Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
Flat 9 The Porticos, 53 - 59, Belsize Avenue, Belsize Park, NW3 4BN	25 May 2012	£1,355,000	135 m² 1453 sqft	£10,037 £932	Flat
Flat 2 47, Belsize Avenue, Belsize Park, NW3 4BN	06 Jul 2011	£205,000	46 m² 495 sqft	£4,456 £413	Flat (Studio)
Flat 1 47, Belsize Avenue, Belsize Park, NW3 4BN	24 Jun 2011	£313,000	57 m² 613 sqft	£5,491 £510	Flat (1 bed)
Flat 4 45, Belsize Avenue, Belsize Park, NW3 4BN	18 Feb 2011	£650,000			Flat
Flat 5 47, Belsize Avenue, Belsize Park, NW3 4BN	19 Nov 2010	£340,000	40 m² 430 sqft	£8,500 £789	Flat (Studio)
Flat 10 41 - 43, Belsize Avenue, Belsize Park, NW3 4BN	12 Apr 2010	£288,900	48 m² 516 sqft	£6,018 £559	Flat (1 bed)
Second Floor Flat (rear) 49, Belsize Avenue, Belsize Park, NW3 4BN	12 Jan 2010	£345,000			Flat
Flat 10 47, Belsize Avenue, Belsize Park, NW3 4BN	04 Jan 2010	£395,000	63 m² 678 sqft	£6,269 £582	Flat (1 bed)
Flat 4 63, Belsize Avenue, Belsize Park, NW3 4BN	02 Dec 2009	£337,500	46 m² 495 sqft	£7,336 £681	Flat
Flat 3 47, Belsize Avenue, Belsize Park, NW3 4BN	10 Sep 2009	£369,000	53 m² 570 sqft	£6,962 £646	Flat (1 bed)
Third Floor Flat (front) 49, Belsize Avenue, Belsize Park, NW3 4BN	28 Jan 2009	£310,000			Flat
61, Belsize Avenue, Belsize Park, NW3 4BN -	19 Dec 2008	£4,350,000	540 m² 5812 sqft	£8,055 £748	Semi-D (6 bed)
Flat 14 41 - 43, Belsize Avenue, Belsize Park, NW3 4BN	14 Feb 2008	£361,000	43 m² 462 sqft	£8,395 £779	Flat (2 bed)
35c, Belsize Avenue, Belsize Park, NW3 4BN	26 Nov 2007	£560,000			Flat
Raised Ground Floor Flat 63, Belsize Avenue, Belsize Park, NW3 4BN	12 Nov 2007	£1,025,000			Flat
35d, Belsize Avenue, Belsize Park, NW3 4BN	02 Aug 2007	£495,000			Flat
Flat 5 45, Belsize Avenue, Belsize Park, NW3 4BN	25 May 2007	£675,000			Flat
49a, Belsize Avenue, Belsize Park, NW3 4BN	12 Jan 2007	£486,800	83 m² 893 sqft	£5,865 £544	Flat (2 bed)
Entrance Floor Flat 49, Belsize Avenue, Belsize Park, NW3 4BN	15 Dec 2006	£760,000			Flat
39b, Belsize Avenue, Belsize Park, NW3 4BN	18 Jan 2006	£485,000			Flat
Third Floor Flat (front) 49, Belsize Avenue, Belsize Park, NW3 4BN	25 Nov 2005	£212,000			Flat
Flat E 39, Belsize Avenue, Belsize Park, NW3 4BN	08 Nov 2005	£455,000	112 m² 1205 sqft	£4,062 £377	Flat
Basement Flat 49, Belsize Avenue, Belsize Park, NW3 4BN	11 Jul 2005	£520,000			Flat
35g, Belsize Avenue, Belsize Park, NW3 4BN	20 Jun 2005	£430,000			Flat
35a, Belsize Avenue, Belsize Park, NW3 4BN	18 Mar 2005	£550,000			Flat
Flat 15 41 - 43, Belsize Avenue, Belsize Park, NW3 4BN	20 Sep 2004	£182,000	49 m² 527 sqft	£3,714 £345	Flat (1 bed)
Entrance Floor Flat 49, Belsize Avenue, Belsize Park, NW3 4BN	16 Feb 2004	£650,000			Flat
