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Belsize Avenue, NW3

Street in London

Median, last 3 years
£712,500
34 sales, Jun 2023 – May 2026
Last standard sale
£949,000
23 Jun 2026
Standard sales
532
since 1995

By property type, Jun 2023 – May 2026: Flats median £700,000 (33 sales) · Terraced sold for £885,000

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 (551 records · 163 homes sold more than once)

Address Price
54A, BELSIZE AVENUE
NW3 4AE · 23 Jun 2026 · Flat / maisonette
Previously £705,000 (Jun 2013) · +35%
£949,000
FLAT 108, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 15 Jun 2026 · Flat / maisonette
£1,150,000
FLAT 7, 27, BELSIZE AVENUE
NW3 4BL · 17 Apr 2026 · Flat / maisonette
Previously £250,000 (Aug 2005) · +180%
£700,000
FLAT 5, 63, BELSIZE AVENUE Cat B
NW3 4BN · 20 Mar 2026 · Flat / maisonette
Previously £695,000 (Nov 2015)
£725,000
FLAT 2, 22, BELSIZE AVENUE
NW3 4AU · 5 Dec 2025 · Flat / maisonette
£545,000
FLAT 27, HILLFIELD COURT, BELSIZE AVENUE Cat B
NW3 4BJ · 2 Dec 2025 · Flat / maisonette
Previously £150,000 (Apr 1999)
£575,000
FLAT 70, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 28 Nov 2025 · Flat / maisonette
Previously £825,000 (Oct 2020) · −12%
£725,000
FLAT 26, 15, BELSIZE AVENUE
NW3 4BL · 14 Nov 2025 · Flat / maisonette
Previously £420,000 (Jun 2009) · +86%
£780,000
FLAT 11, 28, BELSIZE AVENUE
NW3 4AU · 24 Oct 2025 · Flat / maisonette
£360,000
FLAT 50, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 12 Aug 2025 · Flat / maisonette
Previously £950,000 (Sep 2022) · +24%
£1,175,000
FLAT 49, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 1 Jul 2025 · Flat / maisonette
Previously £92,000 (Oct 1996) · +427%
£485,000
FLAT 58, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 6 Jun 2025 · Flat / maisonette
£475,000
35G, BELSIZE AVENUE
NW3 4BN · 2 May 2025 · Flat / maisonette
Previously £430,000 (Jun 2005) · +120%
£947,500
FLAT 2, 47, BELSIZE AVENUE
NW3 4BN · 31 Mar 2025 · Flat / maisonette
Previously £205,000 (Jul 2011) · +132%
£475,000
49B, BELSIZE AVENUE
NW3 4BN · 27 Mar 2025 · Flat / maisonette
Previously £805,000 (May 2020) · +9%
£877,000
FLAT 3, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BH · 24 Mar 2025 · Flat / maisonette
Previously £261,000 (Jul 2002) · +61%
£420,000
FLAT 3, 21, BELSIZE AVENUE
NW3 4BL · 19 Mar 2025 · Flat / maisonette
£550,000
FLAT 3, 5, BELSIZE AVENUE
NW3 4BL · 28 Feb 2025 · Flat / maisonette
Previously £605,000 (Sep 2009) · +88%
£1,135,000
FLAT 3, 49, BELSIZE AVENUE
NW3 4BN · 18 Feb 2025 · Flat / maisonette
Previously £650,000 (Oct 2016) · −11%
£580,000
FLAT 80, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 9 Jan 2025 · Flat / maisonette
£625,000
FLAT 1, THE PORTICOS, 53 - 59, BELSIZE AVENUE
NW3 4BN · 28 Oct 2024 · Flat / maisonette
Previously £1,525,000 (Mar 2021) · +23%
£1,875,000
FLAT 26, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BJ · 18 Sep 2024 · Flat / maisonette
Previously £650,000 (Dec 2015) · −10%
£585,000
FLAT 4, 27, BELSIZE AVENUE
