RG9 4 postcode sector in the RG9 district

RG9 4 is a sector of the RG9 district: every postcode that starts RG9 4. It has 194 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 RG9 4 sector, by flood risk

Map of every postcode in the RG9 4 sector, by flood risk Of the 194 postcodes in the RG9 4 sector that ONS places, 4 have a home or business at high risk, 3 are at low risk at worst and 187 are not on the Environment Agency's at-risk list. Places named: Henley-on-Thames, Sonning Common, Lower Shiplake. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A4155A4130A321 RG9 4AA: not on the flood risk listRG9 4AB: not on the flood risk listRG9 4AD: not on the flood risk listRG9 4AE: not on the flood risk listRG9 4AF: not on the flood risk listRG9 4AG: not on the flood risk listRG9 4AH: not on the flood risk listRG9 4AJ: not on the flood risk listRG9 4AL: not on the flood risk listRG9 4AN: not on the flood risk listRG9 4AP: not on the flood risk listRG9 4AQ: not on the flood risk listRG9 4AR: not on the flood risk listRG9 4AS: not on the flood risk listRG9 4AT: not on the flood risk listRG9 4AU: not on the flood risk listRG9 4AY: not on the flood risk listRG9 4BB: not on the flood risk listRG9 4BD: not on the flood risk listRG9 4BE: not on the flood risk listRG9 4BF: not on the flood risk listRG9 4BG: not on the flood risk listRG9 4BH: not on the flood risk listRG9 4BJ: not on the flood risk listRG9 4BL: not on the flood risk listRG9 4BN: not on the flood risk listRG9 4BP: not on the flood risk listRG9 4BQ: not on the flood risk listRG9 4BT: not on the flood risk listRG9 4BU: not on the flood risk listRG9 4BW: not on the flood risk listRG9 4BX: not on the flood risk listRG9 4BY: not on the flood risk listRG9 4BZ: not on the flood risk listRG9 4DA: not on the flood risk listRG9 4DB: not on the flood risk listRG9 4DD: not on the flood risk listRG9 4DE: not on the flood risk listRG9 4DF: not on the flood risk listRG9 4DG: not on the flood risk listRG9 4DH: not on the flood risk listRG9 4DJ: not on the flood risk listRG9 4DL: not on the flood risk listRG9 4DN: not on the flood risk listRG9 4DP: not on the flood risk listRG9 4DR: not on the flood risk listRG9 4DS: not on the flood risk listRG9 4DT: not on the flood risk listRG9 4DU: not on the flood risk listRG9 4DW: not on the flood risk listRG9 4DX: not on the flood risk listRG9 4DY: not on the flood risk listRG9 4EA: not on the flood risk listRG9 4EE: not on the flood risk listRG9 4EG: not on the flood risk listRG9 4EH: not on the flood risk listRG9 4EJ: not on the flood risk listRG9 4EL: not on the flood risk listRG9 4EN: not on the flood risk listRG9 4EP: not on the flood risk listRG9 4EQ: not on the flood risk listRG9 4ER: not on the flood risk listRG9 4ES: not on the flood risk listRG9 4EU: not on the flood risk listRG9 4EX: not on the flood risk listRG9 4FE: not on the flood risk listRG9 4FL: not on the flood risk listRG9 4FN: not on the flood risk listRG9 4FQ: not on the flood risk listRG9 4HE: not on the flood risk listRG9 4HG: not on the flood risk listRG9 4HH: not on the flood risk listRG9 4HJ: not on the flood risk listRG9 4HL: not on the flood risk listRG9 4HN: not on the flood risk listRG9 4HP: not on the flood risk listRG9 4HQ: not on the flood risk listRG9 4HR: not on the flood risk listRG9 4HS: not on the flood risk listRG9 4HT: not on the flood risk listRG9 4HU: not on the flood risk listRG9 4HX: not on the flood risk listRG9 4HY: not on the flood risk listRG9 4HZ: not on the flood risk listRG9 4JB: not on the flood risk listRG9 4JD: not on the flood risk listRG9 4JE: not on the flood risk listRG9 4JF: not on the flood risk listRG9 4JH: not on the flood risk listRG9 4JJ: not on the flood risk listRG9 4JL: not on the flood risk listRG9 4JN: not on the flood risk listRG9 4JP: not on the flood risk listRG9 4JQ: not on