SA9 1 postcode sector in the SA9 district

SA9 1 is a sector of the SA9 district: every postcode that starts SA9 1. It has 293 postcodes in use, 2 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 SA9 1 sector, and which are new since 2020

Map of every postcode in the SA9 1 sector, by new since 2020 Of the 293 postcodes in the SA9 1 sector that ONS places, 4 are new since 2020 and 289 were in use before 2020. Places named: Ystalyfera, Ystradgynlais, Seven Sisters. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A4109 SA9 1AA: before 2020SA9 1AB: before 2020SA9 1AD: before 2020SA9 1AE: before 2020SA9 1AF: before 2020SA9 1AG: before 2020SA9 1AH: before 2020SA9 1AJ: before 2020SA9 1AL: before 2020SA9 1AN: before 2020SA9 1AP: before 2020SA9 1AQ: before 2020SA9 1AR: before 2020SA9 1AT: before 2020SA9 1AU: before 2020SA9 1AX: before 2020SA9 1AY: before 2020SA9 1BA: before 2020SA9 1BD: before 2020SA9 1BE: before 2020SA9 1BG: before 2020SA9 1BH: before 2020SA9 1BJ: before 2020SA9 1BL: before 2020SA9 1BP: before 2020SA9 1BR: before 2020SA9 1BS: before 2020SA9 1BT: before 2020SA9 1BU: before 2020SA9 1BX: before 2020SA9 1BZ: before 2020SA9 1DA: before 2020SA9 1DB: before 2020SA9 1DE: before 2020SA9 1DJ: before 2020SA9 1DL: before 2020SA9 1DN: before 2020SA9 1DP: before 2020SA9 1DQ: before 2020SA9 1DR: before 2020SA9 1DS: before 2020SA9 1DT: before 2020SA9 1DU: before 2020SA9 1DW: before 2020SA9 1DX: before 2020SA9 1DY: before 2020SA9 1DZ: before 2020SA9 1EA: before 2020SA9 1ED: before 2020SA9 1EE: before 2020SA9 1EF: before 2020SA9 1EH: before 2020SA9 1EJ: before 2020SA9 1EL: before 2020SA9 1EN: before 2020SA9 1ES: before 2020SA9 1ET: before 2020SA9 1EU: before 2020SA9 1EW: before 2020SA9 1EX: before 2020SA9 1EY: before 2020SA9 1EZ: before 2020SA9 1FA: before 2020SA9 1FB: before 2020SA9 1FD: before 2020SA9 1FE: before 2020SA9 1FG: before 2020SA9 1FH: before 2020SA9 1FJ: before 2020SA9 1FN: before 2020SA9 1GA: before 2020SA9 1GB: before 2020SA9 1GD: before 2020SA9 1GE: before 2020SA9 1GF: before 2020SA9 1GH: before 2020SA9 1GJ: before 2020SA9 1GL: before 2020SA9 1GP: before 2020SA9 1GQ: before 2020SA9 1GR: before 2020SA9 1GS: before 2020SA9 1GT: before 2020SA9 1GU: before 2020SA9 1GW: before 2020SA9 1HA: before 2020SA9 1HD: before 2020SA9 1HE: before 2020SA9 1HF: before 2020SA9 1HG: before 2020SA9 1HH: before 2020SA9 1HJ: before 2020SA9 1HL: before 2020SA9 1HN: before 2020SA9 1HP: before 2020SA9 1HR: before 2020SA9 1HT: before 2020SA9 1HU: before 2020SA9 1HW: before 2020SA9 1HX: before 2020SA9 1HY: before 2020SA9 1JA: before 2020SA9 1JH: before 2020SA9 1JJ: before 2020SA9 1JP: before 2020SA9 1JR: before 2020SA9 1JS: before 2020SA9 1JT: before 2020SA9 1JW: before 2020SA9 1JX: before 2020SA9 1LA: before 2020SA9 1LB: before 2020SA9 1LD: before 2020SA9 1LE: before 2020SA9 1LF: before 2020SA9 1LG: before 2020SA9 1LH: before 2020SA9 1LN: before 2020SA9 1LP: before 2020SA9 1LQ: before 2020SA9 1LR: before 2020SA9 1LS: before 2020SA9 1LT: before 2020SA9 1LU: before 2020SA9 1LW: before 2020SA9 1LX: before 2020SA9 1LY: before 2020SA9 1LZ: before 2020SA9 1NA: before 2020SA9 1ND: before 2020SA9 1NE: before 2020SA9 1NH: before 2020SA9 1NQ: before 2020SA9 1NT: before 2020SA9 1NU: before 2020SA9 1NX: before 2020SA9 1NY: before 2020SA9 1NZ: before 2020SA9 1PB: before 2020SA9 1PE: before 2020SA9 1PJ: before 2020SA9 1PL: before 2020SA9 1PN: before 2020SA9 