{
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      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
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      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "bd21/upper-calton-street/1",
      "property_url": "https://openproperties.uk/bd21/upper-calton-street/1"
    },
    {
      "url": "https://openproperties.uk/bd21/upper-calton-street/1/ea2cc62c-92ff-4094-bad3-7a5cfd2601c1",
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      "duration": "F",
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      "paon": "1",
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      "street": "UPPER CALTON STREET",
      "locality": "KEIGHLEY",
      "town_city": "KEIGHLEY",
      "district": "BRADFORD",
      "county": "WEST YORKSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "bd21/upper-calton-street/1",
      "property_url": "https://openproperties.uk/bd21/upper-calton-street/1"
    },
    {
      "url": "https://openproperties.uk/bd21/upper-calton-street/1/7ed6b936-91ba-4d61-b75a-b9195578ea48",
      "transaction_id": "7ED6B936-91BA-4D61-B75A-B9195578EA48",
      "price": 28500,
      "date_of_transfer": "1995-01-06",
      "postcode": "BD21 1HF",
      "property_type": "T",
      "property_type_display": "Terraced",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "1",
      "saon": null,
      "street": "UPPER CALTON STREET",
      "locality": "KEIGHLEY",
      "town_city": "KEIGHLEY",
      "district": "BRADFORD",
      "county": "WEST YORKSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "bd21/upper-calton-street/1",
      "property_url": "https://openproperties.uk/bd21/upper-calton-street/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
    }
  ]
}