DN21 4 postcode sector in the DN21 district

DN21 4 is a sector of the DN21 district: every postcode that starts DN21 4. It has 243 postcodes in use.

Not sure what a sector is? UK postcode format explained.

Every postcode in the DN21 4 sector, by flood risk

Map of every postcode in the DN21 4 sector, by flood risk Of the 243 postcodes in the DN21 4 sector that ONS places, 13 have a home or business at high risk, 9 are at medium risk at worst, 4 are at low risk at worst, 2 are at very low risk only and 215 are not on the Environment Agency's at-risk list. Places named: Kirton in Lindsey, Messingham, Scotter, Hibaldstow. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A159 DN21 4AA: not on the flood risk listDN21 4AB: not on the flood risk listDN21 4AE: not on the flood risk listDN21 4AF: not on the flood risk listDN21 4AH: not on the flood risk listDN21 4AJ: not on the flood risk listDN21 4AN: not on the flood risk listDN21 4AP: not on the flood risk listDN21 4AQ: not on the flood risk listDN21 4AR: not on the flood risk listDN21 4AU: not on the flood risk listDN21 4AW: not on the flood risk listDN21 4AX: not on the flood risk listDN21 4AY: not on the flood risk listDN21 4AZ: not on the flood risk listDN21 4BA: not on the flood risk listDN21 4BB: not on the flood risk listDN21 4BD: not on the flood risk listDN21 4BF: not on the flood risk listDN21 4BG: not on the flood risk listDN21 4BJ: not on the flood risk listDN21 4BL: not on the flood risk listDN21 4BN: not on the flood risk listDN21 4BS: not on the flood risk listDN21 4BT: not on the flood risk listDN21 4BW: not on the flood risk listDN21 4BY: not on the flood risk listDN21 4DA: not on the flood risk listDN21 4DB: not on the flood risk listDN21 4DD: not on the flood risk listDN21 4DE: not on the flood risk listDN21 4DF: not on the flood risk listDN21 4DH: not on the flood risk listDN21 4DJ: not on the flood risk listDN21 4DL: not on the flood risk listDN21 4DN: not on the flood risk listDN21 4DP: not on the flood risk listDN21 4DR: not on the flood risk listDN21 4DT: not on the flood risk listDN21 4DX: not on the flood risk listDN21 4DY: not on the flood risk listDN21 4EA: not on the flood risk listDN21 4EB: not on the flood risk listDN21 4ED: not on the flood risk listDN21 4EE: not on the flood risk listDN21 4EF: not on the flood risk listDN21 4EH: not on the flood risk listDN21 4EJ: not on the flood risk listDN21 4EL: not on the flood risk listDN21 4EN: not on the flood risk listDN21 4EP: not on the flood risk listDN21 4ER: not on the flood risk listDN21 4ES: not on the flood risk listDN21 4ET: not on the flood risk listDN21 4EU: not on the flood risk listDN21 4EW: not on the flood risk listDN21 4EY: not on the flood risk listDN21 4EZ: not on the flood risk listDN21 4FA: not on the flood risk listDN21 4FB: not on the flood risk listDN21 4FF: not on the flood risk listDN21 4FG: not on the flood risk listDN21 4FL: not on the flood risk listDN21 4GA: not on the flood risk listDN21 4GB: not on the flood risk listDN21 4GD: not on the flood risk listDN21 4GE: not on the flood risk listDN21 4GG: not on the flood risk listDN21 4HA: not on the flood risk listDN21 4HB: not on the flood risk listDN21 4HE: not on the flood risk listDN21 4HF: not on the flood risk listDN21 4HH: not on the flood risk listDN21 4HQ: not on the flood risk listDN21 4HU: not on the flood risk listDN21 4HX: not on the flood risk listDN21 4JB: not on the flood risk listDN21 4JD: not on the flood risk listDN21 4JE: not on the flood risk listDN21 4JF: not on the flood risk listDN21 4JG: not on the flood risk listDN21 4JH: not on the flood risk listDN21 4JL: not on the flood risk listDN21 4JN: not on the flood risk listDN21 4JQ: not on the flood risk listDN21 4JR: not on the flood risk listDN21 4JS: not on the flood risk listDN21 4JT: not on the flood risk listDN21 4JW: not on the flood risk listDN21 4JX: not on the flood risk listDN21 4JZ: not on the flood risk listDN21 4LB: not on the flood risk listDN21 4LD: not on the flood risk listDN21 