MK18 4 postcode sector in the MK18 district

MK18 4 is a sector of the MK18 district: every postcode that starts MK18 4. It has 193 postcodes in use, 2 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 MK18 4 sector, by gigabit broadband

Map of every postcode in the MK18 4 sector, by gigabit broadband Of the 193 postcodes in the MK18 4 sector that ONS places, 23 have no home or business that can get gigabit, 41 have some that can, 124 can all get it and 5 have no Ofcom figure. Places named: Buckingham, Steeple Claydon, Tingewick. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A4421A422 MK18 4DG: no Ofcom figureMK18 4FJ: no Ofcom figureMK18 4FP: no Ofcom figureMK18 4FS: no Ofcom figureMK18 4ZS: no Ofcom figureMK18 4AA: gigabit for allMK18 4AD: gigabit for allMK18 4AH: gigabit for allMK18 4AL: gigabit for allMK18 4AN: gigabit for allMK18 4AP: gigabit for allMK18 4AR: gigabit for allMK18 4AW: gigabit for allMK18 4BD: gigabit for allMK18 4BE: gigabit for allMK18 4BG: gigabit for allMK18 4BH: gigabit for allMK18 4BL: gigabit for allMK18 4BW: gigabit for allMK18 4BY: gigabit for allMK18 4BZ: gigabit for allMK18 4DA: gigabit for allMK18 4DF: gigabit for allMK18 4DH: gigabit for allMK18 4DL: gigabit for allMK18 4DU: gigabit for allMK18 4DX: gigabit for allMK18 4DZ: gigabit for allMK18 4EB: gigabit for allMK18 4ED: gigabit for allMK18 4EE: gigabit for allMK18 4EF: gigabit for allMK18 4EG: gigabit for allMK18 4EL: gigabit for allMK18 4EP: gigabit for allMK18 4EQ: gigabit for allMK18 4ER: gigabit for allMK18 4ES: gigabit for allMK18 4ET: gigabit for allMK18 4EU: gigabit for allMK18 4EX: gigabit for allMK18 4EY: gigabit for allMK18 4FD: gigabit for allMK18 4FE: gigabit for allMK18 4FL: gigabit for allMK18 4FN: gigabit for allMK18 4FQ: gigabit for allMK18 4FR: gigabit for allMK18 4HE: gigabit for allMK18 4HJ: gigabit for allMK18 4HL: gigabit for allMK18 4HN: gigabit for allMK18 4HP: gigabit for allMK18 4HR: gigabit for allMK18 4HU: gigabit for allMK18 4HW: gigabit for allMK18 4HX: gigabit for allMK18 4JE: gigabit for allMK18 4JG: gigabit for allMK18 4JH: gigabit for allMK18 4JJ: gigabit for allMK18 4JQ: gigabit for allMK18 4JR: gigabit for allMK18 4JU: gigabit for allMK18 4JX: gigabit for allMK18 4JZ: gigabit for allMK18 4LA: gigabit for allMK18 4LD: gigabit for allMK18 4LG: gigabit for allMK18 4LH: gigabit for allMK18 4LJ: gigabit for allMK18 4LL: gigabit for allMK18 4LQ: gigabit for allMK18 4LU: gigabit for allMK18 4LX: gigabit for allMK18 4LY: gigabit for allMK18 4NB: gigabit for allMK18 4NE: gigabit for allMK18 4NF: gigabit for allMK18 4NG: gigabit for allMK18 4NH: gigabit for allMK18 4NN: gigabit for allMK18 4NP: gigabit for allMK18 4NR: gigabit for allMK18 