MK40 4 postcode sector in the MK40 district

MK40 4 is a sector of the MK40 district: every postcode that starts MK40 4. It has 337 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 MK40 4 sector, by gigabit broadband

Map of every postcode in the MK40 4 sector, by gigabit broadband Of the 337 postcodes in the MK40 4 sector that ONS places, 5 have no home or business that can get gigabit, 35 have some that can, 292 can all get it and 5 have no Ofcom figure. Places named: Great Denham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A6A5141 MK40 4FJ: no Ofcom figureMK40 4FL: no Ofcom figureMK40 4FN: no Ofcom figureMK40 4XX: no Ofcom figureMK40 4XY: no Ofcom figureMK40 4AB: gigabit for allMK40 4AD: gigabit for allMK40 4AE: gigabit for allMK40 4AH: gigabit for allMK40 4AJ: gigabit for allMK40 4AL: gigabit for allMK40 4AP: gigabit for allMK40 4AQ: gigabit for allMK40 4AR: gigabit for allMK40 4AU: gigabit for allMK40 4AW: gigabit for allMK40 4AX: gigabit for allMK40 4AY: gigabit for allMK40 4BA: gigabit for allMK40 4BB: gigabit for allMK40 4BE: gigabit for allMK40 4BF: gigabit for allMK40 4BG: gigabit for allMK40 4BJ: gigabit for allMK40 4BL: gigabit for allMK40 4BP: gigabit for allMK40 4BQ: gigabit for allMK40 4BS: gigabit for allMK40 4BT: gigabit for allMK40 4BU: gigabit for allMK40 4BW: gigabit for allMK40 4BX: gigabit for allMK40 4BY: gigabit for allMK40 4BZ: gigabit for allMK40 4DA: gigabit for allMK40 4DB: gigabit for allMK40 4DD: gigabit for allMK40 4DE: gigabit for allMK40 4DF: gigabit for allMK40 4DG: gigabit for allMK40 4DH: gigabit for allMK40 4DJ: gigabit for allMK40 4DL: gigabit for allMK40 4DN: gigabit for allMK40 4DP: gigabit for allMK40 4DQ: gigabit for allMK40 4DR: gigabit for allMK40 4DS: gigabit for allMK40 4DT: gigabit for allMK40 4DU: gigabit for allMK40 4DW: gigabit for allMK40 4DX: gigabit for allMK40 4DY: gigabit for allMK40 4DZ: gigabit for allMK40 4EA: gigabit for allMK40 4EB: gigabit for allMK40 4ED: gigabit for allMK40 4EE: gigabit for allMK40 4EF: gigabit for allMK40 4EG: gigabit for allMK40 4EH: gigabit for allMK40 4EJ: gigabit for allMK40 4EL: gigabit for allMK40 4EN: gigabit for allMK40 4EP: gigabit for allMK40 4EQ: gigabit for allMK40 4ER: gigabit for allMK40 4ES: gigabit for allMK40 4ET: gigabit for allMK40 4EU: gigabit for allMK40 4EW: gigabit for allMK40 4EZ: gigabit for allMK40 4FA: gigabit for allMK40 4FB: gigabit for allMK40 4FD: gigabit for allMK40 4FE: gigabit for allMK40 4FF: gigabit for allMK40 4FG: gigabit for allMK40 4FH: gigabit for allMK40 4FR: gigabit for allMK40 4FT: gigabit for allMK40 4FU: gigabit for allMK40 4GA: gigabit for allMK40 4GB: gigabit for allMK40 4GD: gigabit for allMK40 4GE: gigabit for allMK40 4GF: gigabit for allMK40 4GG: gigabit for allMK40 4GL: gigabit for allMK40 4GQ: gigabit for allMK40 4GR: gigabit for allMK40 4GS: gigabit for allMK40 4GT: gigabit for allMK40 4GU: gigabit for allMK40 4GW: gigabit for allMK40 4GX: gigabit for allMK40 4GY: gigabit for allMK40 4GZ: gigabit for allMK40 4HD: gigabit for allMK40 4HE: gigabit for allMK40 4HF: gigabit for allMK40 4HG: gigabit for allMK40 