LL31 9 postcode sector in the LL31 district

LL31 9 is a sector of the LL31 district: every postcode that starts LL31 9. It has 281 postcodes in use, 5 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 LL31 9 sector, and which are new since 2020

Map of every postcode in the LL31 9 sector, by new since 2020 Of the 281 postcodes in the LL31 9 sector that ONS places, 4 are new since 2020 and 277 were in use before 2020. Places named: Conwy. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A55A547 LL31 9AA: before 2020LL31 9AB: before 2020LL31 9AD: before 2020LL31 9AE: before 2020LL31 9AG: before 2020LL31 9AH: before 2020LL31 9AJ: before 2020LL31 9AL: before 2020LL31 9AN: before 2020LL31 9AP: before 2020LL31 9AQ: before 2020LL31 9AR: before 2020LL31 9AS: before 2020LL31 9AT: before 2020LL31 9AU: before 2020LL31 9AW: before 2020LL31 9AX: before 2020LL31 9AY: before 2020LL31 9BA: before 2020LL31 9BB: before 2020LL31 9BD: before 2020LL31 9BF: before 2020LL31 9BJ: before 2020LL31 9BL: before 2020LL31 9BN: before 2020LL31 9BP: before 2020LL31 9BQ: before 2020LL31 9BS: before 2020LL31 9BT: before 2020LL31 9BU: before 2020LL31 9BW: before 2020LL31 9BX: before 2020LL31 9BY: before 2020LL31 9BZ: before 2020LL31 9DD: before 2020LL31 9DF: before 2020LL31 9DG: before 2020LL31 9DH: before 2020LL31 9DJ: before 2020LL31 9DL: before 2020LL31 9DN: before 2020LL31 9DP: before 2020LL31 9DQ: before 2020LL31 9DR: before 2020LL31 9DS: before 2020LL31 9DT: before 2020LL31 9DU: before 2020LL31 9DW: before 2020LL31 9DY: before 2020LL31 9DZ: before 2020LL31 9EB: before 2020LL31 9ED: before 2020LL31 9EF: before 2020LL31 9EG: before 2020LL31 9EH: before 2020LL31 9EJ: before 2020LL31 9EL: before 2020LL31 9EN: before 2020LL31 9EP: before 2020LL31 9EQ: before 2020LL31 9ER: before 2020LL31 9ES: before 2020LL31 9ET: before 2020LL31 9EU: before 2020LL31 9EW: before 2020LL31 9EX: before 2020LL31 9EY: before 2020LL31 9EZ: before 2020LL31 9FA: before 2020LL31 9FB: before 2020LL31 9FD: before 2020LL31 9FE: before 2020LL31 9FF: before 2020LL31 9FG: before 2020LL31 9FH: before 2020LL31 9GA: before 2020LL31 9GD: before 2020LL31 9GE: before 2020LL31 9GF: before 2020LL31 9GG: before 2020LL31 9GH: before 2020LL31 9HA: before 2020LL31 9HB: before 2020LL31 9HD: before 2020LL31 9HE: before 2020LL31 9HF: before 2020LL31 9HG: before 2020LL31 9HH: before 2020LL31 9HJ: before 2020LL31 9HL: before 2020LL31 9HN: before 2020LL31 9HP: before 2020LL31 9HQ: before 2020LL31 9HR: before 2020LL31 9HS: before 2020LL31 9HT: before 2020LL31 9HU: before 2020LL31 9HW: before 2020LL31 9HX: before 2020LL31 9HY: before 2020LL31 9JA: before 2020LL31 9JB: before 2020LL31 9JD: before 2020LL31 9JE: before 2020LL31 9JF: before 2020LL31 9JG: before 2020LL31 9JH: before 2020LL31 9JJ: before 2020LL31 9JL: before 2020LL31 9JN: before 2020LL31 9JP: before 2020LL31 9JQ: before 2020LL31 9JR: before 2020LL31 9JS: before 2020LL31 9JT: before 2020LL31 9JU: before 2020LL31 9JW: before 2020LL31 9JX: before 2020LL31 9JY: before 2020LL31 9JZ: before 2020LL31 9LA: before 2020LL31 9LB: before 2020LL31 9LD: before 2020LL31 9LE: before 2020LL31 9LF: before 2020LL31 9LG: before 2020LL31 9LH: before 2020LL31 9LJ: before 2020LL31 9LL: before 2020LL31 9LN: before 2020LL31 9LP: before 2020LL31 