NW3 4BL · 6 Sep 2024 · Flat / maisonette
Previously £168,500 (Feb 1999) · +271%
£625,000
9B, BELSIZE AVENUE
NW3 4BL · 20 Aug 2024 · Terraced
£885,000
FLAT 65, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 19 Aug 2024 · Flat / maisonette
Previously £309,450 (Feb 2000) · +181%
£870,000
FLAT 95, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 6 Aug 2024 · Flat / maisonette
Previously £785,000 (May 2011) · +25%
£985,000
FLAT 67, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 24 Apr 2024 · Flat / maisonette
Previously £225,000 (Oct 2001) · +131%
£520,000
FLAT 2, 31, BELSIZE AVENUE
NW3 4BL · 19 Apr 2024 · Flat / maisonette
Previously £475,000 (Sep 2002) · +153%
£1,200,000
FLAT 4, 11, BELSIZE AVENUE
NW3 4BL · 25 Mar 2024 · Flat / maisonette
Previously £1,100,250 (Mar 2016) · −1%
£1,085,000
FLAT 90, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 14 Feb 2024 · Flat / maisonette
£1,050,000
FLAT 89, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 28 Nov 2023 · Flat / maisonette
£835,000
FLAT 54, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 13 Oct 2023 · Flat / maisonette
£344,000
FLAT 103, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 22 Sep 2023 · Flat / maisonette
Previously £186,000 (Dec 1996) · +395%
£920,000
16B, BELSIZE AVENUE
NW3 4AU · 10 Jul 2023 · Flat / maisonette
£870,000
FLAT 62, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 6 Jul 2023 · Flat / maisonette
Previously £875,000 (May 2022) · +29%
£1,130,000
FLAT 5, 5, BELSIZE AVENUE
NW3 4BL · 5 Jul 2023 · Flat / maisonette
Previously £465,000 (Jul 2014) · +13%
£525,000
FLAT 106, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 29 Jun 2023 · Flat / maisonette
Previously £575,000 (Oct 2019) · −9%
£525,000
FIRST FLOOR REAR FLAT, 44D, BELSIZE AVENUE
NW3 4AE · 29 Jun 2023 · Flat / maisonette
£530,000
FLAT 61, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 19 May 2023 · Flat / maisonette
Previously £392,500 (Jul 2008) · +27%
£500,000
60A, BELSIZE AVENUE Cat B
NW3 4AA · 10 Mar 2023 · Flat / maisonette
Previously £242,500 (Oct 2005)
£470,000
25C, BELSIZE AVENUE
NW3 4BL · 11 Jan 2023 · Flat / maisonette
Previously £1,435,000 (Feb 2015) · −1%
£1,420,000
SECOND FLOOR FLAT, 16, BELSIZE AVENUE Cat B
NW3 4AU · 19 Dec 2022 · Flat / maisonette
Previously £132,000 (Sep 1997)
£510,000
FLAT 24, 15, BELSIZE AVENUE
NW3 4BL · 24 Nov 2022 · Flat / maisonette
Previously £238,800 (Feb 2007) · +220%
£765,000
FLAT 4, 26, BELSIZE AVENUE
NW3 4AU · 22 Nov 2022 · Flat / maisonette
£530,000
FLAT 68, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 17 Nov 2022 · Flat / maisonette
£970,000
FLAT 44, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 10 Nov 2022 · Flat / maisonette
£503,000
44A, BELSIZE AVENUE
NW3 4AE · 23 Sep 2022 · Flat / maisonette
Previously £265,000 (Sep 1999) · +225%
£860,000
44E, BELSIZE AVENUE
NW3 4AE · 5 Sep 2022 · Flat / maisonette
Previously £753,000 (Apr 2012) · +19%
£898,500
FLAT 50, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 2 Sep 2022 · Flat / maisonette
