{
  "url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1",
  "address_path": "al4/mount-road/the-barn/flat-1",
  "paon": "THE BARN",
  "saon": "FLAT 1",
  "street": "MOUNT ROAD",
  "locality": "WHEATHAMPSTEAD",
  "town_city": "ST ALBANS",
  "district": "ST ALBANS",
  "county": "HERTFORDSHIRE",
  "postcode": "AL4 8BX",
  "postcodes": [
    "AL4 8BX"
  ],
  "latitude": 51.81430871015521,
  "longitude": -0.29212756326239225,
  "location_precision": "postcode_centroid",
  "sale_count": 4,
  "first_sale_date": "1997-07-28",
  "last_sale_date": "2015-01-30",
  "last_price": 205000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1/e3a1e7c4-f1a1-4701-9d22-1338f3591416",
      "transaction_id": "E3A1E7C4-F1A1-4701-9D22-1338F3591416",
      "price": 205000,
      "date_of_transfer": "2015-01-30",
      "postcode": "AL4 8BX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "THE BARN",
      "saon": "FLAT 1",
      "street": "MOUNT ROAD",
      "locality": "WHEATHAMPSTEAD",
      "town_city": "ST ALBANS",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al4/mount-road/the-barn/flat-1",
      "property_url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1"
    },
    {
      "url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1/b9e05733-d39d-42b4-a236-17cf5f92ba60",
      "transaction_id": "B9E05733-D39D-42B4-A236-17CF5F92BA60",
      "price": 172500,
      "date_of_transfer": "2011-03-04",
      "postcode": "AL4 8BX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "THE BARN",
      "saon": "FLAT 1",
      "street": "MOUNT ROAD",
      "locality": "WHEATHAMPSTEAD",
      "town_city": "ST ALBANS",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al4/mount-road/the-barn/flat-1",
      "property_url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1"
    },
    {
      "url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1/03566842-18c9-4da5-a856-4be64d37b2cf",
      "transaction_id": "03566842-18C9-4DA5-A856-4BE64D37B2CF",
      "price": 109000,
      "date_of_transfer": "2001-11-20",
      "postcode": "AL4 8BX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "THE BARN",
      "saon": "FLAT 1",
      "street": "MOUNT ROAD",
      "locality": "WHEATHAMPSTEAD",
      "town_city": "ST. ALBANS",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al4/mount-road/the-barn/flat-1",
      "property_url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1"
    },
    {
      "url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1/3157ea6d-8251-41e3-b624-1a85caa9f74f",
      "transaction_id": "3157EA6D-8251-41E3-B624-1A85CAA9F74F",
      "price": 66500,
      "date_of_transfer": "1997-07-28",
      "postcode": "AL4 8BX",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "THE BARN",
      "saon": "FLAT 1",
      "street": "MOUNT ROAD",
      "locality": "WHEATHAMPSTEAD",
      "town_city": "ST. ALBANS",
      "district": "ST ALBANS",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "al4/mount-road/the-barn/flat-1",
      "property_url": "https://openproperties.uk/al4/mount-road/the-barn/flat-1"
    }
  ],
  "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
    }
  ]
}