{
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  "street": "GRAVEL LANE",
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  "town_city": "HEMEL HEMPSTEAD",
  "district": "DACORUM",
  "county": "HERTFORDSHIRE",
  "postcode": "HP1 1SB",
  "postcodes": [
    "HP1 1SB"
  ],
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  "location_precision": "postcode_centroid",
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      "price": 780000,
      "date_of_transfer": "2019-03-01",
      "postcode": "HP1 1SB",
      "property_type": "D",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "57",
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      "street": "GRAVEL LANE",
      "locality": null,
      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp1/gravel-lane/57",
      "property_url": "https://openproperties.uk/hp1/gravel-lane/57"
    },
    {
      "url": "https://openproperties.uk/hp1/gravel-lane/57/ae38931f-c67a-406f-9455-dcca0fcc70e9",
      "transaction_id": "AE38931F-C67A-406F-9455-DCCA0FCC70E9",
      "price": 475000,
      "date_of_transfer": "2007-03-28",
      "postcode": "HP1 1SB",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "57",
      "saon": null,
      "street": "GRAVEL LANE",
      "locality": "HEMEL HEMPSTEAD",
      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp1/gravel-lane/57",
      "property_url": "https://openproperties.uk/hp1/gravel-lane/57"
    },
    {
      "url": "https://openproperties.uk/hp1/gravel-lane/57/06103471-22a1-4e80-83ec-5943ebe74262",
      "transaction_id": "06103471-22A1-4E80-83EC-5943EBE74262",
      "price": 149950,
      "date_of_transfer": "1996-04-04",
      "postcode": "HP1 1SB",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "57",
      "saon": null,
      "street": "GRAVEL LANE",
      "locality": "HEMEL HEMPSTEAD",
      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp1/gravel-lane/57",
      "property_url": "https://openproperties.uk/hp1/gravel-lane/57"
    }
  ],
  "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
    }
  ]
}