{
  "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9",
  "address_path": "w1h/seymour-street/56/flat-9",
  "paon": "56",
  "saon": "FLAT 9",
  "street": "SEYMOUR STREET",
  "locality": null,
  "town_city": "LONDON",
  "district": "CITY OF WESTMINSTER",
  "county": "GREATER LONDON",
  "postcode": "W1H 7JJ",
  "postcodes": [
    "W1H 7JJ"
  ],
  "latitude": 51.5144940837149,
  "longitude": -0.1607549802146314,
  "location_precision": "postcode_centroid",
  "sale_count": 4,
  "first_sale_date": "1999-05-21",
  "last_sale_date": "2016-03-18",
  "last_price": 815000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9/31fb4c17-b13a-57b9-e050-a8c063053436",
      "transaction_id": "31FB4C17-B13A-57B9-E050-A8C063053436",
      "price": 815000,
      "date_of_transfer": "2016-03-18",
      "postcode": "W1H 7JJ",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "56",
      "saon": "FLAT 9",
      "street": "SEYMOUR STREET",
      "locality": null,
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1h/seymour-street/56/flat-9",
      "property_url": "https://openproperties.uk/w1h/seymour-street/56/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9/523b8064-95ff-4859-90ae-c3bc49346e29",
      "transaction_id": "523B8064-95FF-4859-90AE-C3BC49346E29",
      "price": 750000,
      "date_of_transfer": "2012-09-04",
      "postcode": "W1H 7JJ",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "56",
      "saon": "FLAT 9",
      "street": "SEYMOUR STREET",
      "locality": null,
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1h/seymour-street/56/flat-9",
      "property_url": "https://openproperties.uk/w1h/seymour-street/56/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9/3758a1cc-e497-40e1-ba7d-843867524112",
      "transaction_id": "3758A1CC-E497-40E1-BA7D-843867524112",
      "price": 390000,
      "date_of_transfer": "2009-09-21",
      "postcode": "W1H 7JJ",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "56",
      "saon": "FLAT 9",
      "street": "SEYMOUR STREET",
      "locality": null,
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1h/seymour-street/56/flat-9",
      "property_url": "https://openproperties.uk/w1h/seymour-street/56/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1h/seymour-street/56/flat-9/3fc9ace0-4cb9-4724-a785-5712a57ebab9",
      "transaction_id": "3FC9ACE0-4CB9-4724-A785-5712A57EBAB9",
      "price": 275000,
      "date_of_transfer": "1999-05-21",
      "postcode": "W1H 7JJ",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "56",
      "saon": "FLAT 9",
      "street": "SEYMOUR STREET",
      "locality": null,
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1h/seymour-street/56/flat-9",
      "property_url": "https://openproperties.uk/w1h/seymour-street/56/flat-9"
    }
  ],
  "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. Contains OS data © Crown copyright and database right. Postcode locations are Code-Point Open centroids: they locate the postcode, not an individual building.",
  "provenance": [
    {
      "source": "HM Land Registry Price Paid Data",
      "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
      "retrieved_at": "2026-07-09T18:56:26.350736+00:00"
    },
    {
      "source": "OS Code-Point Open",
      "source_url": "https://osdatahub.os.uk/downloads/open/CodePointOpen",
      "retrieved_at": null
    }
  ]
}