{
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  "postcodes": [
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      "street": "DERWENT AVENUE",
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      "town_city": "PINNER",
      "district": "HARROW",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ha5/derwent-avenue/20",
      "property_url": "https://openproperties.uk/ha5/derwent-avenue/20"
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    {
      "url": "https://openproperties.uk/ha5/derwent-avenue/20/d4dc3542-df07-42d7-ab17-9e030335cc2a",
      "transaction_id": "D4DC3542-DF07-42D7-AB17-9E030335CC2A",
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      "date_of_transfer": "2006-06-08",
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      "property_type": "D",
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      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "20",
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      "street": "DERWENT AVENUE",
      "locality": "PINNER",
      "town_city": "PINNER",
      "district": "HARROW",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ha5/derwent-avenue/20",
      "property_url": "https://openproperties.uk/ha5/derwent-avenue/20"
    },
    {
      "url": "https://openproperties.uk/ha5/derwent-avenue/20/e3bd048c-142f-466b-9cb2-6969cc213d99",
      "transaction_id": "E3BD048C-142F-466B-9CB2-6969CC213D99",
      "price": 175000,
      "date_of_transfer": "1998-02-27",
      "postcode": "HA5 4QJ",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "20",
      "saon": null,
      "street": "DERWENT AVENUE",
      "locality": "PINNER",
      "town_city": "PINNER",
      "district": "HARROW",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ha5/derwent-avenue/20",
      "property_url": "https://openproperties.uk/ha5/derwent-avenue/20"
    }
  ],
  "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
    }
  ]
}