Previously £680,000 (Jun 2008) · +40%
£950,000
FLAT 3, 27, BELSIZE AVENUE
NW3 4BL · 31 Aug 2022 · Flat / maisonette
Previously £148,000 (Jul 1997) · +272%
£550,000
FLAT 1, 26, BELSIZE AVENUE Cat B
NW3 4AU · 8 Aug 2022 · Flat / maisonette
£1,510,000
FLAT 2, 5, BELSIZE AVENUE Cat B
NW3 4BL · 17 Jun 2022 · Flat / maisonette
Previously £500,000 (Mar 2020)
£560,000
FLAT 62, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 13 May 2022 · Flat / maisonette
£875,000
FLAT 88, HILLFIELD COURT, BELSIZE AVENUE Cat B
NW3 4BE · 13 May 2022 · Flat / maisonette
Previously £270,000 (Jan 2004)
£549,000
FLAT 16, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BH · 11 May 2022 · Flat / maisonette
Previously £125,250 (Mar 1995) · +647%
£935,000
FLAT 1, 21, BELSIZE AVENUE Cat B
NW3 4BL · 5 May 2022 · Flat / maisonette
Previously £3,037,500 (Jan 2012)
£3,845,000
LOWER GROUND FLOOR FLAT, 7, BELSIZE AVENUE
NW3 4BL · 30 Mar 2022 · Flat / maisonette
Previously £678,000 (Jul 2010) · +49%
£1,007,500
FLAT 64, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 17 Feb 2022 · Flat / maisonette
£730,000
FLAT 6, THE PORTICOS, 53 - 59, BELSIZE AVENUE
NW3 4BN · 22 Dec 2021 · Flat / maisonette
£1,140,000
FLAT 32, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BJ · 5 Nov 2021 · Flat / maisonette
Previously £435,000 (May 2008) · +26%
£550,000
FLAT 6, 47, BELSIZE AVENUE
NW3 4BN · 29 Sep 2021 · Flat / maisonette
£577,500
FLAT 30, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BJ · 29 Sep 2021 · Flat / maisonette
Previously £440,000 (Apr 2004) · +105%
£899,950
FLAT 6, 26, BELSIZE AVENUE
NW3 4AU · 30 Jun 2021 · Flat / maisonette
Previously £382,500 (Jul 2010) · +39%
£531,000
FLAT 1, 31, BELSIZE AVENUE
NW3 4BL · 30 Jun 2021 · Flat / maisonette
Previously £1,595,000 (Jun 2017) · +16%
£1,850,000
39B, BELSIZE AVENUE
NW3 4BN · 30 Jun 2021 · Flat / maisonette
Previously £485,000 (Jan 2006) · +106%
£1,000,000
FLAT 7, 5, BELSIZE AVENUE
NW3 4BL · 24 Jun 2021 · Flat / maisonette
Previously £315,000 (Apr 2011) · +70%
£535,000
FLAT 38, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BJ · 19 May 2021 · Flat / maisonette
£1,050,000
FLAT 81, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 30 Apr 2021 · Flat / maisonette
Previously £255,000 (Jul 2011) · +68%
£427,500
FLAT 1, THE PORTICOS, 53 - 59, BELSIZE AVENUE
NW3 4BN · 26 Mar 2021 · Flat / maisonette
£1,525,000
23B, BELSIZE AVENUE
NW3 4BL · 25 Mar 2021 · Flat / maisonette
Previously £1,030,000 (Jun 2011) · +9%
£1,123,296
FIRST FLOOR FLAT, 29, BELSIZE AVENUE
NW3 4BL · 5 Feb 2021 · Flat / maisonette
Previously £750,000 (Jan 2011) · +77%
£1,325,000
FLAT 5, 21, BELSIZE AVENUE
NW3 4BL · 22 Jan 2021 · Flat / maisonette
Previously £435,000 (Aug 2010) · +43%
£622,300
FLAT 82, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 21 Oct 2020 · Flat / maisonette
£380,000
FLAT 70, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 2 Oct 2020 · Flat / maisonette
£825,000
FLAT 104, HILLFIELD COURT, BELSIZE AVENUE Cat B
NW3 4BE · 30 Sep 2020 · Flat / maisonette