1PP: before 2020SA9 1PQ: before 2020SA9 1PR: before 2020SA9 1PT: before 2020SA9 1PY: before 2020SA9 1QB: before 2020SA9 1QJ: before 2020SA9 1QL: before 2020SA9 1QN: before 2020SA9 1QP: before 2020SA9 1QQ: before 2020SA9 1QR: before 2020SA9 1QS: before 2020SA9 1QT: before 2020SA9 1QU: before 2020SA9 1QW: before 2020SA9 1QX: before 2020SA9 1QY: before 2020SA9 1QZ: before 2020SA9 1RA: before 2020SA9 1RB: before 2020SA9 1RE: before 2020SA9 1RF: before 2020SA9 1RH: before 2020SA9 1RJ: before 2020SA9 1RP: before 2020SA9 1RQ: before 2020SA9 1RS: before 2020SA9 1RT: before 2020SA9 1RU: before 2020SA9 1RX: before 2020SA9 1RY: before 2020SA9 1SA: before 2020SA9 1SB: before 2020SA9 1SD: before 2020SA9 1SE: before 2020SA9 1SG: before 2020SA9 1SH: before 2020SA9 1SN: before 2020SA9 1SP: before 2020SA9 1SR: before 2020SA9 1ST: before 2020SA9 1SU: before 2020SA9 1SW: before 2020SA9 1SY: before 2020SA9 1SZ: before 2020SA9 1TA: before 2020SA9 1TB: before 2020SA9 1TD: before 2020SA9 1TF: before 2020SA9 1TG: before 2020SA9 1TH: before 2020SA9 1TJ: before 2020SA9 1TL: before 2020SA9 1TN: before 2020SA9 1TP: before 2020SA9 1TR: before 2020SA9 1TS: before 2020SA9 1TT: before 2020SA9 1TX: before 2020SA9 1TY: before 2020SA9 1UB: before 2020SA9 1UD: before 2020SA9 1UE: before 2020SA9 1UF: before 2020SA9 1UQ: before 2020SA9 1UR: before 2020SA9 1US: before 2020SA9 1UT: before 2020SA9 1UU: before 2020SA9 1UX: before 2020SA9 1XA: before 2020SA9 1XD: before 2020SA9 1XE: before 2020SA9 1XF: before 2020SA9 1XH: before 2020SA9 1XJ: before 2020SA9 1XL: before 2020SA9 1XP: before 2020SA9 1XR: before 2020SA9 1XS: before 2020SA9 1XT: before 2020SA9 1XU: before 2020SA9 1XW: before 2020SA9 1XX: before 2020SA9 1YG: before 2020SA9 1YJ: before 2020SA9 1YN: before 2020SA9 1YP: before 2020SA9 1YR: before 2020SA9 1YS: before 2020SA9 1YU: before 2020SA9 1YX: before 2020SA9 1YY: before 2020SA9 1FP: new since 2020SA9 1FR: new since 2020SA9 1FS: new since 2020SA9 1FW: new since 2020 YstalyferaYstradgynlaisSeven Sisters Map of every postcode in the SA9 1 sector, by new since 2020 Of the 293 postcodes in the SA9 1 sector that ONS places, 4 are new since 2020 and 289 were in use before 2020. Places named: Ystradgynlais, Seven Sisters. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. YstradgynlaisSeven Sisters
  • New since 2020: 4
  • In use before 2020: 289

Of the 293 postcodes in the SA9 1 sector that ONS places, 4 are new since 2020 and 289 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.

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 4 newest postcodes

SA9 1FRJuly 2024SA9 1FWMarch 2024SA9 1FSOctober 2023SA9 1FPNovember 2022

What do homes sell for in SA9 1?

Homes in SA9 1 sold for a typical £167,000 in the 12 months to August 2026, across 63 sales, down 24.1% on the 12 months before, HM Land Registry's figures show.

£167,000 typical price, the 12 months to August 2026
£220,000 12 months to August 2025
▼ down 24.1% on the 12 months before
  • Detached £340,000 19 sales
  • Semi-detached £155,000 24 sales
  • Terraced £155,000 20 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 SA9 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 SA9 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.

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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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