BS48 1 postcode sector in the BS48 district

BS48 1 is a sector of the BS48 district: every postcode that starts BS48 1. It has 198 postcodes in use, 3 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 BS48 1 sector, by flood risk

Map of every postcode in the BS48 1 sector, by flood risk Of the 198 postcodes in the BS48 1 sector that ONS places, 3 have a home or business at high risk, 1 are at low risk at worst and 194 are not on the Environment Agency's at-risk list. Places named: Nailsea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M5 BS48 1AB: not on the flood risk listBS48 1AD: not on the flood risk listBS48 1AE: not on the flood risk listBS48 1AF: not on the flood risk listBS48 1AG: not on the flood risk listBS48 1AH: not on the flood risk listBS48 1AJ: not on the flood risk listBS48 1AP: not on the flood risk listBS48 1AQ: not on the flood risk listBS48 1AR: not on the flood risk listBS48 1AS: not on the flood risk listBS48 1AT: not on the flood risk listBS48 1AU: not on the flood risk listBS48 1AW: not on the flood risk listBS48 1AZ: not on the flood risk listBS48 1BA: not on the flood risk listBS48 1BB: not on the flood risk listBS48 1BD: not on the flood risk listBS48 1BG: not on the flood risk listBS48 1BH: not on the flood risk listBS48 1BJ: not on the flood risk listBS48 1BL: not on the flood risk listBS48 1BN: not on the flood risk listBS48 1BP: not on the flood risk listBS48 1BS: not on the flood risk listBS48 1BT: not on the flood risk listBS48 1BX: not on the flood risk listBS48 1BY: not on the flood risk listBS48 1BZ: not on the flood risk listBS48 1DB: not on the flood risk listBS48 1DD: not on the flood risk listBS48 1DG: not on the flood risk listBS48 1DH: not on the flood risk listBS48 1DJ: not on the flood risk listBS48 1DL: not on the flood risk listBS48 1DP: not on the flood risk listBS48 1EA: not on the flood risk listBS48 1EB: not on the flood risk listBS48 1ED: not on the flood risk listBS48 1EH: not on the flood risk listBS48 1EL: not on the flood risk listBS48 1EN: not on the flood risk listBS48 1GZ: not on the flood risk listBS48 1HB: not on the flood risk listBS48 1HD: not on the flood risk listBS48 1HE: not on the flood risk listBS48 1HF: not on the flood risk listBS48 1HG: not on the flood risk listBS48 1HH: not on the flood risk listBS48 1HJ: not on the flood risk listBS48 1HL: not on the flood risk listBS48 1HN: not on the flood risk listBS48 1HP: not on the flood risk listBS48 1HQ: not on the flood risk listBS48 1HR: not on the flood risk listBS48 1HS: not on the flood risk listBS48 1HT: not on the flood risk listBS48 1HU: not on the flood risk listBS48 1HW: not on the flood risk listBS48 1HX: not on the flood risk listBS48 1HY: not on the flood risk listBS48 1HZ: not on the flood risk listBS48 1JA: not on the flood risk listBS48 1JB: not on the flood risk listBS48 1JD: not on the flood risk listBS48 1JE: not on the flood risk listBS48 1JF: not on the flood risk listBS48 1JG: not on the flood risk listBS48 1JH: not on the flood risk listBS48 1JJ: not on the flood risk listBS48 1JL: not on the flood risk listBS48 1JN: not on the flood risk listBS48 1JP: not on the flood risk listBS48 1JQ: not on the flood risk listBS48 1JR: not on the flood risk listBS48 1JS: not on the flood risk listBS48 1JT: not on the flood risk listBS48 1JU: not on the flood risk listBS48 1JW: not on the flood risk listBS48 1JX: not on the flood risk listBS48 1JY: not on the flood risk listBS48 1LA: not on the flood risk listBS48 1LB: not on the flood risk listBS48 1LD: not on the flood risk listBS48 1LE: not on the flood risk listBS48 1LF: not on the flood risk listBS48 1LG: not on the flood risk listBS48 1LH: not on the flood risk listBS48 1LJ: not on the flood risk listBS48 1LL: not on the flood risk listBS48 1LN: not on the flood risk listBS48 1LP: not on the flood risk listBS48 1LQ: not on the flood risk listBS48 1LR: not on the flood risk listBS48 1LS: not on the flood risk listBS48 1LT: not on the flood risk listBS48 1LW: not on the flood risk listBS48 1LX: not on the flood risk listBS48 1LY: not on the flood risk listBS48 1LZ: