MK3 6 postcode sector in the MK3 district

MK3 6 is a sector of the MK3 district: every postcode that starts MK3 6. It has 159 postcodes in use, 4 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 MK3 6 sector, by flood risk

Map of every postcode in the MK3 6 sector, by flood risk Of the 159 postcodes in the MK3 6 sector that ONS places, 159 are not on the Environment Agency's at-risk list. Places named: Bletchley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A421 MK3 6AA: not on the flood risk listMK3 6AB: not on the flood risk listMK3 6AD: not on the flood risk listMK3 6AE: not on the flood risk listMK3 6AF: not on the flood risk listMK3 6AG: not on the flood risk listMK3 6AH: not on the flood risk listMK3 6AJ: not on the flood risk listMK3 6AL: not on the flood risk listMK3 6AN: not on the flood risk listMK3 6AP: not on the flood risk listMK3 6AQ: not on the flood risk listMK3 6AR: not on the flood risk listMK3 6AS: not on the flood risk listMK3 6AT: not on the flood risk listMK3 6AW: not on the flood risk listMK3 6AX: not on the flood risk listMK3 6AY: not on the flood risk listMK3 6AZ: not on the flood risk listMK3 6BB: not on the flood risk listMK3 6BE: not on the flood risk listMK3 6BG: not on the flood risk listMK3 6BH: not on the flood risk listMK3 6BJ: not on the flood risk listMK3 6BL: not on the flood risk listMK3 6BN: not on the flood risk listMK3 6BP: not on the flood risk listMK3 6BS: not on the flood risk listMK3 6BT: not on the flood risk listMK3 6BU: not on the flood risk listMK3 6BX: not on the flood risk listMK3 6BY: not on the flood risk listMK3 6BZ: not on the flood risk listMK3 6DA: not on the flood risk listMK3 6DB: not on the flood risk listMK3 6DD: not on the flood risk listMK3 6DE: not on the flood risk listMK3 6DF: not on the flood risk listMK3 6DG: not on the flood risk listMK3 6DH: not on the flood risk listMK3 6DJ: not on the flood risk listMK3 6DL: not on the flood risk listMK3 6DN: not on the flood risk listMK3 6DP: not on the flood risk listMK3 6DQ: not on the flood risk listMK3 6DR: not on the flood risk listMK3 6DS: not on the flood risk listMK3 6DU: not on the flood risk listMK3 6DZ: not on the flood risk listMK3 6EB: not on the flood risk listMK3 6EJ: not on the flood risk listMK3 6EL: not on the flood risk listMK3 6EN: not on the flood risk listMK3 6EP: not on the flood risk listMK3 6EQ: not on the flood risk listMK3 6ER: not on the flood risk listMK3 6EW: not on the flood risk listMK3 6EZ: not on the flood risk listMK3 6FA: not on the flood risk listMK3 6FB: not on the flood risk listMK3 6FD: not on the flood risk listMK3 6FE: not on the flood risk listMK3 6FG: not on the flood risk listMK3 6FH: not on the flood risk listMK3 6FJ: not on the flood risk listMK3 6FL: not on the flood risk listMK3 6FN: not on the flood risk listMK3 6FP: not on the flood risk listMK3 6FQ: not on the flood risk listMK3 6FR: not on the flood risk listMK3 6GT: not on the flood risk listMK3 6GU: not on the flood risk listMK3 6GW: not on the flood risk listMK3 6GX: not on the flood risk listMK3 6GY: not on the flood risk listMK3 6GZ: not on the flood risk listMK3 6HA: not on the flood risk listMK3 6HB: not on the flood risk listMK3 6HD: not on the flood risk listMK3 6HE: not on the flood risk listMK3 6HF: not on the flood risk listMK3 6HG: not on the flood risk listMK3 6HP: not on the flood risk listMK3 6HR: not on the flood risk listMK3 6HS: not on the flood risk listMK3 6HT: not on the flood risk listMK3 6HU: not on the flood risk listMK3 6HX: not on the flood risk listMK3 6HY: not on the flood risk listMK3 6HZ: not on the flood risk listMK3 6JA: not on the flood risk listMK3 6JE: not on the flood risk listMK3 6JF: not on the flood risk listMK3 6JG: not on the flood risk listMK3 6JH: not on the flood risk listMK3 6JJ: not on the flood risk listMK3 6JL: not on the flood risk listMK3 6JN: not on the flood risk listMK3 6JP: not on the flood risk listMK3 6JQ: not on the flood risk listMK3 6JR: not on the flood risk listMK3 6JS: not on the flood risk listMK3 6JT: not on the flood risk listMK3 6JU: not on the flood risk listMK3 6JW: not on the flood risk listMK3 6JX: not on the flood risk listMK3 6JY: not on the flood risk listMK3 6LG: not on the flood risk listMK3 6LH: not on the flood risk listMK3 6LJ: not on the flood risk listMK3 6LL: not on the flood risk listMK3 6LN: not on the flood risk listMK3 6LP: not on the flood risk listMK3 6LQ: not on the flood risk listMK3 6LR: not on the flood risk listMK3 6LS: not on the flood risk listMK3 6LT: not on the flood risk listMK3 6LU: not on the flood risk listMK3 6LW: not on the flood risk listMK3 6LX: not on the flood risk listMK3 6LY: not on the flood risk listMK3 6LZ: not on the flood risk listMK3 6NA: not on the flood risk listMK3 6NB: not on the flood risk listMK3 6ND: not on the flood risk listMK3 6NE: not on the flood risk listMK3 6NF: not on the flood risk listMK3 6NG: not on the flood risk listMK3 6NH: not on the flood risk listMK3 6NJ: not on the flood risk listMK3 6NL: not on the flood risk listMK3 6NN: not on the flood risk listMK3 6NP: not on the flood risk listMK3 6NQ: not on the flood risk listMK3 6NR: not on the flood risk listMK3 6NS: not on the flood risk listMK3 6NW: not on the flood risk listMK3 6NZ: not on the flood risk listMK3 6PA: not on the flood risk listMK3 6PB: not on the flood risk listMK3 6PH: not on the flood risk listMK3 6PJ: not on the flood risk listMK3 6PL: not on the flood risk listMK3 6PN: not on the flood risk listMK3 6PP: not on the flood risk listMK3 6PQ: not on the flood risk listMK3 6PR: not on the flood risk listMK3 6PS: not on the flood risk listMK3 6PT: not on the flood risk listMK3 6PU: not on the flood risk listMK3 6PW: not on the flood risk listMK3 6PX: not on the flood risk listMK3 6PY: not on the flood risk listMK3 6PZ: not on the flood risk listMK3 6QA: not on the flood risk listMK3 6QB: not on the flood risk listMK3 6QD: not on the flood risk listMK3 6QL: not on the flood risk listMK3 6RT: not on the flood risk list Bletchley Map of every postcode in the MK3 6 sector, by flood risk Of the 159 postcodes in the MK3 6 sector that ONS places, 159 are not on the Environment Agency's at-risk list. Places named: Bletchley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Bletchley
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 159

