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      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp4/castle-street/garden-cottage-28a",
      "property_url": "https://openproperties.uk/hp4/castle-street/garden-cottage-28a"
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    {
      "url": "https://openproperties.uk/hp4/castle-street/garden-cottage-28a/21ba6855-59b5-4bd1-b202-914539ac5252",
      "transaction_id": "21BA6855-59B5-4BD1-B202-914539AC5252",
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      "date_of_transfer": "2004-07-09",
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      "duration": "F",
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      "paon": "GARDEN COTTAGE, 28A",
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      "street": "CASTLE STREET",
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      "town_city": "BERKHAMSTED",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp4/castle-street/garden-cottage-28a",
      "property_url": "https://openproperties.uk/hp4/castle-street/garden-cottage-28a"
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    {
      "url": "https://openproperties.uk/hp4/castle-street/garden-cottage-28a/748ecb52-2b6d-480d-a2bc-bcb2ca93419f",
      "transaction_id": "748ECB52-2B6D-480D-A2BC-BCB2CA93419F",
      "price": 162500,
      "date_of_transfer": "2003-10-31",
      "postcode": "HP4 2DW",
      "property_type": "S",
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      "duration": "F",
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      "paon": "GARDEN COTTAGE, 28A",
      "saon": null,
      "street": "CASTLE STREET",
      "locality": "BERKHAMSTED",
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      "district": "DACORUM",
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      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp4/castle-street/garden-cottage-28a",
      "property_url": "https://openproperties.uk/hp4/castle-street/garden-cottage-28a"
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  ],
  "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
    }
  ]
}