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      "address_path": "hp4/chiltern-park-avenue/52",
      "property_url": "https://openproperties.uk/hp4/chiltern-park-avenue/52"
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    {
      "url": "https://openproperties.uk/hp4/chiltern-park-avenue/52/8fd3cb37-e30e-4936-b9ce-3f9a8a9ba417",
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      "street": "CHILTERN PARK AVENUE",
      "locality": "BERKHAMSTED",
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      "district": "DACORUM",
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      "ppd_category_type": "A",
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      "address_path": "hp4/chiltern-park-avenue/52",
      "property_url": "https://openproperties.uk/hp4/chiltern-park-avenue/52"
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    {
      "url": "https://openproperties.uk/hp4/chiltern-park-avenue/52/6ff60da2-7f0c-4e1e-9a9f-5b0b2b99f634",
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      "date_of_transfer": "1998-07-30",
      "postcode": "HP4 1EX",
      "property_type": "F",
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      "new_build": false,
      "duration": "L",
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      "paon": "52",
      "saon": null,
      "street": "CHILTERN PARK AVENUE",
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      "address_path": "hp4/chiltern-park-avenue/52",
      "property_url": "https://openproperties.uk/hp4/chiltern-park-avenue/52"
    }
  ],
  "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
    }
  ]
}