TW17 8 postcode sector in the TW17 district

TW17 8 is a sector of the TW17 district: every postcode that starts TW17 8. It has 176 postcodes in use, 3 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 TW17 8 sector, by flood risk

Map of every postcode in the TW17 8 sector, by flood risk Of the 176 postcodes in the TW17 8 sector that ONS places, 25 have a home or business at high risk, 46 are at medium risk at worst, 36 are at low risk at worst and 69 are not on the Environment Agency's at-risk list. 3 groups of postcodes at high or medium risk are outlined: 33 postcodes at high or medium risk; 24 postcodes at high or medium risk; 6 postcodes at high or medium risk. Places named: Shepperton, Upper Halliford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M3 TW17 8AQ: not on the flood risk listTW17 8DP: not on the flood risk listTW17 8DR: not on the flood risk listTW17 8DT: not on the flood risk listTW17 8HB: not on the flood risk listTW17 8HD: not on the flood risk listTW17 8QA: not on the flood risk listTW17 8QB: not on the flood risk listTW17 8QD: not on the flood risk listTW17 8QE: not on the flood risk listTW17 8QF: not on the flood risk listTW17 8QG: not on the flood risk listTW17 8QH: not on the flood risk listTW17 8QJ: not on the flood risk listTW17 8QL: not on the flood risk listTW17 8QN: not on the flood risk listTW17 8QP: not on the flood risk listTW17 8QQ: not on the flood risk listTW17 8QR: not on the flood risk listTW17 8QS: not on the flood risk listTW17 8QT: not on the flood risk listTW17 8QU: not on the flood risk listTW17 8QW: not on the flood risk listTW17 8QX: not on the flood risk listTW17 8QY: not on the flood risk listTW17 8QZ: not on the flood risk listTW17 8RH: not on the flood risk listTW17 8RJ: not on the flood risk listTW17 8RL: not on the flood risk listTW17 8RP: not on the flood risk listTW17 8RR: not on the flood risk listTW17 8RS: not on the flood risk listTW17 8RT: not on the flood risk listTW17 8RU: not on the flood risk listTW17 8RW: not on the flood risk listTW17 8RX: not on the flood risk listTW17 8RY: not on the flood risk listTW17 8RZ: not on the flood risk listTW17 8SA: not on the flood risk listTW17 8SB: not on the flood risk listTW17 8SD: not on the flood risk listTW17 8SE: not on the flood risk listTW17 8SF: not on the flood risk listTW17 8SG: not on the flood risk listTW17 8SH: not on the flood risk listTW17 8SJ: not on the flood risk listTW17 8SL: not on the flood risk listTW17 8SN: not on the flood risk listTW17 8SP: not on the flood risk listTW17 8SQ: not on the flood risk listTW17 8SR: not on the flood risk listTW17 8SS: not on the flood risk listTW17 8ST: not on the flood risk listTW17 8SU: not on the flood risk listTW17 8SW: not on the flood risk listTW17 8SX: not on the flood risk listTW17 8SY: not on the flood risk listTW17 8SZ: not on the flood risk listTW17 8TA: not on the flood risk listTW17 8TB: not on the flood risk listTW17 8TD: not on the flood risk listTW17 8TF: not on the flood risk listTW17 8TG: not on the flood risk listTW17 8TH: not on the flood risk listTW17 8TQ: not on the flood risk listTW17 8WP: not on the flood risk listTW17 8AF: low flood risk at worstTW17 8AG: low flood risk at worstTW17 8AL: low flood risk at worstTW17 8AN: low flood risk at worstTW17 8AP: low flood risk at worstTW17 8AR: low flood risk at worstTW17 8BF: low flood risk at worstTW17 8DA: low flood risk at worstTW17 8DS: low flood risk at worstTW17 8DX: low flood risk at worstTW17 8DZ: low flood risk at worstTW17 8EF: low flood risk at worstTW17 8EG: low flood risk at worstTW17 8EH: low flood risk at worstTW17 8EJ: low flood risk at worstTW17 8EL: low flood risk at worstTW17 8EP: low flood risk at worstTW17 8EQ: low flood risk at worstTW17 8HA: low flood risk at worstTW17 8HE: low flood risk at worstTW17 8HF: low flood risk at worstTW17 8HG: low flood risk at worstTW17 8HJ: low flood risk at worstTW17 8HL: low flood risk at worstTW17 8HN: low flood risk at worstTW17 8HP: low flood risk at worstTW17 8HQ: low flood risk at worstTW17 8HR: low flood risk at worstTW17 8HS: low flood risk at worstTW17 8HT: low flood risk