2 bed flat for sale Onslow Square, South Kensington, London, SW7 3LU
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About this property
Extensively refurbished sprawling 2 bedroom raised ground floor apartment overlooking Onslow Square Occupying part of the ground floor of a Grade II-listed stucco fronted townhouse dating from the mid-19th century, this elegant apartment enjoys one of the area’s most sought-after positions. Approached through a traditional private entrance, the building makes an immediate impression, with wrought-iron railings framing steps rising to the front door. Inside, character features include sash windows and a handsome fireplace with a marble surround.
Floorplan
Price guide
£2,114 per sq ft, above the middle of recent sales in SW7 (£899–£2,307, 10th–90th percentile, 360 sales over 24 months).
Lowest and highest are the 10th and 90th percentiles of 360 homes sold in SW7 over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in SW7 →
Location
Onslow Square, South Kensington, London, SW7 3LU
- Council tax
- Band D (Approx £1,667/year)The agent has not stated the band, so band D is shown as the local reference: Kensington and Chelsea's 2026/27 area average, including the typical parish precept. The actual band and any discounts change the bill.
Mortgage and stamp duty
A £2,475,000 mortgage. Most lenders would want a household income of about £550,000 to support it.
A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.
Historic sold prices nearby
HM Land Registry sales in SW7 3LU. Floor areas from Energy Performance Certificates where matched.
| Address | Type | Sold | Size | Size | £/sq ft | Price |
|---|---|---|---|---|---|---|
| 109a, Onslow Square Flat / maisonette | Flat / maisonette | Sept 2024 | 1,270 sq ft £1,004/sq ft | 1,270 sq ft | £1,004 | £1,275,000 |
| Flat 3, 93, Onslow Square Flat / maisonette | Flat / maisonette | Jun 2024 | — | — | — | £2,100,000 |
| Flat 9, 105, Onslow Square Flat / maisonette | Flat / maisonette | Jan 2023 | 3,638 sq ft £1,512/sq ft | 3,638 sq ft | £1,512 | £5,500,000 |
| Flat 3, 97, Onslow Square Flat / maisonette | Flat / maisonette | Jun 2021 | 700 sq ft £3,287/sq ft | 700 sq ft | £3,287 | £2,300,000 |
| Flat 12, 105, Onslow Square Flat / maisonette | Flat / maisonette | Apr 2021 | 1,658 sq ft £1,508/sq ft | 1,658 sq ft | £1,508 | £2,500,000 |
| Flat 4, 97, Onslow Square Flat / maisonette | Flat / maisonette | May 2019 | 2,282 sq ft £2,443/sq ft | 2,282 sq ft | £2,443 | £5,575,497 |
| Ground Floor Flat, 101, Onslow Square Flat / maisonette | Flat / maisonette | Oct 2017 | 689 sq ft £3,847/sq ft | 689 sq ft | £3,847 | £2,650,000 |
| 97a, Onslow Square Flat / maisonette | Flat / maisonette | Jan 2017 | 1,066 sq ft £1,220/sq ft | 1,066 sq ft | £1,220 | £1,300,000 |
All sales on Onslow Square → All sold prices in Kensington and Chelsea →
Area insights
The neighbourhood around this property.



