{
  "url": "https://openproperties.uk/al7/windhill/4",
  "address_path": "al7/windhill/4",
  "paon": "4",
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  "street": "WINDHILL",
  "locality": "WELWYN GARDEN CITY",
  "town_city": "WELWYN GARDEN CITY",
  "district": "WELWYN HATFIELD",
  "county": "HERTFORDSHIRE",
  "postcode": "AL7 1RJ",
  "postcodes": [
    "AL7 1RJ"
  ],
  "latitude": 51.805296924958995,
  "longitude": -0.18282585799952994,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "1998-12-21",
  "last_sale_date": "2005-07-21",
  "last_price": 204000,
  "truncated": false,
  "sales": [
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      "url": "https://openproperties.uk/al7/windhill/4/f8585703-1684-4389-8268-0de466361092",
      "transaction_id": "F8585703-1684-4389-8268-0DE466361092",
      "price": 204000,
      "date_of_transfer": "2005-07-21",
      "postcode": "AL7 1RJ",
      "property_type": "T",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "4",
      "saon": null,
      "street": "WINDHILL",
      "locality": "WELWYN GARDEN CITY",
      "town_city": "WELWYN GARDEN CITY",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al7/windhill/4",
      "property_url": "https://openproperties.uk/al7/windhill/4"
    },
    {
      "url": "https://openproperties.uk/al7/windhill/4/b021df99-3f7d-4ac8-917b-2a046f635b77",
      "transaction_id": "B021DF99-3F7D-4AC8-917B-2A046F635B77",
      "price": 109500,
      "date_of_transfer": "1998-12-21",
      "postcode": "AL7 1RJ",
      "property_type": "T",
      "property_type_display": "Terraced",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "4",
      "saon": null,
      "street": "WINDHILL",
      "locality": "WELWYN GARDEN CITY",
      "town_city": "WELWYN GARDEN CITY",
      "district": "WELWYN HATFIELD",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al7/windhill/4",
      "property_url": "https://openproperties.uk/al7/windhill/4"
    }
  ],
  "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
    }
  ]
}