DL1 1 postcode sector in the DL1 district

DL1 1 is a sector of the DL1 district: every postcode that starts DL1 1. It has 238 postcodes in use, 15 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 DL1 1 sector, by flood risk

Map of every postcode in the DL1 1 sector, by flood risk Of the 238 postcodes in the DL1 1 sector that ONS places, 4 have a home or business at high risk, 18 are at medium risk at worst, 13 are at low risk at worst and 203 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 15 postcodes at high or medium risk. Places named: Darlington. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A167 DL1 1AG: not on the flood risk listDL1 1AS: not on the flood risk listDL1 1AT: not on the flood risk listDL1 1AU: not on the flood risk listDL1 1AW: not on the flood risk listDL1 1AX: not on the flood risk listDL1 1AZ: not on the flood risk listDL1 1BA: not on the flood risk listDL1 1BD: not on the flood risk listDL1 1BE: not on the flood risk listDL1 1BF: not on the flood risk listDL1 1BG: not on the flood risk listDL1 1BH: not on the flood risk listDL1 1BJ: not on the flood risk listDL1 1BL: not on the flood risk listDL1 1BN: not on the flood risk listDL1 1BQ: not on the flood risk listDL1 1BW: not on the flood risk listDL1 1DA: not on the flood risk listDL1 1DB: not on the flood risk listDL1 1DD: not on the flood risk listDL1 1DE: not on the flood risk listDL1 1DF: not on the flood risk listDL1 1DG: not on the flood risk listDL1 1DH: not on the flood risk listDL1 1DJ: not on the flood risk listDL1 1DL: not on the flood risk listDL1 1DN: not on the flood risk listDL1 1DP: not on the flood risk listDL1 1DQ: not on the flood risk listDL1 1DR: not on the flood risk listDL1 1DS: not on the flood risk listDL1 1DT: not on the flood risk listDL1 1DU: not on the flood risk listDL1 1DW: not on the flood risk listDL1 1DX: not on the flood risk listDL1 1DY: not on the flood risk listDL1 1DZ: not on the flood risk listDL1 1EA: not on the flood risk listDL1 1EB: not on the flood risk listDL1 1ED: not on the flood risk listDL1 1EE: not on the flood risk listDL1 1EF: not on the flood risk listDL1 1EG: not on the flood risk listDL1 1EH: not on the flood risk listDL1 1EJ: not on the flood risk listDL1 1EL: not on the flood risk listDL1 1EN: not on the flood risk listDL1 1EP: not on the flood risk listDL1 1EQ: not on the flood risk listDL1 1ER: not on the flood risk listDL1 1ES: not on the flood risk listDL1 1EU: not on the flood risk listDL1 1EW: not on the flood risk listDL1 1EX: not on the flood risk listDL1 1EY: not on the flood risk listDL1 1EZ: not on the flood risk listDL1 1FA: not on the flood risk listDL1 1FF: not on the flood risk listDL1 1FJ: not on the flood risk listDL1 1FR: not on the flood risk listDL1 1FS: not on the flood risk listDL1 1FU: not on the flood risk listDL1 1FZ: not on the flood risk listDL1 1GA: not on the flood risk listDL1 1GL: not on the flood risk listDL1 1GQ: not on the flood risk listDL1 1GR: not on the flood risk listDL1 1GS: not on the flood risk listDL1 1GT: not on the flood risk listDL1 1GX: not on the flood risk listDL1 1HA: not on the flood risk listDL1 1HB: not on the flood risk listDL1 1HE: