TR4 9 postcode sector in the TR4 district

TR4 9 is a sector of the TR4 district: every postcode that starts TR4 9. It has 229 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 TR4 9 sector, by flood risk

Map of every postcode in the TR4 9 sector, by flood risk Of the 229 postcodes in the TR4 9 sector that ONS places, 9 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 216 are not on the Environment Agency's at-risk list. Places named: Truro, Perranporth, Threemilestone. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A39A390 TR4 9AA: not on the flood risk listTR4 9AD: not on the flood risk listTR4 9AE: not on the flood risk listTR4 9AF: not on the flood risk listTR4 9AG: not on the flood risk listTR4 9AH: not on the flood risk listTR4 9AL: not on the flood risk listTR4 9AN: not on the flood risk listTR4 9AP: not on the flood risk listTR4 9AR: not on the flood risk listTR4 9AS: not on the flood risk listTR4 9AT: not on the flood risk listTR4 9AU: not on the flood risk listTR4 9AX: not on the flood risk listTR4 9AY: not on the flood risk listTR4 9AZ: not on the flood risk listTR4 9BA: not on the flood risk listTR4 9BB: not on the flood risk listTR4 9BD: not on the flood risk listTR4 9BE: not on the flood risk listTR4 9BG: not on the flood risk listTR4 9BH: not on the flood risk listTR4 9BJ: not on the flood risk listTR4 9BL: not on the flood risk listTR4 9BN: not on the flood risk listTR4 9BP: not on the flood risk listTR4 9BS: not on the flood risk listTR4 9BT: not on the flood risk listTR4 9BU: not on the flood risk listTR4 9BX: not on the flood risk listTR4 9BY: not on the flood risk listTR4 9BZ: not on the flood risk listTR4 9DA: not on the flood risk listTR4 9DB: not on the flood risk listTR4 9DD: not on the flood risk listTR4 9DE: not on the flood risk listTR4 9DF: not on the flood risk listTR4 9DG: not on the flood risk listTR4 9DH: not on the flood risk listTR4 9DJ: not on the flood risk listTR4 9DL: not on the flood risk listTR4 9DN: not on the flood risk listTR4 9DP: not on the flood risk listTR4 9DQ: not on the flood risk listTR4 9DR: not on the flood risk listTR4 9DS: not on the flood risk listTR4 9DT: not on the flood risk listTR4 9DU: not on the flood risk listTR4 9DW: not on the flood risk listTR4 9DX: not on the flood risk listTR4 9DZ: not on the flood risk listTR4 9EB: not on the flood risk listTR4 9EE: not on the flood risk listTR4 9EF: not on the flood risk listTR4 9EG: not on the flood risk listTR4 9EJ: not on the flood risk listTR4 9EN: not on the flood risk listTR4 9EP: not on the flood risk listTR4 9EQ: not on the flood risk listTR4 9ER: not on the flood risk listTR4 9ES: not on the flood risk listTR4 9ET: not on the flood risk listTR4 9EU: not on the flood risk listTR4 9EW: not on the flood risk listTR4 9EX: not on the flood risk listTR4 9EY: not on the flood risk listTR4 9EZ: not on the flood risk listTR4 9FA: not on the flood risk listTR4 9FB: not on the flood risk listTR4 9FD: not on the flood risk listTR4 9FE: not on the flood risk listTR4 9FF: not on the flood risk listTR4 9FG: not on the flood risk listTR4 9FH: not on the flood risk listTR4 9FJ: not on the flood risk listTR4 9FL: not on the flood risk listTR4 9FN: not on the flood risk listTR4 9FQ: not on the flood risk listTR4 9FS: not on the flood risk listTR4 9FT: not on the flood risk listTR4 9FU: not on the flood risk listTR4 9FW: not on the flood risk listTR4 9FX: not on the flood risk listTR4 9FZ: not on the flood risk listTR4 9GA: not on the flood risk listTR4 9GD: not on the flood risk listTR4 9GE: not on the flood risk listTR4 9GF: not on the flood risk listTR4 9GH: not on the flood risk listTR4 9GJ: not on the flood risk listTR4 9GN: not on the flood risk listTR4 9GP: not on the flood risk listTR4 9GQ: not on the flood risk listTR4 9GX: not on the flood risk listTR4 9HA: not on the flood risk listTR4 9HB: not on the flood risk listTR4 9HD: not on the flood risk listTR4 9HE: not on the flood risk listTR4 9HF: not on the flood risk listTR4 9HG: not on the flood risk listTR4 9HH: not on the flood risk listTR4 9HJ: not on the flood risk listTR4 9HL: not on the flood risk listTR4 9HN: not on the flood risk listTR4 9HP: not on the flood risk listTR4 9HQ: not on the flood risk listTR4 9HS: not on the