{
  "url": "https://openproperties.uk/ub6/costons-avenue",
  "outcode": "UB6",
  "street": "COSTONS AVENUE",
  "street_slug": "costons-avenue",
  "property_count": 59,
  "truncated": false,
  "properties": [
    {
      "paon": "1",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2014-05-16",
      "last_sale_date": "2014-05-16",
      "last_price": 365000,
      "url": "https://openproperties.uk/ub6/costons-avenue/1"
    },
    {
      "paon": "2",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2006-03-24",
      "last_sale_date": "2006-03-24",
      "last_price": 250000,
      "url": "https://openproperties.uk/ub6/costons-avenue/2"
    },
    {
      "paon": "3",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2007-12-07",
      "last_sale_date": "2007-12-07",
      "last_price": 395000,
      "url": "https://openproperties.uk/ub6/costons-avenue/3"
    },
    {
      "paon": "4",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2007-09-18",
      "last_sale_date": "2007-09-18",
      "last_price": 355000,
      "url": "https://openproperties.uk/ub6/costons-avenue/4"
    },
    {
      "paon": "6",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "2006-10-06",
      "last_sale_date": "2015-03-31",
      "last_price": 443000,
      "url": "https://openproperties.uk/ub6/costons-avenue/6"
    },
    {
      "paon": "7",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "1996-07-22",
      "last_sale_date": "2021-03-17",
      "last_price": 535000,
      "url": "https://openproperties.uk/ub6/costons-avenue/7"
    },
    {
      "paon": "8",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "1998-06-11",
      "last_sale_date": "1998-06-11",
      "last_price": 85000,
      "url": "https://openproperties.uk/ub6/costons-avenue/8"
    },
    {
      "paon": "9",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2007-01-26",
      "last_sale_date": "2007-01-26",
      "last_price": 325000,
      "url": "https://openproperties.uk/ub6/costons-avenue/9"
    },
    {
      "paon": "10",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2003-08-27",
      "last_sale_date": "2003-08-27",
      "last_price": 250000,
      "url": "https://openproperties.uk/ub6/costons-avenue/10"
    },
    {
      "paon": "11",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2004-07-08",
      "last_sale_date": "2004-07-08",
      "last_price": 305000,
      "url": "https://openproperties.uk/ub6/costons-avenue/11"
    },
    {
      "paon": "13",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "2003-06-16",
      "last_sale_date": "2010-03-09",
      "last_price": 280000,
      "url": "https://openproperties.uk/ub6/costons-avenue/13"
    },
    {
      "paon": "15",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "1996-05-17",
      "last_sale_date": "1996-09-20",
      "last_price": 94000,
      "url": "https://openproperties.uk/ub6/costons-avenue/15"
    },
    {
      "paon": "16",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "2000-02-29",
      "last_sale_date": "2024-10-28",
      "last_price": 650000,
      "url": "https://openproperties.uk/ub6/costons-avenue/16"
    },
    {
      "paon": "17",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2011-07-21",
      "last_sale_date": "2011-07-21",
      "last_price": 305000,
      "url": "https://openproperties.uk/ub6/costons-avenue/17"
    },
    {
      "paon": "18",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 2,
      "first_sale_date": "2004-06-30",
      "last_sale_date": "2013-04-15",
      "last_price": 405000,
      "url": "https://openproperties.uk/ub6/costons-avenue/18"
    },
    {
      "paon": "22",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2021-02-01",
      "last_sale_date": "2021-02-01",
      "last_price": 505000,
      "url": "https://openproperties.uk/ub6/costons-avenue/22"
    },
    {
      "paon": "23",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2017-06-22",
      "last_sale_date": "2017-06-22",
      "last_price": 441000,
      "url": "https://openproperties.uk/ub6/costons-avenue/23"
    },
    {
      "paon": "27",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 3,
      "first_sale_date": "2001-07-30",
      "last_sale_date": "2014-02-28",
      "last_price": 350000,
      "url": "https://openproperties.uk/ub6/costons-avenue/27"
    },
    {
      "paon": "29",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2001-12-07",
      "last_sale_date": "2001-12-07",
      "last_price": 179000,
      "url": "https://openproperties.uk/ub6/costons-avenue/29"
    },
    {
      "paon": "31",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 3,
