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      "last_price": 1435000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-41"
    },
    {
      "paon": "21",
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      "last_price": 195000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-42"
    },
    {
      "paon": "21",
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      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-46"
    },
    {
      "paon": "21",
      "saon": "FLAT 48",
      "postcode": "W1H 7JR",
      "sale_count": 2,
      "first_sale_date": "2002-08-19",
      "last_sale_date": "2021-06-30",
      "last_price": 650000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-48"
    },
    {
      "paon": "21",
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      "postcode": "W1H 7JX",
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      "last_sale_date": "2015-12-10",
      "last_price": 705000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-49"
    },
    {
      "paon": "21",
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      "last_price": 410000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-51"
    },
    {
      "paon": "21",
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      "postcode": "W1H 7JR",
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      "last_sale_date": "2021-09-30",
      "last_price": 495000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-54"
    },
    {
      "paon": "21",
      "saon": "FLAT 56",
      "postcode": "W1H 7JR",
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      "last_sale_date": "2017-10-27",
      "last_price": 1015000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-56"
    },
    {
      "paon": "21",
      "saon": "FLAT 57",
      "postcode": "W1H 7JX",
      "sale_count": 3,
      "first_sale_date": "1995-03-03",
      "last_sale_date": "2009-04-24",
      "last_price": 370000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-57"
    },
    {
      "paon": "21",
      "saon": "FLAT 58",
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      "sale_count": 3,
      "first_sale_date": "2004-03-30",
      "last_sale_date": "2009-12-09",
      "last_price": 445000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-58"
    },
    {
      "paon": "21",
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      "sale_count": 1,
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      "last_price": 355000,
      "url": "https://openproperties.uk/w1h/seymour-street/21/flat-59"
    },
    {
      "paon": "28 - 30",
      "saon": null,
      "postcode": "W1H 7JB",
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      "last_price": 1200000,
      "url": "https://openproperties.uk/w1h/seymour-street/28-30"
    },
    {
      "paon": "36",
      "saon": null,
      "postcode": "W1H 7JF",
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      "url": "https://openproperties.uk/w1h/seymour-street/36"
    },
    {
      "paon": "56",
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      "postcode": "W1H 7JJ",
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      "last_sale_date": "2025-06-11",
      "last_price": 685000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-1"
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    {
      "paon": "56",
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      "last_price": 350000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-2"
    },
    {
      "paon": "56",
      "saon": "FLAT 3",
      "postcode": "W1H 7JJ",
      "sale_count": 3,
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      "last_sale_date": "2014-02-28",
      "last_price": 700000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-3"
    },
    {
      "paon": "56",
      "saon": "FLAT 4",
      "postcode": "W1H 7JJ",
      "sale_count": 1,
      "first_sale_date": "2000-01-21",
      "last_sale_date": "2000-01-21",
      "last_price": 204000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-4"
    },
    {
      "paon": "56",
      "saon": "FLAT 5",
      "postcode": "W1H 7JJ",
      "sale_count": 1,
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      "last_sale_date": "1999-04-19",
      "last_price": 269500,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-5"
    },
    {
      "paon": "56",
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      "postcode": "W1H 7JJ",
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      "first_sale_date": "1999-04-01",
      "last_sale_date": "2015-07-01",
      "last_price": 236000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-6"
    },
    {
      "paon": "56",
      "saon": "FLAT 7",
      "postcode": "W1H 7JJ",
      "sale_count": 2,
      "first_sale_date": "1999-08-11",
      "last_sale_date": "2023-08-31",
      "last_price": 699000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-7"
    },
    {
      "paon": "56",
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      "last_sale_date": "1999-06-22",
      "last_price": 240000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-8"
    },
    {
      "paon": "56",
      "saon": "FLAT 9",
      "postcode": "W1H 7JJ",
      "sale_count": 4,
      "first_sale_date": "1999-05-21",
      "last_sale_date": "2016-03-18",
      "last_price": 815000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9"
    },
    {
      "paon": "56",
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      "last_price": 285000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-10"
    },
    {
      "paon": "56",
      "saon": "FLAT 11",
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      "first_sale_date": "2000-06-14",
      "last_sale_date": "2018-06-01",
      "last_price": 850000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-11"
    },
    {
      "paon": "56",
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      "postcode": "W1H 7JJ",
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      "last_sale_date": "2009-11-27",
      "last_price": 407000,
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-12"
    },
    {
      "paon": "60",
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      "sale_count": 2,
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      "last_sale_date": "2000-01-28",
      "last_price": 192000,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-1"
    },
    {
      "paon": "60",
      "saon": "FLAT 2",
      "postcode": "W1H 7JN",
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      "first_sale_date": "1996-07-19",
      "last_sale_date": "1996-07-19",
      "last_price": 70500,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-2"
    },
    {
      "paon": "60",
      "saon": "FLAT 3",
      "postcode": "W1H 7JN",
      "sale_count": 3,
      "first_sale_date": "1996-02-09",
      "last_sale_date": "2011-10-25",
      "last_price": 465000,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-3"
    },
    {
      "paon": "60",
      "saon": "FLAT 4",
      "postcode": "W1H 7JN",
      "sale_count": 1,
      "first_sale_date": "1997-02-05",
      "last_sale_date": "1997-02-05",
      "last_price": 67500,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-4"
    },
    {
      "paon": "60",
      "saon": "FLAT 5",
      "postcode": "W1H 7JN",
      "sale_count": 4,
      "first_sale_date": "1996-02-09",
      "last_sale_date": "2019-01-16",
      "last_price": 605000,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-5"
    },
    {
      "paon": "60",
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      "postcode": "W1H 7JN",
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      "first_sale_date": "1997-06-12",
      "last_sale_date": "2020-07-03",
      "last_price": 495000,
      "url": "https://openproperties.uk/w1h/seymour-street/60/flat-6"
    },
    {
      "paon": "64",
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      "last_price": 1775000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-1"
    },
    {
      "paon": "64",
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      "last_price": 1750000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-2"
    },
    {
      "paon": "64",
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      "last_sale_date": "2016-10-18",
      "last_price": 2250000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-3"
    },
    {
      "paon": "64",
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      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-4"
    },
    {
      "paon": "64",
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      "last_price": 1825000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-5"
    },
    {
      "paon": "64",
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      "last_sale_date": "2014-01-24",
      "last_price": 1850000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-6"
    },
    {
      "paon": "64",
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      "last_sale_date": "2014-01-24",
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      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-7"
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    {
      "paon": "64",
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      "last_price": 1700000,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-8"
    },
    {
      "paon": "64",
      "saon": "FLAT 9",
      "postcode": "W1H 5BW",
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      "first_sale_date": "2014-06-10",
      "last_sale_date": "2014-06-10",
      "last_price": 2377856,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-9"
    },
    {
      "paon": "64",
      "saon": "FLAT 10",
      "postcode": "W1H 5BW",
      "sale_count": 1,
      "first_sale_date": "2014-03-18",
      "last_sale_date": "2014-03-18",
      "last_price": 2186600,
      "url": "https://openproperties.uk/w1h/seymour-street/64/flat-10"
    }
  ],
  "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
  }
}