According to data from HM Land Registry, 35, Onslow Gardens sits on a plot of 372 m².

We have plot size data on 9 out of 14 other houses in the postcode and 35, Onslow Gardens sits on the 5th largest plot.

According to HM Land Registry, 35, Onslow Gardens was last sold on 1st February 2000 for £540,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Feb 2000£540,000

According to the Land Registry and our network of Estate Agents, there have been 3 property sales within 570 metres of 35, Onslow Gardens over the last 2 years.

The most recent example is 29C, Onslow Gardens, London, N10 3JT, a leasehold flat which sold for £680,000 on the 18th December 2025.

Read more about house prices in N10.

• Sold Dec 2025£680,000 | 2 Bed Flat29C, Onslow Gardens, London, N10 3JT29C, Onslow Gardens, London, N10 3JT
• Sold May 2021£690,000 | 2 Bed Flat29B, Onslow Gardens, London, N10 3JT29B, Onslow Gardens, London, N10 3JT
• Sold Sep 2013£1,946,250 | 5 Bed House27, Onslow Gardens, London, N10 3JT27, Onslow Gardens, London, N10 3JT

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

• 500

  m

  St James Church of England Primary School
• 800

  m

  Tetherdown Primary School
• 900

  m

  Muswell Hill Primary School

• 700

  m

  Highgate Wood Secondary School
• 1.1

  km

  Fortismere School
• 1.6

  km

  St Aloysius' College

• 700

  m

  Highgate
• 1.5

  km

  East Finchley
• 2.2

  km

  Hornsey

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.