{
  "url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9",
  "address_path": "w1j/berkeley-street/18/flat-9",
  "paon": "18",
  "saon": "FLAT 9",
  "street": "BERKELEY STREET",
  "locality": null,
  "town_city": "LONDON",
  "district": "CITY OF WESTMINSTER",
  "county": "GREATER LONDON",
  "postcode": "W1J 8EB",
  "postcodes": [
    "W1J 8EB"
  ],
  "latitude": 51.50878184923848,
  "longitude": -0.14350496690474432,
  "location_precision": "postcode_centroid",
  "sale_count": 4,
  "first_sale_date": "2000-11-30",
  "last_sale_date": "2014-08-22",
  "last_price": 2250000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9/40ed855a-27c3-49e1-b43f-94035bd8b1b8",
      "transaction_id": "40ED855A-27C3-49E1-B43F-94035BD8B1B8",
      "price": 2250000,
      "date_of_transfer": "2014-08-22",
      "postcode": "W1J 8EB",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "18",
      "saon": "FLAT 9",
      "street": "BERKELEY 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": "w1j/berkeley-street/18/flat-9",
      "property_url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9/8557db23-fbe4-4a4f-9726-96d2e1cd89e6",
      "transaction_id": "8557DB23-FBE4-4A4F-9726-96D2E1CD89E6",
      "price": 1950000,
      "date_of_transfer": "2013-09-30",
      "postcode": "W1J 8EB",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "18",
      "saon": "FLAT 9",
      "street": "BERKELEY 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": "w1j/berkeley-street/18/flat-9",
      "property_url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9/3323f611-d0c1-4321-af86-97719e33a9b1",
      "transaction_id": "3323F611-D0C1-4321-AF86-97719E33A9B1",
      "price": 620000,
      "date_of_transfer": "2003-05-12",
      "postcode": "W1J 8EB",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "18",
      "saon": "FLAT 9",
      "street": "BERKELEY STREET",
      "locality": "LONDON",
      "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": "w1j/berkeley-street/18/flat-9",
      "property_url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9"
    },
    {
      "url": "https://openproperties.uk/w1j/berkeley-street/18/flat-9/466aaffc-5b27-433d-b844-45f43075b174",
      "transaction_id": "466AAFFC-5B27-433D-B844-45F43075B174",
      "price": 560000,
      "date_of_transfer": "2000-11-30",
      "postcode": "W1J 8EB",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "18",
      "saon": "FLAT 9",
      "street": "BERKELEY 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": "w1j/berkeley-street/18/flat-9",
      "property_url": "https://openproperties.uk/w1j/berkeley-street/18/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
    }
  ]
}