{
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  "district": "HILLINGDON",
  "county": "GREATER LONDON",
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  "postcodes": [
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      "duration": "F",
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      "street": "CASTLE AVENUE",
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      "town_city": "WEST DRAYTON",
      "district": "HILLINGDON",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ub7/castle-avenue/63",
      "property_url": "https://openproperties.uk/ub7/castle-avenue/63"
    },
    {
      "url": "https://openproperties.uk/ub7/castle-avenue/63/2644419c-a723-4b65-82b3-b0f621eff741",
      "transaction_id": "2644419C-A723-4B65-82B3-B0F621EFF741",
      "price": 178000,
      "date_of_transfer": "2003-11-02",
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      "property_type": "F",
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      "duration": "F",
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      "paon": "63",
      "saon": null,
      "street": "CASTLE AVENUE",
      "locality": "WEST DRAYTON",
      "town_city": "WEST DRAYTON",
      "district": "HILLINGDON",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ub7/castle-avenue/63",
      "property_url": "https://openproperties.uk/ub7/castle-avenue/63"
    },
    {
      "url": "https://openproperties.uk/ub7/castle-avenue/63/2cc05a9e-0a73-42c2-9f76-97efea617972",
      "transaction_id": "2CC05A9E-0A73-42C2-9F76-97EFEA617972",
      "price": 79950,
      "date_of_transfer": "1999-07-14",
      "postcode": "UB7 8LQ",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "63",
      "saon": null,
      "street": "CASTLE AVENUE",
      "locality": null,
      "town_city": "WEST DRAYTON",
      "district": "HILLINGDON",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ub7/castle-avenue/63",
      "property_url": "https://openproperties.uk/ub7/castle-avenue/63"
    }
  ],
  "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
    }
  ]
}