YO31 9 postcode sector in the YO31 district

YO31 9 is a sector of the YO31 district: every postcode that starts YO31 9. It has 151 postcodes in use, one of them a large-user postcode. 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 YO31 9 sector, by flood risk

Map of every postcode in the YO31 9 sector, by flood risk Of the 151 postcodes in the YO31 9 sector that ONS places, 8 have a home or business at high risk, 4 are at medium risk at worst, 10 are at low risk at worst, 1 are at very low risk only and 128 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Huntington & New Earswick, Heworth. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A1036 YO31 9AA: not on the flood risk listYO31 9AB: not on the flood risk listYO31 9AD: not on the flood risk listYO31 9AE: not on the flood risk listYO31 9AF: not on the flood risk listYO31 9AG: not on the flood risk listYO31 9AH: not on the flood risk listYO31 9AQ: not on the flood risk listYO31 9AR: not on the flood risk listYO31 9AS: not on the flood risk listYO31 9AT: not on the flood risk listYO31 9AU: not on the flood risk listYO31 9AX: not on the flood risk listYO31 9BA: not on the flood risk listYO31 9BB: not on the flood risk listYO31 9BD: not on the flood risk listYO31 9BE: not on the flood risk listYO31 9BH: not on the flood risk listYO31 9BL: not on the flood risk listYO31 9BN: not on the flood risk listYO31 9BQ: not on the flood risk listYO31 9BT: not on the flood risk listYO31 9BU: not on the flood risk listYO31 9BX: not on the flood risk listYO31 9BZ: not on the flood risk listYO31 9DB: not on the flood risk listYO31 9DD: not on the flood risk listYO31 9DE: not on the flood risk listYO31 9DF: not on the flood risk listYO31 9DG: not on the flood risk listYO31 9DH: not on the flood risk listYO31 9DJ: not on the flood risk listYO31 9DL: not on the flood risk listYO31 9DN: not on the flood risk listYO31 9DP: not on the flood risk listYO31 9DQ: not on the flood risk listYO31 9DR: not on the flood risk listYO31 9DS: not on the flood risk listYO31 9DT: not on the flood risk listYO31 9DW: not on the flood risk listYO31 9DX: not on the flood risk listYO31 9DZ: not on the flood risk listYO31 9EA: not on the flood risk listYO31 9EB: not on the flood risk listYO31 9ED: not on the flood risk listYO31 9EE: not on the flood risk listYO31 9EF: not on the flood risk listYO31 9EG: not on the flood risk listYO31 9EH: not on the flood risk listYO31 9EJ: not on the flood risk listYO31 9EL: not on the flood risk listYO31 9EN: not on the flood risk listYO31 9EP: not on the flood risk listYO31 9EQ: not on the flood risk listYO31 9ER: not on the flood risk listYO31 9ES: not on the flood risk listYO31 9ET: not on the flood risk listYO31 9EU: not on the flood risk listYO31 9EW: not on the flood risk listYO31 9EX: not on the flood risk listYO31 9EY: not on the flood risk listYO31 9EZ: not on the flood risk listYO31 9FA: not on the flood risk listYO31 9FE: not on the flood risk listYO31 9HA: not on the flood risk listYO31 9HB: not on the flood risk listYO31 9HD: not on the flood risk listYO31 9HE: not on the flood risk listYO31 9HG: not on the flood risk listYO31 9HH: not on the flood risk listYO31 9HJ: not on the flood risk listYO31 9HL: not on the flood risk listYO31 9HP: not on the flood risk listYO31 9HR: not on the flood risk listYO31 9HU: not on the flood risk listYO31 9HX: not on the flood risk listYO31 9HY: not on the flood risk listYO31 9HZ: not on the flood risk listYO31 9JA: not on the flood risk listYO31 9JB: not on the flood risk listYO31 9JD: not on the flood risk listYO31 9JE: not on the flood risk listYO31 9JF: not on the flood risk listYO31 9JG: not on the flood risk listYO31 9JH: not on the flood risk listYO31 9JJ: not on the flood risk listYO31 9JL: not on the flood risk listYO31 9JN: not on the flood risk listYO31 9JP: not on the flood risk listYO31 9JQ: not on the flood risk listYO31 9JR: not on the flood risk listYO31 9JW: not on the flood risk listYO31 9JX: not on the flood risk listYO31 9JY: not on the flood risk listYO31 9JZ: not on the flood risk listYO31 9LA: not on the flood risk listYO31 9LB: not on the flood risk listYO31 9LD: not on the flood risk listYO31 9LE: not on the flood risk listYO31 9LF: not on the flood risk listYO31 9LG: not on the flood risk listYO31 9LH: not on the flood risk listYO31 9LJ: not on the flood risk listYO31 9LL: not on the flood risk listYO31 9LN: not on the flood risk listYO31 9LQ: not on the flood risk listYO31 9LS: not on the flood risk listYO31 9LT: not on the flood risk listYO31 9LU: not on the flood risk listYO31 9LW: not on the flood risk listYO31 9LX: not on the flood risk listYO31 9PA: not on the flood risk listYO31 9PB: not on the flood risk listYO31 9PD: not on the flood risk listYO31 9PE: not on the flood risk listYO31 9PF: not on the flood risk listYO31 9PG: not on the flood risk listYO31 9PH: not on the flood risk listYO31 9PJ: not on the flood risk listYO31 9PL: not on the flood risk listYO31 9PN: not on the flood risk listYO31 9PP: not on the flood risk listYO31 9PQ: not on the flood risk listYO31 9PR: not on the flood risk listYO31 9PS: not on the flood risk listYO31 9PT: not on the flood risk listYO31 9XX: not on the flood risk listYO31 9AY: very low flood risk onlyYO31 9AL: low flood risk at worstYO31 9AP: low flood risk at worstYO31 9BG: low flood risk at worstYO31 9BR: low flood risk at worstYO31 9BS: low flood risk at worstYO31 9DA: low flood risk at worstYO31 9HF: low flood risk at worstYO31 9HN: low flood risk at worstYO31 9LP: low flood risk at worstYO31 9LR: low flood risk at worstYO31 9AW: medium flood risk at worstYO31 9AZ: medium flood risk at worstYO31 9HQ: medium flood risk at worstYO31 9YQ: medium flood risk at worstYO31 9AJ: high flood riskYO31 9BF: high flood riskYO31 9BP: high flood riskYO31 9BW: high flood riskYO31 9DY: high flood riskYO31 9FD: high flood riskYO31 9HW: high flood riskYO31 9JS: high flood risk Huntington & New EarswickHeworth Map of every postcode in the YO31 9 sector, by flood risk Of the 151 postcodes in the YO31 9 sector that ONS places, 8 have a home or business at high risk, 4 are at medium risk at worst, 10 are at low risk at worst, 1 are at very low risk only and 128 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Huntington & New Earswick, Heworth. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Huntington & New EarswickHeworth
  • A home or business at high risk: 8
  • At medium risk at worst: 4
  • At low risk at worst: 10
  • At very low risk only: 1
  • Not on the at-risk list: 128

