£18,500,000

Added on 01/06/2026
A rare opportunity to acquire a prime mixed-use freehold medical and residential building on the world-renowned Harley Street, together with an adjoining mews property, offered with full vacant possession.
Constructed circa 1820, this grand Grade II Listed mixed-use building is arranged over lower ground, ground and four upper floors. The property retains an abundance of impressive period features, including channelled stucco detailing to the ground floor façade, elegant double-panelled entrance doors, ornate fireplaces, decorative ceiling cornices, and exceptionally generous room proportions throughout.
£1,788 per sq ft — above the middle of recent sales in W1G (£1,050–£2,443, 10th–90th percentile, 54 sales over 24 months).
Lowest and highest are the 10th and 90th percentiles of 54 homes sold in W1G over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in W1G →
Harley Street, Marylebone, London, W1G 6BA
HM Land Registry sales on Harley Street — none recorded yet for W1G 6BA. Floor areas from Energy Performance Certificates where matched.
| Address | Type | Sold | Size | Size | £/sq ft | Price |
|---|---|---|---|---|---|---|
| Apartment 8, 103 - 105, Harley Street W1G 6AJ Flat / maisonette | Flat / maisonette | Jun 2026 | 958 sq ft £716/sq ft | 958 sq ft | £716 | £685,500 |
| 59, Harley Street W1G 8QT Terraced | Terraced | Sept 2025 | 7,621 sq ft £984/sq ft | 7,621 sq ft | £984 | £7,500,000 |
| Apartment 10, 103 - 105, Harley Street W1G 6AJ Flat / maisonette | Flat / maisonette | Jan 2025 | — | — | — | £1,365,000 |
| Apartment 9, 103 - 105, Harley Street W1G 6AJ Flat / maisonette | Flat / maisonette | Jul 2024 | 969 sq ft £867/sq ft | 969 sq ft | £867 | £840,000 |
| Third Floor Flat, 90, Harley Street W1G 7HS Flat / maisonette | Flat / maisonette | Jul 2024 | 926 sq ft £1,350/sq ft | 926 sq ft | £1,350 | £1,250,000 |
| Flat 41, Harmont House, 20, Harley Street W1G 9PJ Flat / maisonette | Flat / maisonette | Jul 2024 | 1,335 sq ft £1,648/sq ft | 1,335 sq ft | £1,648 | £2,200,000 |
| Flat 4, Park House, 123 - 125, Harley Street W1G 6AY Flat / maisonette | Flat / maisonette | Nov 2023 | 893 sq ft £1,231/sq ft | 893 sq ft | £1,231 | £1,100,000 |
| First Floor, 92, Harley Street W1G 7HU Flat / maisonette | Flat / maisonette | Sept 2023 | 1,636 sq ft £2,200/sq ft | 1,636 sq ft | £2,200 | £3,600,000 |
All sales on Harley Street → All sold prices in Marylebone →
The neighbourhood around this property.
