{
  "url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8",
  "address_path": "ec1n/hatton-garden/sienna-buildings-47/flat-8",
  "paon": "SIENNA BUILDINGS, 47",
  "saon": "FLAT 8",
  "street": "HATTON GARDEN",
  "locality": null,
  "town_city": "LONDON",
  "district": "CAMDEN",
  "county": "GREATER LONDON",
  "postcode": "EC1N 8EX",
  "postcodes": [
    "EC1N 8EX"
  ],
  "latitude": 51.52101657329325,
  "longitude": -0.10835495163320616,
  "location_precision": "postcode_centroid",
  "sale_count": 4,
  "first_sale_date": "2002-05-09",
  "last_sale_date": "2017-06-16",
  "last_price": 1014500,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8/5376b385-b832-34c1-e053-6b04a8c09ff6",
      "transaction_id": "5376B385-B832-34C1-E053-6B04A8C09FF6",
      "price": 1014500,
      "date_of_transfer": "2017-06-16",
      "postcode": "EC1N 8EX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "SIENNA BUILDINGS, 47",
      "saon": "FLAT 8",
      "street": "HATTON GARDEN",
      "locality": null,
      "town_city": "LONDON",
      "district": "CAMDEN",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ec1n/hatton-garden/sienna-buildings-47/flat-8",
      "property_url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8"
    },
    {
      "url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8/fee75422-3b84-4891-9a14-b188532aa628",
      "transaction_id": "FEE75422-3B84-4891-9A14-B188532AA628",
      "price": 687000,
      "date_of_transfer": "2011-11-30",
      "postcode": "EC1N 8EX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "SIENNA BUILDINGS, 47",
      "saon": "FLAT 8",
      "street": "HATTON GARDEN",
      "locality": null,
      "town_city": "LONDON",
      "district": "CAMDEN",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ec1n/hatton-garden/sienna-buildings-47/flat-8",
      "property_url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8"
    },
    {
      "url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8/d83f4cc5-b3a8-4ff5-9ef7-88814de0c37f",
      "transaction_id": "D83F4CC5-B3A8-4FF5-9EF7-88814DE0C37F",
      "price": 500000,
      "date_of_transfer": "2011-06-30",
      "postcode": "EC1N 8EX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "SIENNA BUILDINGS, 47",
      "saon": "FLAT 8",
      "street": "HATTON GARDEN",
      "locality": null,
      "town_city": "LONDON",
      "district": "CAMDEN",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ec1n/hatton-garden/sienna-buildings-47/flat-8",
      "property_url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8"
    },
    {
      "url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8/a474b227-9557-4f4e-9493-704e1235d244",
      "transaction_id": "A474B227-9557-4F4E-9493-704E1235D244",
      "price": 196200,
      "date_of_transfer": "2002-05-09",
      "postcode": "EC1N 8EX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "SIENNA BUILDINGS, 47",
      "saon": "FLAT 8",
      "street": "HATTON GARDEN",
      "locality": "LONDON",
      "town_city": "LONDON",
      "district": "CAMDEN",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ec1n/hatton-garden/sienna-buildings-47/flat-8",
      "property_url": "https://openproperties.uk/ec1n/hatton-garden/sienna-buildings-47/flat-8"
    }
  ],
  "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
    }
  ]
}