flood risk listTR4 9HU: not on the flood risk listTR4 9HW: not on the flood risk listTR4 9HZ: not on the flood risk listTR4 9JB: not on the flood risk listTR4 9JD: not on the flood risk listTR4 9JE: not on the flood risk listTR4 9JF: not on the flood risk listTR4 9JG: not on the flood risk listTR4 9JH: not on the flood risk listTR4 9JJ: not on the flood risk listTR4 9JL: not on the flood risk listTR4 9JN: not on the flood risk listTR4 9JP: not on the flood risk listTR4 9JQ: not on the flood risk listTR4 9JR: not on the flood risk listTR4 9JS: not on the flood risk listTR4 9JT: not on the flood risk listTR4 9JU: not on the flood risk listTR4 9JW: not on the flood risk listTR4 9JX: not on the flood risk listTR4 9JY: not on the flood risk listTR4 9JZ: not on the flood risk listTR4 9LA: not on the flood risk listTR4 9LB: not on the flood risk listTR4 9LD: not on the flood risk listTR4 9LE: not on the flood risk listTR4 9LF: not on the flood risk listTR4 9LG: not on the flood risk listTR4 9LJ: not on the flood risk listTR4 9LL: not on the flood risk listTR4 9LP: not on the flood risk listTR4 9LQ: not on the flood risk listTR4 9LR: not on the flood risk listTR4 9LS: not on the flood risk listTR4 9LT: not on the flood risk listTR4 9LU: not on the flood risk listTR4 9LW: not on the flood risk listTR4 9LX: not on the flood risk listTR4 9LY: not on the flood risk listTR4 9LZ: not on the flood risk listTR4 9NA: not on the flood risk listTR4 9ND: not on the flood risk listTR4 9NE: not on the flood risk listTR4 9NF: not on the flood risk listTR4 9NG: not on the flood risk listTR4 9NH: not on the flood risk listTR4 9NN: not on the flood risk listTR4 9NP: not on the flood risk listTR4 9NR: not on the flood risk listTR4 9NS: not on the flood risk listTR4 9NT: not on the flood risk listTR4 9NU: not on the flood risk listTR4 9NW: not on the flood risk listTR4 9NX: not on the flood risk listTR4 9NZ: not on the flood risk listTR4 9PA: not on the flood risk listTR4 9PB: not on the flood risk listTR4 9PD: not on the flood risk listTR4 9PF: not on the flood risk listTR4 9PG: not on the flood risk listTR4 9PH: not on the flood risk listTR4 9PJ: not on the flood risk listTR4 9PL: not on the flood risk listTR4 9PN: not on the flood risk listTR4 9PP: not on the flood risk listTR4 9PQ: not on the flood risk listTR4 9PS: not on the flood risk listTR4 9PT: not on the flood risk listTR4 9PU: not on the flood risk listTR4 9PX: not on the flood risk listTR4 9PY: not on the flood risk listTR4 9PZ: not on the flood risk listTR4 9QA: not on the flood risk listTR4 9QB: not on the flood risk listTR4 9QD: not on the flood risk listTR4 9QG: not on the flood risk listTR4 9QH: not on the flood risk listTR4 9QJ: not on the flood risk listTR4 9QN: not on the flood risk listTR4 9QS: not on the flood risk listTR4 9QT: not on the flood risk listTR4 9QW: not on the flood risk listTR4 9QX: not on the flood risk listTR4 9RA: not on the flood risk listTR4 9RB: not on the flood risk listTR4 9RD: not on the flood risk listTR4 9RE: not on the flood risk listTR4 9RF: not on the flood risk listTR4 9RG: not on the flood risk listTR4 9RH: not on the flood risk listTR4 9RR: not on the flood risk listTR4 9YF: not on the flood risk listTR4 9EH: low flood risk at worstTR4 9EL: low flood risk at worstTR4 9QU: low flood risk at worstTR4 9ED: medium flood risk at worstTR4 9EA: high flood riskTR4 9HR: high flood riskTR4 9LH: high flood riskTR4 9LN: high flood riskTR4 9NB: high flood riskTR4 9PE: high flood riskTR4 9PR: high flood riskTR4 9QQ: high flood riskTR4 9QR: high flood risk TruroPerranporthThreemilestone Map of every postcode in the TR4 9 sector, by flood risk Of the 229 postcodes in the TR4 9 sector that ONS places, 9 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 216 are not on the Environment Agency's at-risk list. Places named: Truro, Perranporth, Threemilestone. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. TruroPerranporthThreemilestone
  • A home or business at high risk: 9
  • At medium risk at worst: 1
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 216

Of the 229 postcodes in the TR4 9 sector that ONS places, 9 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 216 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.

