SY23 1 postcode sector in the SY23 district

SY23 1 is a sector of the SY23 district: every postcode that starts SY23 1. It has 190 postcodes in use, 9 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 SY23 1 sector, by gigabit broadband

Map of every postcode in the SY23 1 sector, by gigabit broadband Of the 190 postcodes in the SY23 1 sector that ONS places, 27 have no home or business that can get gigabit, 32 have some that can, 124 can all get it and 7 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 12 postcodes without gigabit; 5 postcodes without gigabit. Places named: Aberystwyth, Llanbadarn Fawr. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A44A4120A487 SY23 1AE: no Ofcom figureSY23 1AF: no Ofcom figureSY23 1WD: no Ofcom figureSY23 1AT: gigabit for allSY23 1BA: gigabit for allSY23 1BB: gigabit for allSY23 1BD: gigabit for allSY23 1BE: gigabit for allSY23 1BG: gigabit for allSY23 1BH: gigabit for allSY23 1BL: gigabit for allSY23 1BN: gigabit for allSY23 1BT: gigabit for allSY23 1BU: gigabit for allSY23 1BW: gigabit for allSY23 1BX: gigabit for allSY23 1BY: gigabit for allSY23 1DA: gigabit for allSY23 1DY: gigabit for allSY23 1DZ: gigabit for allSY23 1EF: gigabit for allSY23 1EH: gigabit for allSY23 1EJ: gigabit for allSY23 1EL: gigabit for allSY23 1EN: gigabit for allSY23 1EP: gigabit for allSY23 1EQ: gigabit for allSY23 1ES: gigabit for allSY23 1ET: gigabit for allSY23 1EU: gigabit for allSY23 1EW: gigabit for allSY23 1EY: gigabit for allSY23 1EZ: gigabit for allSY23 1HA: gigabit for allSY23 1HB: gigabit for allSY23 1HD: gigabit for allSY23 1HE: gigabit for allSY23 1HF: gigabit for allSY23 1HG: gigabit for allSY23 1HH: gigabit for allSY23 1HJ: gigabit for allSY23 1HL: gigabit for allSY23 1HN: gigabit for allSY23 1HQ: gigabit for allSY23 1HX: gigabit for allSY23 1HZ: gigabit for allSY23 1JA: gigabit for allSY23 1JB: gigabit for allSY23 1JH: gigabit for allSY23 1JJ: gigabit for allSY23 1JL: gigabit for allSY23 1JQ: gigabit for allSY23 1JR: gigabit for allSY23 1JS: gigabit for allSY23 1JT: gigabit for allSY23 1JU: gigabit for allSY23 1JW: gigabit for allSY23 1JX: gigabit for allSY23 1JY: gigabit for allSY23 1LA: gigabit for allSY23 1LG: gigabit for allSY23 1LL: gigabit for allSY23 1LN: gigabit for allSY23 1LR: gigabit for allSY23 1LS: gigabit for allSY23 1LT: gigabit for allSY23 1LU: gigabit for allSY23 1LW: gigabit for allSY23 1LX: gigabit for allSY23 1LZ: gigabit for allSY23 1NA: gigabit for allSY23 1NB: gigabit for allSY23 1ND: gigabit for allSY23 1PA: gigabit for allSY23 1PF: gigabit for allSY23 1PH: gigabit for allSY23 1PJ: gigabit for allSY23 1PL: gigabit for allSY23 1PN: gigabit for allSY23 1PT: gigabit for allSY23 1QD: gigabit for allSY23 1QE: gigabit for allSY23 1QF: gigabit for allSY23 1QG: gigabit for allSY23 1QP: gigabit for allSY23 1QQ: gigabit for allSY23 1QR: gigabit for allSY23 1QS: gigabit for allSY23 1QT: gigabit for allSY23 1QU: gigabit for allSY23 1QW: gigabit for allSY23 1QX: gigabit for allSY23 1QY: gigabit for allSY23 1QZ: gigabit for allSY23 1RA: gigabit for allSY23 1RB: gigabit for allSY23 1RD: gigabit for allSY23 1RE: gigabit for allSY23 1RF: gigabit for allSY23 1RG: gigabit for allSY23 1RH: gigabit for allSY23 1RJ: gigabit for allSY23 1RL: gigabit for allSY23 1RN: gigabit for allSY23 1RP: gigabit for allSY23 1RS: gigabit for allSY23 1RT: gigabit for allSY23 1RU: gigabit for allSY23 1RX: gigabit for allSY23 1RY: gigabit for