{
  "url": "https://openproperties.uk/w1j/bolton-street/27/flat-4",
  "address_path": "w1j/bolton-street/27/flat-4",
  "paon": "27",
  "saon": "FLAT 4",
  "street": "BOLTON STREET",
  "locality": null,
  "town_city": "LONDON",
  "district": "CITY OF WESTMINSTER",
  "county": "GREATER LONDON",
  "postcode": "W1J 8BW",
  "postcodes": [
    "W1J 8BW"
  ],
  "latitude": 51.50711011868292,
  "longitude": -0.14469690613967418,
  "location_precision": "postcode_centroid",
  "sale_count": 3,
  "first_sale_date": "2001-01-18",
  "last_sale_date": "2024-05-31",
  "last_price": 1100000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/w1j/bolton-street/27/flat-4/1eae3df7-6b60-9eb1-e063-4704a8c09d02",
      "transaction_id": "1EAE3DF7-6B60-9EB1-E063-4704A8C09D02",
      "price": 1100000,
      "date_of_transfer": "2024-05-31",
      "postcode": "W1J 8BW",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "27",
      "saon": "FLAT 4",
      "street": "BOLTON STREET",
      "locality": null,
      "town_city": "LONDON",
      "district": "CITY OF WESTMINSTER",
      "county": "GREATER LONDON",
      "ppd_category_type": "B",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "w1j/bolton-street/27/flat-4",
      "property_url": "https://openproperties.uk/w1j/bolton-street/27/flat-4"
    },
    {
      "url": "https://openproperties.uk/w1j/bolton-street/27/flat-4/84969dc4-02ff-4d15-a6f9-d24a67d28aaa",
      "transaction_id": "84969DC4-02FF-4D15-A6F9-D24A67D28AAA",
      "price": 1750000,
      "date_of_transfer": "2007-12-19",
      "postcode": "W1J 8BW",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "27",
      "saon": "FLAT 4",
      "street": "BOLTON 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/bolton-street/27/flat-4",
      "property_url": "https://openproperties.uk/w1j/bolton-street/27/flat-4"
    },
    {
      "url": "https://openproperties.uk/w1j/bolton-street/27/flat-4/20da71bc-ff78-4331-b95f-65a45b547554",
      "transaction_id": "20DA71BC-FF78-4331-B95F-65A45B547554",
      "price": 595000,
      "date_of_transfer": "2001-01-18",
      "postcode": "W1J 8BW",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": true,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "27",
      "saon": "FLAT 4",
      "street": "BOLTON 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/bolton-street/27/flat-4",
      "property_url": "https://openproperties.uk/w1j/bolton-street/27/flat-4"
    }
  ],
  "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
    }
  ]
}