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SW3 3BQ

Sloane Avenue, London

Median, last 3 years
£490,000
5 sales, Jun 2023 – May 2026
Last standard sale
£1,350,000
23 Jan 2026
Standard sales
78
since 1995 (+4 additional entries)
SW3 district median
£1,200,000
254 sales, 12 months to May 2026

Medians 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 left out.

Median price by year

£338k £675k £1013k £1350k 2012: £800,000 median, 1 sale 2013: £515,000 median, 3 sales 2014: £1,000,000 median, 2 sales 2014 2015: £846,250 median, 2 sales 2016: £597,500 median, 2 sales 2017 2018: £850,000 median, 1 sale 2020: £805,000 median, 2 sales 2020 2021: £450,000 median, 1 sale 2022: £637,500 median, 1 sale 2023: £505,000 median, 1 sale 2023 2024: £661,250 median, 2 sales 2025: £470,000 median, 2 sales 2026 (January to August): £1,350,000 median, 1 sale 2026

2012 to 2026. Every year since 1995 is in the figures below.

The paler 2026 bar covers January to August only, and its latest months are still filling in as sales are registered.

Paler bars rest on fewer than three sales, so they show which homes sold more than how prices moved.

Show the figures
Median sale price and number of sales by year
Year Median Sales
2026 (to August) (few sales) £1,350,000 1
2025 (few sales) £470,000 2
2024 (few sales) £661,250 2
2023 (few sales) £505,000 1
2022 (few sales) £637,500 1
2021 (few sales) £450,000 1
2020 (few sales) £805,000 2
2018 (few sales) £850,000 1
2016 (few sales) £597,500 2
2015 (few sales) £846,250 2
2014 (few sales) £1,000,000 2
2013 £515,000 3
2012 (few sales) £800,000 1
2011 (few sales) £460,000 1
2010 £428,750 4
2009 (few sales) £382,500 2
2008 (few sales) £515,000 2
2007 (few sales) £368,000 1
2006 £243,750 4
2005 (few sales) £266,000 1
2004 £220,000 7
2003 £242,500 5
2002 £237,500 13
2001 £175,000 3
1999 £155,000 5
1998 (few sales) £150,000 1
1997 £108,000 3
1996 £103,500 4
1995 (few sales) £65,000 1

Sale history (82 records · 26 homes sold more than once)

