NR20 4 postcode sector in the NR20 district

NR20 4 is a sector of the NR20 district: every postcode that starts NR20 4. It has 291 postcodes in use, one of them a large-user postcode. 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 NR20 4 sector, by flood risk

Map of every postcode in the NR20 4 sector, by flood risk Of the 291 postcodes in the NR20 4 sector that ONS places, 7 have a home or business at high risk, 2 are at medium risk at worst, 3 are at low risk at worst and 279 are not on the Environment Agency's at-risk list. Places named: Swanton Morley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A47 NR20 4AA: not on the flood risk listNR20 4AB: not on the flood risk listNR20 4AD: not on the flood risk listNR20 4AE: not on the flood risk listNR20 4AF: not on the flood risk listNR20 4AH: not on the flood risk listNR20 4AJ: not on the flood risk listNR20 4AN: not on the flood risk listNR20 4AP: not on the flood risk listNR20 4AQ: not on the flood risk listNR20 4AR: not on the flood risk listNR20 4AS: not on the flood risk listNR20 4AT: not on the flood risk listNR20 4AU: not on the flood risk listNR20 4AW: not on the flood risk listNR20 4AX: not on the flood risk listNR20 4AY: not on the flood risk listNR20 4AZ: not on the flood risk listNR20 4BA: not on the flood risk listNR20 4BD: not on the flood risk listNR20 4BE: not on the flood risk listNR20 4BF: not on the flood risk listNR20 4BG: not on the flood risk listNR20 4BH: not on the flood risk listNR20 4BJ: not on the flood risk listNR20 4BN: not on the flood risk listNR20 4BP: not on the flood risk listNR20 4BQ: not on the flood risk listNR20 4BS: not on the flood risk listNR20 4BT: not on the flood risk listNR20 4BU: not on the flood risk listNR20 4BW: not on the flood risk listNR20 4BX: not on the flood risk listNR20 4BY: not on the flood risk listNR20 4DA: not on the flood risk listNR20 4DB: not on the flood risk listNR20 4DE: not on the flood risk listNR20 4DG: not on the flood risk listNR20 4DH: not on the flood risk listNR20 4DJ: not on the flood risk listNR20 4DL: not on the flood risk listNR20 4DN: not on the flood risk listNR20 4DP: not on the flood risk listNR20 4DQ: not on the flood risk listNR20 4DR: not on the flood risk listNR20 4DS: not on the flood risk listNR20 4DU: not on the flood risk listNR20 4DW: not on the flood risk listNR20 4DX: not on the flood risk listNR20 4DY: not on the flood risk listNR20 4EA: not on the flood risk listNR20 4EB: not on the flood risk listNR20 4ED: not on the flood risk listNR20 4EF: not on the flood risk listNR20 4EG: not on the flood risk listNR20 4EH: not on the flood risk listNR20 4EJ: not on the flood risk listNR20 4EL: not on the flood risk listNR20 4EN: not on the flood risk listNR20 4EP: not on the flood risk listNR20 4EQ: not on the flood risk listNR20 4ER: not on the flood risk listNR20 4ES: not on the flood risk listNR20 4ET: not on the flood risk listNR20 4EU: not on the flood risk listNR20 4EW: not on the flood risk listNR20 4EX: not on the flood risk listNR20 4EY: not on the flood risk listNR20 4EZ: not on the flood risk listNR20 4FA: not on the flood risk listNR20 4FB: not on the flood risk listNR20 4FD: not on the flood risk listNR20 4FE: not on the flood risk listNR20 4FF: not on the flood risk listNR20 