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SW7 3LY

Onslow Gardens, South Kensington, London

£3,000,000
£333,000 below fair value
3 Beds
2 Baths
145 m² Floor area
Type Flat
Listed 11 Sep 2026
Price per m² £20,690 / m²

This marvellous upper maisonette apartment benefits from LIFT ACCESS as well as exceptional structural bones, the luminescent living room boasts three large windows that allow light to pour in from the southerly aspect as well as a central period fireplace. There is a bright, separate and modernised kitchen that is well proportioned and accommodates a spacious dining area.
The apartment has 3 bedrooms; the principal bedroom has an en-suite bathroom with double sinks a additionally there is a Juliette balcony that adorns the principal suite. The are two additional double bedrooms located on the same floor, both with built in wardrobes offering ample storage. one bedroom provides access to the attic this is a rare find and great for extra storage space. The family bathroom in the hallway is well equipped with a bath / shower to accommodate these additional bedrooms
On the top floor there is a large south facing roof terrace and a second access to the attic. The roof terrace has been newly tiled and enjoys sought after views over the neighbourhood and communal gardens whilst still offering rare privacy.

Onslow Gardens is the stalwart address for apartments in South Kensington. Nestled quietly between the Old Brompton Road, Fulham Road and Gloucester road, it is an address that is very close to many brilliant boutique shops, restaurants, preparatory and senior schools with South Kensington or Gloucester Road Underground stations very nearby (Piccadilly, District & Circle Lines). There is a saturday farmers market on Bute Street that that the new owner can enjoy just moments away.

How the asking price has moved

Sep 2026
£3,000,000
Listed at original asking price

Prices, costs and transport nearby

What homes within 400 m sold for since Nov 2023, by type. Source: HM Land Registry.

Type Median Middle 80%
Flat This home
Median
142 sales
Terraced
Median
41 sales
Semi-Detached
No sales nearby
Detached
No sales nearby

Most recent sales

Address Sold price Date Type
Flat 4, 81, 81 ONSLOW SQUARE, SW7 3LT £3,700,000 Jun 2026 Flat
Flat 4, 82, 82 ONSLOW GARDENS, SW7 3BS £1,070,000 May 2026 Flat
2 SELWOOD PLACE, SW7 3QQ £3,200,000 Apr 2026 Terraced
Flat 12, 35, 35 ONSLOW GARDENS, SW7 3PY £1,850,000 Mar 2026 Flat
Flat 5, 21, 21 ONSLOW GARDENS, SW7 3AL £3,700,000 Feb 2026 Flat
Flat 7, 90, 90 ONSLOW GARDENS, SW7 3BS £1,650,000 Jan 2026 Flat
11 ROSE SQUARE, SW3 6RS £1,280,000 Nov 2025 Flat
60 ROSE SQUARE, SW3 6RS £3,650,000 Sep 2025 Flat
10 SELWOOD TERRACE, SW7 3QN £2,950,000 Sep 2025 Terraced
Flat 9, 3, 3 CRANLEY PLACE, SW7 3AB £985,000 Aug 2025 Flat
4 ONSLOW MEWS WEST, SW7 3AF £2,750,000 Aug 2025 Terraced
Flat 10, 81, 81 ONSLOW SQUARE, SW7 3LT £2,500,000 Aug 2025 Flat
84A ONSLOW GARDENS, SW7 3BS £5,000,000 Jul 2025 Flat
Flat 1, 42, 42 ONSLOW GARDENS, SW7 3PY £3,000,000 Jul 2025 Flat
Flat 6, 66, 66 ONSLOW GARDENS, SW7 3QB £1,125,000 Jul 2025 Flat
Source: HM Land Registry · within 200 m · most recent first

Onslow Gardens, South Kensington, London

Asking price
£3,000,000
£333,000 below fair value
Our fair price estimate £3,333,000
Price per m² £20,690 / m²
Fair price = nearby sold prices per m² × UK HPI × 145 m² floor area (EPC-declared). Source: Land Registry, EPC & UK HPI.
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About this valuation

Fair price calculated from HM Land Registry sold prices in the same postcode area, adjusted by the UK House Price Index, and multiplied by the EPC-declared floor area of 145 m². Updated daily.

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