{
  "url": "https://openproperties.uk/sg4/halls-green/howells-farm/the-old-barn",
  "address_path": "sg4/halls-green/howells-farm/the-old-barn",
  "paon": "HOWELLS FARM",
  "saon": "THE OLD BARN",
  "street": "HALLS GREEN",
  "locality": "WESTON",
  "town_city": "HITCHIN",
  "district": "NORTH HERTFORDSHIRE",
  "county": "HERTFORDSHIRE",
  "postcode": "SG4 7DZ",
  "postcodes": [
    "SG4 7DZ"
  ],
  "latitude": 51.936593876563016,
  "longitude": -0.14112806243902873,
  "location_precision": "postcode_centroid",
  "sale_count": 1,
  "first_sale_date": "2015-07-03",
  "last_sale_date": "2015-07-03",
  "last_price": 750000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/sg4/halls-green/howells-farm/the-old-barn/88f52f51-99b1-4cc3-bbe7-805865eedcda",
      "transaction_id": "88F52F51-99B1-4CC3-BBE7-805865EEDCDA",
      "price": 750000,
      "date_of_transfer": "2015-07-03",
      "postcode": "SG4 7DZ",
      "property_type": "S",
      "property_type_display": "Semi-detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "HOWELLS FARM",
      "saon": "THE OLD BARN",
      "street": "HALLS GREEN",
      "locality": "WESTON",
      "town_city": "HITCHIN",
      "district": "NORTH HERTFORDSHIRE",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sg4/halls-green/howells-farm/the-old-barn",
      "property_url": "https://openproperties.uk/sg4/halls-green/howells-farm/the-old-barn"
    }
  ],
  "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
    }
  ]
}