{
  "url": "https://openproperties.uk/w1k/mount-street/13/flat-4",
  "address_path": "w1k/mount-street/13/flat-4",
  "paon": "13",
  "saon": "FLAT 4",
  "street": "MOUNT STREET",
  "locality": "LONDON",
  "town_city": "LONDON",
  "district": "CITY OF WESTMINSTER",
  "county": "GREATER LONDON",
  "postcode": "W1K 2RE",
  "postcodes": [
    "W1K 2RE"
  ],
  "latitude": 51.50998813223196,
  "longitude": -0.1504164409768232,
  "location_precision": "postcode_centroid",
  "sale_count": 3,
  "first_sale_date": "1998-10-23",
  "last_sale_date": "2006-07-12",
  "last_price": 575000,
  "truncated": false,
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      "transaction_id": "3618E4FE-B349-4094-AC38-5A650D211A83",
      "price": 575000,
      "date_of_transfer": "2006-07-12",
      "postcode": "W1K 2RE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "13",
      "saon": "FLAT 4",
      "street": "MOUNT 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": "w1k/mount-street/13/flat-4",
      "property_url": "https://openproperties.uk/w1k/mount-street/13/flat-4"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/13/flat-4/3e3aef85-322c-43b7-9d8f-f4dee614327a",
      "transaction_id": "3E3AEF85-322C-43B7-9D8F-F4DEE614327A",
      "price": 425000,
      "date_of_transfer": "2004-01-12",
      "postcode": "W1K 2RE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "13",
      "saon": "FLAT 4",
      "street": "MOUNT 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": "w1k/mount-street/13/flat-4",
      "property_url": "https://openproperties.uk/w1k/mount-street/13/flat-4"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/13/flat-4/e427c004-a735-4d87-a9c4-bf87781b5178",
      "transaction_id": "E427C004-A735-4D87-A9C4-BF87781B5178",
      "price": 275000,
      "date_of_transfer": "1998-10-23",
      "postcode": "W1K 2RE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "13",
      "saon": "FLAT 4",
      "street": "MOUNT 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": "w1k/mount-street/13/flat-4",
      "property_url": "https://openproperties.uk/w1k/mount-street/13/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
    }
  ]
}