4FG: not on the flood risk listNR20 4FH: not on the flood risk listNR20 4FP: not on the flood risk listNR20 4FQ: not on the flood risk listNR20 4FR: not on the flood risk listNR20 4FT: not on the flood risk listNR20 4FW: not on the flood risk listNR20 4FX: not on the flood risk listNR20 4FY: not on the flood risk listNR20 4FZ: not on the flood risk listNR20 4GB: not on the flood risk listNR20 4GD: not on the flood risk listNR20 4GE: not on the flood risk listNR20 4GG: not on the flood risk listNR20 4GL: not on the flood risk listNR20 4GR: not on the flood risk listNR20 4GU: not on the flood risk listNR20 4HA: not on the flood risk listNR20 4HB: not on the flood risk listNR20 4HD: not on the flood risk listNR20 4HE: not on the flood risk listNR20 4HF: not on the flood risk listNR20 4HG: not on the flood risk listNR20 4HH: not on the flood risk listNR20 4HJ: not on the flood risk listNR20 4HQ: not on the flood risk listNR20 4HR: not on the flood risk listNR20 4HU: not on the flood risk listNR20 4HW: not on the flood risk listNR20 4HY: not on the flood risk listNR20 4HZ: not on the flood risk listNR20 4JA: not on the flood risk listNR20 4JB: not on the flood risk listNR20 4JD: not on the flood risk listNR20 4JE: not on the flood risk listNR20 4JF: not on the flood risk listNR20 4JG: not on the flood risk listNR20 4JH: not on the flood risk listNR20 4JJ: not on the flood risk listNR20 4JL: not on the flood risk listNR20 4JQ: not on the flood risk listNR20 4JR: not on the flood risk listNR20 4JS: not on the flood risk listNR20 4JT: not on the flood risk listNR20 4JU: not on the flood risk listNR20 4JW: not on the flood risk listNR20 4JX: not on the flood risk listNR20 4JY: not on the flood risk listNR20 4LA: not on the flood risk listNR20 4LB: not on the flood risk listNR20 4LD: not on the flood risk listNR20 4LE: not on the flood risk listNR20 4LG: not on the flood risk listNR20 4LH: not on the flood risk listNR20 4LN: not on the flood risk listNR20 4LP: not on the flood risk listNR20 4LQ: not on the flood risk listNR20 4LS: not on the flood risk listNR20 4LT: not on the flood risk listNR20 4LU: not on the flood risk listNR20 4LX: not on the flood risk listNR20 4LY: not on the flood risk listNR20 4NA: not on the flood risk listNR20 4NE: not on the flood risk listNR20 4NF: not on the flood risk listNR20 4NH: not on the flood risk listNR20 4NL: not on the flood risk listNR20 4NP: not on the flood risk listNR20 4NR: not on the flood risk listNR20 4NS: not on the flood risk listNR20 4NT: not on the flood risk listNR20 4NU: not on the flood risk listNR20 4NW: not on the flood risk listNR20 4NX: not on the flood risk listNR20 4NY: not on the flood risk listNR20 4NZ: not on the flood risk listNR20 4PB: not on the flood risk listNR20 4PD: not on the flood risk listNR20 4PE: not on the flood risk listNR20 4PF: not on the flood risk listNR20 4PG: not on the flood risk listNR20 4PJ: not on the flood risk listNR20 4PN: not on the flood risk listNR20 4PP: not on the flood risk listNR20 4PR: not on the flood risk listNR20 4PS: not on the flood risk listNR20 4PT: not on the flood risk listNR20 4PU: not on the flood risk listNR20 4PX: not on the flood risk listNR20 4PY: not on the flood risk listNR20 4PZ: not on the flood risk listNR20 4QB: not on the flood