{
  "url": "https://openproperties.uk/hp3/the-mallards/6",
  "address_path": "hp3/the-mallards/6",
  "paon": "6",
  "saon": null,
  "street": "THE MALLARDS",
  "locality": null,
  "town_city": "HEMEL HEMPSTEAD",
  "district": "DACORUM",
  "county": "HERTFORDSHIRE",
  "postcode": "HP3 9DP",
  "postcodes": [
    "HP3 9DP"
  ],
  "latitude": 51.731369087065566,
  "longitude": -0.45470530016890115,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "1997-12-05",
  "last_sale_date": "1999-03-25",
  "last_price": 172000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/hp3/the-mallards/6/f59b4b91-7b21-4215-af27-68a0e5c28482",
      "transaction_id": "F59B4B91-7B21-4215-AF27-68A0E5C28482",
      "price": 172000,
      "date_of_transfer": "1999-03-25",
      "postcode": "HP3 9DP",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "6",
      "saon": null,
      "street": "THE MALLARDS",
      "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": "hp3/the-mallards/6",
      "property_url": "https://openproperties.uk/hp3/the-mallards/6"
    },
    {
      "url": "https://openproperties.uk/hp3/the-mallards/6/3d24c7a7-957d-4ef9-a567-0ae25e1be340",
      "transaction_id": "3D24C7A7-957D-4EF9-A567-0AE25E1BE340",
      "price": 156950,
      "date_of_transfer": "1997-12-05",
      "postcode": "HP3 9DP",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": true,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "6",
      "saon": null,
      "street": "THE MALLARDS",
      "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": "hp3/the-mallards/6",
      "property_url": "https://openproperties.uk/hp3/the-mallards/6"
    }
  ],
  "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
    }
  ]
}