the flood risk listRG9 4JR: not on the flood risk listRG9 4JS: not on the flood risk listRG9 4JT: not on the flood risk listRG9 4JU: not on the flood risk listRG9 4JW: not on the flood risk listRG9 4JX: not on the flood risk listRG9 4JY: not on the flood risk listRG9 4JZ: not on the flood risk listRG9 4LA: not on the flood risk listRG9 4LB: not on the flood risk listRG9 4LE: not on the flood risk listRG9 4LF: not on the flood risk listRG9 4LG: not on the flood risk listRG9 4LH: not on the flood risk listRG9 4LJ: not on the flood risk listRG9 4LN: not on the flood risk listRG9 4LP: not on the flood risk listRG9 4LQ: not on the flood risk listRG9 4LR: not on the flood risk listRG9 4LT: not on the flood risk listRG9 4LU: not on the flood risk listRG9 4LW: not on the flood risk listRG9 4LX: not on the flood risk listRG9 4LY: not on the flood risk listRG9 4LZ: not on the flood risk listRG9 4NA: not on the flood risk listRG9 4NB: not on the flood risk listRG9 4ND: not on the flood risk listRG9 4NE: not on the flood risk listRG9 4NF: not on the flood risk listRG9 4NG: not on the flood risk listRG9 4NL: not on the flood risk listRG9 4NR: not on the flood risk listRG9 4NT: not on the flood risk listRG9 4NU: not on the flood risk listRG9 4NX: not on the flood risk listRG9 4NY: not on the flood risk listRG9 4NZ: not on the flood risk listRG9 4PA: not on the flood risk listRG9 4PB: not on the flood risk listRG9 4PD: not on the flood risk listRG9 4PG: not on the flood risk listRG9 4PH: not on the flood risk listRG9 4PJ: not on the flood risk listRG9 4PL: not on the flood risk listRG9 4PN: not on the flood risk listRG9 4PP: not on the flood risk listRG9 4PR: not on the flood risk listRG9 4PU: not on the flood risk listRG9 4PX: not on the flood risk listRG9 4PY: not on the flood risk listRG9 4PZ: not on the flood risk listRG9 4QA: not on the flood risk listRG9 4QB: not on the flood risk listRG9 4QD: not on the flood risk listRG9 4QE: not on the flood risk listRG9 4QF: not on the flood risk listRG9 4QG: not on the flood risk listRG9 4QH: not on the flood risk listRG9 4QJ: not on the flood risk listRG9 4QL: not on the flood risk listRG9 4QN: not on the flood risk listRG9 4QQ: not on the flood risk listRG9 4QR: not on the flood risk listRG9 4QT: not on the flood risk listRG9 4QW: not on the flood risk listRG9 4QY: not on the flood risk listRG9 4QZ: not on the flood risk listRG9 4RA: not on the flood risk listRG9 4RB: not on the flood risk listRG9 4RD: not on the flood risk listRG9 4RE: not on the flood risk listRG9 4RG: not on the flood risk listRG9 4RH: not on the flood risk listRG9 4RQ: not on the flood risk listRG9 4RS: not on the flood risk listRG9 4RT: not on the flood risk listRG9 4RU: not on the flood risk listRG9 4RX: not on the flood risk listRG9 4RY: not on the flood risk listRG9 4RZ: not on the flood risk listRG9 4UT: not on the flood risk listRG9 4GE: low flood risk at worstRG9 4HA: low flood risk at worstRG9 4HD: low flood risk at worstRG9 4AX: high flood riskRG9 4BS: high flood riskRG9 4HB: high flood riskRG9 4HF: high flood risk Henley-on-ThamesSonning CommonLower Shiplake Map of every postcode in the RG9 4 sector, by flood risk Of the 194 postcodes in the RG9 4 sector that ONS places, 4 have a home or business at high risk, 3 are at low risk at worst and 187 are not on the Environment Agency's at-risk list. Places named: Henley-on-Thames, Sonning Common, Lower Shiplake. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A4155 Henley-on-ThamesSonning CommonLower Shiplake
  • A home or business at high risk: 4
  • At medium risk at worst: 0
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 187

Of the 194 postcodes in the RG9 4 sector that ONS places, 4 have a home or business at high risk, 3 are at low risk at worst and 187 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.

