GU21 5 postcode sector in the GU21 district

GU21 5 is a sector of the GU21 district: every postcode that starts GU21 5. It has 207 postcodes in use, 4 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 GU21 5 sector, by flood risk

Map of every postcode in the GU21 5 sector, by flood risk Of the 207 postcodes in the GU21 5 sector that ONS places, 207 are not on the Environment Agency's at-risk list. Places named: Canalside. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A320A245 GU21 5AB: not on the flood risk listGU21 5AH: not on the flood risk listGU21 5AJ: not on the flood risk listGU21 5AP: not on the flood risk listGU21 5AY: not on the flood risk listGU21 5BA: not on the flood risk listGU21 5BG: not on the flood risk listGU21 5BH: not on the flood risk listGU21 5BJ: not on the flood risk listGU21 5BL: not on the flood risk listGU21 5BN: not on the flood risk listGU21 5BP: not on the flood risk listGU21 5BS: not on the flood risk listGU21 5BT: not on the flood risk listGU21 5BU: not on the flood risk listGU21 5BW: not on the flood risk listGU21 5BX: not on the flood risk listGU21 5BZ: not on the flood risk listGU21 5DA: not on the flood risk listGU21 5DB: not on the flood risk listGU21 5DH: not on the flood risk listGU21 5DJ: not on the flood risk listGU21 5DL: not on the flood risk listGU21 5DQ: not on the flood risk listGU21 5DR: not on the flood risk listGU21 5DS: not on the flood risk listGU21 5DT: not on the flood risk listGU21 5DU: not on the flood risk listGU21 5DW: not on the flood risk listGU21 5DX: not on the flood risk listGU21 5DY: not on the flood risk listGU21 5DZ: not on the flood risk listGU21 5EA: not on the flood risk listGU21 5EB: not on the flood risk listGU21 5ED: not on the flood risk listGU21 5EE: not on the flood risk listGU21 5EF: not on the flood risk listGU21 5EG: not on the flood risk listGU21 5EH: not on the flood risk listGU21 5EJ: not on the flood risk listGU21 5EL: not on the flood risk listGU21 5EN: not on the flood risk listGU21 5EQ: not on the flood risk listGU21 5ES: not on the flood risk listGU21 5EW: not on the flood risk listGU21 5FD: not on the flood risk listGU21 5FG: not on the flood risk listGU21 5FH: not on the flood risk listGU21 5FL: not on the flood risk listGU21 5FN: not on the flood risk listGU21 5FP: not on the flood risk listGU21 5FS: not on the flood risk listGU21 5FT: not on the flood risk listGU21 5FU: not on the flood risk listGU21 5FW: not on the flood risk listGU21 5FX: not on the flood risk listGU21 5FY: not on the flood risk listGU21 5FZ: not on the flood risk listGU21 5GB: not on the flood risk listGU21 5GD: not on the flood risk listGU21 5GF: not on the flood risk listGU21 5GG: not on the flood risk listGU21 5GL: not on the flood risk listGU21 5GN: not on the flood risk listGU21 5GP: not on the flood risk listGU21 5GR: not on the flood risk listGU21 5GS: not on the flood risk listGU21 5HA: not on the flood risk listGU21 5HB: not on the flood risk listGU21 5HD: not on the flood risk listGU21 5HE: not on the flood risk listGU21 5HG: not on the flood risk listGU21 5HH: not on the flood risk listGU21 5HJ: not on the flood risk listGU21 5HL: not on the flood risk listGU21 5HN: not on the flood risk listGU21 5HP: not on the flood risk listGU21 5HQ: not on the flood risk listGU21 5HR: not on the flood risk listGU21 5HT: not on the flood risk listGU21 5HU: not on the flood risk listGU21 5HW: not on the flood risk listGU21 5HX: not on the flood risk listGU21 5HY: not on the flood risk listGU21 5JB: not on the flood risk listGU21 5JD: not on the flood risk listGU21 5JE: not on the flood risk listGU21 5JF: not on the flood risk listGU21 5JG: not on the flood risk listGU21 5JH: not on the flood risk listGU21 5JJ: not on the flood risk listGU21 5JL: not on the flood risk listGU21 5JN: not on the flood risk listGU21 5JP: not on the flood risk listGU21 5JQ: not on the flood risk listGU21 5JR: not on the flood risk listGU21 5JS: not on the flood risk listGU21 5JT: not on the flood risk listGU21 5JU: not on the flood risk listGU21 5JX: not on the flood risk listGU21 5JY: not on the flood risk listGU21 5JZ: not on the flood risk listGU21 5LA: not on the flood risk