LL57 4 postcode sector in the LL57 district

LL57 4 is a sector of the LL57 district: every postcode that starts LL57 4. It has 228 postcodes in use, 6 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 LL57 4 sector, and which are new since 2020

Map of every postcode in the LL57 4 sector, by new since 2020 Of the 228 postcodes in the LL57 4 sector that ONS places, 8 are new since 2020 and 220 were in use before 2020. Places named: Bangor, Menai Bridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A5A55A5025A487 LL57 4AA: before 2020LL57 4AB: before 2020LL57 4AD: before 2020LL57 4AE: before 2020LL57 4AF: before 2020LL57 4AG: before 2020LL57 4AH: before 2020LL57 4AJ: before 2020LL57 4AL: before 2020LL57 4AN: before 2020LL57 4AP: before 2020LL57 4AR: before 2020LL57 4AS: before 2020LL57 4AT: before 2020LL57 4AW: before 2020LL57 4AX: before 2020LL57 4AY: before 2020LL57 4AZ: before 2020LL57 4BA: before 2020LL57 4BB: before 2020LL57 4BD: before 2020LL57 4BE: before 2020LL57 4BG: before 2020LL57 4BJ: before 2020LL57 4BL: before 2020LL57 4BN: before 2020LL57 4BP: before 2020LL57 4BQ: before 2020LL57 4BS: before 2020LL57 4BT: before 2020LL57 4BU: before 2020LL57 4BX: before 2020LL57 4BY: before 2020LL57 4BZ: before 2020LL57 4DA: before 2020LL57 4DB: before 2020LL57 4DF: before 2020LL57 4DG: before 2020LL57 4DH: before 2020LL57 4DJ: before 2020LL57 4DL: before 2020LL57 4DN: before 2020LL57 4DP: before 2020LL57 4DQ: before 2020LL57 4DR: before 2020LL57 4DS: before 2020LL57 4DT: before 2020LL57 4DU: before 2020LL57 4DX: before 2020LL57 4DY: before 2020LL57 4DZ: before 2020LL57 4EA: before 2020LL57 4EB: before 2020LL57 4ED: before 2020LL57 4EE: before 2020LL57 4EF: before 2020LL57 4EG: before 2020LL57 4EH: before 2020LL57 4EJ: before 2020LL57 4EL: before 2020LL57 4EN: before 2020LL57 4EP: before 2020LL57 4EQ: before 2020LL57 4ER: before 2020LL57 4ES: before 2020LL57 4EW: before 2020LL57 4EX: before 2020LL57 4EZ: before 2020LL57 4FA: before 2020LL57 4FD: before 2020LL57 4FE: before 2020LL57 4FF: before 2020LL57 4FG: before 2020LL57 4FH: before 2020LL57 4FJ: before 2020LL57 4FL: before 2020LL57 4GA: before 2020LL57 4GD: before 2020LL57 4HD: before 2020LL57 4HE: before 2020LL57 4HF: before 2020LL57 4HG: before 2020LL57 4HH: before 2020LL57 4HJ: before 2020LL57 4HN: before 2020LL57 4HP: before 2020LL57 4HR: before 2020LL57 4HT: before 2020LL57 4HU: before 2020LL57 4HW: before 2020LL57 4HY: before 2020LL57 4LB: before 2020LL57 4LD: before 2020LL57 4LE: before 2020LL57 4LG: before 2020LL57 4LH: before 2020LL57 4LJ: before 2020LL57 4LN: before 2020LL57 4LP: before 2020LL57 4LQ: before 2020LL57 4LR: