According to data from HM Land Registry, 18, Harlequin Close, Isleworth sits on a plot of 125 m².

We have plot size data on 17 out of 33 other houses in the postcode and 18, Harlequin Close, Isleworth sits on the 15th largest plot.

18, Harlequin Close, Isleworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Nov 2015.

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, 18, Harlequin Close, Isleworth was last sold on 3rd August 2021 for £480,000 and was recorded as a freehold house.

The property has had 3 sales since 1995.

Since August 2021, the market for similar properties has risen by 11.8%.

According to the Land Registry and our network of Estate Agents, there have been 165 sales of properties similar to 18, Harlequin Close, Isleworth within a radius of 640 metres since 2013.

The most recent example is 21, Harlequin Close, Isleworth, TW7 7LA, a freehold house which sold for £525,000 on the 15th May 2026.

Read more about house prices in TW7.

• Sold May 2026£525,000 | 3 Bed House21, Harlequin Close, Isleworth, TW7 7LA21, Harlequin Close, Isleworth, TW7 7LA
• Sold Mar 2026£520,000 | 3 Bed House74, Kneller Gardens, Isleworth, TW7 7NW74, Kneller Gardens, Isleworth, TW7 7NW
• Sold Jan 2026£640,000 | 3 Bed House242, Whitton Dene, Isleworth, TW7 7LU242, Whitton Dene, Isleworth, TW7 7LU
• Sold Oct 2025£572,500 | 3 Bed House58, Arnold Crescent, Isleworth, TW7 7NU58, Arnold Crescent, Isleworth, TW7 7NU
• Sold Oct 2025£615,000 | 3 Bed House165, Hall Road, Isleworth, TW7 7PD165, Hall Road, Isleworth, TW7 7PD
• Sold Oct 2025£275,000 | 3 Bed House4, Arnold Crescent, Isleworth, TW7 7NT4, Arnold Crescent, Isleworth, TW7 7NT
• Sold Jul 2024£530,000 | 3 Bed House18, Arnold Crescent, Isleworth, TW7 7NT18, Arnold Crescent, Isleworth, TW7 7NT
• Sold Apr 2024£450,000 | 3 Bed House7, Regency Mews, Isleworth, TW7 7LX7, Regency Mews, Isleworth, TW7 7LX
• Sold Dec 2023£700,000 | 3 Bed House35, Arnold Crescent, Isleworth, TW7 7NS35, Arnold Crescent, Isleworth, TW7 7NS
• Sold Aug 2023£525,000 | 3 Bed House173, Hall Road, Isleworth, TW7 7PD173, Hall Road, Isleworth, TW7 7PD
• Sold Feb 2023£525,000 | 3 Bed House2, Yeomans Mews, Isleworth, TW7 7LZ2, Yeomans Mews, Isleworth, TW7 7LZ
• Sold Jul 2022£435,000 | 3 Bed House8, Regency Mews, Isleworth, TW7 7LX8, Regency Mews, Isleworth, TW7 7LX
• Sold Jun 2021£450,000 | 3 Bed House25, Harlequin Close, Isleworth, TW7 7LA25, Harlequin Close, Isleworth, TW7 7LA
• Sold Nov 2020£520,000 | 3 Bed House84, Arnold Crescent, Isleworth, TW7 7NU84, Arnold Crescent, Isleworth, TW7 7NU
• Sold Jun 2019£430,000 | 3 Bed House30, Harlequin Close, Isleworth, TW7 7LA30, Harlequin Close, Isleworth, TW7 7LA
• Sold Feb 2019£410,000 | 3 Bed House8, Harlequin Close, Isleworth, TW7 7LA8, Harlequin Close, Isleworth, TW7 7LA
• Sold Jan 2019£455,000 | 3 Bed House10, Yeomans Mews, Isleworth, TW7 7LZ10, Yeomans Mews, Isleworth, TW7 7LZ
• Sold Dec 2018£405,000 | 3 Bed House9, Yeomans Mews, Isleworth, TW7 7LZ9, Yeomans Mews, Isleworth, TW7 7LZ
• Sold Sep 2015£410,000 | 3 Bed House7, Queensbridge Park, Isleworth, TW7 7LY7, Queensbridge Park, Isleworth, TW7 7LY
• Sold Dec 2013£390,000 | 3 Bed House236, Whitton Dene, Isleworth, TW7 7LU236, Whitton Dene, Isleworth, TW7 7LU

Harlequin Close, Isleworth, TW7 has a total of 33 addresses. According to our analysis of all the public data, 18, Harlequin Close, Isleworth is the 5th largest and the 6th most expensive property on the street.

When compared to the postcode district it is £14k more expensive than the average property in TW7.

• Chase Bridge Primary School

  500 m away
• Ivybridge Primary School

  800 m away
• Chatsworth Primary School

  1.0 km away

• The Richmond upon Thames School

  800 m away
• St Richard Reynolds Catholic High School

  1.4 km away
• Gumley House RC Convent School, FCJ

  1.5 km away

• Hounslow

  |

  1.3 km away
• Twickenham

  |

  1.4 km away
• Whitton (London)

  |

  1.4 km away

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