{
  "url": "https://openproperties.uk/al5/grange-court-road/18",
  "address_path": "al5/grange-court-road/18",
  "paon": "18",
  "saon": null,
  "street": "GRANGE COURT ROAD",
  "locality": "HARPENDEN",
  "town_city": "HARPENDEN",
  "district": "ST ALBANS",
  "county": "HERTFORDSHIRE",
  "postcode": "AL5 1BY",
  "postcodes": [
    "AL5 1BY"
  ],
  "latitude": 51.80008824526187,
  "longitude": -0.34272951155764664,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "1998-03-31",
  "last_sale_date": "2001-04-27",
  "last_price": 875000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/al5/grange-court-road/18/8543f271-72d3-4754-a85a-355de2f65ebb",
      "transaction_id": "8543F271-72D3-4754-A85A-355DE2F65EBB",
      "price": 875000,
      "date_of_transfer": "2001-04-27",
      "postcode": "AL5 1BY",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "18",
      "saon": null,
      "street": "GRANGE COURT ROAD",
      "locality": "HARPENDEN",
      "town_city": "HARPENDEN",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al5/grange-court-road/18",
      "property_url": "https://openproperties.uk/al5/grange-court-road/18"
    },
    {
      "url": "https://openproperties.uk/al5/grange-court-road/18/5b2dec5a-71d3-45c3-aba0-6d9e02058131",
      "transaction_id": "5B2DEC5A-71D3-45C3-ABA0-6D9E02058131",
      "price": 465000,
      "date_of_transfer": "1998-03-31",
      "postcode": "AL5 1BY",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "18",
      "saon": null,
      "street": "GRANGE COURT ROAD",
      "locality": "HARPENDEN",
      "town_city": "HARPENDEN",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al5/grange-court-road/18",
      "property_url": "https://openproperties.uk/al5/grange-court-road/18"
    }
  ],
  "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
    }
  ]
}