Address Price
FLAT 841, NELL GWYNN HOUSE, SLOANE AVENUE
23 Jan 2026 · Flat / maisonette · Leasehold
Previously £1,300,000 (Feb 2014) · +4%
£1,350,000
FLAT 833, NELL GWYNN HOUSE, SLOANE AVENUE
2 Dec 2025 · Flat / maisonette · Leasehold
Previously £138,345 (Mar 2002) · +225%
£450,000
FLAT 826, NELL GWYNN HOUSE, SLOANE AVENUE
21 Nov 2025 · Flat / maisonette · Leasehold
Previously £237,500 (Sep 2002) · +106%
£490,000
FLAT 801, NELL GWYNN HOUSE, SLOANE AVENUE
11 Oct 2024 · Flat / maisonette · Leasehold
Previously £232,500 (Sep 2002) · +98%
£460,000
FLAT 827, NELL GWYNN HOUSE, SLOANE AVENUE Cat B
6 Sep 2024 · Flat / maisonette · Leasehold
Previously £525,000 (Sep 2016)
£525,000
FLAT 820, NELL GWYNN HOUSE, SLOANE AVENUE Cat B
23 Aug 2024 · Flat / maisonette · Leasehold
Previously £505,000 (Feb 2023)
£520,000
FLAT 829, NELL GWYNN HOUSE, SLOANE AVENUE
29 Apr 2024 · Flat / maisonette · Leasehold
Previously £1,050,000 (Oct 2015) · −18%
£862,500
FLAT 820, NELL GWYNN HOUSE, SLOANE AVENUE
20 Feb 2023 · Flat / maisonette · Leasehold
£505,000
FLAT 838, NELL GWYNN HOUSE, SLOANE AVENUE
16 Jun 2022 · Flat / maisonette · Leasehold
Previously £460,000 (Mar 2009) · +39%
£637,500
FLAT 816, NELL GWYNN HOUSE, SLOANE AVENUE
30 Jun 2021 · Flat / maisonette · Leasehold
Previously £390,000 (Jul 2010) · +15%
£450,000
FLAT 810, NELL GWYNN HOUSE, SLOANE AVENUE Cat B
9 Jun 2021 · Flat / maisonette · Leasehold
Previously £520,000 (Feb 2016)
£680,000
FLAT 824, NELL GWYNN HOUSE, SLOANE AVENUE
4 Dec 2020 · Flat / maisonette · Leasehold
Previously £395,000 (Oct 2002) · +153%
£1,000,000
FLAT 817, NELL GWYNN HOUSE, SLOANE AVENUE
4 Sep 2020 · Flat / maisonette · Leasehold
Previously £165,000 (Mar 2001) · +270%
£610,000
FLAT 804, NELL GWYNN HOUSE, SLOANE AVENUE
11 Jun 2018 · Flat / maisonette · Leasehold
Previously £510,000 (Feb 2010) · +67%
£850,000
FLAT 827, NELL GWYNN HOUSE, SLOANE AVENUE
6 Sep 2016 · Flat / maisonette · Leasehold
£525,000
FLAT 813, NELL GWYNN HOUSE, SLOANE AVENUE
20 Jul 2016 · Flat / maisonette · Leasehold
Previously £390,000 (Mar 2008) · +72%
£670,000
FLAT 810, NELL GWYNN HOUSE, SLOANE AVENUE Cat B
29 Feb 2016 · Flat / maisonette · Leasehold
Previously £175,000 (Jan 2001)
£520,000
FLAT 829, NELL GWYNN HOUSE, SLOANE AVENUE
12 Oct 2015 · Flat / maisonette · Leasehold
Previously £800,000 (Mar 2012) · +31%
£1,050,000
FLAT 815, NELL GWYNN HOUSE, SLOANE AVENUE
21 Jul 2015 · Flat / maisonette · Leasehold
Previously £515,000 (Apr 2013) · +25%
£642,500
FLAT 831, NELL GWYNN HOUSE, SLOANE AVENUE
8 Aug 2014 · Flat / maisonette · Leasehold
Previously £236,125 (Oct 2002) · +196%
£700,000
FLAT 841, NELL GWYNN HOUSE, SLOANE AVENUE
28 Feb 2014 · Flat / maisonette · Leasehold
Previously £640,000 (Jul 2008) · +103%
£1,300,000
FLAT 839, NELL GWYNN HOUSE, SLOANE AVENUE
2 Sep 2013 · Flat / maisonette · Leasehold
Previously £240,000 (Sep 2006) · +127%
£545,000
FLAT 815, NELL GWYNN HOUSE, SLOANE AVENUE
18 Apr 2013 · Flat / maisonette · Leasehold
Previously £157,000 (Feb 1999) · +228%
£515,000
FLAT 830, NELL GWYNN HOUSE, SLOANE AVENUE
5 Mar 2013 · Flat / maisonette · Leasehold
Previously £239,500 (Oct 2002) · +94%
