1, Herm Close, Isleworth occupies a 514 m² plot as recorded by HM Land Registry.

All 9 other houses in this postcode have recorded plot sizes, and this one ranks as the 4th largest.

1, Herm Close, Isleworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 07 Aug 2024.

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

1, Herm Close, Isleworth last changed hands on 25th April 2003, selling for £805,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

• Sold Apr 2003£805,000
• Sold Feb 1996£354,950

Land Registry records and our Estate Agent network show 29 sales of comparable properties within 790 metres of 1, Herm Close, Isleworth since 2007.

Most recently, 17, Alderney Avenue, Hounslow, TW5 0QN, a freehold house, sold at £1,300,000 on the 12th December 2025.

Read more about house prices in TW7.

• Sold Dec 2025£1,300,000 | 5 Bed House17, Alderney Avenue, Hounslow, TW5 0QN17, Alderney Avenue, Hounslow, TW5 0QN
• Sold Mar 2025£1,200,000 | 5 Bed House41, Jersey Road, Hounslow, TW5 0TR41, Jersey Road, Hounslow, TW5 0TR
• Sold Mar 2025£1,040,000 | 5 Bed House235, Jersey Road, Isleworth, TW7 4RE235, Jersey Road, Isleworth, TW7 4RE
• Sold Sep 2023£1,225,000 | 5 Bed House6, St. Marys Crescent, Isleworth, TW7 4NA6, St. Marys Crescent, Isleworth, TW7 4NA
• Sold Jul 2023£1,050,000 | 5 Bed House87, Jersey Road, Hounslow, TW5 0TW87, Jersey Road, Hounslow, TW5 0TW
• Sold Dec 2022£1,250,000 | 5 Bed House107, Jersey Road, Isleworth, TW7 4QR107, Jersey Road, Isleworth, TW7 4QR
• Sold Jun 2022£1,100,000 | 5 Bed House152, Thornbury Road, Isleworth, TW7 4QE152, Thornbury Road, Isleworth, TW7 4QE
• Sold May 2022£1,100,000 | 5 Bed House3, Cranmore Avenue, Isleworth, TW7 4QW3, Cranmore Avenue, Isleworth, TW7 4QW
• Sold Feb 2022£1,150,000 | 5 Bed House51, Jersey Road, Hounslow, TW5 0TR51, Jersey Road, Hounslow, TW5 0TR
• Sold Jun 2021£1,200,000 | 5 Bed House43, Jersey Road, Hounslow, TW5 0TR43, Jersey Road, Hounslow, TW5 0TR
• Sold Jun 2021£900,000 | 5 Bed House35, Alderney Avenue, Hounslow, TW5 0QN35, Alderney Avenue, Hounslow, TW5 0QN
• Sold Jun 2021£1,205,000 | 5 Bed House7, Herm Close, Isleworth, TW7 4RH7, Herm Close, Isleworth, TW7 4RH
• Sold Apr 2021£1,225,000 | 5 Bed House197, Jersey Road, Isleworth, TW7 4QJ197, Jersey Road, Isleworth, TW7 4QJ
• Sold Jan 2021£920,000 | 5 Bed House47, Burlington Road, Isleworth, TW7 4LX47, Burlington Road, Isleworth, TW7 4LX
• Sold Dec 2020£1,075,000 | 5 Bed House133, Jersey Road, Isleworth, TW7 4QP133, Jersey Road, Isleworth, TW7 4QP
• Sold May 2020£910,000 | 5 Bed House31, Osterley Avenue, Isleworth, TW7 4QF31, Osterley Avenue, Isleworth, TW7 4QF
• Sold Nov 2015£795,000 | 5 Bed House116, Bassett Gardens, Isleworth, TW7 4QY116, Bassett Gardens, Isleworth, TW7 4QY
• Sold Oct 2012£700,000 | 5 Bed House176, Jersey Road, Isleworth, TW7 4QN176, Jersey Road, Isleworth, TW7 4QN
• Sold Apr 2008£800,000 | 5 Bed House117, Jersey Road, Isleworth, TW7 4QR117, Jersey Road, Isleworth, TW7 4QR
• Sold Sep 2007£564,000 | 5 Bed House29, Cranmore Avenue, Isleworth, TW7 4QW29, Cranmore Avenue, Isleworth, TW7 4QW

Our analysis of the public data ranks 1, Herm Close, Isleworth as the 9th largest and the 7th most expensive of the 9 addresses on Herm Close, Isleworth, TW7.

Against the TW7 postcode district average, it is £695k more expensive than the typical property.

• Heston Primary School

  1.1 km away
• Alexandra Primary School

  1.1 km away
• Spring Grove Primary School

  1.2 km away

• Heston Community School

  1.0 km away
• Isleworth and Syon School for Boys

  1.0 km away
• Lampton Academy

  1.2 km away

• Osterley

  |

  400 m away
• Hounslow East

  |

  1.2 km away
• Isleworth

  |

  1.6 km away

Environment Agency data suggests this area has a Very Low risk of flooding.