Of the 151 postcodes in the YO31 9 sector that ONS places, 8 have a home or business at high risk, 4 are at medium risk at worst, 10 are at low risk at worst, 1 are at very low risk only and 128 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

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

YO31 9BW9 at high riskYO31 9BF4 at high riskYO31 9BP4 at high riskYO31 9HW3 at high riskYO31 9DY3 at high riskYO31 9FD2 at high riskYO31 9AJ1 at high riskYO31 9JS1 at high risk

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

YO31 9JU

What do homes sell for in YO31 9?

Homes in YO31 9 sold for a typical £277,500 in the 12 months to August 2026, across 72 sales, up 0.9% on the 12 months before, HM Land Registry's figures show.

£277,500 typical price, the 12 months to August 2026
£275,000 12 months to August 2025
▲ up 0.9% on the 12 months before
  • Detached 4 sales, too few to price
  • Semi-detached £293,000 48 sales
  • Terraced £262,500 9 sales
  • Flat or maisonette £170,000 11 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 YO31 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 YO31 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.

YO31 9AAYO31 9ABYO31 9ADYO31 9AEYO31 9AFYO31 9AGYO31 9AHYO31 9AJYO31 9ALYO31 9APYO31 9AQYO31 9ARYO31 9ASYO31 9ATYO31 9AUYO31 9AWYO31 9AXYO31 9AYYO31 9AZYO31 9BAYO31 9BBYO31 9BDYO31 9BEYO31 9BFYO31 9BGYO31 9BHYO31 9BLYO31 9BNYO31 9BPYO31 9BQYO31 9BRYO31 9BSYO31 9BTYO31 9BUYO31 9BWYO31 9BXYO31 9BZYO31 9DAYO31 9DBYO31 9DDYO31 9DEYO31 9DFYO31 9DGYO31 9DHYO31 9DJYO31 9DLYO31 9DNYO31 9DPYO31 9DQYO31 9DRYO31 9DSYO31 9DTYO31 9DWYO31 9DXYO31 9DYYO31 9DZYO31 9EAYO31 9EBYO31 9EDYO31 9EEYO31 9EFYO31 9EGYO31 9EHYO31 9EJYO31 9ELYO31 9ENYO31 9EPYO31 9EQYO31 9ERYO31 9ESYO31 9ETYO31 9EUYO31 9EWYO31 9EXYO31 9EYYO31 9EZYO31 9FAYO31 9FDYO31 9FEYO31 9HAYO31 9HBYO31 9HDYO31 9HEYO31 9HFYO31 9HGYO31 9HHYO31 9HJYO31 9HLYO31 9HNYO31 9HPYO31 9HQYO31 9HRYO31 9HUYO31 9HWYO31 9HXYO31 9HYYO31 9HZYO31 9JAYO31 9JBYO31 9JDYO31 9JEYO31 9JFYO31 9JGYO31 9JHYO31 9JJYO31 9JLYO31 9JNYO31 9JPYO31 9JQYO31 9JRYO31 9JSYO31 9JUYO31 9JWYO31 9JXYO31 9JYYO31 9JZYO31 9LAYO31 9LBYO31 9LDYO31 9LEYO31 9LFYO31 9LGYO31 9LHYO31 9LJYO31 9LLYO31 9LNYO31 9LPYO31 9LQYO31 9LRYO31 9LSYO31 9LTYO31 9LUYO31 9LWYO31 9LXYO31 9PAYO31 9PBYO31 9PDYO31 9PEYO31 9PFYO31 9PGYO31 9PHYO31 9PJYO31 9PLYO31 9PNYO31 9PPYO31 9PQYO31 9PRYO31 9PSYO31 9PTYO31 9XXYO31 9YQ

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.