risk listNR20 4QD: not on the flood risk listNR20 4QE: not on the flood risk listNR20 4QF: not on the flood risk listNR20 4QG: not on the flood risk listNR20 4QH: not on the flood risk listNR20 4QL: not on the flood risk listNR20 4QN: not on the flood risk listNR20 4QP: not on the flood risk listNR20 4QQ: not on the flood risk listNR20 4QR: not on the flood risk listNR20 4QS: not on the flood risk listNR20 4QT: not on the flood risk listNR20 4QU: not on the flood risk listNR20 4QX: not on the flood risk listNR20 4QY: not on the flood risk listNR20 4QZ: not on the flood risk listNR20 4RA: not on the flood risk listNR20 4RB: not on the flood risk listNR20 4RD: not on the flood risk listNR20 4RE: not on the flood risk listNR20 4RF: not on the flood risk listNR20 4RG: not on the flood risk listNR20 4RH: not on the flood risk listNR20 4RJ: not on the flood risk listNR20 4RL: not on the flood risk listNR20 4RN: not on the flood risk listNR20 4RP: not on the flood risk listNR20 4RR: not on the flood risk listNR20 4RS: not on the flood risk listNR20 4RT: not on the flood risk listNR20 4RU: not on the flood risk listNR20 4RW: not on the flood risk listNR20 4RZ: not on the flood risk listNR20 4SA: not on the flood risk listNR20 4SB: not on the flood risk listNR20 4SD: not on the flood risk listNR20 4SE: not on the flood risk listNR20 4SF: not on the flood risk listNR20 4SG: not on the flood risk listNR20 4SJ: not on the flood risk listNR20 4SL: not on the flood risk listNR20 4SQ: not on the flood risk listNR20 4SR: not on the flood risk listNR20 4SS: not on the flood risk listNR20 4SU: not on the flood risk listNR20 4SW: not on the flood risk listNR20 4SX: not on the flood risk listNR20 4SY: not on the flood risk listNR20 4SZ: not on the flood risk listNR20 4TA: not on the flood risk listNR20 4TB: not on the flood risk listNR20 4TF: not on the flood risk listNR20 4TG: not on the flood risk listNR20 4TN: not on the flood risk listNR20 4TP: not on the flood risk listNR20 4TQ: not on the flood risk listNR20 4TR: not on the flood risk listNR20 4TS: not on the flood risk listNR20 4TT: not on the flood risk listNR20 4TX: not on the flood risk listNR20 4UA: not on the flood risk listNR20 4UB: not on the flood risk listNR20 4UD: not on the flood risk listNR20 4UW: not on the flood risk listNR20 4UX: not on the flood risk listNR20 4UY: not on the flood risk listNR20 4WF: not on the flood risk listNR20 4WG: not on the flood risk listNR20 4DF: low flood risk at worstNR20 4HL: low flood risk at worstNR20 4RQ: low flood risk at worstNR20 4DT: medium flood risk at worstNR20 4RX: medium flood risk at worstNR20 4AL: high flood riskNR20 4BL: high flood riskNR20 4DD: high flood riskNR20 4HN: high flood riskNR20 4HS: high flood riskNR20 4HT: high flood risk Swanton Morley Map of every postcode in the NR20 4 sector, by flood risk Of the 291 postcodes in the NR20 4 sector that ONS places, 7 have a home or business at high risk, 2 are at medium risk at worst, 3 are at low risk at worst and 279 are not on the Environment Agency's at-risk list. Places named: Swanton Morley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A47 Swanton Morley
  • A home or business at high risk: 7
  • At medium risk at worst: 2
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 279