Second Floor Flat 49, Belsize Avenue, Belsize Park, NW3 4BN	14 Jan 2003	£227,500			Flat
35g, Belsize Avenue, Belsize Park, NW3 4BN	25 Mar 2002	£305,000			Flat
35d, Belsize Avenue, Belsize Park, NW3 4BN	28 Sep 2001	£299,950			Flat
Flat 9 The Porticos, 53 - 59, Belsize Avenue	£1,355,000 May-2012	135 1453	10,037 932
Flat 2 47, Belsize Avenue	£205,000 Jul-2011	46 495	4,456 413
Flat 1 47, Belsize Avenue	£313,000 Jun-2011	57 613	5,491 510
Flat 4 45, Belsize Avenue	£650,000 Feb-2011
Flat 5 47, Belsize Avenue	£340,000 Nov-2010	40 430	8,500 789
Flat 10 41 - 43, Belsize Avenue	£288,900 Apr-2010	48 516	6,018 559
Second Floor Flat (rear) 49, Belsize Avenue	£345,000 Jan-2010
Flat 10 47, Belsize Avenue	£395,000 Jan-2010	63 678	6,269 582
Flat 4 63, Belsize Avenue	£337,500 Dec-2009	46 495	7,336 681
Flat 3 47, Belsize Avenue	£369,000 Sep-2009	53 570	6,962 646
Third Floor Flat (front) 49, Belsize Avenue	£310,000 Jan-2009
61, Belsize Avenue -	£4,350,000 Dec-2008	540 5812	8,055 748
Flat 14 41 - 43, Belsize Avenue	£361,000 Feb-2008	43 462	8,395 779
35c, Belsize Avenue	£560,000 Nov-2007
Raised Ground Floor Flat 63, Belsize Avenue	£1,025,000 Nov-2007
35d, Belsize Avenue	£495,000 Aug-2007
Flat 5 45, Belsize Avenue	£675,000 May-2007
49a, Belsize Avenue	£486,800 Jan-2007	83 893	5,865 544
Entrance Floor Flat 49, Belsize Avenue	£760,000 Dec-2006
39b, Belsize Avenue	£485,000 Jan-2006
Third Floor Flat (front) 49, Belsize Avenue	£212,000 Nov-2005
Flat E 39, Belsize Avenue	£455,000 Nov-2005	112 1205	4,062 377
Basement Flat 49, Belsize Avenue	£520,000 Jul-2005
35g, Belsize Avenue	£430,000 Jun-2005
35a, Belsize Avenue	£550,000 Mar-2005
Flat 15 41 - 43, Belsize Avenue	£182,000 Sep-2004	49 527	3,714 345
Entrance Floor Flat 49, Belsize Avenue	£650,000 Feb-2004
Second Floor Flat 49, Belsize Avenue	£227,500 Jan-2003
35g, Belsize Avenue	£305,000 Mar-2002
35d, Belsize Avenue	£299,950 Sep-2001

The data above for Belsize 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 Belsize Avenue, Belsize Park is £10,106 sqm (£938 per sq ft), this is calculated from the Land Registry price paid of the 28 most recent sales.
The majority of homes in Belsize Park are now selling for between £10,250 and £12,950 per square metre (£952 and £1,203 per square foot) , find out more in this local analysis of NW3 4 (Belsize Park) house prices.
There are approximately 159 homes on Belsize Avenue, we would have expected approximately 22 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 28 property sales in Belsize Avenue, averaging approximately 7 home sales per year .
The average size of all the properties on Belsize Avenue is 77 m2 (828 sqft).