4LE: not on the flood risk listDN21 4LG: not on the flood risk listDN21 4LJ: not on the flood risk listDN21 4LU: not on the flood risk listDN21 4LX: not on the flood risk listDN21 4LY: not on the flood risk listDN21 4NA: not on the flood risk listDN21 4NH: not on the flood risk listDN21 4NJ: not on the flood risk listDN21 4NL: not on the flood risk listDN21 4NN: not on the flood risk listDN21 4NP: not on the flood risk listDN21 4NQ: not on the flood risk listDN21 4NR: not on the flood risk listDN21 4NS: not on the flood risk listDN21 4NY: not on the flood risk listDN21 4NZ: not on the flood risk listDN21 4PA: not on the flood risk listDN21 4PG: not on the flood risk listDN21 4PH: not on the flood risk listDN21 4PJ: not on the flood risk listDN21 4PS: not on the flood risk listDN21 4PT: not on the flood risk listDN21 4PU: not on the flood risk listDN21 4PY: not on the flood risk listDN21 4QA: not on the flood risk listDN21 4QP: not on the flood risk listDN21 4QT: not on the flood risk listDN21 4QW: not on the flood risk listDN21 4QX: not on the flood risk listDN21 4QZ: not on the flood risk listDN21 4RA: not on the flood risk listDN21 4RD: not on the flood risk listDN21 4RE: not on the flood risk listDN21 4RF: not on the flood risk listDN21 4RG: not on the flood risk listDN21 4RH: not on the flood risk listDN21 4RJ: not on the flood risk listDN21 4RN: not on the flood risk listDN21 4RX: not on the flood risk listDN21 4RY: not on the flood risk listDN21 4RZ: not on the flood risk listDN21 4SD: not on the flood risk listDN21 4SG: not on the flood risk listDN21 4SP: not on the flood risk listDN21 4SQ: not on the flood risk listDN21 4ST: not on the flood risk listDN21 4SU: not on the flood risk listDN21 4SW: not on the flood risk listDN21 4SY: not on the flood risk listDN21 4SZ: not on the flood risk listDN21 4TB: not on the flood risk listDN21 4TD: not on the flood risk listDN21 4TE: not on the flood risk listDN21 4TF: not on the flood risk listDN21 4TH: not on the flood risk listDN21 4TR: not on the flood risk listDN21 4TT: not on the flood risk listDN21 4TU: not on the flood risk listDN21 4TY: not on the flood risk listDN21 4TZ: not on the flood risk listDN21 4UA: not on the flood risk listDN21 4UD: not on the flood risk listDN21 4UF: not on the flood risk listDN21 4UH: not on the flood risk listDN21 4UJ: not on the flood risk listDN21 4UL: not on the flood risk listDN21 4UN: not on the flood risk listDN21 4UR: not on the flood risk listDN21 4UT: not on the flood risk listDN21 4UW: not on the flood risk listDN21 4QJ: very low flood risk onlyDN21 4RW: very low flood risk onlyDN21 4AL: low flood risk at worstDN21 4AT: low flood risk at worstDN21 4TP: low flood risk at worstDN21 4UP: low flood risk at worstDN21 4QR: medium flood risk at worstDN21 4RS: medium flood risk at worstDN21 4SS: medium flood risk at worstDN21 4SX: medium flood risk at worstDN21 4TG: medium flood risk at worstDN21 4UB: medium flood risk at worstDN21 4UQ: medium flood risk at worstDN21 4UU: medium flood risk at worstDN21 4UX: medium flood risk at worstDN21 4BX: high flood riskDN21 4LQ: high flood riskDN21 4QL: high flood riskDN21 4QN: high flood riskDN21 4QS: high flood riskDN21 4RL: high flood riskDN21 4RP: high flood riskDN21 4RT: high flood riskDN21 4RU: high flood riskDN21 4TQ: high flood riskDN21 4UE: high flood riskDN21 4UG: high flood risk Kirton in LindseyMessinghamScotterHibaldstow Map of every postcode in the DN21 4 sector, by flood risk Of the 243 postcodes in the DN21 4 sector that ONS places, 13 have a home or business at high risk, 9 are at medium risk at worst, 4 are at low risk at worst, 2 are at very low risk only and 215 are not on the Environment Agency's at-risk list. Places named: Kirton in Lindsey, Messingham, Scotter. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A159 Kirton in LindseyMessinghamScotter
  • A home or business at high risk: 13
  • At medium risk at worst: 9
  • At low risk at worst: 4
  • At very low risk only: 2
  • Not on the at-risk list: 215

