Flat 4, 30, Onslow Gardens has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 31 Mar 2012.

The property is not connected to mains gas and has single glazeddouble glazing. It is heated using Boiler and radiators, mains gas.

According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to Flat 4, 30, Onslow Gardens within a radius of 240 metres over the last 2 years.

The most recent example is Flat 12, 35, Onslow Gardens, London, SW7 3PY, a leasehold flat which sold for £1,850,000 on the 6th March 2026.

Read more about house prices in SW7.

• Sold Mar 2026£1,850,000 | 3 Bed FlatFlat 12, 35, Onslow Gardens, London, SW7 3PYFlat 12, 35, Onslow Gardens, London, SW7 3PY
• Sold Oct 2023£2,600,000 | 3 Bed FlatFlat 6, 89, Onslow Square, London, SW7 3LTFlat 6, 89, Onslow Square, London, SW7 3LT
• Sold Jul 2023£2,600,000 | 3 Bed FlatFlat 6, 30, Onslow Gardens, London, SW7 3AHFlat 6, 30, Onslow Gardens, London, SW7 3AH

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Onslow Gardens, London, SW7 has a total of 504 addresses. According to our analysis of all the public data, Flat 4, 30, Onslow Gardens is the 174th largest and the 132nd most expensive property on the street.

When compared to the postcode district it is £38k more expensive than the average property in SW7.

• 200

  m

  Our Lady of Victories RC Primary School
• 500

  m

  Oratory Roman Catholic Primary School
• 700

  m

  Bousfield Primary School

• 1.0

  km

  St. Thomas More Language College
• 1.6

  km

  Chelsea Academy
• 1.6

  km

  The London Oratory School

• 300

  m

  South Kensington
• 500

  m

  Gloucester Road
• 1.1

  km

  Earl's Court

According to recent data from Ofcom, ultrafast broadband is available in this area.

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