{
  "url": "https://openproperties.uk/nw3/upper-hampstead-walk",
  "outcode": "NW3",
  "street": "UPPER HAMPSTEAD WALK",
  "street_slug": "upper-hampstead-walk",
  "property_count": 21,
  "truncated": false,
  "properties": [
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 1",
      "postcode": "NW3 1DE",
      "sale_count": 4,
      "first_sale_date": "1998-03-03",
      "last_sale_date": "2021-06-08",
      "last_price": 1350000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-1"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 2",
      "postcode": "NW3 1DE",
      "sale_count": 5,
      "first_sale_date": "1998-01-28",
      "last_sale_date": "2025-09-22",
      "last_price": 1150000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-2"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 3",
      "postcode": "NW3 1DE",
      "sale_count": 2,
      "first_sale_date": "1997-07-01",
      "last_sale_date": "2006-05-23",
      "last_price": 562000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-3"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 3A",
      "postcode": "NW3 1DE",
      "sale_count": 5,
      "first_sale_date": "1997-08-19",
      "last_sale_date": "2025-09-12",
      "last_price": 1570000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-3a"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 5",
      "postcode": "NW3 1DE",
      "sale_count": 1,
      "first_sale_date": "1997-09-22",
      "last_sale_date": "1997-09-22",
      "last_price": 250000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-5"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 6",
      "postcode": "NW3 1DE",
      "sale_count": 2,
      "first_sale_date": "1997-08-19",
      "last_sale_date": "2024-05-10",
      "last_price": 950000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-6"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 7",
      "postcode": "NW3 1DE",
      "sale_count": 3,
      "first_sale_date": "1997-08-18",
      "last_sale_date": "2021-02-26",
      "last_price": 1074500,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-7"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 8",
      "postcode": "NW3 1DE",
      "sale_count": 2,
      "first_sale_date": "1997-08-01",
      "last_sale_date": "1998-08-07",
      "last_price": 340000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-8"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 9",
      "postcode": "NW3 1DE",
      "sale_count": 1,
      "first_sale_date": "1997-08-22",
      "last_sale_date": "1997-08-22",
      "last_price": 255000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-9"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 10",
      "postcode": "NW3 1DE",
      "sale_count": 4,
      "first_sale_date": "1997-08-29",
      "last_sale_date": "2025-10-24",
      "last_price": 1150000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-10"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 11",
      "postcode": "NW3 1DE",
      "sale_count": 4,
      "first_sale_date": "1997-08-01",
      "last_sale_date": "2021-03-30",
      "last_price": 1300000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-11"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 12",
      "postcode": "NW3 1DE",
      "sale_count": 5,
      "first_sale_date": "1997-08-22",
      "last_sale_date": "2017-08-23",
      "last_price": 1255000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-12"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 13",
      "postcode": "NW3 1DE",
      "sale_count": 3,
      "first_sale_date": "1997-08-15",
      "last_sale_date": "2007-11-06",
      "last_price": 782500,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-13"
    },
    {
      "paon": "GILES BUILDING",
      "saon": "FLAT 14",
      "postcode": "NW3 1DE",
      "sale_count": 1,
      "first_sale_date": "1997-07-31",
      "last_sale_date": "1997-07-31",
      "last_price": 250000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/giles-building/flat-14"
    },
    {
      "paon": "ROTUNDA BUILDING",
      "saon": "FLAT 1",
      "postcode": "NW3 1DE",
      "sale_count": 3,
      "first_sale_date": "1997-12-22",
      "last_sale_date": "2025-03-28",
      "last_price": 2100000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/rotunda-building/flat-1"
    },
    {
      "paon": "ROTUNDA BUILDING",
      "saon": "FLAT 2",
      "postcode": "NW3 1DE",
      "sale_count": 5,
      "first_sale_date": "1997-12-24",
      "last_sale_date": "2022-04-29",
      "last_price": 1598000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/rotunda-building/flat-2"
    },
    {
      "paon": "ROTUNDA BUILDING",
      "saon": "FLAT 3",
      "postcode": "NW3 1DE",
      "sale_count": 1,
      "first_sale_date": "1998-03-19",
      "last_sale_date": "1998-03-19",
      "last_price": 690000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/rotunda-building/flat-3"
    },
    {
      "paon": "ROTUNDA BUILDING",
      "saon": "FLAT 5",
      "postcode": "NW3 1DE",
      "sale_count": 2,
      "first_sale_date": "1997-12-22",
      "last_sale_date": "2008-08-18",
      "last_price": 3750000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/rotunda-building/flat-5"
    },
    {
      "paon": "1",
      "saon": null,
      "postcode": "NW3 1DE",
      "sale_count": 4,
      "first_sale_date": "1997-10-01",
      "last_sale_date": "2022-02-08",
      "last_price": 1500000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/1"
    },
    {
      "paon": "2",
      "saon": null,
      "postcode": "NW3 1DE",
      "sale_count": 2,
      "first_sale_date": "1998-11-06",
      "last_sale_date": "2002-04-19",
      "last_price": 633500,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/2"
    },
    {
      "paon": "3",
      "saon": null,
      "postcode": "NW3 1DE",
      "sale_count": 4,
      "first_sale_date": "1997-12-08",
      "last_sale_date": "2018-02-28",
      "last_price": 2500000,
      "url": "https://openproperties.uk/nw3/upper-hampstead-walk/3"
    }
  ],
  "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.",
  "provenance": {
    "source": "HM Land Registry Price Paid Data",
    "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
    "retrieved_at": null
  }
}