9LQ: before 2020LL31 9LR: before 2020LL31 9LS: before 2020LL31 9LT: before 2020LL31 9LU: before 2020LL31 9LW: before 2020LL31 9LX: before 2020LL31 9LY: before 2020LL31 9LZ: before 2020LL31 9NA: before 2020LL31 9ND: before 2020LL31 9NE: before 2020LL31 9NG: before 2020LL31 9NH: before 2020LL31 9NJ: before 2020LL31 9NL: before 2020LL31 9NQ: before 2020LL31 9NR: before 2020LL31 9NS: before 2020LL31 9NT: before 2020LL31 9NU: before 2020LL31 9NW: before 2020LL31 9NX: before 2020LL31 9NY: before 2020LL31 9PA: before 2020LL31 9PB: before 2020LL31 9PD: before 2020LL31 9PE: before 2020LL31 9PF: before 2020LL31 9PG: before 2020LL31 9PH: before 2020LL31 9PJ: before 2020LL31 9PL: before 2020LL31 9PN: before 2020LL31 9PP: before 2020LL31 9PQ: before 2020LL31 9PR: before 2020LL31 9PS: before 2020LL31 9PT: before 2020LL31 9PU: before 2020LL31 9PW: before 2020LL31 9PX: before 2020LL31 9PY: before 2020LL31 9PZ: before 2020LL31 9QA: before 2020LL31 9QB: before 2020LL31 9QD: before 2020LL31 9QE: before 2020LL31 9QF: before 2020LL31 9QG: before 2020LL31 9QH: before 2020LL31 9QJ: before 2020LL31 9QN: before 2020LL31 9RA: before 2020LL31 9RB: before 2020LL31 9RD: before 2020LL31 9RE: before 2020LL31 9RF: before 2020LL31 9RG: before 2020LL31 9RH: before 2020LL31 9RL: before 2020LL31 9RN: before 2020LL31 9RP: before 2020LL31 9RT: before 2020LL31 9RU: before 2020LL31 9RW: before 2020LL31 9RX: before 2020LL31 9RZ: before 2020LL31 9SA: before 2020LL31 9SB: before 2020LL31 9SD: before 2020LL31 9SF: before 2020LL31 9SG: before 2020LL31 9SN: before 2020LL31 9SP: before 2020LL31 9SR: before 2020LL31 9SS: before 2020LL31 9ST: before 2020LL31 9SU: before 2020LL31 9SW: before 2020LL31 9SX: before 2020LL31 9SY: before 2020LL31 9SZ: before 2020LL31 9TA: before 2020LL31 9TB: before 2020LL31 9TD: before 2020LL31 9TE: before 2020LL31 9TF: before 2020LL31 9TG: before 2020LL31 9TH: before 2020LL31 9TJ: before 2020LL31 9TL: before 2020LL31 9TN: before 2020LL31 9TQ: before 2020LL31 9TS: before 2020LL31 9TT: before 2020LL31 9TU: before 2020LL31 9TX: before 2020LL31 9TZ: before 2020LL31 9UA: before 2020LL31 9UB: before 2020LL31 9UD: before 2020LL31 9UE: before 2020LL31 9UF: before 2020LL31 9UG: before 2020LL31 9UH: before 2020LL31 9UJ: before 2020LL31 9UL: before 2020LL31 9UP: before 2020LL31 9UQ: before 2020LL31 9UR: before 2020LL31 9UT: before 2020LL31 9UU: before 2020LL31 9UX: before 2020LL31 9UY: before 2020LL31 9UZ: before 2020LL31 9XX: before 2020LL31 9XY: before 2020LL31 9XZ: before 2020LL31 9YA: before 2020LL31 9YB: before 2020LL31 9YF: before 2020LL31 9YH: before 2020LL31 9YJ: before 2020LL31 9YL: before 2020LL31 9YN: before 2020LL31 9YP: before 2020LL31 9YQ: before 2020LL31 9YR: before 2020LL31 9YS: before 2020LL31 9YT: before 2020LL31 9YU: before 2020LL31 9YW: before 2020LL31 9YX: before 2020LL31 9YY: before 2020LL31 9ZY: before 2020LL31 9DX: new since 2020LL31 9FN: new since 2020LL31 9FP: new since 2020LL31 9FQ: new since 2020 Conwy Map of every postcode in the LL31 9 sector, by new since 2020 Of the 281 postcodes in the LL31 9 sector that ONS places, 4 are new since 2020 and 277 were in use before 2020. Places named: Conwy. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A55 Conwy
  • New since 2020: 4
  • In use before 2020: 277