allSY23 1SA: gigabit for allSY23 1SD: gigabit for allSY23 1SE: gigabit for allSY23 1SG: gigabit for allSY23 1SQ: gigabit for allSY23 1SR: gigabit for allSY23 1ST: gigabit for allSY23 1SY: gigabit for allSY23 1SZ: gigabit for allSY23 1TA: gigabit for allSY23 1TB: gigabit for allSY23 1TD: gigabit for allSY23 1TE: gigabit for allSY23 1TF: gigabit for allSY23 1TG: gigabit for allSY23 1TQ: gigabit for allSY23 1AS: some gigabitSY23 1BJ: some gigabitSY23 1BP: some gigabitSY23 1BS: some gigabitSY23 1DT: some gigabitSY23 1DU: some gigabitSY23 1DW: some gigabitSY23 1DX: some gigabitSY23 1EB: some gigabitSY23 1ED: some gigabitSY23 1EE: some gigabitSY23 1HS: some gigabitSY23 1JF: some gigabitSY23 1JG: some gigabitSY23 1JP: some gigabitSY23 1LE: some gigabitSY23 1LH: some gigabitSY23 1LP: some gigabitSY23 1NE: some gigabitSY23 1NX: some gigabitSY23 1NY: some gigabitSY23 1NZ: some gigabitSY23 1PB: some gigabitSY23 1PG: some gigabitSY23 1PZ: some gigabitSY23 1QB: some gigabitSY23 1RR: some gigabitSY23 1RW: some gigabitSY23 1RZ: some gigabitSY23 1SF: some gigabitSY23 1SH: some gigabitSY23 1AB: no gigabitSY23 1DB: no gigabitSY23 1DD: no gigabitSY23 1DE: no gigabitSY23 1DF: no gigabitSY23 1DL: no gigabitSY23 1ER: no gigabitSY23 1JN: no gigabitSY23 1LB: no gigabitSY23 1NG: no gigabitSY23 1NL: no gigabitSY23 1NP: no gigabitSY23 1NT: no gigabitSY23 1PD: no gigabitSY23 1PP: no gigabitSY23 1PS: no gigabitSY23 1PY: no gigabitSY23 1QH: no gigabitSY23 1SJ: no gigabitSY23 1SL: no gigabitSY23 1SN: no gigabitSY23 1SP: no gigabitSY23 1SS: no gigabitSY23 1SW: no gigabitSY23 1TH: no gigabitSY23 1RQ: no gigabitSY23 1LF: no gigabit AberystwythLlanbadarn Fawr 12 postcodes without gigabit, outlined: this goes to SY23 1QH, the one nearest the middle of them12 postcodes without gigabit5 postcodes without gigabit, outlined: this goes to SY23 1SN, the one nearest the middle of them5 postcodes without gigabit Map of every postcode in the SY23 1 sector, by gigabit broadband Of the 190 postcodes in the SY23 1 sector that ONS places, 27 have no home or business that can get gigabit, 32 have some that can, 124 can all get it and 7 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 12 postcodes without gigabit; 5 postcodes without gigabit. Places named: Aberystwyth, Llanbadarn Fawr. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. AberystwythLlanbadarn Fawr 12 postcodes without gigabit, outlined: this goes to SY23 1QH, the one nearest the middle of them12 postcodes without gigabit5 postcodes without gigabit, outlined: this goes to SY23 1SN, the one nearest the middle of them5 postcodes without gigabit
  • No home or business can get gigabit: 27
  • Some can get gigabit: 32
  • Every home and business can get gigabit: 124
  • Ofcom gives no figure: 7
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 190 postcodes in the SY23 1 sector that ONS places, 27 have no home or business that can get gigabit, 32 have some that can, 124 can all get it and 7 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

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

SY23 1ABSY23 1DBSY23 1DDSY23 1DESY23 1DFSY23 1DLSY23 1ERSY23 1JNSY23 1LBSY23 1LFSY23 1NGSY23 1NL

Where the postcodes without gigabit lie together

  • 12 postcodes without gigabit, outlined on the map. SY23 1QH, is the one nearest the middle of them.
  • 5 postcodes without gigabit, outlined on the map. SY23 1SN, is the one nearest the middle of them.