Of the 159 postcodes in the MK3 6 sector that ONS places, 159 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.

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

What do homes sell for in MK3 6?

Homes in MK3 6 sold for a typical £355,000 in the 12 months to August 2026, across 50 sales, up 4.4% on the 12 months before, HM Land Registry's figures show.

£355,000 typical price, the 12 months to August 2026
£340,000 12 months to August 2025
▲ up 4.4% on the 12 months before
  • Detached £440,000 16 sales
  • Semi-detached £340,000 12 sales
  • Terraced £303,000 11 sales
  • Flat or maisonette £192,500 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 MK3 6. 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 MK3 6

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.

MK3 6AAMK3 6ABMK3 6ADMK3 6AEMK3 6AFMK3 6AGMK3 6AHMK3 6AJMK3 6ALMK3 6ANMK3 6APMK3 6AQMK3 6ARMK3 6ASMK3 6ATMK3 6AWMK3 6AXMK3 6AYMK3 6AZMK3 6BBMK3 6BEMK3 6BGMK3 6BHMK3 6BJMK3 6BLMK3 6BNMK3 6BPMK3 6BSMK3 6BTMK3 6BUMK3 6BXMK3 6BYMK3 6BZMK3 6DAMK3 6DBMK3 6DDMK3 6DEMK3 6DFMK3 6DGMK3 6DHMK3 6DJMK3 6DLMK3 6DNMK3 6DPMK3 6DQMK3 6DRMK3 6DSMK3 6DUMK3 6DZMK3 6EBMK3 6EJMK3 6ELMK3 6ENMK3 6EPMK3 6EQMK3 6ERMK3 6EWMK3 6EZMK3 6FAMK3 6FBMK3 6FDMK3 6FEMK3 6FGMK3 6FHMK3 6FJMK3 6FLMK3 6FNMK3 6FPMK3 6FQMK3 6FRMK3 6GTMK3 6GUMK3 6GWMK3 6GXMK3 6GYMK3 6GZMK3 6HAMK3 6HBMK3 6HDMK3 6HEMK3 6HFMK3 6HGMK3 6HPMK3 6HRMK3 6HSMK3 6HTMK3 6HUMK3 6HXMK3 6HYMK3 6HZMK3 6JAMK3 6JEMK3 6JFMK3 6JGMK3 6JHMK3 6JJMK3 6JLMK3 6JNMK3 6JPMK3 6JQMK3 6JRMK3 6JSMK3 6JTMK3 6JUMK3 6JWMK3 6JXMK3 6JYMK3 6LGMK3 6LHMK3 6LJMK3 6LLMK3 6LNMK3 6LPMK3 6LQMK3 6LRMK3 6LSMK3 6LTMK3 6LUMK3 6LWMK3 6LXMK3 6LYMK3 6LZMK3 6NAMK3 6NBMK3 6NDMK3 6NEMK3 6NFMK3 6NGMK3 6NHMK3 6NJMK3 6NLMK3 6NNMK3 6NPMK3 6NQMK3 6NRMK3 6NSMK3 6NWMK3 6NZMK3 6PAMK3 6PBMK3 6PHMK3 6PJMK3 6PLMK3 6PNMK3 6PPMK3 6PQMK3 6PRMK3 6PSMK3 6PTMK3 6PUMK3 6PWMK3 6PXMK3 6PYMK3 6PZMK3 6QAMK3 6QBMK3 6QDMK3 6QLMK3 6RT

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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