According to data from HM Land Registry, 40, Cavendish Avenue, Harrow sits on a plot of 282 m².

We have plot size data on 26 out of 26 other houses in the postcode and 40, Cavendish Avenue, Harrow sits on the 24th largest plot.

40, Cavendish Avenue, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Oct 2014.

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

According to HM Land Registry, 40, Cavendish Avenue, Harrow was last sold on 9th July 2015 for £460,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since July 2015, the market for similar properties has risen by 43.9%.

According to the Land Registry and our network of Estate Agents, there have been 145 sales of properties similar to 40, Cavendish Avenue, Harrow within a radius of 560 metres since 2012.

The most recent example is 435, Whitton Avenue West, Greenford, UB6 0DX, a freehold house which sold for £546,000 on the 9th April 2026.

Read more about house prices in HA1.

• Sold Apr 2026£546,000 | 3 Bed House435, Whitton Avenue West, Greenford, UB6 0DX435, Whitton Avenue West, Greenford, UB6 0DX
• Sold Nov 2025£550,000 | 3 Bed House63, Cavendish Avenue, Harrow, HA1 3RF63, Cavendish Avenue, Harrow, HA1 3RF
• Sold Sep 2025£580,000 | 3 Bed House64, Wood End Road, Harrow, HA1 3PS64, Wood End Road, Harrow, HA1 3PS
• Sold Jul 2025£530,000 | 3 Bed House98, Ennismore Avenue, Greenford, UB6 0JW98, Ennismore Avenue, Greenford, UB6 0JW
• Sold Feb 2025£672,000 | 3 Bed House108, Cavendish Avenue, Harrow, HA1 3RQ108, Cavendish Avenue, Harrow, HA1 3RQ
• Sold Jan 2025£595,000 | 3 Bed House60, Cavendish Avenue, Harrow, HA1 3RG60, Cavendish Avenue, Harrow, HA1 3RG
• Sold Sep 2024£518,500 | 3 Bed House420, Whitton Avenue East, Greenford, UB6 0JS420, Whitton Avenue East, Greenford, UB6 0JS
• Sold Apr 2024£288,000 | 3 Bed House72, Cavendish Avenue, Harrow, HA1 3RG72, Cavendish Avenue, Harrow, HA1 3RG
• Sold Jun 2022£600,000 | 3 Bed House65, Cavendish Avenue, Harrow, HA1 3RF65, Cavendish Avenue, Harrow, HA1 3RF
• Sold Jun 2021£580,000 | 3 Bed House78, Wood End Road, Harrow, HA1 3PS78, Wood End Road, Harrow, HA1 3PS
• Sold Jan 2021£495,000 | 3 Bed House48, Cavendish Avenue, Harrow, HA1 3RG48, Cavendish Avenue, Harrow, HA1 3RG
• Sold Dec 2020£570,000 | 3 Bed House102, Cavendish Avenue, Harrow, HA1 3RQ102, Cavendish Avenue, Harrow, HA1 3RQ
• Sold Aug 2020£600,000 | 3 Bed House118, Cavendish Avenue, Harrow, HA1 3RQ118, Cavendish Avenue, Harrow, HA1 3RQ
• Sold Jan 2020£625,000 | 3 Bed House36, Cavendish Avenue, Harrow, HA1 3RG36, Cavendish Avenue, Harrow, HA1 3RG
• Sold Aug 2018£562,000 | 3 Bed House48, Wood End Road, Harrow, HA1 3PS48, Wood End Road, Harrow, HA1 3PS
• Sold Oct 2016£475,000 | 3 Bed House46, Cavendish Avenue, Harrow, HA1 3RG46, Cavendish Avenue, Harrow, HA1 3RG
• Sold May 2016£559,950 | 3 Bed House78, Cavendish Avenue, Harrow, HA1 3RG78, Cavendish Avenue, Harrow, HA1 3RG
• Sold May 2015£444,000 | 3 Bed House80, Cavendish Avenue, Harrow, HA1 3RQ80, Cavendish Avenue, Harrow, HA1 3RQ
• Sold Sep 2013£335,000 | 3 Bed House42, Cavendish Avenue, Harrow, HA1 3RG42, Cavendish Avenue, Harrow, HA1 3RG
• Sold Jun 2012£370,000 | 3 Bed House52, Cavendish Avenue, Harrow, HA1 3RG52, Cavendish Avenue, Harrow, HA1 3RG

Cavendish Avenue, Harrow, HA1 has a total of 169 addresses. According to our analysis of all the public data, 40, Cavendish Avenue, Harrow is the 83rd largest and the 76th most expensive property on the street.

When compared to the postcode district it is £128k more expensive than the average property in HA1.

• St George's Primary Catholic Voluntary Academy

  800 m away
• Wood End Primary School

  900 m away
• Horsenden Primary School

  900 m away

• Whitmore High School

  2.0 km away
• Wembley High Technology College

  2.0 km away
• Rooks Heath School

  2.3 km away

• Sudbury Hill Harrow

  |

  200 m away
• Sudbury Hill

  |

  200 m away
• South Harrow

  |

  1.2 km away

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