SA1 1 postcode sector in the SA1 district

SA1 1 is a sector of the SA1 district: every postcode that starts SA1 1. It has 156 postcodes in use, 19 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 SA1 1 sector, by gigabit broadband

Map of every postcode in the SA1 1 sector, by gigabit broadband Of the 156 postcodes in the SA1 1 sector that ONS places, 21 have no home or business that can get gigabit, 26 have some that can, 94 can all get it and 15 have no Ofcom figure. One group of postcodes without gigabit is outlined: 19 postcodes without gigabit. Places named: Swansea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A4217A483A4067 SA1 1AD: no Ofcom figureSA1 1HP: no Ofcom figureSA1 1JB: no Ofcom figureSA1 1TW: no Ofcom figureSA1 1YB: no Ofcom figureSA1 1AF: gigabit for allSA1 1AU: gigabit for allSA1 1AZ: gigabit for allSA1 1DE: gigabit for allSA1 1DF: gigabit for allSA1 1DG: gigabit for allSA1 1DP: gigabit for allSA1 1DX: gigabit for allSA1 1DY: gigabit for allSA1 1EB: gigabit for allSA1 1ED: gigabit for allSA1 1EE: gigabit for allSA1 1EG: gigabit for allSA1 1EJ: gigabit for allSA1 1EQ: gigabit for allSA1 1HF: gigabit for allSA1 1HS: gigabit for allSA1 1HU: gigabit for allSA1 1HW: gigabit for allSA1 1HY: gigabit for allSA1 1HZ: gigabit for allSA1 1JE: gigabit for allSA1 1JN: gigabit for allSA1 1JQ: gigabit for allSA1 1JR: gigabit for allSA1 1JZ: gigabit for allSA1 1LA: gigabit for allSA1 1LE: gigabit for allSA1 1LF: gigabit for allSA1 1LG: gigabit for allSA1 1LL: gigabit for allSA1 1LN: gigabit for allSA1 1LS: gigabit for allSA1 1LZ: gigabit for allSA1 1NA: gigabit for allSA1 1NB: gigabit for allSA1 1NF: gigabit for allSA1 1NG: gigabit for allSA1 1NH: gigabit for allSA1 1NJ: gigabit for allSA1 1NQ: gigabit for allSA1 1NT: gigabit for allSA1 1NU: gigabit for allSA1 1NW: gigabit for allSA1 1NZ: gigabit for allSA1 1PE: gigabit for allSA1 1PT: gigabit for allSA1 1PY: gigabit for allSA1 1QA: gigabit for allSA1 1QB: gigabit for allSA1 1QE: gigabit for allSA1 1QP: gigabit for allSA1 1QQ: gigabit for allSA1 1QW: gigabit for allSA1 1QX: gigabit for allSA1 1RP: gigabit for allSA1 1RQ: gigabit for allSA1 1RS: gigabit for allSA1 1RT: gigabit for allSA1 1RU: gigabit for allSA1 1RY: gigabit for allSA1 1RZ: gigabit for allSA1 1SA: gigabit for allSA1 1SG: gigabit for allSA1 1SN: gigabit for allSA1 1SP: gigabit for allSA1 1SR: gigabit for allSA1 1SU: gigabit for allSA1 1SW: gigabit for allSA1 1TT: gigabit for allSA1 1UA: gigabit for allSA1 1UB: gigabit for allSA1 1UD: gigabit for allSA1 1UU: gigabit for allSA1 1UX: gigabit for allSA1 1WG: gigabit for allSA1 1XW: gigabit for allSA1 1XX: gigabit for allSA1 1XZ: gigabit for allSA1 1YF: gigabit for allSA1 1LT: gigabit for allSA1 1DZ: some gigabitSA1 1EF: some gigabitSA1 1FY: some gigabitSA1 1FZ: some gigabitSA1 1HE: some gigabitSA1 1HG: some gigabitSA1 1JF: some gigabitSA1 1LB: some gigabitSA1 1LW: some gigabitSA1 1NY: some gigabitSA1 1PG: some gigabitSA1 1PL: some gigabitSA1 1QG: some gigabitSA1 1QR: some gigabitSA1 1RR: some gigabitSA1 1SD: some gigabitSA1 1TY: some gigabitSA1 1UN: some gigabitSA1 1UP: some gigabitSA1 1XB: some gigabitSA1 1YE: some gigabitSA1 1YH: some gigabitSA1 1YJ: some gigabitSA1 1YQ: some gigabitSA1 1RG: some gigabitSA1 1AA: no gigabitSA1 1LY: no gigabitSA1 1RH: no gigabitSA1 1SB: no gigabitSA1 1SE: no gigabitSA1 1UE: no gigabitSA1 1UF: no gigabitSA1 1UG: no gigabitSA1 1UH: no gigabitSA1 1UL: no gigabitSA1 1UQ: no gigabitSA1 1UW: no gigabitSA1 1UZ: no gigabitSA1 1WD: no gigabitSA1 1XA: no gigabitSA1 1XY: no gigabitSA1 1YG: no gigabitSA1 1YW: no gigabitSA1 1YZ: no gigabitSA1 1TS: no gigabit Swansea 19 postcodes without gigabit, outlined: this goes to SA1 1UF, the one nearest the middle of them19 postcodes without gigabit Map of every postcode in the SA1 1 sector, by gigabit broadband Of the 156 postcodes in the SA1 1 sector that ONS places, 21 have no home or business that can get gigabit, 26 have some that can, 94 can all get it and 15 have no Ofcom figure. One group of postcodes without gigabit is outlined: 19 postcodes without gigabit. Places named: Swansea. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A4067A4217A483 Swansea 19 postcodes without gigabit, outlined: this goes to SA1 1UF, the one nearest the middle of them19 postcodes without gigabit
  • No home or business can get gigabit: 21
  • Some can get gigabit: 26
  • Every home and business can get gigabit: 94
  • Ofcom gives no figure: 15
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 156 postcodes in the SA1 1 sector that ONS places, 21 have no home or business that can get gigabit, 26 have some that can, 94 can all get it and 15 have no Ofcom figure.