at worstTW17 8HW: low flood risk at worstTW17 8JP: low flood risk at worstTW17 8JX: low flood risk at worstTW17 8JY: low flood risk at worstTW17 8ND: low flood risk at worstTW17 8AA: medium flood risk at worstTW17 8AB: medium flood risk at worstTW17 8AT: medium flood risk at worstTW17 8AU: medium flood risk at worstTW17 8AW: medium flood risk at worstTW17 8AX: medium flood risk at worstTW17 8AY: medium flood risk at worstTW17 8AZ: medium flood risk at worstTW17 8BA: medium flood risk at worstTW17 8BB: medium flood risk at worstTW17 8BD: medium flood risk at worstTW17 8BE: medium flood risk at worstTW17 8BG: medium flood risk at worstTW17 8BH: medium flood risk at worstTW17 8BJ: medium flood risk at worstTW17 8BL: medium flood risk at worstTW17 8BN: medium flood risk at worstTW17 8BP: medium flood risk at worstTW17 8BQ: medium flood risk at worstTW17 8BS: medium flood risk at worstTW17 8BT: medium flood risk at worstTW17 8BW: medium flood risk at worstTW17 8DU: medium flood risk at worstTW17 8DY: medium flood risk at worstTW17 8EA: medium flood risk at worstTW17 8EB: medium flood risk at worstTW17 8ES: medium flood risk at worstTW17 8ET: medium flood risk at worstTW17 8EU: medium flood risk at worstTW17 8EW: medium flood risk at worstTW17 8EX: medium flood risk at worstTW17 8EY: medium flood risk at worstTW17 8EZ: medium flood risk at worstTW17 8HH: medium flood risk at worstTW17 8JF: medium flood risk at worstTW17 8JG: medium flood risk at worstTW17 8JJ: medium flood risk at worstTW17 8JL: medium flood risk at worstTW17 8JS: medium flood risk at worstTW17 8JT: medium flood risk at worstTW17 8JU: medium flood risk at worstTW17 8LG: medium flood risk at worstTW17 8LL: medium flood risk at worstTW17 8LS: medium flood risk at worstTW17 8NB: medium flood risk at worstTW17 8NR: medium flood risk at worstTW17 8BY: high flood riskTW17 8JH: high flood riskTW17 8JN: high flood riskTW17 8JQ: high flood riskTW17 8JR: high flood riskTW17 8JW: high flood riskTW17 8LH: high flood riskTW17 8LJ: high flood riskTW17 8LP: high flood riskTW17 8LQ: high flood riskTW17 8LR: high flood riskTW17 8LT: high flood riskTW17 8LX: high flood riskTW17 8LY: high flood riskTW17 8NE: high flood riskTW17 8NF: high flood riskTW17 8NG: high flood riskTW17 8NH: high flood riskTW17 8NJ: high flood riskTW17 8NL: high flood riskTW17 8NN: high flood riskTW17 8NP: high flood riskTW17 8NQ: high flood riskTW17 8NS: high flood riskTW17 8NW: high flood risk SheppertonUpper Halliford 33 postcodes at high or medium risk, outlined: this goes to TW17 8BW, the one with most homes and businesses at high risk33 postcodes at high or medium risk24 postcodes at high or medium risk, outlined: this goes to TW17 8JH, the one with most homes and businesses at high risk24 postcodes at high or medium risk6 postcodes at high or medium risk, outlined: this goes to TW17 8NG, the one with most homes and businesses at high risk6 postcodes at high or medium risk Map of every postcode in the TW17 8 sector, by flood risk Of the 176 postcodes in the TW17 8 sector that ONS places, 25 have a home or business at high risk, 46 are at medium risk at worst, 36 are at low risk at worst and 69 are not on the Environment Agency's at-risk list. 3 groups of postcodes at high or medium risk are outlined: 33 postcodes at high or medium risk; 24 postcodes at high or medium risk; 6 postcodes at high or medium risk. Places named: Shepperton, Upper Halliford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M3 SheppertonUpper Halliford 24 postcodes at high or medium risk, outlined: this goes to TW17 8JH, the one with most homes and businesses at high risk24 postcodes at high or medium risk
  • A home or business at high risk: 25
  • At medium risk at worst: 46
  • At low risk at worst: 36
  • At very low risk only: 0
  • Not on the at-risk list: 69
  • Outline: where 5 or more postcodes at high or medium risk lie together

Of the 176 postcodes in the TW17 8 sector that ONS places, 25 have a home or business at high risk, 46 are at medium risk at worst, 36 are at low risk at worst and 69 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.