listGU21 5LB: not on the flood risk listGU21 5LD: not on the flood risk listGU21 5LE: not on the flood risk listGU21 5LF: not on the flood risk listGU21 5LG: not on the flood risk listGU21 5LH: not on the flood risk listGU21 5LP: not on the flood risk listGU21 5LR: not on the flood risk listGU21 5LS: not on the flood risk listGU21 5LT: not on the flood risk listGU21 5LU: not on the flood risk listGU21 5LX: not on the flood risk listGU21 5LY: not on the flood risk listGU21 5LZ: not on the flood risk listGU21 5NG: not on the flood risk listGU21 5NJ: not on the flood risk listGU21 5NL: not on the flood risk listGU21 5NN: not on the flood risk listGU21 5NP: not on the flood risk listGU21 5NQ: not on the flood risk listGU21 5NR: not on the flood risk listGU21 5NS: not on the flood risk listGU21 5NT: not on the flood risk listGU21 5NU: not on the flood risk listGU21 5NW: not on the flood risk listGU21 5NY: not on the flood risk listGU21 5NZ: not on the flood risk listGU21 5PA: not on the flood risk listGU21 5PB: not on the flood risk listGU21 5PD: not on the flood risk listGU21 5PE: not on the flood risk listGU21 5PH: not on the flood risk listGU21 5PJ: not on the flood risk listGU21 5PN: not on the flood risk listGU21 5PR: not on the flood risk listGU21 5PS: not on the flood risk listGU21 5PT: not on the flood risk listGU21 5PU: not on the flood risk listGU21 5PW: not on the flood risk listGU21 5PY: not on the flood risk listGU21 5PZ: not on the flood risk listGU21 5QA: not on the flood risk listGU21 5QB: not on the flood risk listGU21 5QD: not on the flood risk listGU21 5QE: not on the flood risk listGU21 5QF: not on the flood risk listGU21 5QG: not on the flood risk listGU21 5QH: not on the flood risk listGU21 5QJ: not on the flood risk listGU21 5QL: not on the flood risk listGU21 5QN: not on the flood risk listGU21 5QP: not on the flood risk listGU21 5QQ: not on the flood risk listGU21 5QR: not on the flood risk listGU21 5QS: not on the flood risk listGU21 5QT: not on the flood risk listGU21 5QU: not on the flood risk listGU21 5QY: not on the flood risk listGU21 5QZ: not on the flood risk listGU21 5RA: not on the flood risk listGU21 5RB: not on the flood risk listGU21 5RD: not on the flood risk listGU21 5RE: not on the flood risk listGU21 5RF: not on the flood risk listGU21 5RG: not on the flood risk listGU21 5RH: not on the flood risk listGU21 5RJ: not on the flood risk listGU21 5RL: not on the flood risk listGU21 5RN: not on the flood risk listGU21 5RQ: not on the flood risk listGU21 5RR: not on the flood risk listGU21 5RW: not on the flood risk listGU21 5SA: not on the flood risk listGU21 5SB: not on the flood risk listGU21 5SF: not on the flood risk listGU21 5SH: not on the flood risk listGU21 5SJ: not on the flood risk listGU21 5SL: not on the flood risk listGU21 5SN: not on the flood risk listGU21 5SP: not on the flood risk listGU21 5SR: not on the flood risk listGU21 5SS: not on the flood risk listGU21 5ST: not on the flood risk listGU21 5SU: not on the flood risk listGU21 5SW: not on the flood risk listGU21 5TA: not on the flood risk listGU21 5TB: not on the flood risk listGU21 5TD: not on the flood risk listGU21 5TH: not on the flood risk listGU21 5TJ: not on the flood risk listGU21 5TL: not on the flood risk listGU21 5TN: not on the flood risk listGU21 5TP: not on the flood risk listGU21 5TR: not on the flood risk listGU21 5TS: not on the flood risk listGU21 5TT: not on the flood risk listGU21 5TU: not on the flood risk listGU21 5TW: not on the flood risk listGU21 5TX: not on the flood risk listGU21 5TY: not on the flood risk listGU21 5TZ: not on the flood risk listGU21 5UA: not on the flood risk list Canalside Map of every postcode in the GU21 5 sector, by flood risk Of the 207 postcodes in the GU21 5 sector that ONS places, 207 are not on the Environment Agency's at-risk list. Places named: Canalside. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A320 Canalside
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 207

Of the 207 postcodes in the GU21 5 sector that ONS places, 207 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. Names in italics are council wards: we hold no town or village names here.