Of the 291 postcodes in the NR20 4 sector that ONS places, 7 have a home or business at high risk, 2 are at medium risk at worst, 3 are at low risk at worst and 279 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

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

NR20 4HT2 at high riskNR20 4AL1 at high riskNR20 4HN1 at high riskNR20 4HX1 at high riskNR20 4BL1 at high riskNR20 4DD1 at high riskNR20 4HS1 at high risk

What do homes sell for in NR20 4?

Homes in NR20 4 sold for a typical £333,500 in the 12 months to August 2026, across 82 sales, up 23.5% on the 12 months before, HM Land Registry's figures show.

£333,500 typical price, the 12 months to August 2026
£270,000 12 months to August 2025
▲ up 23.5% on the 12 months before
  • Detached £420,000 52 sales
  • Semi-detached £256,000 21 sales
  • Terraced £205,000 9 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 NR20 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 NR20 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.

NR20 4AANR20 4ABNR20 4ADNR20 4AENR20 4AFNR20 4AGNR20 4AHNR20 4AJNR20 4ALNR20 4ANNR20 4APNR20 4AQNR20 4ARNR20 4ASNR20 4ATNR20 4AUNR20 4AWNR20 4AXNR20 4AYNR20 4AZNR20 4BANR20 4BDNR20 4BENR20 4BFNR20 4BGNR20 4BHNR20 4BJNR20 4BLNR20 4BNNR20 4BPNR20 4BQNR20 4BSNR20 4BTNR20 4BUNR20 4BWNR20 4BXNR20 4BYNR20 4BZNR20 4DANR20 4DBNR20 4DDNR20 4DENR20 4DFNR20 4DGNR20 4DHNR20 4DJNR20 4DLNR20 4DNNR20 4DPNR20 4DQNR20 4DRNR20 4DSNR20 4DTNR20 4DUNR20 4DWNR20 4DXNR20 4DYNR20 4DZNR20 4EANR20 4EBNR20 4EDNR20 4EENR20 4EFNR20 4EGNR20 4EHNR20 4EJNR20 4ELNR20 4ENNR20 4EPNR20 4EQNR20 4ERNR20 4ESNR20 4ETNR20 4EUNR20 4EWNR20 4EXNR20 4EYNR20 4EZNR20 4FANR20 4FBNR20 4FDNR20 4FENR20 4FFNR20 4FGNR20 4FHNR20 4FJNR20 4FLNR20 4FNNR20 4FPNR20 4FQNR20 4FRNR20 4FSNR20 4FTNR20 4FUNR20 4FWNR20 4FXNR20 4FYNR20 4FZNR20 4GBNR20 4GDNR20 4GENR20 4GGNR20 4GHNR20 4GJNR20 4GLNR20 4GRNR20 4GSNR20 4GUNR20 4HANR20 4HBNR20 4HDNR20 4HENR20 4HFNR20 4HGNR20 4HHNR20 4HJNR20 4HLNR20 4HNNR20 4HPNR20 4HQNR20 4HRNR20 4HSNR20 4HTNR20 4HUNR20 4HWNR20 4HXNR20 4HYNR20 4HZNR20 4JANR20 4JBNR20 4JDNR20 4JENR20 4JFNR20 4JGNR20 4JHNR20 4JJNR20 4JLNR20 4JPNR20 4JQNR20 4JRNR20 4JSNR20 4JTNR20 4JUNR20 4JWNR20 4JXNR20 4JYNR20 4JZNR20 4LANR20 4LBNR20 4LDNR20 4LENR20 4LFNR20 4LGNR20 4LHNR20 4LNNR20 4LPNR20 4LQNR20 4LRNR20 4LSNR20 4LTNR20 4LUNR20 4LXNR20 4LYNR20 4LZNR20 4NANR20 4NBNR20 4NDNR20 4NENR20 4NFNR20 4NGNR20 4NHNR20 4NJNR20 4NLNR20 4NNNR20 4NPNR20 4NQNR20 4NRNR20 4NSNR20 4NTNR20 4NUNR20 4NWNR20 4NXNR20 4NYNR20 4NZNR20 4PANR20 4PBNR20 4PDNR20 4PENR20 4PFNR20 4PGNR20 4PHNR20 4PJNR20 4PNNR20 4PPNR20 4PQNR20 4PRNR20 4PSNR20 4PTNR20 4PUNR20 4PWNR20 4PXNR20 4PYNR20 4PZNR20 4QANR20 4QBNR20 4QDNR20 4QENR20 4QFNR20 4QGNR20 4QHNR20 4QJNR20 4QLNR20 4QNNR20 4QPNR20 4QQNR20 4QRNR20 4QSNR20 4QTNR20 4QUNR20 4QWNR20 4QXNR20 4QYNR20 4QZNR20 4RANR20 4RBNR20 4RDNR20 4RENR20 4RFNR20 4RGNR20 4RHNR20 4RJNR20 4RLNR20 4RNNR20 4RPNR20 4RQNR20 4RRNR20 4RSNR20 4RTNR20 4RUNR20 4RWNR20 4RXNR20 4RZNR20 4SANR20 4SBNR20 4SDNR20 4SENR20 4SFNR20 4SGNR20 4SHNR20 4SJNR20 4SLNR20 4SNNR20 4SPNR20 4SQNR20 4SRNR20 4SSNR20 4STNR20 4SUNR20 4SWNR20 4SXNR20 4SYNR20 4SZNR20 4TANR20 4TBNR20 4TDNR20 4TENR20 4TFNR20 4TGNR20 4THNR20 4TJNR20 4TLNR20 4TNNR20 4TPNR20 4TQNR20 4TRNR20 4TSNR20 4TTNR20 4TWNR20 4TXNR20 4UANR20 4UBNR20 4UDNR20 4UPNR20 4UUNR20 4UWNR20 4UXNR20 4UYNR20 4WENR20 4WFNR20 4WGNR20 4WH

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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