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; gigabit: Ofcom, Connected Nations, Spring 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

Postcodes without gigabit

21 postcodes here have no gigabit. These are the 12 first in postcode order.

SA1 1AASA1 1LYSA1 1RHSA1 1SBSA1 1SESA1 1SHSA1 1TSSA1 1UESA1 1UFSA1 1UGSA1 1UHSA1 1UL

Where the postcodes without gigabit lie together

  • 19 postcodes without gigabit, outlined on the map. SA1 1UF, is the one nearest the middle of them.

What do homes sell for in SA1 1?

Homes in SA1 1 sold for a typical £150,000 in the 12 months to August 2026, across 41 sales, down 13% on the 12 months before, HM Land Registry's figures show.

£150,000 typical price, the 12 months to August 2026
£172,500 12 months to August 2025
▼ down 13% on the 12 months before
  • Semi-detached 1 sale, too few to price
  • Terraced 3 sales, too few to price
  • Flat or maisonette £140,000 37 sales

Standard sales of homes at market value at the postcodes that start SA1 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 SA1 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.

SA1 1AASA1 1ADSA1 1AFSA1 1AUSA1 1AZSA1 1BPSA1 1DESA1 1DFSA1 1DGSA1 1DPSA1 1DWSA1 1DXSA1 1DYSA1 1DZSA1 1EBSA1 1EDSA1 1EESA1 1EFSA1 1EGSA1 1EJSA1 1EPSA1 1EQSA1 1FYSA1 1FZSA1 1HESA1 1HFSA1 1HGSA1 1HPSA1 1HSSA1 1HUSA1 1HWSA1 1HYSA1 1HZSA1 1JBSA1 1JESA1 1JFSA1 1JGSA1 1JHSA1 1JNSA1 1JQSA1 1JRSA1 1JSSA1 1JTSA1 1JWSA1 1JZSA1 1LASA1 1LBSA1 1LDSA1 1LESA1 1LFSA1 1LGSA1 1LJSA1 1LLSA1 1LNSA1 1LSSA1 1LTSA1 1LWSA1 1LYSA1 1LZSA1 1NASA1 1NBSA1 1NESA1 1NFSA1 1NGSA1 1NHSA1 1NJSA1 1NQSA1 1NTSA1 1NUSA1 1NWSA1 1NXSA1 1NYSA1 1NZSA1 1PESA1 1PGSA1 1PLSA1 1PSSA1 1PTSA1 1PUSA1 1PYSA1 1PZSA1 1QASA1 1QBSA1 1QDSA1 1QESA1 1QFSA1 1QGSA1 1QPSA1 1QQSA1 1QRSA1 1QWSA1 1QXSA1 1RESA1 1RGSA1 1RHSA1 1RLSA1 1RPSA1 1RQSA1 1RRSA1 1RSSA1 1RTSA1 1RUSA1 1RWSA1 1RYSA1 1RZSA1 1SASA1 1SBSA1 1SDSA1 1SESA1 1SGSA1 1SHSA1 1SNSA1 1SPSA1 1SRSA1 1SUSA1 1SWSA1 1TSSA1 1TTSA1 1TWSA1 1TYSA1 1UASA1 1UBSA1 1UDSA1 1UESA1 1UFSA1 1UGSA1 1UHSA1 1ULSA1 1UNSA1 1UPSA1 1UQSA1 1UUSA1 1UWSA1 1UXSA1 1UZSA1 1WDSA1 1WGSA1 1WWSA1 1XASA1 1XBSA1 1XDSA1 1XHSA1 1XWSA1 1XXSA1 1XYSA1 1XZSA1 1YBSA1 1YESA1 1YFSA1 1YGSA1 1YHSA1 1YJSA1 1YNSA1 1YQSA1 1YWSA1 1YZ

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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