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      "saon": "FLAT 10",
      "postcode": "SW7 3LT",
      "sale_count": 2,
      "first_sale_date": "2011-11-18",
      "last_sale_date": "2025-08-15",
      "last_price": 2500000,
      "url": "https://openproperties.uk/sw7/onslow-square/81/flat-10"
    },
    {
      "paon": "89",
      "saon": "FLAT 2",
      "postcode": "SW7 3LT",
      "sale_count": 3,
      "first_sale_date": "2000-02-18",
      "last_sale_date": "2017-03-10",
      "last_price": 2500000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-2"
    },
    {
      "paon": "89",
      "saon": "FLAT 3",
      "postcode": "SW7 3LT",
      "sale_count": 2,
      "first_sale_date": "2002-01-31",
      "last_sale_date": "2011-01-07",
      "last_price": 2250000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-3"
    },
    {
      "paon": "89",
      "saon": "FLAT 4",
      "postcode": "SW7 3LT",
      "sale_count": 1,
      "first_sale_date": "2021-01-29",
      "last_sale_date": "2021-01-29",
      "last_price": 2450000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-4"
    },
    {
      "paon": "89",
      "saon": "FLAT 5",
      "postcode": "SW7 3LT",
      "sale_count": 1,
      "first_sale_date": "2007-03-19",
      "last_sale_date": "2007-03-19",
      "last_price": 1685000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-5"
    },
    {
      "paon": "89",
      "saon": "FLAT 6",
      "postcode": "SW7 3LT",
      "sale_count": 2,
      "first_sale_date": "2007-11-30",
      "last_sale_date": "2023-10-03",
      "last_price": 2600000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-6"
    },
    {
      "paon": "89",
      "saon": "FLAT 7",
      "postcode": "SW7 3LT",
      "sale_count": 1,
      "first_sale_date": "2013-03-25",
      "last_sale_date": "2013-03-25",
      "last_price": 1850000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-7"
    },
    {
      "paon": "89",
      "saon": "FLAT 8",
      "postcode": "SW7 3LT",
      "sale_count": 2,
      "first_sale_date": "1996-11-15",
      "last_sale_date": "2003-12-31",
      "last_price": 1100000,
      "url": "https://openproperties.uk/sw7/onslow-square/89/flat-8"
    },
    {
      "paon": "93",
      "saon": "FLAT 3",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2002-04-16",
      "last_sale_date": "2024-06-28",
      "last_price": 2100000,
      "url": "https://openproperties.uk/sw7/onslow-square/93/flat-3"
    },
    {
      "paon": "97",
      "saon": "FLAT 3",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2014-06-20",
      "last_sale_date": "2021-06-30",
      "last_price": 2300000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-3"
    },
    {
      "paon": "97",
      "saon": "FLAT 4",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2019-05-17",
      "last_sale_date": "2019-05-17",
      "last_price": 5575497,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-4"
    },
    {
      "paon": "97",
      "saon": "FLAT 5",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2011-12-09",
      "last_sale_date": "2013-12-06",
      "last_price": 2800000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-5"
    },
    {
      "paon": "97",
      "saon": "FLAT 6",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "1999-02-15",
      "last_sale_date": "1999-02-15",
      "last_price": 1135000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-6"
    },
    {
      "paon": "97",
      "saon": "FLAT 7",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2011-12-16",
      "last_sale_date": "2013-06-14",
      "last_price": 2850000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-7"
    },
    {
      "paon": "97",
      "saon": "FLAT 8",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2004-09-23",
      "last_sale_date": "2004-09-23",
      "last_price": 1650000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-8"
    },
    {
      "paon": "97",
      "saon": "FLAT 9",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2019-08-14",
      "last_sale_date": "2019-08-14",
      "last_price": 1550000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-9"
    },
    {
      "paon": "97",
      "saon": "FLAT 10",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2019-08-14",
      "last_sale_date": "2019-08-14",
      "last_price": 950000,
      "url": "https://openproperties.uk/sw7/onslow-square/97/flat-10"
    },
    {
      "paon": "97A",
      "saon": null,
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2017-01-23",
      "last_sale_date": "2017-01-23",
      "last_price": 1300000,
      "url": "https://openproperties.uk/sw7/onslow-square/97a"
    },
    {
      "paon": "101",
      "saon": "GROUND FLOOR FLAT",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2007-08-01",
      "last_sale_date": "2017-10-23",
      "last_price": 2650000,
      "url": "https://openproperties.uk/sw7/onslow-square/101/ground-floor-flat"
    },
    {
      "paon": "105",
      "saon": "FLAT 1",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "1997-04-07",
      "last_sale_date": "2014-04-09",
      "last_price": 1765000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-1"
    },
    {
      "paon": "105",
      "saon": "FLAT 2",
      "postcode": "SW7 3LU",
      "sale_count": 3,
      "first_sale_date": "2003-02-12",
      "last_sale_date": "2012-03-30",
      "last_price": 1500000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-2"
    },
    {
      "paon": "105",
      "saon": "FLAT 3",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2004-05-06",
      "last_sale_date": "2004-05-06",
      "last_price": 2500000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-3"
    },
    {
      "paon": "105",
      "saon": "FLAT 4",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2002-01-28",
      "last_sale_date": "2002-01-28",
      "last_price": 800000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-4"
    },
    {
      "paon": "105",
      "saon": "FLAT 5",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2002-04-25",
      "last_sale_date": "2002-04-25",
      "last_price": 550000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-5"
    },
    {
      "paon": "105",
      "saon": "FLAT 6",
      "postcode": "SW7 3LU",
      "sale_count": 3,
      "first_sale_date": "1997-05-28",
      "last_sale_date": "2000-02-28",
      "last_price": 1600000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-6"
    },
    {
      "paon": "105",
      "saon": "FLAT 9",
      "postcode": "SW7 3LU",
      "sale_count": 5,
      "first_sale_date": "1996-02-09",
      "last_sale_date": "2023-01-13",
      "last_price": 5500000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-9"
    },
    {
      "paon": "105",
      "saon": "FLAT 10",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2007-06-01",
      "last_sale_date": "2007-06-01",
      "last_price": 1400000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-10"
    },
    {
      "paon": "105",
      "saon": "FLAT 11",
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2008-08-11",
      "last_sale_date": "2008-08-11",
      "last_price": 1050000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-11"
    },
    {
      "paon": "105",
      "saon": "FLAT 12",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "1996-09-27",
      "last_sale_date": "2021-04-07",
      "last_price": 2500000,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-12"
    },
    {
      "paon": "105",
      "saon": "FLAT 13",
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2004-03-17",
      "last_sale_date": "2013-09-27",
      "last_price": 1742500,
      "url": "https://openproperties.uk/sw7/onslow-square/105/flat-13"
    },
    {
      "paon": "105A",
      "saon": null,
      "postcode": "SW7 3LU",
      "sale_count": 1,
      "first_sale_date": "2010-08-12",
      "last_sale_date": "2010-08-12",
      "last_price": 484600,
      "url": "https://openproperties.uk/sw7/onslow-square/105a"
    },
    {
      "paon": "109A",
      "saon": null,
      "postcode": "SW7 3LU",
      "sale_count": 2,
      "first_sale_date": "2001-09-20",
      "last_sale_date": "2024-09-17",
      "last_price": 1275000,
      "url": "https://openproperties.uk/sw7/onslow-square/109a"
    }
  ],
  "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
  }
}