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

25 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.

TW17 8LT64 at high riskTW17 8LY47 at high riskTW17 8NG41 at high riskTW17 8LJ30 at high riskTW17 8NF19 at high riskTW17 8NW14 at high riskTW17 8NS10 at high riskTW17 8NJ10 at high riskTW17 8NQ10 at high riskTW17 8JH9 at high riskTW17 8NN9 at high riskTW17 8JN6 at high risk

Where the postcodes at high or medium risk lie together

  • 33 postcodes at high or medium risk, outlined on the map. TW17 8BW, is the one with most homes and businesses at high risk.
  • 24 postcodes at high or medium risk, outlined on the map. TW17 8JH, is the one with most homes and businesses at high risk.
  • 6 postcodes at high or medium risk, outlined on the map. TW17 8NG, is the one with most homes and businesses at high risk.

What do homes sell for in TW17 8?

Homes in TW17 8 sold for a typical £535,000 in the 12 months to August 2026, across 77 sales, down 4.5% on the 12 months before, HM Land Registry's figures show.

£535,000 typical price, the 12 months to August 2026
£560,000 12 months to August 2025
▼ down 4.5% on the 12 months before
  • Detached £682,500 22 sales
  • Semi-detached £543,000 25 sales
  • Terraced £445,000 12 sales
  • Flat or maisonette £290,000 18 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 TW17 8. 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 TW17 8

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.

TW17 8AATW17 8ABTW17 8AFTW17 8AGTW17 8ALTW17 8ANTW17 8APTW17 8AQTW17 8ARTW17 8ATTW17 8AUTW17 8AWTW17 8AXTW17 8AYTW17 8AZTW17 8BATW17 8BBTW17 8BDTW17 8BETW17 8BFTW17 8BGTW17 8BHTW17 8BJTW17 8BLTW17 8BNTW17 8BPTW17 8BQTW17 8BSTW17 8BTTW17 8BWTW17 8BYTW17 8DATW17 8DETW17 8DPTW17 8DRTW17 8DSTW17 8DTTW17 8DUTW17 8DWTW17 8DXTW17 8DYTW17 8DZTW17 8EATW17 8EBTW17 8EFTW17 8EGTW17 8EHTW17 8EJTW17 8ELTW17 8EPTW17 8EQTW17 8ESTW17 8ETTW17 8EUTW17 8EWTW17 8EXTW17 8EYTW17 8EZTW17 8HATW17 8HBTW17 8HDTW17 8HETW17 8HFTW17 8HGTW17 8HHTW17 8HJTW17 8HLTW17 8HNTW17 8HPTW17 8HQTW17 8HRTW17 8HSTW17 8HTTW17 8HWTW17 8JFTW17 8JGTW17 8JHTW17 8JJTW17 8JLTW17 8JNTW17 8JPTW17 8JQTW17 8JRTW17 8JSTW17 8JTTW17 8JUTW17 8JWTW17 8JXTW17 8JYTW17 8LGTW17 8LHTW17 8LJTW17 8LLTW17 8LPTW17 8LQTW17 8LRTW17 8LSTW17 8LTTW17 8LXTW17 8LYTW17 8NBTW17 8NDTW17 8NETW17 8NFTW17 8NGTW17 8NHTW17 8NJTW17 8NLTW17 8NNTW17 8NPTW17 8NQTW17 8NRTW17 8NSTW17 8NWTW17 8QATW17 8QBTW17 8QDTW17 8QETW17 8QFTW17 8QGTW17 8QHTW17 8QJTW17 8QLTW17 8QNTW17 8QPTW17 8QQTW17 8QRTW17 8QSTW17 8QTTW17 8QUTW17 8QWTW17 8QXTW17 8QYTW17 8QZTW17 8RHTW17 8RJTW17 8RLTW17 8RPTW17 8RRTW17 8RSTW17 8RTTW17 8RUTW17 8RWTW17 8RXTW17 8RYTW17 8RZTW17 8SATW17 8SBTW17 8SDTW17 8SETW17 8SFTW17 8SGTW17 8SHTW17 8SJTW17 8SLTW17 8SNTW17 8SPTW17 8SQTW17 8SRTW17 8SSTW17 8STTW17 8SUTW17 8SWTW17 8SXTW17 8SYTW17 8SZTW17 8TATW17 8TBTW17 8TDTW17 8TETW17 8TFTW17 8TGTW17 8THTW17 8TQTW17 8WPTW17 8YA

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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