TR4 9PR6 at high riskTR4 9LH5 at high riskTR4 9LN3 at high riskTR4 9PE1 at high riskTR4 9EA1 at high riskTR4 9HR1 at high riskTR4 9NB1 at high riskTR4 9QQ1 at high riskTR4 9QR1 at high risk

What do homes sell for in TR4 9?

Homes in TR4 9 sold for a typical £339,000 in the 12 months to August 2026, across 66 sales, down 7.1% on the 12 months before, HM Land Registry's figures show.

£339,000 typical price, the 12 months to August 2026
£365,000 12 months to August 2025
▼ down 7.1% on the 12 months before
  • Detached £499,950 29 sales
  • Semi-detached £307,500 22 sales
  • Terraced £241,000 14 sales
  • Flat or maisonette 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 TR4 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 TR4 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.

TR4 9AATR4 9ADTR4 9AETR4 9AFTR4 9AGTR4 9AHTR4 9ALTR4 9ANTR4 9APTR4 9ARTR4 9ASTR4 9ATTR4 9AUTR4 9AXTR4 9AYTR4 9AZTR4 9BATR4 9BBTR4 9BDTR4 9BETR4 9BGTR4 9BHTR4 9BJTR4 9BLTR4 9BNTR4 9BPTR4 9BQTR4 9BSTR4 9BTTR4 9BUTR4 9BWTR4 9BXTR4 9BYTR4 9BZTR4 9DATR4 9DBTR4 9DDTR4 9DETR4 9DFTR4 9DGTR4 9DHTR4 9DJTR4 9DLTR4 9DNTR4 9DPTR4 9DQTR4 9DRTR4 9DSTR4 9DTTR4 9DUTR4 9DWTR4 9DXTR4 9DYTR4 9DZTR4 9EATR4 9EBTR4 9EDTR4 9EETR4 9EFTR4 9EGTR4 9EHTR4 9EJTR4 9ELTR4 9ENTR4 9EPTR4 9EQTR4 9ERTR4 9ESTR4 9ETTR4 9EUTR4 9EWTR4 9EXTR4 9EYTR4 9EZTR4 9FATR4 9FBTR4 9FDTR4 9FETR4 9FFTR4 9FGTR4 9FHTR4 9FJTR4 9FLTR4 9FNTR4 9FQTR4 9FRTR4 9FSTR4 9FTTR4 9FUTR4 9FWTR4 9FXTR4 9FYTR4 9FZTR4 9GATR4 9GDTR4 9GETR4 9GFTR4 9GGTR4 9GHTR4 9GJTR4 9GNTR4 9GPTR4 9GQTR4 9GXTR4 9HATR4 9HBTR4 9HDTR4 9HETR4 9HFTR4 9HGTR4 9HHTR4 9HJTR4 9HLTR4 9HNTR4 9HPTR4 9HQTR4 9HRTR4 9HSTR4 9HTTR4 9HUTR4 9HWTR4 9HXTR4 9HYTR4 9HZTR4 9JATR4 9JBTR4 9JDTR4 9JETR4 9JFTR4 9JGTR4 9JHTR4 9JJTR4 9JLTR4 9JNTR4 9JPTR4 9JQTR4 9JRTR4 9JSTR4 9JTTR4 9JUTR4 9JWTR4 9JXTR4 9JYTR4 9JZTR4 9LATR4 9LBTR4 9LDTR4 9LETR4 9LFTR4 9LGTR4 9LHTR4 9LJTR4 9LLTR4 9LNTR4 9LPTR4 9LQTR4 9LRTR4 9LSTR4 9LTTR4 9LUTR4 9LWTR4 9LXTR4 9LYTR4 9LZTR4 9NATR4 9NBTR4 9NDTR4 9NETR4 9NFTR4 9NGTR4 9NHTR4 9NNTR4 9NPTR4 9NRTR4 9NSTR4 9NTTR4 9NUTR4 9NWTR4 9NXTR4 9NYTR4 9NZTR4 9PATR4 9PBTR4 9PDTR4 9PETR4 9PFTR4 9PGTR4 9PHTR4 9PJTR4 9PLTR4 9PNTR4 9PPTR4 9PQTR4 9PRTR4 9PSTR4 9PTTR4 9PUTR4 9PXTR4 9PYTR4 9PZTR4 9QATR4 9QBTR4 9QDTR4 9QETR4 9QFTR4 9QGTR4 9QHTR4 9QJTR4 9QLTR4 9QNTR4 9QQTR4 9QRTR4 9QSTR4 9QTTR4 9QUTR4 9QWTR4 9QXTR4 9RATR4 9RBTR4 9RDTR4 9RETR4 9RFTR4 9RGTR4 9RHTR4 9RJTR4 9RLTR4 9RQTR4 9RRTR4 9YF

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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