{
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  "street": "CALVERT STREET",
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  "town_city": "DERBY",
  "district": "CITY OF DERBY",
  "county": "CITY OF DERBY",
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  "postcodes": [
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      "price": 130000,
      "date_of_transfer": "2018-05-11",
      "postcode": "DE1 2RQ",
      "property_type": "S",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "43",
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      "street": "CALVERT STREET",
      "locality": null,
      "town_city": "DERBY",
      "district": "CITY OF DERBY",
      "county": "CITY OF DERBY",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "de1/calvert-street/43",
      "property_url": "https://openproperties.uk/de1/calvert-street/43"
    },
    {
      "url": "https://openproperties.uk/de1/calvert-street/43/6b22e2b7-b5cf-4351-bc09-f26b29be55c8",
      "transaction_id": "6B22E2B7-B5CF-4351-BC09-F26B29BE55C8",
      "price": 83000,
      "date_of_transfer": "2002-08-30",
      "postcode": "DE1 2RQ",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "43",
      "saon": null,
      "street": "CALVERT STREET",
      "locality": "DERBY",
      "town_city": "DERBY",
      "district": "CITY OF DERBY",
      "county": "CITY OF DERBY",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "de1/calvert-street/43",
      "property_url": "https://openproperties.uk/de1/calvert-street/43"
    },
    {
      "url": "https://openproperties.uk/de1/calvert-street/43/6b76169b-3467-44dd-aa9d-3fa326bb04ad",
      "transaction_id": "6B76169B-3467-44DD-AA9D-3FA326BB04AD",
      "price": 47000,
      "date_of_transfer": "1998-11-26",
      "postcode": "DE1 2RQ",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "43",
      "saon": null,
      "street": "CALVERT STREET",
      "locality": "DERBY",
      "town_city": "DERBY",
      "district": "CITY OF DERBY",
      "county": "CITY OF DERBY",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "de1/calvert-street/43",
      "property_url": "https://openproperties.uk/de1/calvert-street/43"
    }
  ],
  "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
    }
  ]
}