{
  "url": "https://openproperties.uk/ub4/acer-avenue/55",
  "address_path": "ub4/acer-avenue/55",
  "paon": "55",
  "saon": null,
  "street": "ACER AVENUE",
  "locality": null,
  "town_city": "HAYES",
  "district": "HILLINGDON",
  "county": "GREATER LONDON",
  "postcode": "UB4 9NP",
  "postcodes": [
    "UB4 9NP"
  ],
  "latitude": 51.525550491294425,
  "longitude": -0.38523750916649974,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "1996-02-12",
  "last_sale_date": "1999-10-06",
  "last_price": 89500,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/ub4/acer-avenue/55/6a6ee37e-4649-46e4-9fe1-4a8a3a4a5e4d",
      "transaction_id": "6A6EE37E-4649-46E4-9FE1-4A8A3A4A5E4D",
      "price": 89500,
      "date_of_transfer": "1999-10-06",
      "postcode": "UB4 9NP",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "55",
      "saon": null,
      "street": "ACER AVENUE",
      "locality": null,
      "town_city": "HAYES",
      "district": "HILLINGDON",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ub4/acer-avenue/55",
      "property_url": "https://openproperties.uk/ub4/acer-avenue/55"
    },
    {
      "url": "https://openproperties.uk/ub4/acer-avenue/55/3d6b29aa-f858-4b3d-9d16-f12e412558c2",
      "transaction_id": "3D6B29AA-F858-4B3D-9D16-F12E412558C2",
      "price": 66500,
      "date_of_transfer": "1996-02-12",
      "postcode": "UB4 9NP",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "55",
      "saon": null,
      "street": "ACER AVENUE",
      "locality": "HAYES",
      "town_city": "HAYES",
      "district": "HILLINGDON",
      "county": "GREATER LONDON",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "ub4/acer-avenue/55",
      "property_url": "https://openproperties.uk/ub4/acer-avenue/55"
    }
  ],
  "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
    }
  ]
}