Previously £480,000 (Jul 2009)
£735,000
49B, BELSIZE AVENUE
NW3 4BN · 4 May 2020 · Flat / maisonette
Previously £824,500 (Aug 2013) · −2%
£805,000
FLAT 63, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 6 Apr 2020 · Flat / maisonette
Previously £410,000 (Dec 2008) · +94%
£795,000
FLAT 2, 5, BELSIZE AVENUE
NW3 4BL · 18 Mar 2020 · Flat / maisonette
Previously £440,000 (Jul 2015) · +14%
£500,000
FLAT 5, 46, BELSIZE AVENUE
NW3 4AE · 16 Dec 2019 · Flat / maisonette
Previously £970,000 (Jan 2015) · +12%
£1,090,000
FLAT 6, 5, BELSIZE AVENUE
NW3 4BL · 11 Dec 2019 · Flat / maisonette
Previously £170,000 (Mar 2001) · +188%
£490,000
FLAT A, 29, BELSIZE AVENUE
NW3 4BL · 21 Nov 2019 · Flat / maisonette
Previously £266,000 (Jan 1999) · +451%
£1,465,000
FLAT 106, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 11 Oct 2019 · Flat / maisonette
Previously £510,000 (Dec 2011) · +13%
£575,000
FLAT 48, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 10 Oct 2019 · Flat / maisonette
Previously £935,000 (Oct 2013) · +13%
£1,060,000
FLAT 21, 41 - 43, BELSIZE AVENUE
NW3 4BN · 13 Sep 2019 · Flat / maisonette
Previously £400,000 (Apr 2014) · +30%
£520,000
9E, BELSIZE AVENUE
NW3 4BL · 29 Aug 2019 · Flat / maisonette
£700,000
FLAT 8, 41 - 43, BELSIZE AVENUE
NW3 4BN · 28 Jun 2019 · Flat / maisonette
Previously £325,000 (Dec 2007) · +56%
£507,500
FLAT 15, THE PORTICOS, 53 - 59, BELSIZE AVENUE
NW3 4BN · 11 Jun 2019 · Flat / maisonette
£955,000
FIRST FLOOR FLAT, 7, BELSIZE AVENUE
NW3 4BL · 7 Jun 2019 · Flat / maisonette
Previously £785,000 (Nov 2009) · +18%
£928,000
FLAT 24, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BJ · 5 Apr 2019 · Flat / maisonette
£755,000
REAR SECOND FLOOR FLAT, 16, BELSIZE AVENUE
NW3 4AU · 13 Feb 2019 · Flat / maisonette
£575,000
FLAT 2, 49, BELSIZE AVENUE
NW3 4BN · 21 Nov 2018 · Flat / maisonette
£400,000
FLAT 53, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BG · 11 Oct 2018 · Flat / maisonette
Previously £352,000 (Apr 1999) · +284%
£1,350,000
FLAT 101, HILLFIELD COURT, BELSIZE AVENUE
NW3 4BE · 6 Aug 2018 · Flat / maisonette
£990,000
35C, BELSIZE AVENUE
NW3 4BN · 26 Jul 2018 · Flat / maisonette
Previously £560,000 (Nov 2007) · +48%
£830,000
35B - 35E, BELSIZE AVENUE Cat B
NW3 4BN · 31 May 2018 · Flat / maisonette
£1,750,000
FLAT 4, 47, BELSIZE AVENUE
NW3 4BN · 11 May 2018 · Flat / maisonette
Previously £370,000 (Jan 2010) · +60%
£592,000
FLAT 12, 28, BELSIZE AVENUE
NW3 4AU · 11 May 2018 · Flat / maisonette
Previously £350,000 (Jul 2007) · +57%
£550,000
FLAT 45, HILLFIELD COURT, BELSIZE AVENUE Cat B
NW3 4BG · 19 Oct 2017 · Flat / maisonette
£780,000
FLAT 31, HILLFIELD COURT, BELSIZE AVENUE Cat B
NW3 4BJ · 17 Aug 2017 · Flat / maisonette
£972,780
PARKING SPACE, 35, BELSIZE AVENUE Cat B
NW3 4BN · 20 Jun 2017 · Other
£1,300,000

Cat B An additional Price Paid entry (category B): a repossession, a buy-to-let with an identifiable mortgage, a purchase by a company or other non-private buyer, or a sale of another kind of property. Left out of every average.