{
  "url": "https://openproperties.uk/w1k/mount-street/113/flat-1",
  "address_path": "w1k/mount-street/113/flat-1",
  "paon": "113",
  "saon": "FLAT 1",
  "street": "MOUNT STREET",
  "locality": null,
  "town_city": "LONDON",
  "district": "CITY OF WESTMINSTER",
  "county": "GREATER LONDON",
  "postcode": "W1K 2TX",
  "postcodes": [
    "W1K 2TX"
  ],
  "latitude": 51.509784189733296,
  "longitude": -0.14945916858249314,
  "location_precision": "postcode_centroid",
  "sale_count": 5,
  "first_sale_date": "1997-05-09",
  "last_sale_date": "2017-12-14",
  "last_price": 1400000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/w1k/mount-street/113/flat-1/64342bff-5afd-422c-e053-6c04a8c0fb8a",
      "transaction_id": "64342BFF-5AFD-422C-E053-6C04A8C0FB8A",
      "price": 1400000,
      "date_of_transfer": "2017-12-14",
      "postcode": "W1K 2TX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "113",
      "saon": "FLAT 1",
      "street": "MOUNT 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": "w1k/mount-street/113/flat-1",
      "property_url": "https://openproperties.uk/w1k/mount-street/113/flat-1"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/113/flat-1/e8afa8c8-4d97-435b-8f19-aaf1b4f8dd19",
      "transaction_id": "E8AFA8C8-4D97-435B-8F19-AAF1B4F8DD19",
      "price": 1250000,
      "date_of_transfer": "2007-12-12",
      "postcode": "W1K 2TX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "113",
      "saon": "FLAT 1",
      "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/113/flat-1",
      "property_url": "https://openproperties.uk/w1k/mount-street/113/flat-1"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/113/flat-1/17de4250-3a0e-4f67-9ec5-fd9652acf4e9",
      "transaction_id": "17DE4250-3A0E-4F67-9EC5-FD9652ACF4E9",
      "price": 390000,
      "date_of_transfer": "2002-09-02",
      "postcode": "W1K 2TX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "113",
      "saon": "FLAT 1",
      "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/113/flat-1",
      "property_url": "https://openproperties.uk/w1k/mount-street/113/flat-1"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/113/flat-1/5b33fa1d-e378-4b3c-bd4d-15356362cbbd",
      "transaction_id": "5B33FA1D-E378-4B3C-BD4D-15356362CBBD",
      "price": 325000,
      "date_of_transfer": "2002-04-12",
      "postcode": "W1K 2TX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "113",
      "saon": "FLAT 1",
      "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/113/flat-1",
      "property_url": "https://openproperties.uk/w1k/mount-street/113/flat-1"
    },
    {
      "url": "https://openproperties.uk/w1k/mount-street/113/flat-1/7cce8be6-2246-496a-8bf5-cd92a47c4252",
      "transaction_id": "7CCE8BE6-2246-496A-8BF5-CD92A47C4252",
      "price": 272500,
      "date_of_transfer": "1997-05-09",
      "postcode": "W1K 2TX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "113",
      "saon": "FLAT 1",
      "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/113/flat-1",
      "property_url": "https://openproperties.uk/w1k/mount-street/113/flat-1"
    }
  ],
  "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
    }
  ]
}