Of the 243 postcodes in the DN21 4 sector that ONS places, 13 have a home or business at high risk, 9 are at medium risk at worst, 4 are at low risk at worst, 2 are at very low risk only and 215 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. 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

13 postcodes here have a home or business at high risk. These are the 12 with the most homes and businesses at that risk.

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

DN21 4RT13 at high riskDN21 4BX7 at high riskDN21 4LQ4 at high riskDN21 4RU4 at high riskDN21 4QL3 at high riskDN21 4QN2 at high riskDN21 4RB2 at high riskDN21 4RL2 at high riskDN21 4RP1 at high riskDN21 4QS1 at high riskDN21 4TQ1 at high riskDN21 4UE1 at high risk

What do homes sell for in DN21 4?

Homes in DN21 4 sold for a typical £247,000 in the 12 months to August 2026, across 59 sales, up 22% on the 12 months before, HM Land Registry's figures show.

£247,000 typical price, the 12 months to August 2026
£202,500 12 months to August 2025
▲ up 22% on the 12 months before
  • Detached £287,500 34 sales
  • Semi-detached £175,000 17 sales
  • Terraced £167,475 8 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 DN21 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 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 DN21 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.

DN21 4AADN21 4ABDN21 4AEDN21 4AFDN21 4AHDN21 4AJDN21 4ALDN21 4ANDN21 4APDN21 4AQDN21 4ARDN21 4ASDN21 4ATDN21 4AUDN21 4AWDN21 4AXDN21 4AYDN21 4AZDN21 4BADN21 4BBDN21 4BDDN21 4BFDN21 4BGDN21 4BJDN21 4BLDN21 4BNDN21 4BPDN21 4BSDN21 4BTDN21 4BUDN21 4BWDN21 4BXDN21 4BYDN21 4BZDN21 4DADN21 4DBDN21 4DDDN21 4DEDN21 4DFDN21 4DGDN21 4DHDN21 4DJDN21 4DLDN21 4DNDN21 4DPDN21 4DQDN21 4DRDN21 4DSDN21 4DTDN21 4DUDN21 4DWDN21 4DXDN21 4DYDN21 4DZDN21 4EADN21 4EBDN21 4EDDN21 4EEDN21 4EFDN21 4EGDN21 4EHDN21 4EJDN21 4ELDN21 4ENDN21 4EPDN21 4ERDN21 4ESDN21 4ETDN21 4EUDN21 4EWDN21 4EXDN21 4EYDN21 4EZDN21 4FADN21 4FBDN21 4FDDN21 4FEDN21 4FFDN21 4FGDN21 4FHDN21 4FJDN21 4FLDN21 4GADN21 4GBDN21 4GDDN21 4GEDN21 4GGDN21 4GUDN21 4HADN21 4HBDN21 4HEDN21 4HFDN21 4HGDN21 4HHDN21 4HQDN21 4HUDN21 4HXDN21 4JBDN21 4JDDN21 4JEDN21 4JFDN21 4JGDN21 4JHDN21 4JLDN21 4JNDN21 4JQDN21 4JRDN21 4JSDN21 4JTDN21 4JWDN21 4JXDN21 4JZDN21 4LBDN21 4LDDN21 4LEDN21 4LGDN21 4LJDN21 4LQDN21 4LUDN21 4LXDN21 4LYDN21 4LZDN21 4NADN21 4NBDN21 4NDDN21 4NEDN21 4NFDN21 4NGDN21 4NHDN21 4NJDN21 4NLDN21 4NNDN21 4NPDN21 4NQDN21 4NRDN21 4NSDN21 4NTDN21 4NUDN21 4NXDN21 4NYDN21 4NZDN21 4PADN21 4PBDN21 4PEDN21 4PFDN21 4PGDN21 4PHDN21 4PJDN21 4PLDN21 4PNDN21 4PPDN21 4PQDN21 4PRDN21 4PSDN21 4PTDN21 4PUDN21 4PWDN21 4PXDN21 4PYDN21 4PZDN21 4QADN21 4QDDN21 4QJDN21 4QLDN21 4QNDN21 4QPDN21 4QRDN21 4QSDN21 4QTDN21 4QUDN21 4QWDN21 4QXDN21 4QYDN21 4QZDN21 4RADN21 4RBDN21 4RDDN21 4REDN21 4RFDN21 4RGDN21 4RHDN21 4RJDN21 4RLDN21 4RNDN21 4RPDN21 4RSDN21 4RTDN21 4RUDN21 4RWDN21 4RXDN21 4RYDN21 4RZDN21 4SBDN21 4SDDN21 4SGDN21 4SHDN21 4SJDN21 4SLDN21 4SNDN21 4SPDN21 4SQDN21 4SRDN21 4SSDN21 4STDN21 4SUDN21 4SWDN21 4SXDN21 4SYDN21 4SZDN21 4TADN21 4TBDN21 4TDDN21 4TEDN21 4TFDN21 4TGDN21 4THDN21 4TLDN21 4TPDN21 4TQDN21 4TRDN21 4TSDN21 4TTDN21 4TUDN21 4TXDN21 4TYDN21 4TZDN21 4UADN21 4UBDN21 4UDDN21 4UEDN21 4UFDN21 4UGDN21 4UHDN21 4UJDN21 4ULDN21 4UNDN21 4UPDN21 4UQDN21 4URDN21 4UTDN21 4UUDN21 4UWDN21 4UX

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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