{
  "url": "https://openproperties.uk/dl14/northumberland-avenue",
  "outcode": "DL14",
  "street": "NORTHUMBERLAND AVENUE",
  "street_slug": "northumberland-avenue",
  "property_count": 35,
  "truncated": false,
  "properties": [
    {
      "paon": "BEAUMONT HOUSE, 2",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 1,
      "first_sale_date": "2015-06-16",
      "last_sale_date": "2015-06-16",
      "last_price": 40000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/beaumont-house-2"
    },
    {
      "paon": "5",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 1,
      "first_sale_date": "1998-09-01",
      "last_sale_date": "1998-09-01",
      "last_price": 79500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/5"
    },
    {
      "paon": "6",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 1,
      "first_sale_date": "2000-10-27",
      "last_sale_date": "2000-10-27",
      "last_price": 59000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/6"
    },
    {
      "paon": "10",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 3,
      "first_sale_date": "1998-06-26",
      "last_sale_date": "2021-06-25",
      "last_price": 208500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/10"
    },
    {
      "paon": "12",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 2,
      "first_sale_date": "1996-06-12",
      "last_sale_date": "2002-04-08",
      "last_price": 22000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/12"
    },
    {
      "paon": "14",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 1,
      "first_sale_date": "2000-10-30",
      "last_sale_date": "2000-10-30",
      "last_price": 67000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/14"
    },
    {
      "paon": "15",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 3,
      "first_sale_date": "1996-09-27",
      "last_sale_date": "2016-03-04",
      "last_price": 159500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/15"
    },
    {
      "paon": "16",
      "saon": null,
      "postcode": "DL14 6AW",
      "sale_count": 1,
      "first_sale_date": "2016-11-01",
      "last_sale_date": "2016-11-01",
      "last_price": 140000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/16"
    },
    {
      "paon": "17",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2020-07-01",
      "last_sale_date": "2020-07-01",
      "last_price": 134000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/17"
    },
    {
      "paon": "18",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2002-03-26",
      "last_sale_date": "2002-03-26",
      "last_price": 110000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/18"
    },
    {
      "paon": "19",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2023-08-16",
      "last_sale_date": "2023-08-16",
      "last_price": 195000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/19"
    },
    {
      "paon": "20",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 2,
      "first_sale_date": "2001-04-27",
      "last_sale_date": "2007-03-27",
      "last_price": 232500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/20"
    },
    {
      "paon": "23",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2000-07-31",
      "last_sale_date": "2000-07-31",
      "last_price": 82000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/23"
    },
    {
      "paon": "24",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 3,
      "first_sale_date": "2006-09-22",
      "last_sale_date": "2025-10-24",
      "last_price": 243500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/24"
    },
    {
      "paon": "26",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2021-06-25",
      "last_sale_date": "2021-06-25",
      "last_price": 200000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/26"
    },
    {
      "paon": "27",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "1995-03-10",
      "last_sale_date": "1995-03-10",
      "last_price": 57000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/27"
    },
    {
      "paon": "28",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 2,
      "first_sale_date": "2014-05-22",
      "last_sale_date": "2021-03-25",
      "last_price": 260000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/28"
    },
    {
      "paon": "29",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2025-11-28",
      "last_sale_date": "2025-11-28",
      "last_price": 180000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/29"
    },
    {
      "paon": "30",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 2,
      "first_sale_date": "2021-03-19",
      "last_sale_date": "2025-10-29",
      "last_price": 420000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/30"
    },
    {
      "paon": "31",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 3,
      "first_sale_date": "2006-07-07",
      "last_sale_date": "2021-06-25",
      "last_price": 167500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/31"
    },
    {
      "paon": "33",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2022-11-16",
      "last_sale_date": "2022-11-16",
      "last_price": 166000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/33"
    },
    {
      "paon": "34",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2007-08-14",
      "last_sale_date": "2007-08-14",
      "last_price": 195000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/34"
    },
    {
      "paon": "35",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2020-08-14",
      "last_sale_date": "2020-08-14",
      "last_price": 162500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/35"
    },
    {
      "paon": "36",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2014-05-29",
      "last_sale_date": "2014-05-29",
      "last_price": 197000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/36"
    },
    {
      "paon": "37",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2025-05-14",
      "last_sale_date": "2025-05-14",
      "last_price": 168000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/37"
    },
    {
      "paon": "39",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 2,
      "first_sale_date": "2002-09-12",
      "last_sale_date": "2006-05-26",
      "last_price": 146500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/39"
    },
    {
      "paon": "41",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 2,
      "first_sale_date": "2006-10-27",
      "last_sale_date": "2015-06-19",
      "last_price": 192000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/41"
    },
    {
      "paon": "42",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2006-09-01",
      "last_sale_date": "2006-09-01",
      "last_price": 172500,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/42"
    },
    {
      "paon": "44",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2006-06-09",
      "last_sale_date": "2006-06-09",
      "last_price": 155000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/44"
    },
    {
      "paon": "46",
      "saon": null,
      "postcode": "DL14 6NP",
      "sale_count": 1,
      "first_sale_date": "2006-06-23",
      "last_sale_date": "2006-06-23",
      "last_price": 155000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/46"
    },
    {
      "paon": "47",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2005-07-13",
      "last_sale_date": "2005-07-13",
      "last_price": 176000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/47"
    },
    {
      "paon": "49",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 3,
      "first_sale_date": "1995-05-19",
      "last_sale_date": "2021-05-14",
      "last_price": 150000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/49"
    },
    {
      "paon": "51",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2002-05-20",
      "last_sale_date": "2002-05-20",
      "last_price": 70000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/51"
    },
    {
      "paon": "53",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2021-02-22",
      "last_sale_date": "2021-02-22",
      "last_price": 188000,
      "url": "https://openproperties.uk/dl14/northumberland-avenue/53"
    },
    {
      "paon": "55",
      "saon": null,
      "postcode": "DL14 6LW",
      "sale_count": 1,
      "first_sale_date": "2002-04-19",
      "last_sale_date": "2002-04-19",
      "last_price": 90000,
      "url": "https://openproperties.uk/dl14/northumberland-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.",
  "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
  }
}