18, Treve Avenue
18, Treve Avenue
Description & Estimates







Public records show 18, Treve Avenue, Harrow to be an early-century freehold house with 968 ft2 of internal area, sitting on a 409 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
18, Treve Avenue, Harrow has an estimated sale value of £606,256 and an estimated rental value of £2,800 per month, assuming reasonable condition and based on the information available.
Treve Avenue, Harrow, HA1 lies in the borough of Harrow, within the HA1 postal district.
Our Data Sources
18, Treve Avenue, Harrow has a single entry in the Land Registry from August 2024 and a single entry in the EPC database dated May 2024.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 18, Treve Avenue, Harrow would be worth £636,569, with a potential rental value of £2,940 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £563,818, with a rental value of £2,604 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 18, Treve Avenue, Harrow has fallen by £8,125 (1.3%) over the last year. During the same period, its estimated monthly rental value has moved up by £73 (2.6%). The property's estimated gross yield is currently 5.5%.
Plot Size
18, Treve Avenue, Harrow occupies a 409 m2 plot as recorded by HM Land Registry.
All 22 other houses in this postcode have recorded plot sizes, and this one ranks as the 15th largest.
Energy Efficiency
18, Treve Avenue, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 May 2024.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
18, Treve Avenue, Harrow last changed hands on 27th August 2024, selling for £610,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 2.4% since August 2024.
- Sold Aug 2024£610,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 490 metres of 18, Treve Avenue, Harrow across the last 2 years.
Most recently, 22, Lascelles Avenue, Harrow, HA1 4AW, a freehold house, sold at £575,000 on the 30th January 2026.
Read more about house prices in HA1.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 18, Treve Avenue, Harrow as the 34th largest and the 31st most expensive of the 34 addresses on Treve Avenue, Harrow, HA1.
Against the HA1 postcode district average, it is £135k more expensive than the typical property.
More reading links
Schools Nearby
- 500mSt Anselm's Catholic Primary School
- 600mVaughan Primary School
- 800mGrange Primary School
- 400mWhitmore High School
- 1.5kmHarrow High School
- 2.0kmNower Hill High School
More reading links
Public Transport Nearby
West Harrow station is the nearest stop to 18, Treve Avenue, Harrow at 600 metres away.
- 600mWest Harrow
- 900mHarrow-on-the-Hill
- 1.3kmSouth Harrow
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

