RG18 9 postcode sector in the RG18 district

RG18 9 is a sector of the RG18 district: every postcode that starts RG18 9. It has 228 postcodes in use, 6 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 RG18 9 sector, by flood risk

Map of every postcode in the RG18 9 sector, by flood risk Of the 228 postcodes in the RG18 9 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 226 are not on the Environment Agency's at-risk list. Places named: Cold Ash, Hermitage. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M4A34 RG18 9AA: not on the flood risk listRG18 9AB: not on the flood risk listRG18 9AE: not on the flood risk listRG18 9AF: not on the flood risk listRG18 9AG: not on the flood risk listRG18 9AH: not on the flood risk listRG18 9AJ: not on the flood risk listRG18 9AL: not on the flood risk listRG18 9AN: not on the flood risk listRG18 9AP: not on the flood risk listRG18 9AQ: not on the flood risk listRG18 9DG: not on the flood risk listRG18 9DH: not on the flood risk listRG18 9DJ: not on the flood risk listRG18 9DL: not on the flood risk listRG18 9DN: not on the flood risk listRG18 9DP: not on the flood risk listRG18 9DQ: not on the flood risk listRG18 9DR: not on the flood risk listRG18 9DS: not on the flood risk listRG18 9DU: not on the flood risk listRG18 9DX: not on the flood risk listRG18 9DY: not on the flood risk listRG18 9DZ: not on the flood risk listRG18 9EA: not on the flood risk listRG18 9EB: not on the flood risk listRG18 9ED: not on the flood risk listRG18 9EE: not on the flood risk listRG18 9EF: not on the flood risk listRG18 9EG: not on the flood risk listRG18 9EH: not on the flood risk listRG18 9EP: not on the flood risk listRG18 9EQ: not on the flood risk listRG18 9ER: not on the flood risk listRG18 9ES: not on the flood risk listRG18 9EU: not on the flood risk listRG18 9EW: not on the flood risk listRG18 9EX: not on the flood risk listRG18 9EY: not on the flood risk listRG18 9EZ: not on the flood risk listRG18 9HA: not on the flood risk listRG18 9HD: not on the flood risk listRG18 9HE: not on the flood risk listRG18 9HF: not on the flood risk listRG18 9HG: not on the flood risk listRG18 9HH: not on the flood risk listRG18 9HQ: not on the flood risk listRG18 9HR: not on the flood risk listRG18 9HS: not on the flood risk listRG18 9HT: not on the flood risk listRG18 9HU: not on the flood risk listRG18 9HX: not on the flood risk listRG18 9HY: not on the flood risk listRG18 9HZ: not on the flood risk listRG18 9JA: not on the flood risk listRG18 9JB: not on the flood risk listRG18 9JD: not on the flood risk listRG18 9JE: not on the flood risk listRG18 9JF: not on the flood risk listRG18 9JG: not on the flood risk listRG18 9JH: not on the flood risk listRG18 9JJ: not on the flood risk listRG18 9JL: not on the flood risk listRG18 9JN: not on the flood risk listRG18 9JP: not on the flood risk listRG18 9JR: not on the flood risk listRG18 9JS: not on the flood risk listRG18 9JT: not on the flood risk listRG18 9JU: not on the flood risk listRG18 9JW: not on the flood risk listRG18 9JX: not on the flood risk listRG18 9LD: not on the flood risk listRG18 9LS: not on the flood risk listRG18 9LT: not on the flood risk listRG18 9LU: not on the flood risk listRG18 9LX: not on the flood risk listRG18 9NA: not on the flood risk listRG18 9NB: not on the flood risk listRG18 9ND: not on the flood risk listRG18 9NE: not on the flood risk listRG18 9NF: not on the flood risk listRG18 9NG: not on the flood risk listRG18 9NH: not on the flood risk listRG18 9NJ: not on the flood risk listRG18 9NL: not on the flood risk listRG18 9NN: not on the flood risk listRG18 9NP: not on the flood risk listRG18 9NU: not on the flood risk listRG18 9NW: not on the flood risk listRG18 9NX: not on the flood risk listRG18 9NY: not on the flood risk listRG18 9NZ: not on the flood risk listRG18 9PA: not on the flood risk listRG18 9PB: not on the flood risk listRG18 9PD: not on the flood risk listRG18 9PE: not on the flood risk listRG18 9PF: not on the flood risk listRG18 9PG: not on the flood risk listRG18 9PH: not on the flood risk listRG18 9PJ: not on the flood risk listRG18 9PL: not on the flood risk listRG18 9PN: not on the flood risk listRG18 9PP: not on the flood risk listRG18 9PQ: not on the flood risk listRG18 9PR: not on the flood risk listRG18 9PS: not on the flood risk listRG18 9PT: not on the flood risk listRG18 9PU: not on the flood risk listRG18 9PW: not on the flood risk listRG18 9PX: not on the flood risk listRG18 9PY: not on the flood risk listRG18 9QD: not on the flood risk