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
1, Northwick Avenue, Harrow, HA3 0AA	21 Feb 2022	£656,000	136 sqm	£4,823	Detached
13, Northwick Avenue, Harrow, HA3 0AA -	25 Feb 2021	£695,000	166 sqm	£4,186	Semi-D (4 bed)
5, Northwick Avenue, Harrow, HA3 0AA -	23 Sep 2020	£1,150,000	287 sqm	£4,006	Detached (5 bed)
47, Northwick Avenue, Harrow, HA3 0AA -	05 May 2017	£640,000	111 sqm	£5,765	Semi-D (3 bed)
31, Northwick Avenue, Harrow, HA3 0AA	14 Oct 2016	£1,210,000	262 sqm	£4,618	Detached (5 bed)
7, Northwick Avenue, Harrow, HA3 0AA	30 Apr 2015	£750,000			Detached
35, Northwick Avenue, Harrow, HA3 0AA -	21 Sep 2012	£487,000	120 sqm	£4,058	Semi-D (5 bed)
17, Northwick Avenue, Harrow, HA3 0AA -	25 Nov 2011	£415,000	124 sqm	£3,346	Semi-D (5 bed)
29, Northwick Avenue, Harrow, HA3 0AA -	24 Oct 2011	£475,000	117 sqm	£4,059	Semi-D (3 bed)
37, Northwick Avenue, Harrow, HA3 0AA -	23 Sep 2010	£462,000	134 sqm	£3,447	Semi-D (3 bed)
45, Northwick Avenue, Harrow, HA3 0AA	07 Apr 2004	£348,000			Semi-D (3 bed)
21, Northwick Avenue, Harrow, HA3 0AA -	18 Nov 1999	£260,000	266 sqm	£977	Detached (5 bed)
1, Northwick Avenue	£656,000 Feb-2022	136	4,823
13, Northwick Avenue -	£695,000 Feb-2021	166	4,186
5, Northwick Avenue -	£1,150,000 Sep-2020	287	4,006
47, Northwick Avenue -	£640,000 May-2017	111	5,765
31, Northwick Avenue	£1,210,000 Oct-2016	262	4,618
7, Northwick Avenue	£750,000 Apr-2015
35, Northwick Avenue -	£487,000 Sep-2012	120	4,058
17, Northwick Avenue -	£415,000 Nov-2011	124	3,346
29, Northwick Avenue -	£475,000 Oct-2011	117	4,059
37, Northwick Avenue -	£462,000 Sep-2010	134	3,447
45, Northwick Avenue	£348,000 Apr-2004
21, Northwick Avenue -	£260,000 Nov-1999	266	977

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 calculated from sold house prices 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 approximately 83 homes on Northwick Avenue, we would have expected about 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 about 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'.