CB1 1 postcode sector in the CB1 district

CB1 1 is a sector of the CB1 district: every postcode that starts CB1 1. It has 110 postcodes in use, 11 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 CB1 1 sector, by gigabit broadband

Map of every postcode in the CB1 1 sector, by gigabit broadband Of the 110 postcodes in the CB1 1 sector that ONS places, 3 have no home or business that can get gigabit, 27 have some that can, 77 can all get it and 3 have no Ofcom figure. One postcode lies beyond the edge and is listed under the map. Places named: Cambridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A603 CB1 1PS: no Ofcom figureCB1 1PW: no Ofcom figureCB1 1AH: gigabit for allCB1 1AJ: gigabit for allCB1 1AL: gigabit for allCB1 1AN: gigabit for allCB1 1AQ: gigabit for allCB1 1AR: gigabit for allCB1 1AZ: gigabit for allCB1 1BA: gigabit for allCB1 1BB: gigabit for allCB1 1BD: gigabit for allCB1 1BH: gigabit for allCB1 1BL: gigabit for allCB1 1BN: gigabit for allCB1 1BP: gigabit for allCB1 1BS: gigabit for allCB1 1BT: gigabit for allCB1 1BU: gigabit for allCB1 1BW: gigabit for allCB1 1BX: gigabit for allCB1 1BY: gigabit for allCB1 1DB: gigabit for allCB1 1DT: gigabit for allCB1 1DU: gigabit for allCB1 1DW: gigabit for allCB1 1DY: gigabit for allCB1 1DZ: gigabit for allCB1 1EB: gigabit for allCB1 1EE: gigabit for allCB1 1EG: gigabit for allCB1 1EH: gigabit for allCB1 1EJ: gigabit for allCB1 1EQ: gigabit for allCB1 1ES: gigabit for allCB1 1EW: gigabit for allCB1 1EX: gigabit for allCB1 1EY: gigabit for allCB1 1HA: gigabit for allCB1 1HE: gigabit for allCB1 1HP: gigabit for allCB1 1HQ: gigabit for allCB1 1HS: gigabit for allCB1 1HW: gigabit for allCB1 1HZ: gigabit for allCB1 1JE: gigabit for allCB1 1JF: gigabit for allCB1 1JG: gigabit for allCB1 1JH: gigabit for allCB1 1JJ: gigabit for allCB1 1JL: gigabit for allCB1 1JP: gigabit for allCB1 1JS: gigabit for allCB1 1JT: gigabit for allCB1 1JU: gigabit for allCB1 1JY: gigabit for allCB1 1LA: gigabit for allCB1 1LB: gigabit for allCB1 1LE: gigabit for allCB1 1LF: gigabit for allCB1 1LG: gigabit for allCB1 1LJ: gigabit for allCB1 1LQ: gigabit for allCB1 1LR: gigabit for allCB1 1LS: gigabit for allCB1 1NA: gigabit for allCB1 1ND: gigabit for allCB1 1PN: gigabit for allCB1 1PR: gigabit for allCB1 1PT: gigabit for allCB1 1QA: gigabit for allCB1 1QB: gigabit for allCB1 1QD: gigabit for allCB1 1QE: gigabit for allCB1 1QF: gigabit for allCB1 1QG: gigabit for allCB1 1QH: gigabit for allCB1 1QJ: gigabit for allCB1 1QQ: gigabit for allCB1 1AS: some gigabitCB1 1BG: some gigabitCB1 1DG: some gigabitCB1 1DJ: some gigabitCB1 1DP: some gigabitCB1 1DR: some gigabitCB1 1DS: some gigabitCB1 1DX: some gigabitCB1 1EL: some gigabitCB1 1ER: some gigabitCB1 1EZ: some gigabitCB1 1HR: some gigabitCB1 1HT: some gigabitCB1 1HX: some gigabitCB1 1JR: some gigabitCB1 1JW: some gigabitCB1 1JX: some gigabitCB1 1JZ: some gigabitCB1 1LD: some gigabitCB1 1LH: some gigabitCB1 1LL: some gigabitCB1 1LN: some gigabitCB1 1LY: some gigabitCB1 1NE: some gigabitCB1 1NL: some gigabitCB1 1NP: some gigabitCB1 1PA: some gigabitCB1 1AP: no gigabitCB1 1JA: no gigabitCB1 1JN: no gigabit Cambridge Map of every postcode in the CB1 1 sector, by gigabit broadband Of the 110 postcodes in the CB1 1 sector that ONS places, 3 have no home or business that can get gigabit, 27 have some that can, 77 can all get it and 3 have no Ofcom figure. One postcode lies beyond the edge and is listed under the map. Places named: Cambridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Cambridge
  • No home or business can get gigabit: 3
  • Some can get gigabit: 27
  • Every home and business can get gigabit: 77
  • Ofcom gives no figure: 3

Of the 110 postcodes in the CB1 1 sector that ONS places, 3 have no home or business that can get gigabit, 27 have some that can, 77 can all get it and 3 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

CB1 1APCB1 1JACB1 1JN

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

CB1 1EA

What do homes sell for in CB1 1?

Homes in CB1 1 sold for a typical £540,000 in the 12 months to September 2026, across 27 sales, HM Land Registry's figures show. The 12 months before gave £655,000 from 25 sales. With fewer than 30 sales a year, a change can come from which homes happened to sell, so we do not give one.

£540,000 typical price, the 12 months to September 2026
£655,000 12 months to September 2025
  • Terraced £700,000 15 sales
  • Flat or maisonette £304,575 12 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 CB1 1. 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 CB1 1

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.

CB1 1AHCB1 1AJCB1 1ALCB1 1ANCB1 1APCB1 1AQCB1 1ARCB1 1ASCB1 1AZCB1 1BACB1 1BBCB1 1BDCB1 1BGCB1 1BHCB1 1BLCB1 1BNCB1 1BPCB1 1BSCB1 1BTCB1 1BUCB1 1BWCB1 1BXCB1 1BYCB1 1DBCB1 1DGCB1 1DJCB1 1DPCB1 1DRCB1 1DSCB1 1DTCB1 1DUCB1 1DWCB1 1DXCB1 1DYCB1 1DZCB1 1EACB1 1EBCB1 1EECB1 1EGCB1 1EHCB1 1EJCB1 1ELCB1 1EQCB1 1ERCB1 1ESCB1 1EWCB1 1EXCB1 1EYCB1 1EZCB1 1HACB1 1HECB1 1HPCB1 1HQCB1 1HRCB1 1HSCB1 1HTCB1 1HWCB1 1HXCB1 1HZCB1 1JACB1 1JECB1 1JFCB1 1JGCB1 1JHCB1 1JJCB1 1JLCB1 1JNCB1 1JPCB1 1JRCB1 1JSCB1 1JTCB1 1JUCB1 1JWCB1 1JXCB1 1JYCB1 1JZCB1 1LACB1 1LBCB1 1LDCB1 1LECB1 1LFCB1 1LGCB1 1LHCB1 1LJCB1 1LLCB1 1LNCB1 1LQCB1 1LRCB1 1LSCB1 1LYCB1 1NACB1 1NDCB1 1NECB1 1NLCB1 1NPCB1 1PACB1 1PNCB1 1PRCB1 1PSCB1 1PTCB1 1PWCB1 1QACB1 1QBCB1 1QDCB1 1QECB1 1QFCB1 1QGCB1 1QHCB1 1QJCB1 1QQ

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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