DL12 9 postcode sector in the DL12 district

DL12 9 is a sector of the DL12 district: every postcode that starts DL12 9. It has 233 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 DL12 9 sector, by gigabit broadband

Map of every postcode in the DL12 9 sector, by gigabit broadband Of the 233 postcodes in the DL12 9 sector that ONS places, 18 have no home or business that can get gigabit, 38 have some that can, 176 can all get it and 1 have no Ofcom figure. Places named: Barnard Castle. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A688 DL12 9SH: no Ofcom figureDL12 9AA: gigabit for allDL12 9AB: gigabit for allDL12 9AD: gigabit for allDL12 9AE: gigabit for allDL12 9AG: gigabit for allDL12 9AH: gigabit for allDL12 9AL: gigabit for allDL12 9AN: gigabit for allDL12 9AP: gigabit for allDL12 9AS: gigabit for allDL12 9AT: gigabit for allDL12 9AW: gigabit for allDL12 9AY: gigabit for allDL12 9BF: gigabit for allDL12 9BL: gigabit for allDL12 9BT: gigabit for allDL12 9BU: gigabit for allDL12 9BX: gigabit for allDL12 9DB: gigabit for allDL12 9DE: gigabit for allDL12 9DH: gigabit for allDL12 9DJ: gigabit for allDL12 9DN: gigabit for allDL12 9DQ: gigabit for allDL12 9DR: gigabit for allDL12 9DW: gigabit for allDL12 9DY: gigabit for allDL12 9ED: gigabit for allDL12 9EF: gigabit for allDL12 9EJ: gigabit for allDL12 9EL: gigabit for allDL12 9EQ: gigabit for allDL12 9ER: gigabit for allDL12 9ES: gigabit for allDL12 9ET: gigabit for allDL12 9EX: gigabit for allDL12 9EY: gigabit for allDL12 9HA: gigabit for allDL12 9HB: gigabit for allDL12 9HH: gigabit for allDL12 9HR: gigabit for allDL12 9HZ: gigabit for allDL12 9JF: gigabit for allDL12 9JG: gigabit for allDL12 9JH: gigabit for allDL12 9JJ: gigabit for allDL12 9JL: gigabit for allDL12 9JQ: gigabit for allDL12 9JS: gigabit for allDL12 9JW: gigabit for allDL12 9LH: gigabit for allDL12 9LL: gigabit for allDL12 9LT: gigabit for allDL12 9LX: gigabit for allDL12 9LY: gigabit for allDL12 9LZ: gigabit for allDL12 9NA: gigabit for allDL12 9NB: gigabit for allDL12 9NJ: gigabit for allDL12 9NN: gigabit for allDL12 9NT: gigabit for allDL12 9PG: gigabit for allDL12 9PH: gigabit for allDL12 9PJ: gigabit for allDL12 9PP: gigabit for allDL12 9QA: gigabit for allDL12 9QL: gigabit for allDL12 9QP: gigabit for allDL12 9QR: gigabit for allDL12 9QW: gigabit for allDL12 9QY: gigabit for allDL12 9RD: gigabit for allDL12 9RE: gigabit for allDL12 9RF: gigabit for allDL12 9RG: gigabit for allDL12 9RL: gigabit for allDL12 9RN: gigabit for allDL12 9RR: gigabit for allDL12 9RS: gigabit for allDL12 