4HH: gigabit for allMK40 4HJ: gigabit for allMK40 4HL: gigabit for allMK40 4HP: gigabit for allMK40 4HQ: gigabit for allMK40 4HR: gigabit for allMK40 4HS: gigabit for allMK40 4HW: gigabit for allMK40 4HX: gigabit for allMK40 4HY: gigabit for allMK40 4HZ: gigabit for allMK40 4JA: gigabit for allMK40 4JD: gigabit for allMK40 4JF: gigabit for allMK40 4JG: gigabit for allMK40 4JH: gigabit for allMK40 4JL: gigabit for allMK40 4JN: gigabit for allMK40 4JP: gigabit for allMK40 4JS: gigabit for allMK40 4JT: gigabit for allMK40 4JU: gigabit for allMK40 4JW: gigabit for allMK40 4JY: gigabit for allMK40 4JZ: gigabit for allMK40 4LB: gigabit for allMK40 4LD: gigabit for allMK40 4LE: gigabit for allMK40 4LF: gigabit for allMK40 4LG: gigabit for allMK40 4LH: gigabit for allMK40 4LJ: gigabit for allMK40 4LL: gigabit for allMK40 4LN: gigabit for allMK40 4LP: gigabit for allMK40 4LQ: gigabit for allMK40 4LR: gigabit for allMK40 4LS: gigabit for allMK40 4LU: gigabit for allMK40 4LW: gigabit for allMK40 4LY: gigabit for allMK40 4LZ: gigabit for allMK40 4NA: gigabit for allMK40 4NB: gigabit for allMK40 4ND: gigabit for allMK40 4NE: gigabit for allMK40 4NF: gigabit for allMK40 4NG: gigabit for allMK40 4NJ: gigabit for allMK40 4NL: gigabit for allMK40 4NN: gigabit for allMK40 4NP: gigabit for allMK40 4NQ: gigabit for allMK40 4NR: gigabit for allMK40 4NS: gigabit for allMK40 4NT: gigabit for allMK40 4NU: gigabit for allMK40 4NW: gigabit for allMK40 4NX: gigabit for allMK40 4NY: gigabit for allMK40 4NZ: gigabit for allMK40 4PA: gigabit for allMK40 4PB: gigabit for allMK40 4PD: gigabit for allMK40 4PE: gigabit for allMK40 4PF: gigabit for allMK40 4PG: gigabit for allMK40 4PH: gigabit for allMK40 4PQ: gigabit for allMK40 4PR: gigabit for allMK40 4PS: gigabit for allMK40 4PT: gigabit for allMK40 4PU: gigabit for allMK40 4PZ: gigabit for allMK40 4QA: gigabit for allMK40 4QB: gigabit for allMK40 4QD: gigabit for allMK40 4QE: gigabit for allMK40 4QG: gigabit for allMK40 4QJ: gigabit for allMK40 4QL: gigabit for allMK40 4QN: gigabit for allMK40 4QQ: gigabit for allMK40 4QR: gigabit for allMK40 4QS: gigabit for allMK40 4QT: gigabit for allMK40 4QU: gigabit for allMK40 4QW: gigabit for allMK40 4QX: gigabit for allMK40 4QY: gigabit for allMK40 4RA: gigabit for allMK40 4RB: gigabit for allMK40 4RE: gigabit for allMK40 4RF: gigabit for allMK40 4RG: gigabit for allMK40 4RN: gigabit for allMK40 4RP: gigabit for allMK40 4RQ: gigabit for allMK40 4RR: gigabit for allMK40 4RS: gigabit for allMK40 4RT: gigabit for allMK40 4RU: gigabit for allMK40 4RW: gigabit for allMK40 4RX: gigabit for allMK40 4RY: gigabit for allMK40 4RZ: gigabit for allMK40 4SB: gigabit for allMK40 4SD: gigabit for allMK40 4SE: gigabit for allMK40 4SF: gigabit for allMK40 4SG: gigabit for allMK40 4SH: gigabit for allMK40 4SL: gigabit for allMK40 4SN: gigabit for allMK40 4SP: gigabit for allMK40 4SQ: gigabit for allMK40 4SR: gigabit for allMK40 4SS: gigabit for allMK40 4ST: gigabit for allMK40 4SU: gigabit for allMK40 4SW: gigabit for allMK40 4SX: gigabit for allMK40 4SY: gigabit for allMK40 4SZ: gigabit for allMK40 4TA: gigabit for allMK40 4TD: gigabit for allMK40 4TE: gigabit for allMK40 4TF: gigabit for allMK40 4TG: gigabit for allMK40 4TH: gigabit for allMK40 4TL: gigabit for allMK40 4TN: gigabit for allMK40 4TQ: gigabit for allMK40 4TR: gigabit for allMK40 4TS: gigabit for allMK40 4TT: gigabit for allMK40 4TU: gigabit for allMK40 4TW: gigabit for allMK40 4TX: gigabit for allMK40 4TY: gigabit for allMK40 4TZ: gigabit for allMK40 4UA: gigabit for allMK40 4UD: gigabit for allMK40 4UE: gigabit for allMK40 4UF: gigabit for allMK40 4UG: gigabit for allMK40 4UJ: gigabit for allMK40 4UL: gigabit for allMK40 4UN: gigabit for allMK40 4UP: gigabit for allMK40 4UQ: gigabit for allMK40 4UR: gigabit for allMK40 4US: gigabit for allMK40 4UT: gigabit for allMK40 4UU: gigabit for allMK40 4UW: gigabit for allMK40 4UX: gigabit for allMK40 4UY: gigabit for allMK40 4UZ: gigabit for allMK40 4WF: gigabit for allMK40 4WG: gigabit for allMK40 4WH: gigabit for allMK40 4WJ: gigabit for allMK40 4WL: gigabit for allMK40 4WN: gigabit for allMK40 4WP: gigabit for allMK40 4WR: gigabit for allMK40 4WS: gigabit for allMK40 4WT: gigabit for allMK40 4WU: gigabit for allMK40 4WW: gigabit for allMK40 4XA: gigabit for allMK40 4XB: gigabit for allMK40 4XD: gigabit for allMK40 4XE: gigabit for allMK40 4XF: gigabit for allMK40 4XG: gigabit for allMK40 4XH: gigabit for allMK40 4XS: gigabit for allMK40 4XU: gigabit for allMK40 4XW: gigabit for allMK40 4YA: gigabit for allMK40 4YB: gigabit for allMK40 4ZA: gigabit for allMK40 4ZE: gigabit for allMK40 4ZF: gigabit for allMK40 4ZG: gigabit for allMK40 4ZH: gigabit for allMK40 4ZJ: gigabit for allMK40 4ZL: gigabit for allMK40 4ZN: gigabit for allMK40 4ZP: gigabit for allMK40 4ZQ: gigabit for allMK40 4ZS: gigabit for allMK40 4AA: some gigabitMK40 4AF: some gigabitMK40 4AN: some gigabitMK40 4AS: some gigabitMK40 4AT: some gigabitMK40 4AZ: some gigabitMK40 4BD: some gigabitMK40 4BH: some gigabitMK40 4BN: some gigabitMK40 4EY: some gigabitMK40 4FP: some gigabitMK40 4FQ: some gigabitMK40 4FS: some gigabitMK40 4FW: some gigabitMK40 4FY: some gigabitMK40 4FZ: some gigabitMK40 4GH: some gigabitMK40 4GJ: some gigabitMK40 4GN: some gigabitMK40 4GP: some gigabitMK40 4HA: some gigabitMK40 4HU: some gigabitMK40 4LA: some gigabitMK40 4PX: some gigabitMK40 4QH: some gigabitMK40 4QP: some gigabitMK40 4QZ: some gigabitMK40 4SA: some gigabitMK40 4SJ: some gigabitMK40 4TB: some gigabitMK40 4TJ: some gigabitMK40 4TP: some gigabitMK40 4UB: some gigabitMK40 4UH: some gigabitMK40 4WE: some gigabitMK40 4AG: no gigabitMK40 4FX: no gigabitMK40 4HN: no gigabitMK40 4JX: no gigabitMK40 4ZR: no gigabit Great Denham Map of every postcode in the MK40 4 sector, by gigabit broadband Of the 337 postcodes in the MK40 4 sector that ONS places, 5 have no home or business that can get gigabit, 35 have some that can, 292 can all get it and 5 have no Ofcom figure. Places named: Great Denham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Great Denham
  • No home or business can get gigabit: 5
  • Some can get gigabit: 35
  • Every home and business can get gigabit: 292
  • Ofcom gives no figure: 5