What do homes sell for in SY23 1?

Homes in SY23 1 sold for a typical £198,000 in the 12 months to August 2026, across 55 sales, down 1% on the 12 months before, HM Land Registry's figures show.

£198,000 typical price, the 12 months to August 2026
£200,000 12 months to August 2025
▼ down 1% on the 12 months before
  • Detached £410,000 7 sales
  • Semi-detached £202,975 8 sales
  • Terraced £192,500 28 sales
  • Flat or maisonette £187,500 12 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 SY23 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 SY23 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.

SY23 1ABSY23 1AESY23 1AFSY23 1ASSY23 1ATSY23 1BASY23 1BBSY23 1BDSY23 1BESY23 1BGSY23 1BHSY23 1BJSY23 1BLSY23 1BNSY23 1BPSY23 1BSSY23 1BTSY23 1BUSY23 1BWSY23 1BXSY23 1BYSY23 1BZSY23 1DASY23 1DBSY23 1DDSY23 1DESY23 1DFSY23 1DLSY23 1DTSY23 1DUSY23 1DWSY23 1DXSY23 1DYSY23 1DZSY23 1EBSY23 1EDSY23 1EESY23 1EFSY23 1EHSY23 1EJSY23 1ELSY23 1ENSY23 1EPSY23 1EQSY23 1ERSY23 1ESSY23 1ETSY23 1EUSY23 1EWSY23 1EYSY23 1EZSY23 1HASY23 1HBSY23 1HDSY23 1HESY23 1HFSY23 1HGSY23 1HHSY23 1HJSY23 1HLSY23 1HNSY23 1HQSY23 1HSSY23 1HXSY23 1HZSY23 1JASY23 1JBSY23 1JESY23 1JFSY23 1JGSY23 1JHSY23 1JJSY23 1JLSY23 1JNSY23 1JPSY23 1JQSY23 1JRSY23 1JSSY23 1JTSY23 1JUSY23 1JWSY23 1JXSY23 1JYSY23 1LASY23 1LBSY23 1LDSY23 1LESY23 1LFSY23 1LGSY23 1LHSY23 1LLSY23 1LNSY23 1LPSY23 1LRSY23 1LSSY23 1LTSY23 1LUSY23 1LWSY23 1LXSY23 1LZSY23 1NASY23 1NBSY23 1NDSY23 1NESY23 1NGSY23 1NJSY23 1NLSY23 1NPSY23 1NTSY23 1NXSY23 1NYSY23 1NZSY23 1PASY23 1PBSY23 1PDSY23 1PFSY23 1PGSY23 1PHSY23 1PJSY23 1PLSY23 1PNSY23 1PPSY23 1PSSY23 1PTSY23 1PUSY23 1PYSY23 1PZSY23 1QBSY23 1QDSY23 1QESY23 1QFSY23 1QGSY23 1QHSY23 1QPSY23 1QQSY23 1QRSY23 1QSSY23 1QTSY23 1QUSY23 1QWSY23 1QXSY23 1QYSY23 1QZSY23 1RASY23 1RBSY23 1RDSY23 1RESY23 1RFSY23 1RGSY23 1RHSY23 1RJSY23 1RLSY23 1RNSY23 1RPSY23 1RQSY23 1RRSY23 1RSSY23 1RTSY23 1RUSY23 1RWSY23 1RXSY23 1RYSY23 1RZSY23 1SASY23 1SDSY23 1SESY23 1SFSY23 1SGSY23 1SHSY23 1SJSY23 1SLSY23 1SNSY23 1SPSY23 1SQSY23 1SRSY23 1SSSY23 1STSY23 1SWSY23 1SYSY23 1SZSY23 1TASY23 1TBSY23 1TDSY23 1TESY23 1TFSY23 1TGSY23 1THSY23 1TQSY23 1WDSY23 1WY

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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