SW1X 8 postcode sector in the SW1X district

SW1X 8 is a sector of the SW1X district: every postcode that starts SW1X 8. It has 124 postcodes in use, 20 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 SW1X 8 sector, and which are new since 2020

Map of every postcode in the SW1X 8 sector, by new since 2020 Of the 124 postcodes in the SW1X 8 sector that ONS places, 124 were in use before 2020. Places named: Knightsbridge & Belgravia. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3216A3217A3214A302 SW1X 8AA: before 2020SW1X 8AB: before 2020SW1X 8AD: before 2020SW1X 8AE: before 2020SW1X 8AF: before 2020SW1X 8AG: before 2020SW1X 8AH: before 2020SW1X 8AJ: before 2020SW1X 8AL: before 2020SW1X 8AQ: before 2020SW1X 8AR: before 2020SW1X 8AS: before 2020SW1X 8AT: before 2020SW1X 8AU: before 2020SW1X 8BA: before 2020SW1X 8BD: before 2020SW1X 8BL: before 2020SW1X 8BN: before 2020SW1X 8BP: before 2020SW1X 8BS: before 2020SW1X 8BT: before 2020SW1X 8BU: before 2020SW1X 8BX: before 2020SW1X 8BY: before 2020SW1X 8BZ: before 2020SW1X 8DA: before 2020SW1X 8DB: before 2020SW1X 8DD: before 2020SW1X 8DE: before 2020SW1X 8DF: before 2020SW1X 8DH: before 2020SW1X 8DJ: before 2020SW1X 8DL: before 2020SW1X 8DN: before 2020SW1X 8DP: before 2020SW1X 8DR: before 2020SW1X 8DT: before 2020SW1X 8DW: before 2020SW1X 8EA: before 2020SW1X 8EB: before 2020SW1X 8ED: before 2020SW1X 8EE: before 2020SW1X 8EF: before 2020SW1X 8EG: before 2020SW1X 8EH: before 2020SW1X 8EJ: before 2020SW1X 8EL: before 2020SW1X 8EQ: before 2020SW1X 8ER: before 2020SW1X 8ES: before 2020SW1X 8ET: before 2020SW1X 8EW: before 2020SW1X 8EX: before 2020SW1X 8EY: before 2020SW1X 8GG: before 2020SW1X 8HB: before 2020SW1X 8HG: before 2020SW1X 8HJ: before 2020SW1X 8HN: before 2020SW1X 8HQ: before 2020SW1X 8HS: before 2020SW1X 8HT: before 2020SW1X 8HU: before 2020SW1X 8HW: before 2020SW1X 8JA: before 2020SW1X 8JE: before 2020SW1X 8JF: before 2020SW1X 8JG: before 2020SW1X 8JH: before 2020SW1X 8JJ: before 2020SW1X 8JL: before 2020SW1X 8JQ: before 2020SW1X 8JS: before 2020SW1X 8JT: before 2020SW1X 8JU: before 2020SW1X 8JZ: before 2020SW1X 8LA: before 2020SW1X 8LB: before 2020SW1X 8LH: before 2020SW1X 8LJ: before 2020SW1X 8LL: before 2020SW1X 8LN: before 2020SW1X 8LP: before 2020SW1X 8LS: before 2020SW1X 8LT: before 2020SW1X 8LU: before 2020SW1X 8LW: before 2020SW1X 8LY: before 2020SW1X 8LZ: before 2020SW1X 8ND: before 2020SW1X 8NE: before 2020SW1X 8NG: before 2020SW1X 8NJ: before 2020SW1X 8NQ: before 2020SW1X 8NS: before 2020SW1X 8NT: before 2020SW1X 8NX: before 2020SW1X 8PA: before 2020SW1X 8PG: before 2020SW1X 8PH: before 2020SW1X 8PN: before 2020SW1X 8PP: before 2020SW1X 8PQ: before 2020SW1X 8PS: before 2020SW1X 8PZ: before 2020SW1X 8QA: before 2020SW1X 8QB: before 2020SW1X 8QD: before 2020SW1X 8QR: before 2020SW1X 8QS: before 2020SW1X 8QT: before 2020SW1X 8QZ: before 2020SW1X 8RL: before 2020SW1X 8RN: before 2020SW1X 8RR: before 2020SW1X 8RS: before 2020SW1X 8RX: before 2020SW1X 8SA: before 2020SW1X 8SB: before 2020SW1X 8SD: before 2020SW1X 8SH: before 2020SW1X 8SP: before 2020 Knightsbridge & Belgravia Map of every postcode in the SW1X 8 sector, by new since 2020 Of the 124 postcodes in the SW1X 8 sector that ONS places, 124 were in use before 2020. Places named: Knightsbridge & Belgravia. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3216A3217 Knightsbridge & Belgravia
  • New since 2020: 0
  • In use before 2020: 124

Of the 124 postcodes in the SW1X 8 sector that ONS places, 124 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.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

What do homes sell for in SW1X 8?

Homes in SW1X 8 sold for a typical £2,400,000 in the 12 months to September 2026, across 13 sales, HM Land Registry's figures show. The 12 months before gave £2,651,808 from 22 sales. With fewer than 30 sales a year, a change can come from which homes happened to sell, so we do not give one.

£2,400,000 typical price, the 12 months to September 2026
£2,651,808 12 months to September 2025
  • Terraced £2,880,000 8 sales
  • Flat or maisonette £2,400,000 5 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 SW1X 8. 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 October 2026.

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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Where the facts on this page come from

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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