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

What do homes sell for in GU21 5?

Homes in GU21 5 sold for a typical £335,000 in the 12 months to August 2026, across 71 sales, down 3.6% on the 12 months before, HM Land Registry's figures show.

£335,000 typical price, the 12 months to August 2026
£347,500 12 months to August 2025
▼ down 3.6% on the 12 months before
  • Detached £955,000 8 sales
  • Semi-detached £480,000 15 sales
  • Terraced £397,500 12 sales
  • Flat or maisonette £230,000 36 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 GU21 5. 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 GU21 5

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.

GU21 5ABGU21 5AHGU21 5AJGU21 5APGU21 5AYGU21 5BAGU21 5BGGU21 5BHGU21 5BJGU21 5BLGU21 5BNGU21 5BPGU21 5BSGU21 5BTGU21 5BUGU21 5BWGU21 5BXGU21 5BZGU21 5DAGU21 5DBGU21 5DHGU21 5DJGU21 5DLGU21 5DQGU21 5DRGU21 5DSGU21 5DTGU21 5DUGU21 5DWGU21 5DXGU21 5DYGU21 5DZGU21 5EAGU21 5EBGU21 5EDGU21 5EEGU21 5EFGU21 5EGGU21 5EHGU21 5EJGU21 5ELGU21 5ENGU21 5EQGU21 5ESGU21 5EWGU21 5FDGU21 5FGGU21 5FHGU21 5FLGU21 5FNGU21 5FPGU21 5FSGU21 5FTGU21 5FUGU21 5FWGU21 5FXGU21 5FYGU21 5FZGU21 5GBGU21 5GDGU21 5GEGU21 5GFGU21 5GGGU21 5GLGU21 5GNGU21 5GPGU21 5GRGU21 5GSGU21 5HAGU21 5HBGU21 5HDGU21 5HEGU21 5HGGU21 5HHGU21 5HJGU21 5HLGU21 5HNGU21 5HPGU21 5HQGU21 5HRGU21 5HTGU21 5HUGU21 5HWGU21 5HXGU21 5HYGU21 5JBGU21 5JDGU21 5JEGU21 5JFGU21 5JGGU21 5JHGU21 5JJGU21 5JLGU21 5JNGU21 5JPGU21 5JQGU21 5JRGU21 5JSGU21 5JTGU21 5JUGU21 5JXGU21 5JYGU21 5JZGU21 5LAGU21 5LBGU21 5LDGU21 5LEGU21 5LFGU21 5LGGU21 5LHGU21 5LPGU21 5LRGU21 5LSGU21 5LTGU21 5LUGU21 5LXGU21 5LYGU21 5LZGU21 5NGGU21 5NJGU21 5NLGU21 5NNGU21 5NPGU21 5NQGU21 5NRGU21 5NSGU21 5NTGU21 5NUGU21 5NWGU21 5NYGU21 5NZGU21 5PAGU21 5PBGU21 5PDGU21 5PEGU21 5PHGU21 5PJGU21 5PNGU21 5PRGU21 5PSGU21 5PTGU21 5PUGU21 5PWGU21 5PYGU21 5PZGU21 5QAGU21 5QBGU21 5QDGU21 5QEGU21 5QFGU21 5QGGU21 5QHGU21 5QJGU21 5QLGU21 5QNGU21 5QPGU21 5QQGU21 5QRGU21 5QSGU21 5QTGU21 5QUGU21 5QYGU21 5QZGU21 5RAGU21 5RBGU21 5RDGU21 5REGU21 5RFGU21 5RGGU21 5RHGU21 5RJGU21 5RLGU21 5RNGU21 5RQGU21 5RRGU21 5RWGU21 5SAGU21 5SBGU21 5SFGU21 5SHGU21 5SJGU21 5SLGU21 5SNGU21 5SPGU21 5SRGU21 5SSGU21 5STGU21 5SUGU21 5SWGU21 5TAGU21 5TBGU21 5TDGU21 5THGU21 5TJGU21 5TLGU21 5TNGU21 5TPGU21 5TRGU21 5TSGU21 5TTGU21 5TUGU21 5TWGU21 5TXGU21 5TYGU21 5TZGU21 5UAGU21 5UB

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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