£465,000
FLAT 829, NELL GWYNN HOUSE, SLOANE AVENUE
21 Mar 2012 · Flat / maisonette · Leasehold
£800,000
FLAT 818, NELL GWYNN HOUSE, SLOANE AVENUE
16 Sep 2011 · Flat / maisonette · Leasehold
£460,000
FLAT 811, NELL GWYNN HOUSE, SLOANE AVENUE
4 Aug 2010 · Flat / maisonette · Leasehold
Previously £249,950 (Aug 2003) · +57%
£392,500
FLAT 816, NELL GWYNN HOUSE, SLOANE AVENUE
15 Jul 2010 · Flat / maisonette · Leasehold
Previously £230,000 (Oct 2002) · +70%
£390,000
FLAT 825, NELL GWYNN HOUSE, SLOANE AVENUE
16 Apr 2010 · Flat / maisonette · Leasehold
Previously £330,000 (Feb 2006) · +41%
£465,000
FLAT 804, NELL GWYNN HOUSE, SLOANE AVENUE
4 Feb 2010 · Flat / maisonette · Leasehold
Previously £346,000 (Aug 2003) · +47%
£510,000
FLAT 809, NELL GWYNN HOUSE, SLOANE AVENUE
20 Nov 2009 · Flat / maisonette · Leasehold
Previously £155,000 (Dec 1999) · +97%
£305,000
FLAT 838, NELL GWYNN HOUSE, SLOANE AVENUE
13 Mar 2009 · Flat / maisonette · Leasehold
Previously £303,350 (Oct 2002) · +52%
£460,000
FLAT 841, NELL GWYNN HOUSE, SLOANE AVENUE
25 Jul 2008 · Flat / maisonette · Leasehold
Previously £390,000 (Dec 2002) · +64%
£640,000
FLAT 813, NELL GWYNN HOUSE, SLOANE AVENUE
28 Mar 2008 · Flat / maisonette · Leasehold
Previously £230,000 (Jul 2003) · +70%
£390,000
FLAT 803, NELL GWYNN HOUSE, SLOANE AVENUE
28 Jun 2007 · Flat / maisonette · Leasehold
Previously £247,500 (Sep 2006) · +49%
£368,000
FLAT 803, NELL GWYNN HOUSE, SLOANE AVENUE
8 Sep 2006 · Flat / maisonette · Leasehold
£247,500
FLAT 839, NELL GWYNN HOUSE, SLOANE AVENUE
5 Sep 2006 · Flat / maisonette · Leasehold
Previously £195,000 (Jul 2004) · +23%
£240,000
FLAT 835, NELL GWYNN HOUSE, SLOANE AVENUE
2 May 2006 · Flat / maisonette · Leasehold
£230,000
FLAT 825, NELL GWYNN HOUSE, SLOANE AVENUE
9 Feb 2006 · Flat / maisonette · Leasehold
Previously £207,500 (Jul 2004) · +59%
£330,000
FLAT 822, NELL GWYNN HOUSE, SLOANE AVENUE
23 Feb 2005 · Flat / maisonette · Leasehold
£266,000
FLAT 832, NELL GWYNN HOUSE, SLOANE AVENUE
16 Nov 2004 · Flat / maisonette · Leasehold
Previously £207,000 (Jul 2004) · +20%
£249,000
FLAT 828, NELL GWYNN HOUSE, SLOANE AVENUE
20 Sep 2004 · Flat / maisonette · Leasehold
Previously £145,000 (Jul 1997) · +72%
£250,000
FLAT 840, NELL GWYNN HOUSE, SLOANE AVENUE
9 Sep 2004 · Flat / maisonette · Leasehold
£296,000
FLAT 834, NELL GWYNN HOUSE, SLOANE AVENUE
20 Aug 2004 · Flat / maisonette · Leasehold
£220,000
FLAT 832, NELL GWYNN HOUSE, SLOANE AVENUE
23 Jul 2004 · Flat / maisonette · Leasehold
£207,000
FLAT 825, NELL GWYNN HOUSE, SLOANE AVENUE
15 Jul 2004 · Flat / maisonette · Leasehold
£207,500
FLAT 839, NELL GWYNN HOUSE, SLOANE AVENUE
5 Jul 2004 · Flat / maisonette · Leasehold
Previously £110,000 (Apr 1999) · +77%
£195,000
FLAT 811, NELL GWYNN HOUSE, SLOANE AVENUE
8 Aug 2003 · Flat / maisonette · Leasehold
Previously £235,000 (Sep 2002) · +6%
£249,950
FLAT 804, NELL GWYNN HOUSE, SLOANE AVENUE
7 Aug 2003 · Flat / maisonette · Leasehold
£346,000
FLAT 814, NELL GWYNN HOUSE, SLOANE AVENUE
24 Jul 2003 · Flat / maisonette · Leasehold
£242,500

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.