9RT: gigabit for allDL12 9RU: gigabit for allDL12 9RX: gigabit for allDL12 9RY: gigabit for allDL12 9RZ: gigabit for allDL12 9SA: gigabit for allDL12 9SB: gigabit for allDL12 9SD: gigabit for allDL12 9SE: gigabit for allDL12 9SG: gigabit for allDL12 9SJ: gigabit for allDL12 9SL: gigabit for allDL12 9SN: gigabit for allDL12 9SS: gigabit for allDL12 9SX: gigabit for allDL12 9SY: gigabit for allDL12 9SZ: gigabit for allDL12 9TH: gigabit for allDL12 9TJ: gigabit for allDL12 9TL: gigabit for allDL12 9TN: gigabit for allDL12 9TP: gigabit for allDL12 9TR: gigabit for allDL12 9TW: gigabit for allDL12 9TX: gigabit for allDL12 9TY: gigabit for allDL12 9TZ: gigabit for allDL12 9UH: gigabit for allDL12 9UN: gigabit for allDL12 9UQ: gigabit for allDL12 9UR: gigabit for allDL12 9UT: gigabit for allDL12 9UW: gigabit for allDL12 9NP: gigabit for allDL12 9AQ: some gigabitDL12 9AZ: some gigabitDL12 9BP: some gigabitDL12 9BW: some gigabitDL12 9DG: some gigabitDL12 9DL: some gigabitDL12 9EE: some gigabitDL12 9EU: some gigabitDL12 9EW: some gigabitDL12 9EZ: some gigabitDL12 9HT: some gigabitDL12 9JB: some gigabitDL12 9JE: some gigabitDL12 9JN: some gigabitDL12 9JP: some gigabitDL12 9JR: some gigabitDL12 9LR: some gigabitDL12 9LU: some gigabitDL12 9PN: some gigabitDL12 9PQ: some gigabitDL12 9QB: some gigabitDL12 9RB: some gigabitDL12 9RH: some gigabitDL12 9RQ: some gigabitDL12 9SF: some gigabitDL12 9SQ: some gigabitDL12 9TA: some gigabitDL12 9TS: some gigabitDL12 9TU: some gigabitDL12 9UL: some gigabitDL12 9UP: some gigabitDL12 9UU: some gigabitDL12 9UX: some gigabitDL12 9AX: some gigabitDL12 9DD: some gigabitDL12 9EA: some gigabitDL12 9HN: some gigabitDL12 9PZ: some gigabitDL12 9AF: no gigabitDL12 9BD: no gigabitDL12 9BG: no gigabitDL12 9DF: no gigabitDL12 9DP: no gigabitDL12 9DS: no gigabitDL12 9HX: no gigabitDL12 9RA: no gigabitDL12 9SP: no gigabitDL12 9SR: no gigabitDL12 9ST: no gigabitDL12 9SU: no gigabitDL12 9SW: no gigabitDL12 9TT: no gigabitDL12 9UA: no gigabitDL12 9UB: no gigabitDL12 9UJ: no gigabitDL12 9BN: no gigabit Barnard Castle Map of every postcode in the DL12 9 sector, by gigabit broadband Of the 233 postcodes in the DL12 9 sector that ONS places, 18 have no home or business that can get gigabit, 38 have some that can, 176 can all get it and 1 have no Ofcom figure. Places named: Barnard Castle. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 5 km. A688 Barnard Castle
  • No home or business can get gigabit: 18
  • Some can get gigabit: 38
  • Every home and business can get gigabit: 176
  • Ofcom gives no figure: 1