Of the 337 postcodes in the MK40 4 sector that ONS places, 5 have no home or business that can get gigabit, 35 have some that can, 292 can all get it and 5 have no Ofcom figure.

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.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

Postcodes without gigabit

What do homes sell for in MK40 4?

Homes in MK40 4 sold for a typical £351,250 in the 12 months to September 2026, across 200 sales, HM Land Registry's figures show. The 12 months before gave £375,566 from 334 sales: not a change larger than chance would explain, given which homes happened to sell.

£351,250 typical price, the 12 months to September 2026
£375,566 12 months to September 2025
  • Detached £537,498 68 sales
  • Semi-detached £347,500 55 sales
  • Terraced £325,000 43 sales
  • Flat or maisonette £236,248 34 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 MK40 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 October 2026.

Postcodes in MK40 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.

MK40 4AAMK40 4ABMK40 4ADMK40 4AEMK40 4AFMK40 4AGMK40 4AHMK40 4AJMK40 4ALMK40 4ANMK40 4APMK40 4AQMK40 4ARMK40 4ASMK40 4ATMK40 4AUMK40 4AWMK40 4AXMK40 4AYMK40 4AZMK40 4BAMK40 4BBMK40 4BDMK40 4BEMK40 4BFMK40 4BGMK40 4BHMK40 4BJMK40 4BLMK40 4BNMK40 4BPMK40 4BQMK40 4BSMK40 4BTMK40 4BUMK40 4BWMK40 4BXMK40 4BYMK40 4BZMK40 4DAMK40 4DBMK40 4DDMK40 4DEMK40 4DFMK40 4DGMK40 4DHMK40 4DJMK40 4DLMK40 4DNMK40 4DPMK40 4DQMK40 4DRMK40 4DSMK40 4DTMK40 4DUMK40 4DWMK40 4DXMK40 4DYMK40 4DZMK40 4EAMK40 4EBMK40 4EDMK40 4EEMK40 4EFMK40 4EGMK40 4EHMK40 4EJMK40 4ELMK40 4ENMK40 4EPMK40 4EQMK40 4ERMK40 4ESMK40 4ETMK40 4EUMK40 4EWMK40 4EYMK40 4EZMK40 4FAMK40 4FBMK40 4FDMK40 4FEMK40 4FFMK40 4FGMK40 4FHMK40 4FJMK40 4FLMK40 4FNMK40 4FPMK40 4FQMK40 4FRMK40 4FSMK40 4FTMK40 4FUMK40 4FWMK40 4FXMK40 4FYMK40 4FZMK40 4GAMK40 4GBMK40 4GDMK40 4GEMK40 4GFMK40 4GGMK40 4GHMK40 4GJMK40 4GLMK40 4GNMK40 4GPMK40 4GQMK40 4GRMK40 4GSMK40 4GTMK40 4GUMK40 4GWMK40 4GXMK40 4GYMK40 4GZMK40 4HAMK40 