4NS: gigabit for allMK18 4NT: gigabit for allMK18 4NW: gigabit for allMK18 4NX: gigabit for allMK18 4NY: gigabit for allMK18 4PD: gigabit for allMK18 4PF: gigabit for allMK18 4PH: gigabit for allMK18 4PL: gigabit for allMK18 4PP: gigabit for allMK18 4PQ: gigabit for allMK18 4PR: gigabit for allMK18 4PS: gigabit for allMK18 4PZ: gigabit for allMK18 4QD: gigabit for allMK18 4QF: gigabit for allMK18 4QG: gigabit for allMK18 4QH: gigabit for allMK18 4QL: gigabit for allMK18 4QN: gigabit for allMK18 4QQ: gigabit for allMK18 4QR: gigabit for allMK18 4QU: gigabit for allMK18 4QX: gigabit for allMK18 4QY: gigabit for allMK18 4QZ: gigabit for allMK18 4RD: gigabit for allMK18 4RE: gigabit for allMK18 4RF: gigabit for allMK18 4RH: gigabit for allMK18 4RL: gigabit for allMK18 4RQ: gigabit for allMK18 4AB: some gigabitMK18 4AE: some gigabitMK18 4AG: some gigabitMK18 4AJ: some gigabitMK18 4AS: some gigabitMK18 4AT: some gigabitMK18 4AU: some gigabitMK18 4AZ: some gigabitMK18 4BA: some gigabitMK18 4BQ: some gigabitMK18 4BU: some gigabitMK18 4BX: some gigabitMK18 4DB: some gigabitMK18 4DD: some gigabitMK18 4DE: some gigabitMK18 4DP: some gigabitMK18 4DT: some gigabitMK18 4DY: some gigabitMK18 4EA: some gigabitMK18 4FH: some gigabitMK18 4HY: some gigabitMK18 4HZ: some gigabitMK18 4JB: some gigabitMK18 4JD: some gigabitMK18 4JF: some gigabitMK18 4LB: some gigabitMK18 4LF: some gigabitMK18 4LN: some gigabitMK18 4LP: some gigabitMK18 4LR: some gigabitMK18 4LT: some gigabitMK18 4NA: some gigabitMK18 4ND: some gigabitMK18 4NL: some gigabitMK18 4NU: some gigabitMK18 4QJ: some gigabitMK18 4RA: some gigabitMK18 4RB: some gigabitMK18 4EJ: some gigabitMK18 4HS: some gigabitMK18 4AF: no gigabitMK18 4AQ: no gigabitMK18 4AX: no gigabitMK18 4AY: no gigabitMK18 4BB: no gigabitMK18 4BP: no gigabitMK18 4BS: no gigabitMK18 4BT: no gigabitMK18 4DN: no gigabitMK18 4DR: no gigabitMK18 4DS: no gigabitMK18 4DW: no gigabitMK18 4EW: no gigabitMK18 4HA: no gigabitMK18 4HB: no gigabitMK18 4HF: no gigabitMK18 4HT: no gigabitMK18 4JA: no gigabitMK18 4JS: no gigabitMK18 4JT: no gigabitMK18 4JY: no gigabitMK18 4LE: no gigabitMK18 4NQ: no gigabit BuckinghamSteeple ClaydonTingewick Map of every postcode in the MK18 4 sector, by gigabit broadband Of the 193 postcodes in the MK18 4 sector that ONS places, 23 have no home or business that can get gigabit, 41 have some that can, 124 can all get it and 5 have no Ofcom figure. Places named: Buckingham, Steeple Claydon, Tingewick. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. BuckinghamSteeple ClaydonTingewick
  • No home or business can get gigabit: 23
  • Some can get gigabit: 41
  • Every home and business can get gigabit: 124
  • Ofcom gives no figure: 5