Of the 233 postcodes in the DL12 9 sector that ONS places, 18 have no home or business that can get gigabit, 38 have some that can, 176 can all get it and 1 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

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

DL12 9AFDL12 9BDDL12 9BGDL12 9BNDL12 9DFDL12 9DPDL12 9DSDL12 9HXDL12 9RADL12 9SPDL12 9SRDL12 9ST

What do homes sell for in DL12 9?

Homes in DL12 9 sold for a typical £278,500 in the 12 months to September 2026, across 42 sales, HM Land Registry's figures show. The 12 months before gave £290,000 from 54 sales: not a change larger than chance would explain, given which homes happened to sell.

£278,500 typical price, the 12 months to September 2026
£290,000 12 months to September 2025
  • Detached £340,000 23 sales
  • Semi-detached £230,000 12 sales
  • Terraced £183,750 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 DL12 9. 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 DL12 9

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.

DL12 9AADL12 9ABDL12 9ADDL12 9AEDL12 9AFDL12 9AGDL12 9AHDL12 9AJDL12 9ALDL12 9ANDL12 9APDL12 9AQDL12 9ARDL12 9ASDL12 9ATDL12 9AUDL12 9AWDL12 9AXDL12 9AYDL12 9AZDL12 9BADL12 9BBDL12 9BDDL12 9BEDL12 9BFDL12 9BGDL12 9BHDL12 9BJDL12 9BLDL12 9BNDL12 9BPDL12 9BQDL12 9BTDL12 9BUDL12 9BWDL12 9BXDL12 9BYDL12 9BZDL12 9DADL12 9DBDL12 9DDDL12 9DEDL12 9DFDL12 9DGDL12 9DHDL12 9DJDL12 9DLDL12 9DNDL12 9DPDL12 9DQDL12 9DRDL12 9DSDL12 9DUDL12 9DWDL12 9DXDL12 9DYDL12 9DZDL12 9EADL12 9EBDL12 9EDDL12 9EEDL12 9EFDL12 9EGDL12 9EHDL12 9EJDL12 9ELDL12 9ENDL12 9EQDL12 9ERDL12 9ESDL12 9ETDL12 9EUDL12 9EWDL12 9EXDL12 9EYDL12 9EZDL12 9HADL12 9HBDL12 9HDDL12 9HHDL12 9HJDL12 9HLDL12 9HNDL12 9HPDL12 9HRDL12 9HTDL12 9HUDL12 9HWDL12 9HXDL12 9HZDL12 9JBDL12 9JEDL12 9JFDL12 9JGDL12 9JHDL12 9JJDL12 9JLDL12 9JNDL12 9JPDL12 9JQDL12 9JRDL12 9JSDL12 9JUDL12 9JWDL12 9LDDL12 9LEDL12 9LGDL12 9LHDL12 9LJDL12 9LLDL12 9LPDL12 9LQDL12 9LRDL12 9LSDL12 9LTDL12 9LUDL12 9LWDL12 9LXDL12 9LYDL12 9LZDL12 9NADL12 9NBDL12 9NJDL12 9NLDL12 9NNDL12 9NPDL12 9NRDL12 9NSDL12 9NTDL12 9NUDL12 9NWDL12 9NXDL12 9PADL12 9PBDL12 9PEDL12 9PFDL12 9PGDL12 9PHDL12 9PJDL12 9PLDL12 9PNDL12 9PPDL12 9PQDL12 9PRDL12 9PTDL12 9PUDL12 9PWDL12 9PXDL12 9PYDL12 9PZDL12 9QADL12 9QBDL12 9QDDL12 9QEDL12 9QFDL12 9QGDL12 9QHDL12 9QJDL12 9QLDL12 9QPDL12 9QQDL12 9QRDL12 9QSDL12 9QTDL12 9QUDL12 9QWDL12 9QXDL12 9QYDL12 9RADL12 9RBDL12 9RDDL12 9REDL12 9RFDL12 9RGDL12 9RHDL12 9RLDL12 9RNDL12 9RQDL12 9RRDL12 9RSDL12 9RTDL12 9RUDL12 9RXDL12 9RYDL12 9RZDL12 9SADL12 9SBDL12 9SDDL12 9SEDL12 9SFDL12 9SGDL12 9SHDL12 9SJDL12 9SLDL12 9SNDL12 9SPDL12 9SQDL12 9SRDL12 9SSDL12 9STDL12 9SUDL12 9SWDL12 9SXDL12 9SYDL12 9SZDL12 9TADL12 9TBDL12 9THDL12 9TJDL12 9TLDL12 9TNDL12 9TPDL12 9TRDL12 9TSDL12 9TTDL12 9TUDL12 9TWDL12 9TXDL12 9TYDL12 9TZDL12 9UADL12 9UBDL12 9UHDL12 9UJDL12 9ULDL12 9UNDL12 9UPDL12 9UQDL12 9URDL12 9UTDL12 9UUDL12 9UWDL12 9UX

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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