40, Knowles Close
40, Knowles Close
Description & Estimates







Public records show 40, Knowles Close, West Drayton to be a mid-century leasehold apartment with 419 ft2 of internal area.
In this area, apartments of this size normally have 1 bedroom.
40, Knowles Close, West Drayton has an estimated sale value of £213,353 and an estimated rental value of £1,196 per month, assuming reasonable condition and based on the information available.
Knowles Close, Yiewsley, West Drayton, UB7 lies in the borough of Hillingdon, within the UB7 postal district.
Our Data Sources
40, Knowles Close, West Drayton has 31 entries in the Land Registry , most recently in October 2007 and a single entry in the EPC database dated April 2024.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 40, Knowles Close, West Drayton would be worth £224,020, with a potential rental value of £1,256 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £198,418, with a rental value of £1,112 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 40, Knowles Close, West Drayton has dropped by £2,917 (1.4%) over the last year. During the same period, its estimated monthly rental value has risen by £3 (0.2%). The property's estimated gross yield is currently 6.7%.
Energy Efficiency
40, Knowles Close, West Drayton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 27 Apr 2024.
The property is not connected to mains gas and has single glazed windows. It is heated using Electric storage heaters.
Sold Prices
40, Knowles Close, West Drayton last changed hands on 12th October 2007, selling for £155,000. The transaction was logged as a leasehold flat by HM Land Registry.
In total it has sold 3 times since 1995.
The market for similar properties has risen by 40.9% since October 2007.
- Sold Oct 2007£155,000
- Sold Mar 2002£98,750
- Sold Nov 1999£68,750
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 400 metres of 40, Knowles Close, West Drayton across the last 2 years.
Most recently, 82, Knowles Close, West Drayton, UB7 8LZ, a leasehold flat, sold at £217,000 on the 20th March 2026.
Read more about house prices in UB7.
- Sold Mar 2026£217,000 | 1 Bed Flat82, Knowles Close, West Drayton, UB7 8LZ82, Knowles Close, West Drayton, UB7 8LZ
- Sold Jul 2025£238,000 | 1 Bed Flat97, Knowles Close, West Drayton, UB7 8LZ97, Knowles Close, West Drayton, UB7 8LZ
- Sold Mar 2022£12,490,000 | 1 Bed Flat1 Yiewsley Court, Horton Road, West Drayton, UB7 8HQ1 Yiewsley Court, Horton Road, West Drayton, UB7 8HQ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 40, Knowles Close, West Drayton as the 38th largest and the 44th most expensive of the 97 addresses on Knowles Close, Yiewsley, West Drayton, UB7.
Against the UB7 postcode district average, it is £178k less expensive than the typical property.
More reading links
Schools Nearby
- 400mSt Matthew's CofE Primary School
- 600mWest Drayton Academy
- 700mRabbsfarm Primary School
- 1.1kmPark Academy West London
- 2.5kmBishopshalt School
- 2.7kmHarlington School
More reading links
Public Transport Nearby
West Drayton station is the nearest stop to 40, Knowles Close, West Drayton at 200 metres away.
- 200mWest Drayton
- 2.6kmIver
- 3.5kmHayes & Harlington
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