not on the flood risk listBS48 1NA: not on the flood risk listBS48 1ND: not on the flood risk listBS48 1NE: not on the flood risk listBS48 1NF: not on the flood risk listBS48 1NJ: not on the flood risk listBS48 1NL: not on the flood risk listBS48 1NN: not on the flood risk listBS48 1NQ: not on the flood risk listBS48 1NR: not on the flood risk listBS48 1NS: not on the flood risk listBS48 1NT: not on the flood risk listBS48 1NW: not on the flood risk listBS48 1NX: not on the flood risk listBS48 1NY: not on the flood risk listBS48 1NZ: not on the flood risk listBS48 1PA: not on the flood risk listBS48 1PB: not on the flood risk listBS48 1PD: not on the flood risk listBS48 1PE: not on the flood risk listBS48 1PF: not on the flood risk listBS48 1PG: not on the flood risk listBS48 1PH: not on the flood risk listBS48 1PJ: not on the flood risk listBS48 1PL: not on the flood risk listBS48 1PN: not on the flood risk listBS48 1PP: not on the flood risk listBS48 1PQ: not on the flood risk listBS48 1PR: not on the flood risk listBS48 1PS: not on the flood risk listBS48 1PU: not on the flood risk listBS48 1QA: not on the flood risk listBS48 1QB: not on the flood risk listBS48 1QD: not on the flood risk listBS48 1QE: not on the flood risk listBS48 1QF: not on the flood risk listBS48 1QG: not on the flood risk listBS48 1QH: not on the flood risk listBS48 1QJ: not on the flood risk listBS48 1QL: not on the flood risk listBS48 1QN: not on the flood risk listBS48 1QQ: not on the flood risk listBS48 1QT: not on the flood risk listBS48 1QW: not on the flood risk listBS48 1QY: not on the flood risk listBS48 1QZ: not on the flood risk listBS48 1RA: not on the flood risk listBS48 1RB: not on the flood risk listBS48 1RD: not on the flood risk listBS48 1RE: not on the flood risk listBS48 1RG: not on the flood risk listBS48 1RH: not on the flood risk listBS48 1RN: not on the flood risk listBS48 1RP: not on the flood risk listBS48 1RQ: not on the flood risk listBS48 1RS: not on the flood risk listBS48 1RT: not on the flood risk listBS48 1RZ: not on the flood risk listBS48 1SA: not on the flood risk listBS48 1SB: not on the flood risk listBS48 1SD: not on the flood risk listBS48 1SE: not on the flood risk listBS48 1SS: not on the flood risk listBS48 1ST: not on the flood risk listBS48 1SU: not on the flood risk listBS48 1SW: not on the flood risk listBS48 1SX: not on the flood risk listBS48 1SY: not on the flood risk listBS48 1SZ: not on the flood risk listBS48 1TA: not on the flood risk listBS48 1TB: not on the flood risk listBS48 1TD: not on the flood risk listBS48 1TE: not on the flood risk listBS48 1TF: not on the flood risk listBS48 1TG: not on the flood risk listBS48 1TH: not on the flood risk listBS48 1TJ: not on the flood risk listBS48 1TN: not on the flood risk listBS48 1TP: not on the flood risk listBS48 1UA: not on the flood risk listBS48 1UB: not on the flood risk listBS48 1UD: not on the flood risk listBS48 1UE: not on the flood risk listBS48 1UF: not on the flood risk listBS48 1UG: not on the flood risk listBS48 1UH: not on the flood risk listBS48 1UJ: not on the flood risk listBS48 1UL: not on the flood risk listBS48 1UP: not on the flood risk listBS48 1UQ: not on the flood risk listBS48 1UR: not on the flood risk listBS48 1US: not on the flood risk listBS48 1WA: not on the flood risk listBS48 1TL: low flood risk at worstBS48 1BU: high flood riskBS48 1HA: high flood riskBS48 1NG: high flood risk Nailsea Map of every postcode in the BS48 1 sector, by flood risk Of the 198 postcodes in the BS48 1 sector that ONS places, 3 have a home or business at high risk, 1 are at low risk at worst and 194 are not on the Environment Agency's at-risk list. Places named: Nailsea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M5 Nailsea
  • A home or business at high risk: 3
  • At medium risk at worst: 0
  • At low risk at worst: 1
  • At very low risk only: 0
  • Not on the at-risk list: 194

Of the 198 postcodes in the BS48 1 sector that ONS places, 3 have a home or business at high risk, 1 are at low risk at worst and 194 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.

