{
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  "town_city": "HATFIELD",
  "district": "WELWYN HATFIELD",
  "county": "HERTFORDSHIRE",
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  "postcodes": [
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      "postcode": "AL9 7NE",
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      "duration": "F",
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      "street": "DELLSOME LANE",
      "locality": "WELHAM GREEN",
      "town_city": "HATFIELD",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al9/dellsome-lane/73",
      "property_url": "https://openproperties.uk/al9/dellsome-lane/73"
    },
    {
      "url": "https://openproperties.uk/al9/dellsome-lane/73/45a5b329-0578-42ef-bd61-8583a7c2a484",
      "transaction_id": "45A5B329-0578-42EF-BD61-8583A7C2A484",
      "price": 169950,
      "date_of_transfer": "2001-07-20",
      "postcode": "AL9 7NE",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
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      "paon": "73",
      "saon": null,
      "street": "DELLSOME LANE",
      "locality": "WELHAM GREEN",
      "town_city": "HATFIELD",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al9/dellsome-lane/73",
      "property_url": "https://openproperties.uk/al9/dellsome-lane/73"
    },
    {
      "url": "https://openproperties.uk/al9/dellsome-lane/73/d1f93686-22e4-4532-9e50-234c2d5e7aeb",
      "transaction_id": "D1F93686-22E4-4532-9E50-234C2D5E7AEB",
      "price": 123000,
      "date_of_transfer": "1999-05-10",
      "postcode": "AL9 7NE",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "73",
      "saon": null,
      "street": "DELLSOME LANE",
      "locality": "WELHAM GREEN",
      "town_city": "HATFIELD",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al9/dellsome-lane/73",
      "property_url": "https://openproperties.uk/al9/dellsome-lane/73"
    }
  ],
  "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
    }
  ]
}