{
  "url": "https://openproperties.uk/dn21/calder-avenue",
  "outcode": "DN21",
  "street": "CALDER AVENUE",
  "street_slug": "calder-avenue",
  "property_count": 15,
  "truncated": false,
  "properties": [
    {
      "paon": "1",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2018-05-11",
      "last_sale_date": "2024-02-27",
      "last_price": 130000,
      "url": "https://openproperties.uk/dn21/calder-avenue/1"
    },
    {
      "paon": "2",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2018-03-20",
      "last_sale_date": "2019-01-11",
      "last_price": 89995,
      "url": "https://openproperties.uk/dn21/calder-avenue/2"
    },
    {
      "paon": "3",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 1,
      "first_sale_date": "2018-04-20",
      "last_sale_date": "2018-04-20",
      "last_price": 114995,
      "url": "https://openproperties.uk/dn21/calder-avenue/3"
    },
    {
      "paon": "4",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 3,
      "first_sale_date": "2018-06-15",
      "last_sale_date": "2025-03-20",
      "last_price": 210000,
      "url": "https://openproperties.uk/dn21/calder-avenue/4"
    },
    {
      "paon": "5",
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      "postcode": "DN21 1ZR",
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      "first_sale_date": "2018-06-08",
      "last_sale_date": "2018-06-08",
      "last_price": 119995,
      "url": "https://openproperties.uk/dn21/calder-avenue/5"
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    {
      "paon": "6",
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      "postcode": "DN21 1ZR",
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      "url": "https://openproperties.uk/dn21/calder-avenue/6"
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    {
      "paon": "7",
      "saon": null,
      "postcode": "DN21 1ZR",
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      "first_sale_date": "2018-04-20",
      "last_sale_date": "2018-04-20",
      "last_price": 199995,
      "url": "https://openproperties.uk/dn21/calder-avenue/7"
    },
    {
      "paon": "8",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 1,
      "first_sale_date": "2018-06-14",
      "last_sale_date": "2018-06-14",
      "last_price": 119995,
      "url": "https://openproperties.uk/dn21/calder-avenue/8"
    },
    {
      "paon": "9",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2018-03-02",
      "last_sale_date": "2025-10-29",
      "last_price": 278000,
      "url": "https://openproperties.uk/dn21/calder-avenue/9"
    },
    {
      "paon": "10",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2018-06-01",
      "last_sale_date": "2026-03-12",
      "last_price": 148000,
      "url": "https://openproperties.uk/dn21/calder-avenue/10"
    },
    {
      "paon": "11",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2017-12-21",
      "last_sale_date": "2020-04-01",
      "last_price": 172500,
      "url": "https://openproperties.uk/dn21/calder-avenue/11"
    },
    {
      "paon": "12",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 1,
      "first_sale_date": "2018-06-11",
      "last_sale_date": "2018-06-11",
      "last_price": 120995,
      "url": "https://openproperties.uk/dn21/calder-avenue/12"
    },
    {
      "paon": "14",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 2,
      "first_sale_date": "2019-02-25",
      "last_sale_date": "2025-09-24",
      "last_price": 210000,
      "url": "https://openproperties.uk/dn21/calder-avenue/14"
    },
    {
      "paon": "15",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 1,
      "first_sale_date": "2017-12-21",
      "last_sale_date": "2017-12-21",
      "last_price": 137995,
      "url": "https://openproperties.uk/dn21/calder-avenue/15"
    },
    {
      "paon": "16",
      "saon": null,
      "postcode": "DN21 1ZR",
      "sale_count": 1,
      "first_sale_date": "2018-07-13",
      "last_sale_date": "2018-07-13",
      "last_price": 187995,
      "url": "https://openproperties.uk/dn21/calder-avenue/16"
    }
  ],
  "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
  }
}