listRG18 9QE: not on the flood risk listRG18 9QG: not on the flood risk listRG18 9QH: not on the flood risk listRG18 9QJ: not on the flood risk listRG18 9QL: not on the flood risk listRG18 9QN: not on the flood risk listRG18 9QP: not on the flood risk listRG18 9QQ: not on the flood risk listRG18 9QR: not on the flood risk listRG18 9QS: not on the flood risk listRG18 9QT: not on the flood risk listRG18 9QW: not on the flood risk listRG18 9QX: not on the flood risk listRG18 9QZ: not on the flood risk listRG18 9RA: not on the flood risk listRG18 9RB: not on the flood risk listRG18 9RD: not on the flood risk listRG18 9RE: not on the flood risk listRG18 9RG: not on the flood risk listRG18 9RH: not on the flood risk listRG18 9RJ: not on the flood risk listRG18 9RL: not on the flood risk listRG18 9RN: not on the flood risk listRG18 9RP: not on the flood risk listRG18 9RQ: not on the flood risk listRG18 9RS: not on the flood risk listRG18 9RT: not on the flood risk listRG18 9RU: not on the flood risk listRG18 9RW: not on the flood risk listRG18 9RY: not on the flood risk listRG18 9RZ: not on the flood risk listRG18 9SA: not on the flood risk listRG18 9SB: not on the flood risk listRG18 9SD: not on the flood risk listRG18 9SE: not on the flood risk listRG18 9SG: not on the flood risk listRG18 9SL: not on the flood risk listRG18 9SN: not on the flood risk listRG18 9SP: not on the flood risk listRG18 9SQ: not on the flood risk listRG18 9SR: not on the flood risk listRG18 9SS: not on the flood risk listRG18 9ST: not on the flood risk listRG18 9SU: not on the flood risk listRG18 9SW: not on the flood risk listRG18 9SX: not on the flood risk listRG18 9SY: not on the flood risk listRG18 9SZ: not on the flood risk listRG18 9TA: not on the flood risk listRG18 9TB: not on the flood risk listRG18 9TE: not on the flood risk listRG18 9TF: not on the flood risk listRG18 9TG: not on the flood risk listRG18 9TJ: not on the flood risk listRG18 9TL: not on the flood risk listRG18 9TN: not on the flood risk listRG18 9TP: not on the flood risk listRG18 9TQ: not on the flood risk listRG18 9TR: not on the flood risk listRG18 9TS: not on the flood risk listRG18 9TT: not on the flood risk listRG18 9TX: not on the flood risk listRG18 9TY: not on the flood risk listRG18 9TZ: not on the flood risk listRG18 9UA: not on the flood risk listRG18 9UB: not on the flood risk listRG18 9UD: not on the flood risk listRG18 9UE: not on the flood risk listRG18 9UF: not on the flood risk listRG18 9UG: not on the flood risk listRG18 9UH: not on the flood risk listRG18 9UJ: not on the flood risk listRG18 9UL: not on the flood risk listRG18 9UN: not on the flood risk listRG18 9UP: not on the flood risk listRG18 9UR: not on the flood risk listRG18 9UU: not on the flood risk listRG18 9UW: not on the flood risk listRG18 9UX: not on the flood risk listRG18 9UY: not on the flood risk listRG18 9WE: not on the flood risk listRG18 9WL: not on the flood risk listRG18 9WP: not on the flood risk listRG18 9WQ: not on the flood risk listRG18 9WS: not on the flood risk listRG18 9WT: not on the flood risk listRG18 9WU: not on the flood risk listRG18 9WX: not on the flood risk listRG18 9XA: not on the flood risk listRG18 9XB: not on the flood risk listRG18 9XD: not on the flood risk listRG18 9XE: not on the flood risk listRG18 9XF: not on the flood risk listRG18 9XH: not on the flood risk listRG18 9XJ: not on the flood risk listRG18 9XN: not on the flood risk listRG18 9XP: not on the flood risk listRG18 9XQ: not on the flood risk listRG18 9XR: not on the flood risk listRG18 9XS: not on the flood risk listRG18 9XT: not on the flood risk listRG18 9XU: not on the flood risk listRG18 9XW: not on the flood risk listRG18 9XX: not on the flood risk listRG18 9XY: not on the flood risk listRG18 9XZ: not on the flood risk listRG18 9UT: low flood risk at worstRG18 9UZ: high flood risk Cold AshHermitage Map of every postcode in the RG18 9 sector, by flood risk Of the 228 postcodes in the RG18 9 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 226 are not on the Environment Agency's at-risk list. Places named: Cold Ash, Hermitage. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A34 Cold AshHermitage
  • A home or business at high risk: 1
  • At medium risk at worst: 0
  • At low risk at worst: 1
  • At very low risk only: 0
  • Not on the at-risk list: 226

Of the 228 postcodes in the RG18 9 sector that ONS places, 1 have a home or business at high risk, 1 are at low risk at worst and 226 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.