not on the flood risk listDL1 1HF: not on the flood risk listDL1 1HG: not on the flood risk listDL1 1HN: not on the flood risk listDL1 1HP: not on the flood risk listDL1 1HQ: not on the flood risk listDL1 1HR: not on the flood risk listDL1 1HS: not on the flood risk listDL1 1HT: not on the flood risk listDL1 1HW: not on the flood risk listDL1 1HX: not on the flood risk listDL1 1HZ: not on the flood risk listDL1 1JA: not on the flood risk listDL1 1JB: not on the flood risk listDL1 1JE: not on the flood risk listDL1 1JF: not on the flood risk listDL1 1JG: not on the flood risk listDL1 1JH: not on the flood risk listDL1 1JJ: not on the flood risk listDL1 1JL: not on the flood risk listDL1 1JP: not on the flood risk listDL1 1JQ: not on the flood risk listDL1 1JR: not on the flood risk listDL1 1JU: not on the flood risk listDL1 1JW: not on the flood risk listDL1 1JX: not on the flood risk listDL1 1JY: not on the flood risk listDL1 1JZ: not on the flood risk listDL1 1LA: not on the flood risk listDL1 1LB: not on the flood risk listDL1 1LD: not on the flood risk listDL1 1LE: not on the flood risk listDL1 1LH: not on the flood risk listDL1 1LJ: not on the flood risk listDL1 1LL: not on the flood risk listDL1 1LN: not on the flood risk listDL1 1LP: not on the flood risk listDL1 1LQ: not on the flood risk listDL1 1LR: not on the flood risk listDL1 1LS: not on the flood risk listDL1 1LT: not on the flood risk listDL1 1LX: not on the flood risk listDL1 1LY: not on the flood risk listDL1 1NA: not on the flood risk listDL1 1ND: not on the flood risk listDL1 1NG: not on the flood risk listDL1 1NH: not on the flood risk listDL1 1NL: not on the flood risk listDL1 1NQ: not on the flood risk listDL1 1NR: not on the flood risk listDL1 1NT: not on the flood risk listDL1 1NW: not on the flood risk listDL1 1NY: not on the flood risk listDL1 1NZ: not on the flood risk listDL1 1PE: not on the flood risk listDL1 1PF: not on the flood risk listDL1 1PH: not on the flood risk listDL1 1PJ: not on the flood risk listDL1 1PP: not on the flood risk listDL1 1PQ: not on the flood risk listDL1 1PR: not on the flood risk listDL1 1PU: not on the flood risk listDL1 1QA: not on the flood risk listDL1 1QJ: not on the flood risk listDL1 1QP: not on the flood risk listDL1 1QS: not on the flood risk listDL1 1QU: not on the flood risk listDL1 1QW: not on the flood risk listDL1 1RA: not on the flood risk listDL1 1RB: not on the flood risk listDL1 1RJ: not on the flood risk listDL1 1RL: not on the flood risk listDL1 1RT: not on the flood risk listDL1 1RY: not on the flood risk listDL1 1RZ: not on the flood risk listDL1 1SA: not on the flood risk listDL1 1SB: not on the flood risk listDL1 1SD: not on the flood risk listDL1 1SF: not on the flood risk listDL1 1SG: not on the flood risk listDL1 1SJ: not on the flood risk listDL1 1SL: not on the flood risk listDL1 1SP: not on the flood risk listDL1 1SQ: not on the flood risk listDL1 1SR: not on the flood risk listDL1 1SS: not on the flood risk listDL1 1ST: not on the flood risk listDL1 1SU: not on the flood risk listDL1 1SW: not on the flood risk listDL1 1SY: not on the flood risk listDL1 1SZ: not on the flood risk listDL1 1TA: not on