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      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-d17"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT D18",
      "postcode": "SW3 3JH",
      "sale_count": 3,
      "first_sale_date": "1997-07-18",
      "last_sale_date": "2025-05-09",
      "last_price": 300000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-d18"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT D19",
      "postcode": "SW3 3JH",
      "sale_count": 2,
      "first_sale_date": "1999-05-07",
      "last_sale_date": "2003-01-06",
      "last_price": 185000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-d19"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT D20",
      "postcode": "SW3 3JH",
      "sale_count": 2,
      "first_sale_date": "2014-05-16",
      "last_sale_date": "2015-12-18",
      "last_price": 550000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-d20"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E1",
      "postcode": "SW3 3JJ",
      "sale_count": 2,
      "first_sale_date": "2012-02-22",
      "last_sale_date": "2015-10-22",
      "last_price": 600000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e1"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E2",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "1997-01-15",
      "last_sale_date": "1997-01-15",
      "last_price": 82000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e2"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E3",
      "postcode": "SW3 3JJ",
      "sale_count": 2,
      "first_sale_date": "1996-05-28",
      "last_sale_date": "2020-01-24",
      "last_price": 589050,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e3"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E4",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2001-12-12",
      "last_sale_date": "2001-12-12",
      "last_price": 245000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e4"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E6",
      "postcode": "SW3 3JJ",
      "sale_count": 2,
      "first_sale_date": "1998-10-05",
      "last_sale_date": "2005-04-18",
      "last_price": 280000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e6"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E7",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2016-12-09",
      "last_sale_date": "2016-12-09",
      "last_price": 630000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e7"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E8",
      "postcode": "SW3 3JJ",
      "sale_count": 6,
      "first_sale_date": "1997-08-29",
      "last_sale_date": "2017-05-05",
      "last_price": 600000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e8"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E10",
      "postcode": "SW3 3JJ",
      "sale_count": 2,
      "first_sale_date": "1998-05-01",
      "last_sale_date": "2025-04-25",
      "last_price": 525000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e10"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E11",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2008-09-08",
      "last_sale_date": "2008-09-08",
      "last_price": 330000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e11"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E12",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2013-03-01",
      "last_sale_date": "2013-03-01",
      "last_price": 520000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e12"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E16",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "1996-08-02",
      "last_sale_date": "1996-08-02",
      "last_price": 68000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e16"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E17",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2003-07-15",
      "last_sale_date": "2003-07-15",
      "last_price": 180000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e17"
    },
    {
      "paon": "SLOANE AVENUE MANSIONS",
      "saon": "FLAT E20",
      "postcode": "SW3 3JJ",
      "sale_count": 1,
      "first_sale_date": "2003-07-04",
      "last_sale_date": "2003-07-04",
      "last_price": 157000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/sloane-avenue-mansions/flat-e20"
    },
    {
      "paon": "3",
      "saon": "FLAT 1",
      "postcode": "SW3 3JD",
      "sale_count": 2,
      "first_sale_date": "2004-11-16",
      "last_sale_date": "2014-09-02",
      "last_price": 1240000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/3/flat-1"
    },
    {
      "paon": "3",
      "saon": "FLAT 2",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "1996-06-21",
      "last_sale_date": "1996-06-21",
      "last_price": 182500,
      "url": "https://openproperties.uk/sw3/sloane-avenue/3/flat-2"
    },
    {
      "paon": "3",
      "saon": "FLAT 3",
      "postcode": "SW3 3JD",
      "sale_count": 2,
      "first_sale_date": "1996-11-08",
      "last_sale_date": "2025-01-15",
      "last_price": 805550,
      "url": "https://openproperties.uk/sw3/sloane-avenue/3/flat-3"
    },
    {
      "paon": "3",
      "saon": "FLAT 4",
      "postcode": "SW3 3JD",
      "sale_count": 2,
      "first_sale_date": "1995-06-30",
      "last_sale_date": "2000-02-22",
      "last_price": 335000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/3/flat-4"
    },
    {
      "paon": "3",
      "saon": "FLAT 5",
      "postcode": "SW3 3JD",
      "sale_count": 3,
      "first_sale_date": "2000-04-20",
      "last_sale_date": "2026-02-02",
      "last_price": 600000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/3/flat-5"
    },
    {
      "paon": "5",
      "saon": "FLAT 2",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2025-11-07",
      "last_sale_date": "2025-11-07",
      "last_price": 900000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/5/flat-2"
    },
    {
      "paon": "5",
      "saon": "FLAT 3",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2006-04-10",
      "last_sale_date": "2006-04-10",
      "last_price": 375000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/5/flat-3"
    },
    {
      "paon": "5",
      "saon": "FLAT 4",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2010-09-01",
      "last_sale_date": "2010-09-01",
      "last_price": 1150000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/5/flat-4"
    },
    {
      "paon": "7",
      "saon": "FLAT B",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2013-10-31",
