ: not on the flood risk listRH12 6AP: not on the flood risk listRH12 6AQ: not on the flood risk listRH12 6AR: not on the flood risk listRH12 6AU: not on the flood risk listRH12 1DU: low flood risk at worstRH12 1EP: low flood risk at worstRH12 1FY: low flood risk at worstRH12 1JR: low flood risk at worstRH12 1PG: low flood risk at worstRH12 1RH: low flood risk at worstRH12 1SS: low flood risk at worstRH12 2AU: low flood risk at worstRH12 2HJ: low flood risk at worstRH12 2QT: low flood risk at worstRH12 2LT: low flood risk at worstRH12 3LR: low flood risk at worstRH12 3PG: low flood risk at worstRH12 3QQ: low flood risk at worstRH12 5HH: low flood risk at worstRH12 5HP: low flood risk at worstRH12 5PU: low flood risk at worstRH12 5QA: low flood risk at worstRH12 1TG: medium flood risk at worstRH12 1NJ: high flood riskRH12 2QU: high flood riskRH12 2RA: high flood riskRH12 3BP: high flood riskRH12 3JG: high flood riskRH12 3JJ: high flood riskRH12 3LN: high flood riskRH12 3NA: high flood riskRH12 3PT: high flood riskRH12 4RG: high flood risk HorshamBroadbridge HeathRudgwick Map of every postcode in RH12, by flood risk Of the 1,389 postcodes in RH12 that ONS places, 10 have a home or business at high risk, 1 are at medium risk at worst, 20 are at low risk at worst and 1,358 are not on the Environment Agency's at-risk list. Places named: Horsham, Broadbridge Heath, Rudgwick. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 5 km. A264 HorshamBroadbridge HeathRudgwick
  • A home or business at high risk: 10
  • At medium risk at worst: 1
  • At low risk at worst: 20
  • At very low risk only: 0
  • Not on the at-risk list: 1,358

Of the 1,389 postcodes in RH12 that ONS places, 10 have a home or business at high risk, 1 are at medium risk at worst, 20 are at low risk at worst and 1,358 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.

The middle of its postcodes: latitude 51.0779, longitude -0.3307. 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

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

RH12 3PT2 at high riskRH12 1NJ1 at high riskRH12 2QU1 at high riskRH12 2RA1 at high riskRH12 3BP1 at high riskRH12 3JG1 at high riskRH12 3JJ1 at high riskRH12 3LN1 at high riskRH12 3NA1 at high riskRH12 4RG1 at high risk

What broadband can you get in RH12?

Ofcom reports on 1,297 of the 1,389 postcodes in RH12. At 873 of them every home and business can get gigabit broadband, and at 9 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit873 of 1,297
Postcodes where every home can get superfast1,188 of 1,297
Postcodes where some cannot get decent broadband9 of 1,297

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 RH12 at risk of flooding?

31 of the 1,389 postcodes in RH12 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 12 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 31 of 1,389 postcodes High: 11Medium: 1Low: 90Very low: 1

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 RH12?

Homes in RH12 sold for a typical £405,500 in the 12 months to August 2026, across 678 sales, down 0.4% on the 12 months before, HM Land Registry's figures show.

£405,500 typical price, the 12 months to August 2026
£407,000 12 months to August 2025
▼ down 0.4% on the 12 months before
  • Detached £646,000 147 sales
  • Semi-detached £450,000 193 sales
  • Terraced £375,000 157 sales
  • Flat or maisonette £240,000 181 sales

Each bar is that kind's typical price, against the most expensive kind here.

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 RH12

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

RH12 067 postcodesRH12 1276 postcodesRH12 2191 postcodesRH12 3303 postcodesRH12 4293 postcodesRH12 5173 postcodesRH12 621 postcodesRH12 965 postcodes
UK postcode format explained

Places in RH12

Towns and villages with postcodes in RH12, and how many each has here.

Horsham postcodes,925Broadbridge Heath postcodes,108Rudgwick postcodes,64Crawley postcodes,58

Who covers RH12

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

  • Horsham1,365
  • Godalming and Ash20
  • Dorking and Horley4

Police force areas

  • Sussex1,365
  • Surrey24

Next to RH12

RH11 postcode district RH13 postcode district All RH districts Horsham postcodes

"Next to" is by number: the districts before and after RH12 in the RH area.

Check a postcode

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