the flood risk listDL1 1TF: not on the flood risk listDL1 1TG: not on the flood risk listDL1 1TL: not on the flood risk listDL1 1TN: not on the flood risk listDL1 1TR: not on the flood risk listDL1 1TT: not on the flood risk listDL1 1TU: not on the flood risk listDL1 1TW: not on the flood risk listDL1 1TX: not on the flood risk listDL1 1TZ: not on the flood risk listDL1 1UA: not on the flood risk listDL1 1UB: not on the flood risk listDL1 1UE: not on the flood risk listDL1 1UH: not on the flood risk listDL1 1UR: not on the flood risk listDL1 1US: not on the flood risk listDL1 1XA: not on the flood risk listDL1 1XD: not on the flood risk listDL1 1XE: not on the flood risk listDL1 1XF: not on the flood risk listDL1 1XH: not on the flood risk listDL1 1XL: not on the flood risk listDL1 1XN: not on the flood risk listDL1 1XP: not on the flood risk listDL1 1XQ: not on the flood risk listDL1 1XT: not on the flood risk listDL1 1XW: not on the flood risk listDL1 1XY: not on the flood risk listDL1 1XZ: not on the flood risk listDL1 1YA: not on the flood risk listDL1 1YB: not on the flood risk listDL1 1YE: not on the flood risk listDL1 1YF: not on the flood risk listDL1 1YG: not on the flood risk listDL1 1YN: not on the flood risk listDL1 1GB: low flood risk at worstDL1 1LU: low flood risk at worstDL1 1NU: low flood risk at worstDL1 1PD: low flood risk at worstDL1 1QZ: low flood risk at worstDL1 1RF: low flood risk at worstDL1 1SH: low flood risk at worstDL1 1UF: low flood risk at worstDL1 1UJ: low flood risk at worstDL1 1UN: low flood risk at worstDL1 1UP: low flood risk at worstDL1 1UQ: low flood risk at worstDL1 1UW: low flood risk at worstDL1 1AA: medium flood risk at worstDL1 1GY: medium flood risk at worstDL1 1LF: medium flood risk at worstDL1 1LG: medium flood risk at worstDL1 1PB: medium flood risk at worstDL1 1PT: medium flood risk at worstDL1 1QE: medium flood risk at worstDL1 1QF: medium flood risk at worstDL1 1QL: medium flood risk at worstDL1 1QQ: medium flood risk at worstDL1 1RQ: medium flood risk at worstDL1 1RR: medium flood risk at worstDL1 1RS: medium flood risk at worstDL1 1RU: medium flood risk at worstDL1 1RX: medium flood risk at worstDL1 1TB: medium flood risk at worstDL1 1TD: medium flood risk at worstDL1 1TE: medium flood risk at worstDL1 1PY: high flood riskDL1 1QN: high flood riskDL1 1RD: high flood riskDL1 1UL: high flood risk Darlington 15 postcodes at high or medium risk, outlined: this goes to DL1 1PY, the one with most homes and businesses at high risk15 postcodes at high or medium risk Map of every postcode in the DL1 1 sector, by flood risk Of the 238 postcodes in the DL1 1 sector that ONS places, 4 have a home or business at high risk, 18 are at medium risk at worst, 13 are at low risk at worst and 203 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 15 postcodes at high or medium risk. Places named: Darlington. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Darlington
  • A home or business at high risk: 4
  • At medium risk at worst: 18
  • At low risk at worst: 13
  • At very low risk only: 0
  • Not on the at-risk list: 203
  • Outline: where 5 or more postcodes at high or medium risk lie together