4HDMK40 4HEMK40 4HFMK40 4HGMK40 4HHMK40 4HJMK40 4HLMK40 4HNMK40 4HPMK40 4HQMK40 4HRMK40 4HSMK40 4HUMK40 4HWMK40 4HXMK40 4HYMK40 4HZMK40 4JAMK40 4JDMK40 4JEMK40 4JFMK40 4JGMK40 4JHMK40 4JLMK40 4JNMK40 4JPMK40 4JSMK40 4JTMK40 4JUMK40 4JWMK40 4JXMK40 4JYMK40 4JZMK40 4LAMK40 4LBMK40 4LDMK40 4LEMK40 4LFMK40 4LGMK40 4LHMK40 4LJMK40 4LLMK40 4LNMK40 4LPMK40 4LQMK40 4LRMK40 4LSMK40 4LUMK40 4LWMK40 4LYMK40 4LZMK40 4NAMK40 4NBMK40 4NDMK40 4NEMK40 4NFMK40 4NGMK40 4NJMK40 4NLMK40 4NNMK40 4NPMK40 4NQMK40 4NRMK40 4NSMK40 4NTMK40 4NUMK40 4NWMK40 4NXMK40 4NYMK40 4NZMK40 4PAMK40 4PBMK40 4PDMK40 4PEMK40 4PFMK40 4PGMK40 4PHMK40 4PQMK40 4PRMK40 4PSMK40 4PTMK40 4PUMK40 4PXMK40 4PZMK40 4QAMK40 4QBMK40 4QDMK40 4QEMK40 4QGMK40 4QHMK40 4QJMK40 4QLMK40 4QNMK40 4QPMK40 4QQMK40 4QRMK40 4QSMK40 4QTMK40 4QUMK40 4QWMK40 4QXMK40 4QYMK40 4QZMK40 4RAMK40 4RBMK40 4REMK40 4RFMK40 4RGMK40 4RNMK40 4RPMK40 4RQMK40 4RRMK40 4RSMK40 4RTMK40 4RUMK40 4RWMK40 4RXMK40 4RYMK40 4RZMK40 4SAMK40 4SBMK40 4SDMK40 4SEMK40 4SFMK40 4SGMK40 4SHMK40 4SJMK40 4SLMK40 4SNMK40 4SPMK40 4SQMK40 4SRMK40 4SSMK40 4STMK40 4SUMK40 4SWMK40 4SXMK40 4SYMK40 4SZMK40 4TAMK40 4TBMK40 4TDMK40 4TEMK40 4TFMK40 4TGMK40 4THMK40 4TJMK40 4TLMK40 4TNMK40 4TPMK40 4TQMK40 4TRMK40 4TSMK40 4TTMK40 4TUMK40 4TWMK40 4TXMK40 4TYMK40 4TZMK40 4UAMK40 4UBMK40 4UDMK40 4UEMK40 4UFMK40 4UGMK40 4UHMK40 4UJMK40 4ULMK40 4UNMK40 4UPMK40 4UQMK40 4URMK40 4USMK40 4UTMK40 4UUMK40 4UWMK40 4UXMK40 4UYMK40 4UZMK40 4WEMK40 4WFMK40 4WGMK40 4WHMK40 4WJMK40 4WLMK40 4WNMK40 4WPMK40 4WRMK40 4WSMK40 4WTMK40 4WUMK40 4WWMK40 4XAMK40 4XBMK40 4XDMK40 4XEMK40 4XFMK40 4XGMK40 4XHMK40 4XSMK40 4XUMK40 4XWMK40 4XXMK40 4XYMK40 4YAMK40 4YBMK40 4ZAMK40 4ZEMK40 4ZFMK40 4ZGMK40 4ZHMK40 4ZJMK40 4ZLMK40 4ZNMK40 4ZPMK40 4ZQMK40 4ZRMK40 4ZS

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

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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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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