Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area  Export table	Last sold	Price paid	Floor area	£ per square metre	Type	Paid	m2	£/m2
57, Northwick Avenue, Harrow, HA3 0AU	13 Nov 2020	£755,000 B	135 sqm	£5,592	Detached (3 bed)
Kunjan Villa, 57a, Northwick Avenue, Harrow, HA3 0AU -	26 Aug 2011	£530,000	140 sqm	£3,785	Detached (3 bed)
61, Northwick Avenue, Harrow, HA3 0AU	02 May 1996	£660,000			Detached (3 bed)
57, Northwick Avenue	£755,000 B Nov-2020	135	5,592
Kunjan Villa, 57a, Northwick Avenue -	£530,000 Aug-2011	140	3,785
61, Northwick Avenue	£660,000 May-1996

The data above for Northwick Avenue can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Northwick Avenue, Harrow is £5,227 sqm (£485 per sq ft), this is from the selling price of the 5 most recent sales.
The majority of homes in Preston Road are now selling for between £4,730 and £6,310 per square metre , find out more in this local analysis of HA3 0 (Preston Road) house prices.
There are about 83 homes on Northwick Avenue, we would have expected roughly 11 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 5 property sales in Northwick Avenue, averaging roughly 1 home sales per year .
The average size of all the properties on Northwick Avenue is 97 m2 (1,044 sqft).

*Land Registry 'Category B: Additional Price Paid entry'.