6 Onslow Square
SW7 3NP · LONDON
£30,039 / month
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Price history
Sales recorded by HM Land Registry. Dashed blue line: where the price would be if it had matched UK average growth.
+269% across 13 years — that's 11.0% per year compounded.
| Date | Notes | Sale price |
|---|---|---|
| 11 Oct 2013 | £2,950,000 | |
| 21 Jun 2002 | £940,000 | |
| 6 Apr 2001 | £800,000 |
Recent comparable sales
Other flat properties sold in postcode sector SW7 3 in the last 36 months. Explore comparable sales on a map →
| Address | Type | Sold | Floor area | £/sqft | Price |
|---|---|---|---|---|---|
| 4 Roland Gardens | Flat | Apr 2026 | — | — | £1,115,000 |
| PETERSHAM HOUSE Harrington Road | Flat | Mar 2026 | — | — | £1,375,000 |
| 35 Onslow Gardens | Flat | Mar 2026 | — | — | £1,850,000 |
| 20 Cranley Gardens | Flat | Feb 2026 | — | — | £1,875,000 |
| 21 Onslow Gardens | Flat | Feb 2026 | — | — | £3,700,000 |
| 90 Onslow Gardens | Flat | Jan 2026 | — | — | £1,650,000 |
| 21 - 23 Cranley Gardens | Flat | Jan 2026 | — | — | £1,530,000 |
| 31 - 33 Cranley Gardens | Flat | Jan 2026 | — | — | £1,040,000 |