{
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  "paon": "HOLWELL COURT",
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  "street": "HOLWELL",
  "locality": "ESSENDON",
  "town_city": "HATFIELD",
  "district": "WELWYN HATFIELD",
  "county": "HERTFORDSHIRE",
  "postcode": "AL9 5RL",
  "postcodes": [
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  ],
  "latitude": 51.77837593178619,
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  "location_precision": "postcode_centroid",
  "sale_count": 4,
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  "truncated": false,
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      "price": 155000,
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      "postcode": "AL9 5RL",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HOLWELL COURT",
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      "street": "HOLWELL",
      "locality": "ESSENDON",
      "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/holwell/holwell-court/flat-3",
      "property_url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3"
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      "locality": "ESSENDON",
      "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/holwell/holwell-court/flat-3",
      "property_url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3"
    },
    {
      "url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3/a4e15ae8-9b02-4aae-9f56-da95ae1eb639",
      "transaction_id": "A4E15AE8-9B02-4AAE-9F56-DA95AE1EB639",
      "price": 87000,
      "date_of_transfer": "1999-10-28",
      "postcode": "AL9 5RL",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HOLWELL COURT",
      "saon": "FLAT 3",
      "street": "HOLWELL",
      "locality": "ESSENDON",
      "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/holwell/holwell-court/flat-3",
      "property_url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3"
    },
    {
      "url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3/ef5b7cbd-b43c-437e-951a-28264b5866d5",
      "transaction_id": "EF5B7CBD-B43C-437E-951A-28264B5866D5",
      "price": 59995,
      "date_of_transfer": "1995-07-28",
      "postcode": "AL9 5RL",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HOLWELL COURT",
      "saon": "FLAT 3",
      "street": "HOLWELL",
      "locality": "ESSENDON",
      "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/holwell/holwell-court/flat-3",
      "property_url": "https://openproperties.uk/al9/holwell/holwell-court/flat-3"
    }
  ],
  "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
    }
  ]
}