RG9 4HB36 at high riskRG9 4BS2 at high riskRG9 4AX1 at high riskRG9 4HF1 at high risk

What do homes sell for in RG9 4?

Homes in RG9 4 sold for a typical £840,000 in the 12 months to August 2026, across 23 sales, up 6.7% on the 12 months before, HM Land Registry's figures show.

£840,000 typical price, the 12 months to August 2026
£787,500 12 months to August 2025
▲ up 6.7% on the 12 months before
  • Detached £1,115,000 13 sales
  • Semi-detached £742,500 9 sales
  • Terraced 1 sale, 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 RG9 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 RG9 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.

RG9 4AARG9 4ABRG9 4ADRG9 4AERG9 4AFRG9 4AGRG9 4AHRG9 4AJRG9 4ALRG9 4ANRG9 4APRG9 4AQRG9 4ARRG9 4ASRG9 4ATRG9 4AURG9 4AXRG9 4AYRG9 4BBRG9 4BDRG9 4BERG9 4BFRG9 4BGRG9 4BHRG9 4BJRG9 4BLRG9 4BNRG9 4BPRG9 4BQRG9 4BSRG9 4BTRG9 4BURG9 4BWRG9 4BXRG9 4BYRG9 4BZRG9 4DARG9 4DBRG9 4DDRG9 4DERG9 4DFRG9 4DGRG9 4DHRG9 4DJRG9 4DLRG9 4DNRG9 4DPRG9 4DRRG9 4DSRG9 4DTRG9 4DURG9 4DWRG9 4DXRG9 4DYRG9 4DZRG9 4EARG9 4EBRG9 4EDRG9 4EERG9 4EFRG9 4EGRG9 4EHRG9 4EJRG9 4ELRG9 4ENRG9 4EPRG9 4EQRG9 4ERRG9 4ESRG9 4ETRG9 4EURG9 4EXRG9 4FARG9 4FERG9 4FLRG9 4FNRG9 4FQRG9 4GERG9 4HARG9 4HBRG9 4HDRG9 4HERG9 4HFRG9 4HGRG9 4HHRG9 4HJRG9 4HLRG9 4HNRG9 4HPRG9 4HQRG9 4HRRG9 4HSRG9 4HTRG9 4HURG9 4HXRG9 4HYRG9 4HZRG9 4JBRG9 4JDRG9 4JERG9 4JFRG9 4JGRG9 4JHRG9 4JJRG9 4JLRG9 4JNRG9 4JPRG9 4JQRG9 4JRRG9 4JSRG9 4JTRG9 4JURG9 4JWRG9 4JXRG9 4JYRG9 4JZRG9 4LARG9 4LBRG9 4LDRG9 4LERG9 4LFRG9 4LGRG9 4LHRG9 4LJRG9 4LLRG9 4LNRG9 4LPRG9 4LQRG9 4LRRG9 4LSRG9 4LTRG9 4LURG9 4LWRG9 4LXRG9 4LYRG9 4LZRG9 4NARG9 4NBRG9 4NDRG9 4NERG9 4NFRG9 4NGRG9 4NLRG9 4NRRG9 4NTRG9 4NURG9 4NXRG9 4NYRG9 4NZRG9 4PARG9 4PBRG9 4PDRG9 4PGRG9 4PHRG9 4PJRG9 4PLRG9 4PNRG9 4PPRG9 4PRRG9 4PURG9 4PXRG9 4PYRG9 4PZRG9 4QARG9 4QBRG9 4QDRG9 4QERG9 4QFRG9 4QGRG9 4QHRG9 4QJRG9 4QLRG9 4QNRG9 4QQRG9 4QRRG9 4QSRG9 4QTRG9 4QWRG9 4QYRG9 4QZRG9 4RARG9 4RBRG9 4RDRG9 4RERG9 4RGRG9 4RHRG9 4RQRG9 4RSRG9 4RTRG9 4RURG9 4RXRG9 4RYRG9 4RZRG9 4UT

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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