Skip to content

Belsize Square, NW3

Street in London

Median, last 3 years
£975,250
12 sales, Jun 2023 – May 2026
Last standard sale
£862,500
30 Jan 2026
Standard sales
282
since 1995

Figures count standard sales only (Price Paid category A). Additional entries (category B) - repossessions, buy-to-lets with an identifiable mortgage, and purchases by companies and other non-private buyers - are listed below but flagged.

Sale history (292 records · 88 homes sold more than once)

Address Price
26B, BELSIZE SQUARE
NW3 4HU · 19 Aug 2002 · Flat / maisonette
Previously £104,715 (Apr 1998) · +249%
£365,000
FLAT 8, 50, BELSIZE SQUARE
NW3 4HN · 12 Jul 2002 · Flat / maisonette
£367,500
FLAT 1, 15, BELSIZE SQUARE
NW3 4HT · 31 May 2002 · Flat / maisonette
Previously £282,000 (Sep 1995) · +113%
£600,000
FLAT 2, 15, BELSIZE SQUARE
NW3 4HT · 24 May 2002 · Flat / maisonette
Previously £360,000 (May 2000) · +39%
£499,950
FLAT 1, 9, BELSIZE SQUARE
NW3 4HT · 20 May 2002 · Flat / maisonette
£517,500
FLAT 1, 39, BELSIZE SQUARE
NW3 4HL · 23 Jan 2002 · Flat / maisonette
Previously £248,000 (Jun 1997) · +118%
£540,000
39A, BELSIZE SQUARE
NW3 4HL · 30 Nov 2001 · Flat / maisonette
£540,000
41G, BELSIZE SQUARE
NW3 4HN · 5 Oct 2001 · Flat / maisonette
£219,000
49, BELSIZE SQUARE
NW3 4HN · 15 Aug 2001 · Semi-detached
£3,150,000
44D, BELSIZE SQUARE
NW3 4HN · 14 Aug 2001 · Flat / maisonette
Previously £280,000 (Jul 1996) · +140%
£672,000
16A, BELSIZE SQUARE
NW3 4HT · 10 Aug 2001 · Flat / maisonette
£480,000
1, BELSIZE SQUARE
NW3 4HT · 29 Jun 2001 · Semi-detached
Previously £340,000 (Oct 1998) · +312%
£1,400,000
FLAT D, 30, BELSIZE SQUARE
NW3 4HU · 28 Jun 2001 · Flat / maisonette
£345,000
FLAT 6, 50, BELSIZE SQUARE
NW3 4HN · 1 Jun 2001 · Flat / maisonette
Previously £140,000 (May 1997) · +107%
£289,950
26A, BELSIZE SQUARE
NW3 4HU · 25 Apr 2001 · Flat / maisonette
Previously £149,950 (Nov 1998) · +43%
£215,000
FLAT 3, 8, BELSIZE SQUARE
NW3 4HT · 19 Apr 2001 · Flat / maisonette
£225,000
FLAT 1, 13, BELSIZE SQUARE
NW3 4HT · 23 Feb 2001 · Flat / maisonette
£488,000
20, BELSIZE SQUARE
NW3 4HT · 19 Jan 2001 · Terraced
£290,000
FLAT 5, 8, BELSIZE SQUARE
NW3 4HT · 8 Dec 2000 · Flat / maisonette
£420,000
FLAT D, 10, BELSIZE SQUARE
NW3 4HT · 8 Dec 2000 · Flat / maisonette
Previously £92,000 (Jul 1996) · +150%
£230,000
FLAT 4, 5, BELSIZE SQUARE
NW3 4HT · 23 Oct 2000 · Flat / maisonette
Previously £185,000 (Jul 1996) · +86%
£345,000
FIRST FLOOR FRONT FLAT, 46, BELSIZE SQUARE
NW3 4HN · 18 Sep 2000 · Flat / maisonette
£175,000
FLAT 2, 8, BELSIZE SQUARE
NW3 4HT · 7 Jul 2000 · Flat / maisonette
£282,000
FLAT 4, 8, BELSIZE SQUARE
NW3 4HT · 7 Jul 2000 · Flat / maisonette
£280,000
FLAT A, 30, BELSIZE SQUARE
NW3 4HU · 23 Jun 2000 · Flat / maisonette
£330,000
27D, BELSIZE SQUARE
NW3 4HU · 19 Jun 2000 · Flat / maisonette
