W1K — London
London's W1K postcode sits in City Of Westminster. The board behind it is assembled from 2,512 sales over 32 years of actual sales in 8 areas.
Across the recorded period the typical W1K sale went from £257,500 in 1995 to £3,150,000 in 2026 — 12.2× growth. If you could time-travel once, aim for just before 2020 — prices moved +120.9% that year. The one to avoid was 2021: the median moved -49.9%, the roughest year in the local record.
Median sold price in W1K
| Year | Median sold price | Sales |
|---|---|---|
| 1995 | £257,500 | 72 |
| 2000 | £392,500 | 164 |
| 2005 | £605,000 | 82 |
| 2010 | £950,000 | 73 |
| 2015 | £1,895,000 | 76 |
| 2020 | £4,993,034 | 100 |
| 2025 | £3,675,000 | 34 |
| 2026 | £3,150,000 | 4 |
The areas on the board
8 areas make up the board, weighted by sales activity:
- London (W1K 2) (26% of local sales) — busiest streets: Mount Street, South Audley Street, Upper Grosvenor Street
- London (W1K 7) (19% of local sales) — busiest streets: Park Street, Green Street, Upper Brook Street
- London (W1K 6) (17% of local sales) — busiest streets: Green Street, Grosvenor Square, North Audley Street
- London (W1K 3) (12% of local sales) — busiest streets: Bourdon Street, Mount Street, Mount Row
- London (W1K 4) (10% of local sales) — busiest streets: Grosvenor Street, Grosvenor Square, Avery Row
- London (W1K 1) (8% of local sales) — busiest streets: Park Lane, South Audley Street, Stanhope Gate
- London (W1K 5) (7% of local sales) — busiest streets: Gilbert Street, Duke Street, South Molton Street
- Mayfair (1% of local sales) — busiest streets: Park Lane
Reading about 2020 is easy; surviving 2021 is the game. Play the W1K board.
Local business? Put your name on the W1K board — one sponsor per postcode.
Prices are medians of real Land Registry sales. Street lists show street names only — never individual addresses. New to the game? Start with how to play.