SN1 1 postcode sector in the SN1 district

SN1 1 is a sector of the SN1 district: every postcode that starts SN1 1. It has 91 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 SN1 1 sector, and which are new since 2020

Map of every postcode in the SN1 1 sector, by new since 2020 Of the 91 postcodes in the SN1 1 sector that ONS places, 5 are new since 2020 and 86 were in use before 2020. Places named: Queen's Park. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A4259 SN1 1AE: before 2020SN1 1AG: before 2020SN1 1BA: before 2020SN1 1BB: before 2020SN1 1BD: before 2020SN1 1BE: before 2020SN1 1BF: before 2020SN1 1BL: before 2020SN1 1BT: before 2020SN1 1BU: before 2020SN1 1BY: before 2020SN1 1DA: before 2020SN1 1DG: before 2020SN1 1DH: before 2020SN1 1DP: before 2020SN1 1DQ: before 2020SN1 1DR: before 2020SN1 1DS: before 2020SN1 1DT: before 2020SN1 1DW: before 2020SN1 1DX: before 2020SN1 1DY: before 2020SN1 1EA: before 2020SN1 1EB: before 2020SN1 1EE: before 2020SN1 1EL: before 2020SN1 1FA: before 2020SN1 1GH: before 2020SN1 1GW: before 2020SN1 1HE: before 2020SN1 1HF: before 2020SN1 1HH: before 2020SN1 1HN: before 2020SN1 1JL: before 2020SN1 1JQ: before 2020SN1 1JS: before 2020SN1 1JY: before 2020SN1 1JZ: before 2020SN1 1LA: before 2020SN1 1LD: before 2020SN1 1LE: before 2020SN1 1LF: before 2020SN1 1LL: before 2020SN1 1PJ: before 2020SN1 1PN: before 2020SN1 1PP: before 2020SN1 1PR: before 2020SN1 1PX: before 2020SN1 1PZ: before 2020SN1 1QB: before 2020SN1 1QF: before 2020SN1 1QP: before 2020SN1 1QS: before 2020SN1 1QT: before 2020SN1 1QU: before 2020SN1 1RA: before 2020SN1 1RE: before 2020SN1 1RL: before 2020SN1 1RN: before 2020SN1 1RT: before 2020SN1 1RZ: before 2020SN1 1SD: before 2020SN1 1SG: before 2020SN1 1SQ: before 2020SN1 1TN: before 2020SN1 1TU: before 2020SN1 1UQ: before 2020SN1 1AF: new since 2020SN1 1AP: new since 2020SN1 1AQ: new since 2020SN1 1RU: new since 2020SN1 1AL: new since 2020 Queen's Park Map of every postcode in the SN1 1 sector, by new since 2020 Of the 91 postcodes in the SN1 1 sector that ONS places, 5 are new since 2020 and 86 were in use before 2020. Places named: Queen's Park. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A4259A4289 Queen's Park
  • New since 2020: 5
  • In use before 2020: 86

Of the 91 postcodes in the SN1 1 sector that ONS places, 5 are new since 2020 and 86 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; 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 5 newest postcodes

SN1 1AQJanuary 2025SN1 1APOctober 2021SN1 1RUSeptember 2021SN1 1AFAugust 2021SN1 1ALApril 2020

What do homes sell for in SN1 1?

HM Land Registry records 3 sales of homes in SN1 1 in the 12 months to August 2026: too few to give a typical price.

  • Flat or maisonette 3 sales, too few to price

Standard sales of homes at market value at the postcodes that start SN1 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 SN1 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.

SN1 1AESN1 1AFSN1 1AGSN1 1AHSN1 1ALSN1 1APSN1 1AQSN1 1BASN1 1BBSN1 1BDSN1 1BESN1 1BFSN1 1BLSN1 1BPSN1 1BTSN1 1BUSN1 1BYSN1 1DASN1 1DGSN1 1DHSN1 1DPSN1 1DQSN1 1DRSN1 1DSSN1 1DTSN1 1DWSN1 1DXSN1 1DYSN1 1EASN1 1EBSN1 1EESN1 1ELSN1 1FASN1 1FESN1 1GHSN1 1GWSN1 1HESN1 1HFSN1 1HHSN1 1HLSN1 1HNSN1 1JLSN1 1JQSN1 1JSSN1 1JYSN1 1JZSN1 1LASN1 1LDSN1 1LESN1 1LFSN1 1LLSN1 1LPSN1 1LRSN1 1LSSN1 1LTSN1 1LUSN1 1LWSN1 1LXSN1 1LYSN1 1LZSN1 1PJSN1 1PNSN1 1PPSN1 1PRSN1 1PXSN1 1PZSN1 1QBSN1 1QFSN1 1QGSN1 1QNSN1 1QPSN1 1QSSN1 1QTSN1 1QUSN1 1RASN1 1RESN1 1RLSN1 1RNSN1 1RQSN1 1RTSN1 1RUSN1 1RZSN1 1SDSN1 1SGSN1 1SQSN1 1TNSN1 1TUSN1 1UQSN1 1YNSN1 1ZASN1 1ZQ

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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