Previously £225,000 (Oct 1997) · +43%
£322,000
FLAT 2, 15, BELSIZE SQUARE
NW3 4HT · 25 May 2000 · Flat / maisonette
Previously £212,000 (Mar 1997) · +70%
£360,000
FLAT 1, 11, BELSIZE SQUARE
NW3 4HT · 27 Apr 2000 · Flat / maisonette
Previously £230,000 (Sep 1996) · +88%
£432,500
41C, BELSIZE SQUARE
NW3 4HN · 12 Apr 2000 · Flat / maisonette
£207,000
43D, BELSIZE SQUARE
NW3 4HN · 25 Nov 1999 · Flat / maisonette
Previously £182,000 (Nov 1995) · +84%
£335,000
GARDEN FLAT, 23, BELSIZE SQUARE
NW3 4HU · 8 Nov 1999 · Flat / maisonette
Previously £165,000 (Oct 1996) · +82%
£301,000
FLAT 4, 40, BELSIZE SQUARE
NW3 4HL · 20 Oct 1999 · Flat / maisonette
£312,500
SECOND FLOOR FLAT, 46, BELSIZE SQUARE
NW3 4HN · 17 Sep 1999 · Flat / maisonette
£290,000
FLAT B, 28, BELSIZE SQUARE
NW3 4HU · 7 Sep 1999 · Flat / maisonette
Previously £220,000 (Nov 1997) · +17%
£257,000
FLAT A, 28, BELSIZE SQUARE
NW3 4HU · 31 Aug 1999 · Flat / maisonette
Previously £365,000 (Dec 1997) · +21%
£440,000
FLAT 2, 13, BELSIZE SQUARE
NW3 4HT · 19 Aug 1999 · Flat / maisonette
Previously £300,000 (Sep 1997) · +34%
£402,500
FLAT 2, 11, BELSIZE SQUARE
NW3 4HT · 10 Aug 1999 · Flat / maisonette
£341,000
FLAT 1, 8, BELSIZE SQUARE
NW3 4HT · 30 Jul 1999 · Flat / maisonette
£560,000
FLAT 4, 9, BELSIZE SQUARE
NW3 4HT · 30 Jul 1999 · Flat / maisonette
£155,000
FLAT 3, 6, BELSIZE SQUARE
NW3 4HT · 29 Apr 1999 · Flat / maisonette
£148,000
FLAT 4, 42, BELSIZE SQUARE
NW3 4HN · 1 Apr 1999 · Flat / maisonette
Previously £125,000 (Dec 1997) · +25%
£156,000
FLAT 5, 38, BELSIZE SQUARE
NW3 4HL · 26 Mar 1999 · Flat / maisonette
£100,000
FLAT 3, 22, BELSIZE SQUARE
NW3 4HT · 10 Feb 1999 · Flat / maisonette
£325,000
26A, BELSIZE SQUARE
NW3 4HU · 19 Nov 1998 · Flat / maisonette
Previously £109,950 (Sep 1996) · +36%
£149,950
FRONT BASEMENT FLAT, 48, BELSIZE SQUARE
NW3 4HN · 6 Nov 1998 · Flat / maisonette
£139,000
46A, BELSIZE SQUARE
NW3 4HN · 4 Nov 1998 · Flat / maisonette
£335,000
1, BELSIZE SQUARE
NW3 4HT · 15 Oct 1998 · Semi-detached
£340,000
REAR BASEMENT FLAT, 48, BELSIZE SQUARE
NW3 4HN · 14 Aug 1998 · Flat / maisonette
£169,950
FLAT 2, 6, BELSIZE SQUARE
NW3 4HT · 3 Aug 1998 · Flat / maisonette
£165,000
FLAT E, 30, BELSIZE SQUARE
NW3 4HU · 30 Apr 1998 · Flat / maisonette
£137,000
FLAT 1, 6, BELSIZE SQUARE
NW3 4HT · 28 Apr 1998 · Flat / maisonette
£279,000
26B, BELSIZE SQUARE
NW3 4HU · 27 Apr 1998 · Flat / maisonette
£104,715
FIRST FLOOR FLAT, 37, BELSIZE SQUARE
NW3 4HL · 15 Apr 1998 · Flat / maisonette
£263,000
FLAT 1, 22, BELSIZE SQUARE
NW3 4HT · 30 Jan 1998 · Flat / maisonette
£360,000
FLAT F, 10, BELSIZE SQUARE
NW3 4HT · 30 Jan 1998 · Flat / maisonette
£180,000
FLAT C, 28, BELSIZE SQUARE
NW3 4HU · 14 Jan 1998 · Flat / maisonette
£250,000
FLAT A, 28, BELSIZE SQUARE
NW3 4HU · 29 Dec 1997 · Flat / maisonette