Of the 193 postcodes in the MK18 4 sector that ONS places, 23 have no home or business that can get gigabit, 41 have some that can, 124 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

23 postcodes here have no gigabit. These are the 12 first in postcode order.

MK18 4AFMK18 4AQMK18 4AXMK18 4AYMK18 4BBMK18 4BPMK18 4BSMK18 4BTMK18 4DNMK18 4DRMK18 4DSMK18 4DW

What do homes sell for in MK18 4?

Homes in MK18 4 sold for a typical £380,000 in the 12 months to September 2026, across 28 sales, HM Land Registry's figures show. The 12 months before gave £440,000 from 69 sales. With fewer than 30 sales a year, a change can come from which homes happened to sell, so we do not give one.

£380,000 typical price, the 12 months to September 2026
£440,000 12 months to September 2025
  • Detached £655,000 14 sales
  • Semi-detached £335,000 7 sales
  • Terraced £284,998 6 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 MK18 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 MK18 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.

MK18 4AAMK18 4ABMK18 4ADMK18 4AEMK18 4AFMK18 4AGMK18 4AHMK18 4AJMK18 4ALMK18 4ANMK18 4APMK18 4AQMK18 4ARMK18 4ASMK18 4ATMK18 4AUMK18 4AWMK18 4AXMK18 4AYMK18 4AZMK18 4BAMK18 4BBMK18 4BDMK18 4BEMK18 4BGMK18 4BHMK18 4BLMK18 4BPMK18 4BQMK18 4BSMK18 4BTMK18 4BUMK18 4BWMK18 4BXMK18 4BYMK18 4BZMK18 4DAMK18 4DBMK18 4DDMK18 4DEMK18 4DFMK18 4DGMK18 4DHMK18 4DLMK18 4DNMK18 4DPMK18 4DRMK18 4DSMK18 4DTMK18 4DUMK18 4DWMK18 4DXMK18 4DYMK18 4DZMK18 4EAMK18 4EBMK18 4EDMK18 4EEMK18 4EFMK18 4EGMK18 4EHMK18 4EJMK18 4ELMK18 4ENMK18 4EPMK18 4EQMK18 4ERMK18 4ESMK18 4ETMK18 4EUMK18 4EWMK18 4EXMK18 4EYMK18 4EZMK18 4FDMK18 4FEMK18 4FGMK18 4FHMK18 4FJMK18 4FLMK18 4FNMK18 4FPMK18 4FQMK18 4FRMK18 4FSMK18 4HAMK18 4HBMK18 4HEMK18 4HFMK18 4HJMK18 4HLMK18 4HNMK18 4HPMK18 4HRMK18 4HSMK18 4HTMK18 4HUMK18 4HWMK18 4HXMK18 4HYMK18 4HZMK18 4JAMK18 4JBMK18 4JDMK18 4JEMK18 4JFMK18 4JGMK18 4JHMK18 4JJMK18 4JQMK18 4JRMK18 4JSMK18 4JTMK18 4JUMK18 4JXMK18 4JYMK18 4JZMK18 4LAMK18 4LBMK18 4LDMK18 4LEMK18 4LFMK18 4LGMK18 4LHMK18 4LJMK18 4LLMK18 4LNMK18 4LPMK18 4LQMK18 4LRMK18 4LSMK18 4LTMK18 4LUMK18 4LXMK18 4LYMK18 4NAMK18 4NBMK18 4NDMK18 4NEMK18 4NFMK18 4NGMK18 4NHMK18 4NLMK18 4NNMK18 4NPMK18 4NQMK18 4NRMK18 4NSMK18 4NTMK18 4NUMK18 4NWMK18 4NXMK18 4NYMK18 4PAMK18 4PDMK18 4PFMK18 4PHMK18 4PJMK18 4PLMK18 4PPMK18 4PQMK18 4PRMK18 4PSMK18 4PTMK18 4PZMK18 4QAMK18 4QBMK18 4QDMK18 4QEMK18 4QFMK18 4QGMK18 4QHMK18 4QJMK18 4QLMK18 4QNMK18 4QPMK18 4QQMK18 4QRMK18 4QSMK18 4QUMK18 4QWMK18 4QXMK18 4QYMK18 4QZMK18 4RAMK18 4RBMK18 4RDMK18 4REMK18 4RFMK18 4RHMK18 4RLMK18 4RQMK18 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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