Of the 281 postcodes in the LL31 9 sector that ONS places, 4 are new since 2020 and 277 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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; when each came into use: the same directory; 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 4 newest postcodes

LL31 9DXOctober 2025LL31 9FQDecember 2021LL31 9FNFebruary 2021LL31 9FPDecember 2020

What do homes sell for in LL31 9?

Homes in LL31 9 sold for a typical £230,000 in the 12 months to August 2026, across 152 sales, up 2.7% on the 12 months before, HM Land Registry's figures show.

£230,000 typical price, the 12 months to August 2026
£224,000 12 months to August 2025
▲ up 2.7% on the 12 months before
  • Detached £375,000 50 sales
  • Semi-detached £225,000 57 sales
  • Terraced £164,000 31 sales
  • Flat or maisonette £168,000 14 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 LL31 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 LL31 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.

LL31 9AALL31 9ABLL31 9ADLL31 9AELL31 9AGLL31 9AHLL31 9AJLL31 9ALLL31 9ANLL31 9APLL31 9AQLL31 9ARLL31 9ASLL31 9ATLL31 9AULL31 9AWLL31 9AXLL31 9AYLL31 9BALL31 9BBLL31 9BDLL31 9BFLL31 9BJLL31 9BLLL31 9BNLL31 9BPLL31 9BQLL31 9BSLL31 9BTLL31 9BULL31 9BWLL31 9BXLL31 9BYLL31 9BZLL31 9DDLL31 9DFLL31 9DGLL31 9DHLL31 9DJLL31 9DLLL31 9DNLL31 9DPLL31 9DQLL31 9DRLL31 9DSLL31 9DTLL31 9DULL31 9DWLL31 9DXLL31 9DYLL31 9DZLL31 9EALL31 9EBLL31 9EDLL31 9EELL31 9EFLL31 9EGLL31 9EHLL31 9EJLL31 9ELLL31 9ENLL31 9EPLL31 9EQLL31 9ERLL31 9ESLL31 9ETLL31 9EULL31 9EWLL31 9EXLL31 9EYLL31 9EZLL31 9FALL31 9FBLL31 9FDLL31 9FELL31 9FFLL31 9FGLL31 9FHLL31 9FJLL31 9FNLL31 9FPLL31 9FQLL31 9GALL31 9GDLL31 9GELL31 9GFLL31 9GGLL31 9GHLL31 9HALL31 9HBLL31 9HDLL31 9HELL31 9HFLL31 9HGLL31 9HHLL31 9HJLL31 9HLLL31 9HNLL31 9HPLL31 9HQLL31 9HRLL31 9HSLL31 9HTLL31 9HULL31 9HWLL31 9HXLL31 9HYLL31 9JALL31 9JBLL31 9JDLL31 9JELL31 9JFLL31 9JGLL31 9JHLL31 9JJLL31 9JLLL31 9JNLL31 9JPLL31 9JQLL31 9JRLL31 9JSLL31 9JTLL31 9JULL31 9JWLL31 9JXLL31 9JYLL31 9JZLL31 9LALL31 9LBLL31 9LDLL31 9LELL31 9LFLL31 9LGLL31 9LHLL31 9LJLL31 9LLLL31 9LNLL31 9LPLL31 9LQLL31 9LRLL31 9LSLL31 9LTLL31 9LULL31 9LWLL31 9LXLL31 9LYLL31 9LZLL31 9NALL31 9NBLL31 9NDLL31 9NELL31 9NGLL31 9NHLL31 9NJLL31 9NLLL31 9NNLL31 9NQLL31 9NRLL31 9NSLL31 9NTLL31 9NULL31 9NWLL31 9NXLL31 9NYLL31 9PALL31 9PBLL31 9PDLL31 9PELL31 9PFLL31 9PGLL31 9PHLL31 9PJLL31 9PLLL31 9PNLL31 9PPLL31 9PQLL31 9PRLL31 9PSLL31 9PTLL31 9PULL31 9PWLL31 9PXLL31 9PYLL31 9PZLL31 9QALL31 9QBLL31 9QDLL31 9QELL31 9QFLL31 9QGLL31 9QHLL31 9QJLL31 9QNLL31 9RALL31 9RBLL31 9RDLL31 9RELL31 9RFLL31 9RGLL31 9RHLL31 9RLLL31 9RNLL31 9RPLL31 9RTLL31 9RULL31 9RWLL31 9RXLL31 9RZLL31 9SALL31 9SBLL31 9SDLL31 9SFLL31 9SGLL31 9SHLL31 9SNLL31 9SPLL31 9SRLL31 9SSLL31 9STLL31 9SULL31 9SWLL31 9SXLL31 9SYLL31 9SZLL31 9TALL31 9TBLL31 9TDLL31 9TELL31 9TFLL31 9TGLL31 9THLL31 9TJLL31 9TLLL31 9TNLL31 9TPLL31 9TQLL31 9TSLL31 9TTLL31 9TULL31 9TXLL31 9TYLL31 9TZLL31 9UALL31 9UBLL31 9UDLL31 9UELL31 9UFLL31 9UGLL31 9UHLL31 9UJLL31 9ULLL31 9UNLL31 9UPLL31 9UQLL31 9URLL31 9UTLL31 9UULL31 9UWLL31 9UXLL31 9UYLL31 9UZLL31 9XXLL31 9XYLL31 9XZLL31 9YALL31 9YBLL31 9YFLL31 9YHLL31 9YJLL31 9YLLL31 9YNLL31 9YPLL31 9YQLL31 9YRLL31 9YSLL31 9YTLL31 9YULL31 9YWLL31 9YXLL31 9YYLL31 9ZY

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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