HM Land Registry records the plot of land for 40, Onslow Gardens as measuring 317 m².

That makes it the 3rd largest plot in the postcode, where 21 of the 22 other houses have recorded plot data.

40, Onslow Gardens has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 02 Aug 2018.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 40, Onslow Gardens completed on 12th November 2021 at £746,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have dropped by 2.9% over the period since November 2021.

• Sold Nov 2021£746,000
• Sold Jun 2002£249,995

Since 2013 190 properties similar to 40, Onslow Gardens have sold within a radius of 540 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 4th February 2026, was 69, Cadogan Gardens, London, E18 1LY, a freehold house which sold for £810,000.

Read more about house prices in E18.

• Sold Feb 2026£810,000 | 3 Bed House69, Cadogan Gardens, London, E18 1LY69, Cadogan Gardens, London, E18 1LY
• Sold Nov 2025£922,500 | 4 Bed House106, Cadogan Gardens, London, E18 1LZ106, Cadogan Gardens, London, E18 1LZ
• Sold Oct 2025£290,000 | 3 Bed House29, Cadogan Gardens, London, E18 1LT29, Cadogan Gardens, London, E18 1LT
• Sold Sep 2025£1,250,000 | 3 Bed House8, Colvin Gardens, London, E11 2DD8, Colvin Gardens, London, E11 2DD
• Sold Aug 2025£815,000 | 3 Bed House34, Onslow Gardens, London, E18 1NE34, Onslow Gardens, London, E18 1NE
• Sold May 2025£745,000 | 3 Bed House62, Ashbourne Avenue, London, E18 1PL62, Ashbourne Avenue, London, E18 1PL
• Sold Feb 2025£900,000 | 4 Bed House38, Ashbourne Avenue, London, E18 1PL38, Ashbourne Avenue, London, E18 1PL
• Sold Jun 2024£767,075 | 3 Bed House93, Cadogan Gardens, London, E18 1LY93, Cadogan Gardens, London, E18 1LY
• Sold Apr 2024£747,500 | 3 Bed House64, Onslow Gardens, London, E18 1NB64, Onslow Gardens, London, E18 1NB
• Sold Apr 2023£850,000 | 3 Bed House38, Cadogan Gardens, London, E18 1LU38, Cadogan Gardens, London, E18 1LU
• Sold Oct 2022£965,000 | 4 Bed House31, Cadogan Gardens, London, E18 1LT31, Cadogan Gardens, London, E18 1LT
• Sold Jun 2022£775,000 | 4 Bed House43, Cadogan Gardens, London, E18 1LT43, Cadogan Gardens, London, E18 1LT
• Sold Feb 2022£860,000 | 4 Bed House81, Cadogan Gardens, London, E18 1LY81, Cadogan Gardens, London, E18 1LY
• Sold Oct 2021£880,000 | 4 Bed House54, South View Drive, London, E18 1NS54, South View Drive, London, E18 1NS
• Sold Aug 2021£835,000 | 4 Bed House11, Cadogan Gardens, London, E18 1LT11, Cadogan Gardens, London, E18 1LT
• Sold Aug 2019£680,000 | 3 Bed House20, Onslow Gardens, London, E18 1NE20, Onslow Gardens, London, E18 1NE
• Sold Oct 2018£750,000 | 3 Bed House35, Onslow Gardens, London, E18 1ND35, Onslow Gardens, London, E18 1ND
• Sold Jul 2018£710,000 | 4 Bed House71, Cadogan Gardens, London, E18 1LY71, Cadogan Gardens, London, E18 1LY
• Sold Dec 2017£690,000 | 3 Bed House6, Onslow Gardens, London, E18 1NE6, Onslow Gardens, London, E18 1NE
• Sold Nov 2013£510,500 | 3 Bed House46, Cadogan Gardens, London, E18 1LU46, Cadogan Gardens, London, E18 1LU

Of the 147 addresses on Onslow Gardens, London, E18, 40, Onslow Gardens comes out as the 40th largest and the 35th most expensive in our analysis of the public data.

It is also £216k more expensive than the average property across the E18 district.

• Oakdale Junior School

  300 m away
• Oakdale Infants' School

  400 m away
• Nightingale Primary School

  500 m away

• Woodbridge High School

  1.3 km away
• Beal High School

  1.3 km away
• Wanstead High School

  1.5 km away

• South Woodford

  |

  500 m away
• Snaresbrook

  |

  1.3 km away
• Wanstead

  |

  1.6 km away

The flood risk here is rated Very Low, based on Environment Agency data.