RG18 9UZ2 at high risk

What do homes sell for in RG18 9?

Homes in RG18 9 sold for a typical £642,500 in the 12 months to August 2026, across 46 sales, down 10.1% on the 12 months before, HM Land Registry's figures show.

£642,500 typical price, the 12 months to August 2026
£715,000 12 months to August 2025
▼ down 10.1% on the 12 months before
  • Detached £730,000 29 sales
  • Semi-detached £408,750 10 sales
  • Terraced 4 sales, too few to price
  • Flat or maisonette 3 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 RG18 9. 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 RG18 9

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.

RG18 9AARG18 9ABRG18 9AERG18 9AFRG18 9AGRG18 9AHRG18 9AJRG18 9ALRG18 9ANRG18 9APRG18 9AQRG18 9DGRG18 9DHRG18 9DJRG18 9DLRG18 9DNRG18 9DPRG18 9DQRG18 9DRRG18 9DSRG18 9DURG18 9DXRG18 9DYRG18 9DZRG18 9EARG18 9EBRG18 9EDRG18 9EERG18 9EFRG18 9EGRG18 9EHRG18 9EPRG18 9EQRG18 9ERRG18 9ESRG18 9EURG18 9EWRG18 9EXRG18 9EYRG18 9EZRG18 9HARG18 9HDRG18 9HERG18 9HFRG18 9HGRG18 9HHRG18 9HQRG18 9HRRG18 9HSRG18 9HTRG18 9HURG18 9HXRG18 9HYRG18 9HZRG18 9JARG18 9JBRG18 9JDRG18 9JERG18 9JFRG18 9JGRG18 9JHRG18 9JJRG18 9JLRG18 9JNRG18 9JPRG18 9JQRG18 9JRRG18 9JSRG18 9JTRG18 9JURG18 9JWRG18 9JXRG18 9LDRG18 9LSRG18 9LTRG18 9LURG18 9LXRG18 9LYRG18 9NARG18 9NBRG18 9NDRG18 9NERG18 9NFRG18 9NGRG18 9NHRG18 9NJRG18 9NLRG18 9NNRG18 9NPRG18 9NURG18 9NWRG18 9NXRG18 9NYRG18 9NZRG18 9PARG18 9PBRG18 9PDRG18 9PERG18 9PFRG18 9PGRG18 9PHRG18 9PJRG18 9PLRG18 9PNRG18 9PPRG18 9PQRG18 9PRRG18 9PSRG18 9PTRG18 9PURG18 9PWRG18 9PXRG18 9PYRG18 9PZRG18 9QDRG18 9QERG18 9QGRG18 9QHRG18 9QJRG18 9QLRG18 9QNRG18 9QPRG18 9QQRG18 9QRRG18 9QSRG18 9QTRG18 9QWRG18 9QXRG18 9QZRG18 9RARG18 9RBRG18 9RDRG18 9RERG18 9RGRG18 9RHRG18 9RJRG18 9RLRG18 9RNRG18 9RPRG18 9RQRG18 9RSRG18 9RTRG18 9RURG18 9RWRG18 9RYRG18 9RZRG18 9SARG18 9SBRG18 9SDRG18 9SERG18 9SGRG18 9SLRG18 9SNRG18 9SPRG18 9SQRG18 9SRRG18 9SSRG18 9STRG18 9SURG18 9SWRG18 9SXRG18 9SYRG18 9SZRG18 9TARG18 9TBRG18 9TDRG18 9TERG18 9TFRG18 9TGRG18 9TJRG18 9TLRG18 9TNRG18 9TPRG18 9TQRG18 9TRRG18 9TSRG18 9TTRG18 9TURG18 9TXRG18 9TYRG18 9TZRG18 9UARG18 9UBRG18 9UDRG18 9UERG18 9UFRG18 9UGRG18 9UHRG18 9UJRG18 9ULRG18 9UNRG18 9UPRG18 9URRG18 9UTRG18 9UURG18 9UWRG18 9UXRG18 9UYRG18 9UZRG18 9WERG18 9WLRG18 9WNRG18 9WPRG18 9WQRG18 9WRRG18 9WSRG18 9WTRG18 9WURG18 9WWRG18 9WXRG18 9XARG18 9XBRG18 9XDRG18 9XERG18 9XFRG18 9XHRG18 9XJRG18 9XNRG18 9XPRG18 9XQRG18 9XRRG18 9XSRG18 9XTRG18 9XURG18 9XWRG18 9XXRG18 9XYRG18 9XZ

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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