{
  "url": "https://openproperties.uk/nw3/belsize-park/28/flat-4",
  "address_path": "nw3/belsize-park/28/flat-4",
  "paon": "28",
  "saon": "FLAT 4",
  "street": "BELSIZE PARK",
  "locality": null,
  "town_city": "LONDON",
  "district": "CAMDEN",
  "county": "GREATER LONDON",
  "postcode": "NW3 4DX",
  "postcodes": [
    "NW3 4DX"
  ],
  "latitude": 51.547772483286074,
  "longitude": -0.17266788490735951,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "2000-04-07",
  "last_sale_date": "2009-08-14",
  "last_price": 365000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/nw3/belsize-park/28/flat-4/57a073bc-b849-4d6f-9a8e-c6d1745a4db8",
      "transaction_id": "57A073BC-B849-4D6F-9A8E-C6D1745A4DB8",
      "price": 365000,
      "date_of_transfer": "2009-08-14",
      "postcode": "NW3 4DX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "28",
      "saon": "FLAT 4",
      "street": "BELSIZE PARK",
      "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": "nw3/belsize-park/28/flat-4",
      "property_url": "https://openproperties.uk/nw3/belsize-park/28/flat-4"
    },
    {
      "url": "https://openproperties.uk/nw3/belsize-park/28/flat-4/90d441f4-c517-4ee6-8e36-dd5a879b3a12",
      "transaction_id": "90D441F4-C517-4EE6-8E36-DD5A879B3A12",
      "price": 225000,
      "date_of_transfer": "2000-04-07",
      "postcode": "NW3 4DX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "28",
      "saon": "FLAT 4",
      "street": "BELSIZE PARK",
      "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": "nw3/belsize-park/28/flat-4",
      "property_url": "https://openproperties.uk/nw3/belsize-park/28/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
    }
  ]
}