{
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  "town_city": "WASHINGTON",
  "district": "SUNDERLAND",
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  "postcodes": [
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      "price": 100000,
      "date_of_transfer": "2017-03-17",
      "postcode": "NE38 0QL",
      "property_type": "T",
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      "paon": "41",
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      "street": "HELVELLYN AVENUE",
      "locality": null,
      "town_city": "WASHINGTON",
      "district": "SUNDERLAND",
      "county": "TYNE AND WEAR",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ne38/helvellyn-avenue/41",
      "property_url": "https://openproperties.uk/ne38/helvellyn-avenue/41"
    },
    {
      "url": "https://openproperties.uk/ne38/helvellyn-avenue/41/f95296bc-6721-4358-a442-bad7468b2075",
      "transaction_id": "F95296BC-6721-4358-A442-BAD7468B2075",
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      "date_of_transfer": "2001-11-02",
      "postcode": "NE38 0QL",
      "property_type": "T",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "41",
      "saon": null,
      "street": "HELVELLYN AVENUE",
      "locality": "WASHINGTON",
      "town_city": "WASHINGTON",
      "district": "SUNDERLAND",
      "county": "TYNE AND WEAR",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ne38/helvellyn-avenue/41",
      "property_url": "https://openproperties.uk/ne38/helvellyn-avenue/41"
    },
    {
      "url": "https://openproperties.uk/ne38/helvellyn-avenue/41/8b65bf98-9670-4a98-b509-81e547a19f44",
      "transaction_id": "8B65BF98-9670-4A98-B509-81E547A19F44",
      "price": 43950,
      "date_of_transfer": "1997-10-31",
      "postcode": "NE38 0QL",
      "property_type": "T",
      "property_type_display": "Terraced",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "41",
      "saon": null,
      "street": "HELVELLYN AVENUE",
      "locality": "WASHINGTON",
      "town_city": "WASHINGTON",
      "district": "SUNDERLAND",
      "county": "TYNE AND WEAR",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ne38/helvellyn-avenue/41",
      "property_url": "https://openproperties.uk/ne38/helvellyn-avenue/41"
    }
  ],
  "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
    }
  ]
}