According to HM Land Registry, Flat 11, 105, Onslow Square was last sold on 11th August 2008 for £1,050,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since August 2008, the market for similar properties has risen by 20.9%.

• Sold Aug 2008£1,050,000

According to the Land Registry and our network of Estate Agents, there have been 50 sales of properties similar to Flat 11, 105, Onslow Square within a radius of 250 metres since 2013.

The most recent example is Flat 5, 49, Onslow Gardens, London, SW7 3QF, a leasehold flat which sold for £1,050,000 on the 17th December 2025.

Read more about house prices in SW7.

• Sold Dec 2025£1,050,000 | 2 Bed FlatFlat 5, 49, Onslow Gardens, London, SW7 3QFFlat 5, 49, Onslow Gardens, London, SW7 3QF
• Sold Nov 2024£4,100,000 | 2 Bed FlatFlat 1, 21, Onslow Gardens, London, SW7 3ALFlat 1, 21, Onslow Gardens, London, SW7 3AL
• Sold Oct 2024£1,732,000 | 2 Bed FlatFlat 1, 73, Onslow Square, London, SW7 3LSFlat 1, 73, Onslow Square, London, SW7 3LS
• Sold Oct 2024£925,000 | 2 Bed FlatFlat F, 4, Manson Place, London, SW7 5LTFlat F, 4, Manson Place, London, SW7 5LT
• Sold Aug 2024£1,014,000 | 2 Bed FlatFlat 2, Petersham House 29-37, Harrington Road, London, SW7 3HDFlat 2, Petersham House 29-37, Harrington Road, London, SW7 3HD
• Sold Jul 2024£1,800,000 | 2 Bed FlatFlat 5, 83-85 , Onslow Gardens, London, SW7 3BUFlat 5, 83-85 , Onslow Gardens, London, SW7 3BU
• Sold Mar 2024£980,000 | 2 Bed FlatFlat B, 55, Onslow Gardens, London, SW7 3QFFlat B, 55, Onslow Gardens, London, SW7 3QF
• Sold Mar 2024£1,100,000 | 2 Bed FlatFlat 1, 74, Onslow Gardens, London, SW7 3QBFlat 1, 74, Onslow Gardens, London, SW7 3QB
• Sold Oct 2023£1,200,000 | 2 Bed FlatFlat 28, Petersham House 29-37, Harrington Road, London, SW7 3HDFlat 28, Petersham House 29-37, Harrington Road, London, SW7 3HD
• Sold Feb 2023£1,400,000 | 2 Bed FlatFlat 1, 53, Onslow Gardens, London, SW7 3QFFlat 1, 53, Onslow Gardens, London, SW7 3QF
• Sold Aug 2022£2,000,000 | 2 Bed FlatFlat 11, Petersham House 29-37, Harrington Road, London, SW7 3HDFlat 11, Petersham House 29-37, Harrington Road, London, SW7 3HD
• Sold Feb 2022£1,180,000 | 2 Bed FlatFlat 31, Petersham House 29-37, Harrington Road, London, SW7 3HDFlat 31, Petersham House 29-37, Harrington Road, London, SW7 3HD
• Sold Dec 2021£1,500,000 | 2 Bed FlatFlat 7, 1, Onslow Gardens, London, SW7 3LXFlat 7, 1, Onslow Gardens, London, SW7 3LX
• Sold Jan 2021£1,300,000 | 2 Bed FlatFlat 5, 59, Onslow Gardens, London, SW7 3QFFlat 5, 59, Onslow Gardens, London, SW7 3QF
• Sold Oct 2020£1,400,000 | 2 Bed FlatFlat 10, 49, Onslow Gardens, London, SW7 3QFFlat 10, 49, Onslow Gardens, London, SW7 3QF
• Sold Sep 2019£1,310,000 | 2 Bed FlatFlat 8, 1-3 , Manson Place, London, SW7 5LTFlat 8, 1-3 , Manson Place, London, SW7 5LT
• Sold Apr 2019£1,775,000 | 2 Bed FlatFlat 5, 74, Onslow Gardens, London, SW7 3QBFlat 5, 74, Onslow Gardens, London, SW7 3QB
• Sold Nov 2016£1,750,000 | 2 Bed FlatFlat 1, 18, Onslow Gardens, London, SW7 3ALFlat 1, 18, Onslow Gardens, London, SW7 3AL
• Sold Aug 2015£1,330,000 | 2 Bed FlatFlat 7, 46, Onslow Square, London, SW7 3NXFlat 7, 46, Onslow Square, London, SW7 3NX
• Sold Sep 2013£1,742,500 | 2 Bed FlatFlat 13, 105, Onslow Square, London, SW7 3LUFlat 13, 105, Onslow Square, London, SW7 3LU

Onslow Square, London, SW7 has a total of 321 addresses. According to our analysis of all the public data, Flat 11, 105, Onslow Square is the 242nd largest and the 259th most expensive property on the street.

When compared to the postcode district it is £726k less expensive than the average property in SW7.

• Our Lady of Victories RC Primary School

  300 m away
• Oratory Roman Catholic Primary School

  400 m away
• Marlborough Primary School

  700 m away

• St. Thomas More Language College

  1.0 km away
• Chelsea Academy

  1.6 km away
• The London Oratory School

  1.7 km away

• South Kensington

  |

  300 m away
• Gloucester Road

  |

  500 m away
• Earl's Court

  |

  1.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.