BS48 1NG3 at high riskBS48 1BU1 at high riskBS48 1HA1 at high risk

What do homes sell for in BS48 1?

Homes in BS48 1 sold for a typical £382,500 in the 12 months to August 2026, across 72 sales, down 3.8% on the 12 months before, HM Land Registry's figures show.

£382,500 typical price, the 12 months to August 2026
£397,500 12 months to August 2025
▼ down 3.8% on the 12 months before
  • Detached £683,000 28 sales
  • Semi-detached £337,500 22 sales
  • Terraced £340,000 8 sales
  • Flat or maisonette £173,250 14 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 BS48 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 BS48 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.

BS48 1ABBS48 1ADBS48 1AEBS48 1AFBS48 1AGBS48 1AHBS48 1AJBS48 1APBS48 1AQBS48 1ARBS48 1ASBS48 1ATBS48 1AUBS48 1AWBS48 1AXBS48 1AZBS48 1BABS48 1BBBS48 1BDBS48 1BGBS48 1BHBS48 1BJBS48 1BLBS48 1BNBS48 1BPBS48 1BSBS48 1BTBS48 1BUBS48 1BXBS48 1BYBS48 1BZBS48 1DBBS48 1DDBS48 1DGBS48 1DHBS48 1DJBS48 1DLBS48 1DPBS48 1EABS48 1EBBS48 1EDBS48 1EHBS48 1ELBS48 1ENBS48 1GZBS48 1HABS48 1HBBS48 1HDBS48 1HEBS48 1HFBS48 1HGBS48 1HHBS48 1HJBS48 1HLBS48 1HNBS48 1HPBS48 1HQBS48 1HRBS48 1HSBS48 1HTBS48 1HUBS48 1HWBS48 1HXBS48 1HYBS48 1HZBS48 1JABS48 1JBBS48 1JDBS48 1JEBS48 1JFBS48 1JGBS48 1JHBS48 1JJBS48 1JLBS48 1JNBS48 1JPBS48 1JQBS48 1JRBS48 1JSBS48 1JTBS48 1JUBS48 1JWBS48 1JXBS48 1JYBS48 1LABS48 1LBBS48 1LDBS48 1LEBS48 1LFBS48 1LGBS48 1LHBS48 1LJBS48 1LLBS48 1LNBS48 1LPBS48 1LQBS48 1LRBS48 1LSBS48 1LTBS48 1LWBS48 1LXBS48 1LYBS48 1LZBS48 1NABS48 1NDBS48 1NEBS48 1NFBS48 1NGBS48 1NJBS48 1NLBS48 1NNBS48 1NQBS48 1NRBS48 1NSBS48 1NTBS48 1NWBS48 1NXBS48 1NYBS48 1NZBS48 1PABS48 1PBBS48 1PDBS48 1PEBS48 1PFBS48 1PGBS48 1PHBS48 1PJBS48 1PLBS48 1PNBS48 1PPBS48 1PQBS48 1PRBS48 1PSBS48 1PUBS48 1QABS48 1QBBS48 1QDBS48 1QEBS48 1QFBS48 1QGBS48 1QHBS48 1QJBS48 1QLBS48 1QNBS48 1QQBS48 1QTBS48 1QWBS48 1QXBS48 1QYBS48 1QZBS48 1RABS48 1RBBS48 1RDBS48 1REBS48 1RGBS48 1RHBS48 1RNBS48 1RPBS48 1RQBS48 1RSBS48 1RTBS48 1RZBS48 1SABS48 1SBBS48 1SDBS48 1SEBS48 1SSBS48 1STBS48 1SUBS48 1SWBS48 1SXBS48 1SYBS48 1SZBS48 1TABS48 1TBBS48 1TDBS48 1TEBS48 1TFBS48 1TGBS48 1THBS48 1TJBS48 1TLBS48 1TNBS48 1TPBS48 1UABS48 1UBBS48 1UDBS48 1UEBS48 1UFBS48 1UGBS48 1UHBS48 1UJBS48 1ULBS48 1UPBS48 1UQBS48 1URBS48 1USBS48 1WA

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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