before 2020LL57 4LS: before 2020LL57 4LU: before 2020LL57 4LW: before 2020LL57 4LX: before 2020LL57 4LZ: before 2020LL57 4NA: before 2020LL57 4NB: before 2020LL57 4ND: before 2020LL57 4NE: before 2020LL57 4NF: before 2020LL57 4NG: before 2020LL57 4NL: before 2020LL57 4NN: before 2020LL57 4NP: before 2020LL57 4NR: before 2020LL57 4NS: before 2020LL57 4NT: before 2020LL57 4NU: before 2020LL57 4NW: before 2020LL57 4NY: before 2020LL57 4PA: before 2020LL57 4PB: before 2020LL57 4PD: before 2020LL57 4PE: before 2020LL57 4PF: before 2020LL57 4PG: before 2020LL57 4PL: before 2020LL57 4PN: before 2020LL57 4PP: before 2020LL57 4PR: before 2020LL57 4PS: before 2020LL57 4PW: before 2020LL57 4PY: before 2020LL57 4RA: before 2020LL57 4RB: before 2020LL57 4RD: before 2020LL57 4RE: before 2020LL57 4RF: before 2020LL57 4RG: before 2020LL57 4RH: before 2020LL57 4RJ: before 2020LL57 4RL: before 2020LL57 4RN: before 2020LL57 4RP: before 2020LL57 4RU: before 2020LL57 4RW: before 2020LL57 4RY: before 2020LL57 4SA: before 2020LL57 4SB: before 2020LL57 4SD: before 2020LL57 4SG: before 2020LL57 4SH: before 2020LL57 4SJ: before 2020LL57 4SP: before 2020LL57 4SR: before 2020LL57 4SS: before 2020LL57 4ST: before 2020LL57 4SU: before 2020LL57 4SW: before 2020LL57 4SX: before 2020LL57 4SY: before 2020LL57 4TA: before 2020LL57 4TB: before 2020LL57 4TE: before 2020LL57 4TF: before 2020LL57 4TG: before 2020LL57 4TH: before 2020LL57 4TJ: before 2020LL57 4TL: before 2020LL57 4TN: before 2020LL57 4TQ: before 2020LL57 4TS: before 2020LL57 4TT: before 2020LL57 4TW: before 2020LL57 4UA: before 2020LL57 4UB: before 2020LL57 4UD: before 2020LL57 4UE: before 2020LL57 4UF: before 2020LL57 4UG: before 2020LL57 4UH: before 2020LL57 4UN: before 2020LL57 4UP: before 2020LL57 4UR: before 2020LL57 4UT: before 2020LL57 4UU: before 2020LL57 4UX: before 2020LL57 4UY: before 2020LL57 4YA: before 2020LL57 4YB: before 2020LL57 4YD: before 2020LL57 4YG: before 2020LL57 4YH: before 2020LL57 4YN: before 2020LL57 4YP: before 2020LL57 4YR: before 2020LL57 4YS: before 2020LL57 4YU: before 2020LL57 4YW: before 2020LL57 4YY: before 2020LL57 4FN: new since 2020LL57 4FP: new since 2020LL57 4FQ: new since 2020LL57 4FR: new since 2020LL57 4FS: new since 2020LL57 4FW: new since 2020LL57 4YJ: new since 2020 BangorMenai Bridge Map of every postcode in the LL57 4 sector, by new since 2020 Of the 228 postcodes in the LL57 4 sector that ONS places, 8 are new since 2020 and 220 were in use before 2020. Places named: Bangor, Menai Bridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A55 BangorMenai Bridge
  • New since 2020: 8
  • In use before 2020: 220