Of the 238 postcodes in the DL1 1 sector that ONS places, 4 have a home or business at high risk, 18 are at medium risk at worst, 13 are at low risk at worst and 203 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. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

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

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

DL1 1PY2 at high riskDL1 1UL2 at high riskDL1 1RD1 at high riskDL1 1QN1 at high risk

Where the postcodes at high or medium risk lie together

  • 15 postcodes at high or medium risk, outlined on the map. DL1 1PY, is the one with most homes and businesses at high risk.

What do homes sell for in DL1 1?

Homes in DL1 1 sold for a typical £150,000 in the 12 months to August 2026, across 95 sales, up 0.5% on the 12 months before, HM Land Registry's figures show.

£150,000 typical price, the 12 months to August 2026
£149,250 12 months to August 2025
▲ up 0.5% on the 12 months before
  • Detached £224,250 12 sales
  • Semi-detached £152,000 53 sales
  • Terraced £117,000 26 sales
  • Flat or maisonette 4 sales, 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 DL1 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 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 DL1 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.

DL1 1AADL1 1AGDL1 1ASDL1 1ATDL1 1AUDL1 1AWDL1 1AXDL1 1AZDL1 1BADL1 1BDDL1 1BEDL1 1BFDL1 1BGDL1 1BHDL1 1BJDL1 1BLDL1 1BNDL1 1BQDL1 1BWDL1 1DADL1 1DBDL1 1DDDL1 1DEDL1 1DFDL1 1DGDL1 1DHDL1 1DJDL1 1DLDL1 1DNDL1 1DPDL1 1DQDL1 1DRDL1 1DSDL1 1DTDL1 1DUDL1 1DWDL1 1DXDL1 1DYDL1 1DZDL1 1EADL1 1EBDL1 1EDDL1 1EEDL1 1EFDL1 1EGDL1 1EHDL1 1EJDL1 1ELDL1 1ENDL1 1EPDL1 1EQDL1 1ERDL1 1ESDL1 1EUDL1 1EWDL1 1EXDL1 1EYDL1 1EZDL1 1FADL1 1FFDL1 1FGDL1 1FJDL1 1FRDL1 1FSDL1 1FUDL1 1FZDL1 1GADL1 1GBDL1 1GLDL1 1GQDL1 1GRDL1 1GSDL1 1GTDL1 1GXDL1 1GYDL1 1HADL1 1HBDL1 1HEDL1 1HFDL1 1HGDL1 1HNDL1 1HPDL1 1HQDL1 1HRDL1 1HSDL1 1HTDL1 1HWDL1 1HXDL1 1HZDL1 1JADL1 1JBDL1 1JEDL1 1JFDL1 1JGDL1 1JHDL1 1JJDL1 1JLDL1 1JPDL1 1JQDL1 1JRDL1 1JUDL1 1JWDL1 1JXDL1 1JYDL1 1JZDL1 1LADL1 1LBDL1 1LDDL1 1LEDL1 1LFDL1 1LGDL1 1LHDL1 1LJDL1 1LLDL1 1LNDL1 1LPDL1 1LQDL1 1LRDL1 1LSDL1 1LTDL1 1LUDL1 1LXDL1 1LYDL1 1NADL1 1NDDL1 1NFDL1 1NGDL1 1NHDL1 1NLDL1 1NQDL1 1NRDL1 1NTDL1 1NUDL1 1NWDL1 1NYDL1 1NZDL1 1PBDL1 1PDDL1 1PEDL1 1PFDL1 1PHDL1 1PJDL1 1PPDL1 1PQDL1 1PRDL1 1PTDL1 1PUDL1 1PYDL1 1QADL1 1QEDL1 1QFDL1 1QJDL1 1QLDL1 1QNDL1 1QPDL1 1QQDL1 1QSDL1 1QUDL1 1QWDL1 1QZDL1 1RADL1 1RBDL1 1RDDL1 1RFDL1 1RJDL1 1RLDL1 1RQDL1 1RRDL1 1RSDL1 1RTDL1 1RUDL1 1RWDL1 1RXDL1 1RYDL1 1RZDL1 1SADL1 1SBDL1 1SDDL1 1SFDL1 1SGDL1 1SHDL1 1SJDL1 1SLDL1 1SPDL1 1SQDL1 1SRDL1 1SSDL1 1STDL1 1SUDL1 1SWDL1 1SYDL1 1SZDL1 1TADL1 1TBDL1 1TDDL1 1TEDL1 1TFDL1 1TGDL1 1TLDL1 1TNDL1 1TRDL1 1TTDL1 1TUDL1 1TWDL1 1TXDL1 1TZDL1 1UADL1 1UBDL1 1UEDL1 1UFDL1 1UHDL1 1UJDL1 1ULDL1 1UNDL1 1UPDL1 1UQDL1 1URDL1 1USDL1 1UWDL1 1XADL1 1XDDL1 1XEDL1 1XFDL1 1XHDL1 1XLDL1 1XNDL1 1XPDL1 1XQDL1 1XTDL1 1XWDL1 1XYDL1 1XZDL1 1YADL1 1YBDL1 1YEDL1 1YFDL1 1YGDL1 1YN

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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