      "last_sale_date": "2013-10-31",
      "last_price": 965000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/7/flat-b"
    },
    {
      "paon": "7A",
      "saon": "FLAT",
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2009-11-30",
      "last_sale_date": "2009-11-30",
      "last_price": 1325000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/7a/flat"
    },
    {
      "paon": "9",
      "saon": null,
      "postcode": "SW3 3JD",
      "sale_count": 1,
      "first_sale_date": "2000-08-11",
      "last_sale_date": "2000-08-11",
      "last_price": 1200000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/9"
    },
    {
      "paon": "10",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 3,
      "first_sale_date": "2003-04-29",
      "last_sale_date": "2021-09-03",
      "last_price": 6700000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/10"
    },
    {
      "paon": "11",
      "saon": null,
      "postcode": "SW3 3JD",
      "sale_count": 3,
      "first_sale_date": "2004-03-24",
      "last_sale_date": "2024-04-03",
      "last_price": 4675000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/11"
    },
    {
      "paon": "12",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 1,
      "first_sale_date": "1997-08-01",
      "last_sale_date": "1997-08-01",
      "last_price": 1050000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/12"
    },
    {
      "paon": "14",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 2,
      "first_sale_date": "2005-01-31",
      "last_sale_date": "2024-09-24",
      "last_price": 4150000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/14"
    },
    {
      "paon": "16",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 2,
      "first_sale_date": "1997-04-30",
      "last_sale_date": "1999-10-12",
      "last_price": 1200000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/16"
    },
    {
      "paon": "17",
      "saon": null,
      "postcode": "SW3 3JD",
      "sale_count": 2,
      "first_sale_date": "2002-07-15",
      "last_sale_date": "2006-12-13",
      "last_price": 2987500,
      "url": "https://openproperties.uk/sw3/sloane-avenue/17"
    },
    {
      "paon": "19",
      "saon": null,
      "postcode": "SW3 3JD",
      "sale_count": 3,
      "first_sale_date": "1999-05-06",
      "last_sale_date": "2007-01-30",
      "last_price": 3000000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/19"
    },
    {
      "paon": "20",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 2,
      "first_sale_date": "2000-11-16",
      "last_sale_date": "2011-03-09",
      "last_price": 3295000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/20"
    },
    {
      "paon": "22",
      "saon": null,
      "postcode": "SW3 3JE",
      "sale_count": 1,
      "first_sale_date": "2017-03-28",
      "last_sale_date": "2017-03-28",
      "last_price": 3400000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/22"
    },
    {
      "paon": "25",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 2,
      "first_sale_date": "2009-11-25",
      "last_sale_date": "2024-09-02",
      "last_price": 6300000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/25"
    },
    {
      "paon": "27",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 2,
      "first_sale_date": "2006-04-21",
      "last_sale_date": "2022-07-25",
      "last_price": 3900000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/27"
    },
    {
      "paon": "29",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 1,
      "first_sale_date": "1998-11-27",
      "last_sale_date": "1998-11-27",
      "last_price": 850000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/29"
    },
    {
      "paon": "31",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 1,
      "first_sale_date": "2008-11-26",
      "last_sale_date": "2008-11-26",
      "last_price": 3000000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/31"
    },
    {
      "paon": "35",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 1,
      "first_sale_date": "1995-03-01",
      "last_sale_date": "1995-03-01",
      "last_price": 590000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/35"
    },
    {
      "paon": "37",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 3,
      "first_sale_date": "2005-03-30",
      "last_sale_date": "2014-03-31",
      "last_price": 4000000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/37"
    },
    {
      "paon": "39",
      "saon": null,
      "postcode": "SW3 3JB",
      "sale_count": 1,
      "first_sale_date": "2010-11-01",
      "last_sale_date": "2010-11-01",
      "last_price": 2775000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/39"
    },
    {
      "paon": "45",
      "saon": null,
      "postcode": "SW3 3DH",
      "sale_count": 1,
      "first_sale_date": "2016-07-19",
      "last_sale_date": "2016-07-19",
      "last_price": 120000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/45"
    },
    {
      "paon": "47",
      "saon": "GROUND FLOOR SHOP AND BASEMENT",
      "postcode": "SW3 3DH",
      "sale_count": 1,
      "first_sale_date": "2023-11-23",
      "last_sale_date": "2023-11-23",
      "last_price": 57000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/47/ground-floor-shop-and-basement"
    },
    {
      "paon": "55 - 57",
      "saon": null,
      "postcode": "SW3 3DH",
      "sale_count": 2,
      "first_sale_date": "1997-09-01",
      "last_sale_date": "2016-05-20",
      "last_price": 3000000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/55-57"
    },
    {
      "paon": "86A",
      "saon": null,
      "postcode": "SW3 3DZ",
      "sale_count": 1,
      "first_sale_date": "2018-05-11",
      "last_sale_date": "2018-05-11",
      "last_price": 8350000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/86a"
    },
    {
      "paon": "550 CHELSEA CLOISTERS",
      "saon": null,
      "postcode": "SW3 3EJ",
      "sale_count": 2,
      "first_sale_date": "2012-06-29",
      "last_sale_date": "2023-10-10",
      "last_price": 250000,
      "url": "https://openproperties.uk/sw3/sloane-avenue/550-chelsea-cloisters"
    }
  ],
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains HM Land Registry data © Crown copyright and database right. This data is licensed under the Open Government Licence v3.0.",
  "provenance": {
    "source": "HM Land Registry Price Paid Data",
    "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
    "retrieved_at": null
  }
}