{
  "url": "https://openproperties.uk/sl9/austenway/25",
  "address_path": "sl9/austenway/25",
  "paon": "25",
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  "street": "AUSTENWAY",
  "locality": "CHALFONT ST PETER",
  "town_city": "GERRARDS CROSS",
  "district": "CHILTERN",
  "county": "BUCKINGHAMSHIRE",
  "postcode": "SL9 8NN",
  "postcodes": [
    "SL9 8NN"
  ],
  "latitude": 51.59891736936539,
  "longitude": -0.556405261052441,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "2004-05-26",
  "last_sale_date": "2011-12-16",
  "last_price": 825000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/sl9/austenway/25/c45e96d5-5ec0-4f1b-8f48-b70b41c8e13d",
      "transaction_id": "C45E96D5-5EC0-4F1B-8F48-B70B41C8E13D",
      "price": 825000,
      "date_of_transfer": "2011-12-16",
      "postcode": "SL9 8NN",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "25",
      "saon": null,
      "street": "AUSTENWAY",
      "locality": "CHALFONT ST PETER",
      "town_city": "GERRARDS CROSS",
      "district": "CHILTERN",
      "county": "BUCKINGHAMSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sl9/austenway/25",
      "property_url": "https://openproperties.uk/sl9/austenway/25"
    },
    {
      "url": "https://openproperties.uk/sl9/austenway/25/d26643e1-41f7-4833-b489-c91f5b823759",
      "transaction_id": "D26643E1-41F7-4833-B489-C91F5B823759",
      "price": 620000,
      "date_of_transfer": "2004-05-26",
      "postcode": "SL9 8NN",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "25",
      "saon": null,
      "street": "AUSTENWAY",
      "locality": "CHALFONT ST PETER",
      "town_city": "GERRARDS CROSS",
      "district": "CHILTERN",
      "county": "BUCKINGHAMSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "sl9/austenway/25",
      "property_url": "https://openproperties.uk/sl9/austenway/25"
    }
  ],
  "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
    }
  ]
}