Of the 228 postcodes in the LL57 4 sector that ONS places, 8 are new since 2020 and 220 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 5 newest postcodes

LL57 4FSJuly 2026LL57 4FWMay 2026LL57 4FTJanuary 2026LL57 4FPOctober 2024LL57 4FRAugust 2024

What do homes sell for in LL57 4?

Homes in LL57 4 sold for a typical £210,000 in the 12 months to August 2026, across 59 sales, up 9.1% on the 12 months before, HM Land Registry's figures show.

£210,000 typical price, the 12 months to August 2026
£192,500 12 months to August 2025
▲ up 9.1% on the 12 months before
  • Detached £242,500 17 sales
  • Semi-detached £240,000 20 sales
  • Terraced £170,000 20 sales
  • Flat or maisonette 2 sales, 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 LL57 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 LL57 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.

LL57 4AALL57 4ABLL57 4ADLL57 4AELL57 4AFLL57 4AGLL57 4AHLL57 4AJLL57 4ALLL57 4ANLL57 4APLL57 4ARLL57 4ASLL57 4ATLL57 4AULL57 4AWLL57 4AXLL57 4AYLL57 4AZLL57 4BALL57 4BBLL57 4BDLL57 4BELL57 4BGLL57 4BJLL57 4BLLL57 4BNLL57 4BPLL57 4BQLL57 4BSLL57 4BTLL57 4BULL57 4BXLL57 4BYLL57 4BZLL57 4DALL57 4DBLL57 4DFLL57 4DGLL57 4DHLL57 4DJLL57 4DLLL57 4DNLL57 4DPLL57 4DQLL57 4DRLL57 4DSLL57 4DTLL57 4DULL57 4DXLL57 4DYLL57 4DZLL57 4EALL57 4EBLL57 4EDLL57 4EELL57 4EFLL57 4EGLL57 4EHLL57 4EJLL57 4ELLL57 4ENLL57 4EPLL57 4EQLL57 4ERLL57 4ESLL57 4ETLL57 4EULL57 4EWLL57 4EXLL57 4EYLL57 4EZLL57 4FALL57 4FDLL57 4FELL57 4FFLL57 4FGLL57 4FHLL57 4FJLL57 4FLLL57 4FNLL57 4FPLL57 4FQLL57 4FRLL57 4FSLL57 4FTLL57 4FWLL57 4GALL57 4GDLL57 4HALL57 4HBLL57 4HDLL57 4HELL57 4HFLL57 4HGLL57 4HHLL57 4HJLL57 4HNLL57 4HPLL57 4HRLL57 4HTLL57 4HULL57 4HWLL57 4HYLL57 4LBLL57 4LDLL57 4LELL57 4LGLL57 4LHLL57 4LJLL57 4LNLL57 4LPLL57 4LQLL57 4LRLL57 4LSLL57 4LTLL57 4LULL57 4LWLL57 4LXLL57 4LZLL57 4NALL57 4NBLL57 4NDLL57 4NELL57 4NFLL57 4NGLL57 4NHLL57 4NLLL57 4NNLL57 4NPLL57 4NRLL57 4NSLL57 4NTLL57 4NULL57 4NWLL57 4NYLL57 4PALL57 4PBLL57 4PDLL57 4PELL57 4PFLL57 4PGLL57 4PHLL57 4PLLL57 4PNLL57 4PPLL57 4PRLL57 4PSLL57 4PTLL57 4PULL57 4PWLL57 4PYLL57 4RALL57 4RBLL57 4RDLL57 4RELL57 4RFLL57 4RGLL57 4RHLL57 4RJLL57 4RLLL57 4RNLL57 4RPLL57 4RRLL57 4RULL57 4RWLL57 4RYLL57 4SALL57 4SBLL57 4SDLL57 4SELL57 4SFLL57 4SGLL57 4SHLL57 4SJLL57 4SNLL57 4SPLL57 4SRLL57 4SSLL57 4STLL57 4SULL57 4SWLL57 4SXLL57 4SYLL57 4TALL57 4TBLL57 4TDLL57 4TELL57 4TFLL57 4TGLL57 4THLL57 4TJLL57 4TLLL57 4TNLL57 4TQLL57 4TRLL57 4TSLL57 4TTLL57 4TWLL57 4UALL57 4UBLL57 4UDLL57 4UELL57 4UFLL57 4UGLL57 4UHLL57 4ULLL57 4UNLL57 4UPLL57 4URLL57 4UTLL57 4UULL57 4UWLL57 4UXLL57 4UYLL57 4YALL57 4YBLL57 4YDLL57 4YGLL57 4YHLL57 4YJLL57 4YNLL57 4YPLL57 4YRLL57 4YSLL57 4YULL57 4YWLL57 4YY

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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