£365,000
FLAT 4, 42, BELSIZE SQUARE
NW3 4HN · 8 Dec 1997 · Flat / maisonette
£125,000
FLAT B, 28, BELSIZE SQUARE
NW3 4HU · 10 Nov 1997 · Flat / maisonette
£220,000
FLAT 2, 40, BELSIZE SQUARE
NW3 4HL · 10 Oct 1997 · Flat / maisonette
£262,000
FLAT 1, 42, BELSIZE SQUARE
NW3 4HN · 7 Oct 1997 · Flat / maisonette
£332,500
27D, BELSIZE SQUARE
NW3 4HU · 3 Oct 1997 · Flat / maisonette
Previously £166,000 (Dec 1995) · +36%
£225,000
FLAT 2, 13, BELSIZE SQUARE
NW3 4HT · 19 Sep 1997 · Flat / maisonette
£300,000
FLAT 2, 38, BELSIZE SQUARE
NW3 4HL · 29 Aug 1997 · Flat / maisonette
Previously £142,000 (Feb 1995) · +33%
£188,250
FLAT 5, 50, BELSIZE SQUARE
NW3 4HN · 19 Aug 1997 · Flat / maisonette
£127,000
FLAT 1, 40, BELSIZE SQUARE
NW3 4HL · 8 Aug 1997 · Flat / maisonette
Previously £246,750 (Jul 1996) · +54%
£381,000
FLAT 1, 39, BELSIZE SQUARE
NW3 4HL · 16 Jun 1997 · Flat / maisonette
£248,000
FLAT 6, 50, BELSIZE SQUARE
NW3 4HN · 16 May 1997 · Flat / maisonette
£140,000
FLAT 2, 15, BELSIZE SQUARE
NW3 4HT · 27 Mar 1997 · Flat / maisonette
£212,000
FLAT 5, 42, BELSIZE SQUARE
NW3 4HN · 31 Jan 1997 · Flat / maisonette
£298,000
FLAT 5, 11, BELSIZE SQUARE
NW3 4HT · 22 Nov 1996 · Flat / maisonette
£97,000
FLAT 7, 38, BELSIZE SQUARE
NW3 4HL · 8 Oct 1996 · Flat / maisonette
£232,000
GARDEN FLAT, 23, BELSIZE SQUARE
NW3 4HU · 4 Oct 1996 · Flat / maisonette
£165,000
17A, BELSIZE SQUARE
NW3 4HT · 2 Oct 1996 · Flat / maisonette
£212,000
26A, BELSIZE SQUARE
NW3 4HU · 20 Sep 1996 · Flat / maisonette
£109,950
FLAT 1, 11, BELSIZE SQUARE
NW3 4HT · 6 Sep 1996 · Flat / maisonette
£230,000
FLAT 6, 38, BELSIZE SQUARE
NW3 4HL · 20 Aug 1996 · Flat / maisonette
£149,950
FLAT 3, 18, BELSIZE SQUARE
NW3 4HT · 16 Aug 1996 · Flat / maisonette
£187,000
FLAT D, 10, BELSIZE SQUARE
NW3 4HT · 31 Jul 1996 · Flat / maisonette
£92,000
FLAT A, 10, BELSIZE SQUARE
NW3 4HT · 31 Jul 1996 · Flat / maisonette
£175,000
FLAT 1, 40, BELSIZE SQUARE
NW3 4HL · 31 Jul 1996 · Flat / maisonette
£246,750
FLAT 4, 5, BELSIZE SQUARE
NW3 4HT · 19 Jul 1996 · Flat / maisonette
£185,000
FLAT 7, 50, BELSIZE SQUARE
NW3 4HN · 19 Jul 1996 · Flat / maisonette
£111,000
FLAT 1, 38, BELSIZE SQUARE
NW3 4HL · 19 Jul 1996 · Flat / maisonette
£125,000
44D, BELSIZE SQUARE
NW3 4HN · 10 Jul 1996 · Flat / maisonette
£280,000
27D, BELSIZE SQUARE
NW3 4HU · 7 Dec 1995 · Flat / maisonette
£166,000
43D, BELSIZE SQUARE
NW3 4HN · 17 Nov 1995 · Flat / maisonette
£182,000
FLAT 3, 11, BELSIZE SQUARE
NW3 4HT · 26 Oct 1995 · Flat / maisonette
£165,000
FLAT 1, 15, BELSIZE SQUARE
NW3 4HT · 4 Sep 1995 · Flat / maisonette
£282,000
47, BELSIZE SQUARE
NW3 4HN · 27 Jun 1995 · Flat / maisonette
£200,000
FIRST FLOOR REAR FLAT, 46, BELSIZE SQUARE
NW3 4HN · 3 May 1995 · Flat / maisonette
£82,500
FLAT 2, 38, BELSIZE SQUARE
NW3 4HL · 16 Feb 1995 · Flat / maisonette
£142,000