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 6 58, Eton Avenue, Swiss Cottage, NW3 3HN -	29 May 2025	£1,395,000	124 m² 1334 sqft	£11,250 £1,045	Flat
Flat 4 58, Eton Avenue, Swiss Cottage, NW3 3HN	10 Aug 2022	£604,000			Flat
52, Eton Avenue, Swiss Cottage, NW3 3HN -	25 Mar 2019	£1,950,000	153 m² 1646 sqft	£12,745 £1,184	Terrace (4 bed)
Flat 1 58, Eton Avenue, Swiss Cottage, NW3 3HN	16 Jan 2018	£1,192,500			Flat
Flat 7 58, Eton Avenue, Swiss Cottage, NW3 3HN -	03 Feb 2015	£510,000	56 m² 602 sqft	£9,107 £846	Flat
Flat 7 56, Eton Avenue, Swiss Cottage, NW3 3HN -	14 Dec 2012	£600,000	50 m² 538 sqft	£12,000 £1,114	Flat
Flat 8a 56, Eton Avenue, Swiss Cottage, NW3 3HN -	16 Mar 2007	£499,000	63 m² 678 sqft	£7,920 £735	Flat
Flat 3 56, Eton Avenue, Swiss Cottage, NW3 3HN	06 Mar 2007	£650,000	79 m² 850 sqft	£8,227 £764	Flat
Flat 6 56, Eton Avenue, Swiss Cottage, NW3 3HN	02 Sep 2004	£495,000	97 m² 1044 sqft	£5,103 £474	Flat
Flat 5 58, Eton Avenue, Swiss Cottage, NW3 3HN -	01 Dec 2003	£330,000			Flat
Flat 4 56, Eton Avenue, Swiss Cottage, NW3 3HN	28 May 2002	£377,000	73 m² 785 sqft	£5,164 £479	Flat
Flat 2 58, Eton Avenue, Swiss Cottage, NW3 3HN	20 Jul 2001	£250,000	62 m² 667 sqft	£4,032 £374	Flat
Flat 8b 56, Eton Avenue, Swiss Cottage, NW3 3HN -	26 Nov 1999	£120,000	28 m² 301 sqft	£4,285 £398	Flat
Flat 4 58, Eton Avenue, Swiss Cottage, NW3 3HN	20 Oct 1997	£65,000			Flat
Flat 6 58, Eton Avenue -	£1,395,000 May-2025	124 1334	11,250 1,045
Flat 4 58, Eton Avenue	£604,000 Aug-2022
52, Eton Avenue -	£1,950,000 Mar-2019	153 1646	12,745 1,184
Flat 1 58, Eton Avenue	£1,192,500 Jan-2018
Flat 7 58, Eton Avenue -	£510,000 Feb-2015	56 602	9,107 846
Flat 7 56, Eton Avenue -	£600,000 Dec-2012	50 538	12,000 1,114
Flat 8a 56, Eton Avenue -	£499,000 Mar-2007	63 678	7,920 735
Flat 3 56, Eton Avenue	£650,000 Mar-2007	79 850	8,227 764
Flat 6 56, Eton Avenue	£495,000 Sep-2004	97 1044	5,103 474
Flat 5 58, Eton Avenue -	£330,000 Dec-2003
Flat 4 56, Eton Avenue	£377,000 May-2002	73 785	5,164 479
Flat 2 58, Eton Avenue	£250,000 Jul-2001	62 667	4,032 374
Flat 8b 56, Eton Avenue -	£120,000 Nov-1999	28 301	4,285 398
Flat 4 58, Eton Avenue	£65,000 Oct-1997

The data above for Eton 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 Eton Avenue, Swiss Cottage is £11,287 sqm (£1,048 per sq ft), this is based on sold property prices of the 9 most recent sales.
The majority of homes in Belsize Park are now selling for between £9,930 and £13,060 per square metre (£922 and £1,213 per square foot) , find out more in this local analysis of NW3 3 (Belsize Park) house prices.
There are approximately 70 homes on Eton Avenue, we would have expected about 10 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 9 property sales in Eton Avenue, averaging approximately 2 home sales per year .
The average size of all the properties on Eton Avenue is 129 m2 (1,388 sqft).