SW1X 9HB
Lowndes Square, Knightsbridge, London
This laterally converted Penthouse apartment, is distinguished by its double-height pitched ceiling of 5.5m in height, four bedroom suites and roof terrace. Forming part of this recently completed development, the property is presented in excellent condition with one underground parking space and 24-hour concierge service.
Comprising approximately 3,067 sq ft of floor area in the main apartment, natural light floods the expansive open-plan reception and dining area, where large windows and skylights create an uplifting sense of space. NB. Please note this apartment is currently let until July 2026.
The pale vintage oak flooring, laid in wide timber boards, ties the interiors together with understated warmth and refinement. The drawing room with its unique double-height proportions forms the dramatic heart of the home, with a striking exposed staircase, glass balustrade rises beneath a skylight, creating an impressive wow factor when entering the property.
The penthouse features four generous bedroom suites, each designed with comfort, privacy, and natural light in mind. The principal suite, located on the upper level includes a spacious walk-in dressing room, an impressive principal bathroom and full-height sliding glass doors opening onto a private rooftop terrace overlooking the trees of Lowndes Square and the London skyline. The three additional bedroom suites are equally well-appointed, offering generous proportions, elegant finishes, and luxurious en-suite bathrooms – ideal for family or guests. A separate studio provides additional accommodation for staff or guests. Located on the lower ground floor, the apartment can be accessed from the main entrance and comprises 528 sq ft of internal accommodation. Within the lower ground floor, Apartment Four has one parking bay.
Reception Room -
Dining Room -
Kitchen -
Principal Bedroom Suite -
Bedroom 2 With Ensuite -
Bedroom 3 With Ensuite -
Study/Bedroom 4 With Ensuite -
Roof Terrace -
Studio Apartment -
Shower Room -
How the asking price has moved
Prices, costs and what's nearby
What homes within 400 m sold for since Nov 2023, by type. Source: HM Land Registry.
Most recent sales
| Address | Sold price | Date | Type | Distance |
|---|---|---|---|---|
| 1 BOWLAND YARD, SW1X 8EE | £2,375,000 | Jul 2026 | Terraced | 160 m |
| 8 BOWLAND YARD, SW1X 8EE | £1,850,000 | Jun 2026 | Terraced | 160 m |
| Flat 20, 1, 1 LOWNDES SQUARE, SW1X 9EZ | £5,400,000 | Jun 2026 | Flat | 100 m |
| Flat 5, 1, 1 WILLIAM STREET, SW1X 9HL | £17,668,812 | Apr 2026 | Flat | 170 m |
| 23 WILTON PLACE, SW1X 8RL | £8,750,000 | Mar 2026 | Terraced | 150 m |
| 12 HERBERT CRESCENT, SW1X 0HB | £9,400,000 | Feb 2026 | Terraced | 200 m |
| Flat 15, LOWNDES COURT, LOWNDES SQUARE, SW1X 9JJ | £10,000,000 | Feb 2026 | Flat | 120 m |
| Flat 9, 1, 1 WILLIAM STREET, SW1X 9HL | £1,500,000 | Jan 2026 | Flat | 170 m |
| Flat 9, 1, 1 WILLIAM STREET, SW1X 9HL | £2,550,000 | Sep 2025 | Flat | 170 m |
| Flat 22, GREVILLE HOUSE, KINNERTON STREET, SW1X 8EY | £1,525,000 | May 2025 | Flat | 100 m |
| Flat 2, 6, 6 LOWNDES SQUARE, SW1X 9HR | £2,735,000 | Apr 2025 | Flat | 80 m |
| 49 WILLIAM MEWS, SW1X 9HQ | £5,250,000 | Apr 2025 | Terraced | 120 m |
| 6 KINNERTON YARD, SW1X 8EB | £1,450,000 | Mar 2025 | Flat | 70 m |
| 61 KINNERTON STREET, SW1X 8ED | £3,125,000 | Feb 2025 | Flat | 130 m |
| 4 HALKIN MEWS, SW1X 8JZ | £3,000,000 | Feb 2025 | Terraced | 190 m |
How the average price of flats in Westminster has moved, compared with London overall.
Monthly asking rents for homes advertised within 400 m in the last 3 months, by bedrooms.
Based on the asking price of £14,950,000. Adjust the figures to match your own deposit and rate.
For illustration only — not a mortgage offer or financial advice. Actual repayments depend on your lender, credit profile and product fees.
The closest stations, schools and grocery shops to this home. Straight-line distance, not walking route.
Stations
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KnightsbridgePiccadilly220 m
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Hyde Park CornerPiccadilly500 m
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Sloane SquareCircle District900 m
Schools
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More House SchoolIndependent Ages 9–18350 m
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Hill House SchoolIndependent Ages 4–13370 m
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Knightsbridge SchoolIndependent Ages 2–16530 m
Distance is not catchment. Check admissions with the school or local council. Source: DfE Get Information About Schools.
Groceries
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WaitroseSupermarket170 m
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Sainsbury's LocalConvenience store470 m
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Little WaitroseConvenience store490 m
Source: © OpenStreetMap contributors.