      "first_sale_date": "1995-11-08",
      "last_sale_date": "2022-01-28",
      "last_price": 600000,
      "url": "https://openproperties.uk/ub6/costons-avenue/31"
    },
    {
      "paon": "32A",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 3,
      "first_sale_date": "1996-02-29",
      "last_sale_date": "2002-09-16",
      "last_price": 234726,
      "url": "https://openproperties.uk/ub6/costons-avenue/32a"
    },
    {
      "paon": "33",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2021-08-23",
      "last_sale_date": "2021-08-23",
      "last_price": 510000,
      "url": "https://openproperties.uk/ub6/costons-avenue/33"
    },
    {
      "paon": "34",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2003-07-25",
      "last_sale_date": "2003-07-25",
      "last_price": 245000,
      "url": "https://openproperties.uk/ub6/costons-avenue/34"
    },
    {
      "paon": "37",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2002-08-02",
      "last_sale_date": "2002-08-02",
      "last_price": 225000,
      "url": "https://openproperties.uk/ub6/costons-avenue/37"
    },
    {
      "paon": "38",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "1997-10-31",
      "last_sale_date": "1997-10-31",
      "last_price": 137000,
      "url": "https://openproperties.uk/ub6/costons-avenue/38"
    },
    {
      "paon": "39",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2007-01-24",
      "last_sale_date": "2007-01-24",
      "last_price": 250000,
      "url": "https://openproperties.uk/ub6/costons-avenue/39"
    },
    {
      "paon": "40",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "1997-03-14",
      "last_sale_date": "1997-03-14",
      "last_price": 99000,
      "url": "https://openproperties.uk/ub6/costons-avenue/40"
    },
    {
      "paon": "43",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2023-03-24",
      "last_sale_date": "2023-03-24",
      "last_price": 695000,
      "url": "https://openproperties.uk/ub6/costons-avenue/43"
    },
    {
      "paon": "44",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2003-05-28",
      "last_sale_date": "2003-05-28",
      "last_price": 232000,
      "url": "https://openproperties.uk/ub6/costons-avenue/44"
    },
    {
      "paon": "45",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "2021-04-09",
      "last_sale_date": "2021-04-09",
      "last_price": 547000,
      "url": "https://openproperties.uk/ub6/costons-avenue/45"
    },
    {
      "paon": "46",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "1995-06-22",
      "last_sale_date": "1995-06-22",
      "last_price": 121000,
      "url": "https://openproperties.uk/ub6/costons-avenue/46"
    },
    {
      "paon": "47",
      "saon": null,
      "postcode": "UB6 8RJ",
      "sale_count": 1,
      "first_sale_date": "1998-05-29",
      "last_sale_date": "1998-05-29",
      "last_price": 197000,
      "url": "https://openproperties.uk/ub6/costons-avenue/47"
    },
    {
      "paon": "49",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 4,
      "first_sale_date": "1999-09-03",
      "last_sale_date": "2021-09-30",
      "last_price": 1663078,
      "url": "https://openproperties.uk/ub6/costons-avenue/49"
    },
    {
      "paon": "50",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2001-06-27",
      "last_sale_date": "2001-06-27",
      "last_price": 249000,
      "url": "https://openproperties.uk/ub6/costons-avenue/50"
    },
    {
      "paon": "51",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 2,
      "first_sale_date": "1997-04-30",
      "last_sale_date": "2015-03-17",
      "last_price": 540000,
      "url": "https://openproperties.uk/ub6/costons-avenue/51"
    },
    {
      "paon": "52",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2002-10-18",
      "last_sale_date": "2002-10-18",
      "last_price": 249950,
      "url": "https://openproperties.uk/ub6/costons-avenue/52"
    },
    {
      "paon": "53",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2001-05-18",
      "last_sale_date": "2001-05-18",
      "last_price": 245000,
      "url": "https://openproperties.uk/ub6/costons-avenue/53"
    },
    {
      "paon": "54",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 3,
      "first_sale_date": "1998-03-27",
      "last_sale_date": "2016-05-31",
      "last_price": 420000,
      "url": "https://openproperties.uk/ub6/costons-avenue/54"
    },
    {
      "paon": "56",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2026-03-13",
      "last_sale_date": "2026-03-13",
      "last_price": 715000,
      "url": "https://openproperties.uk/ub6/costons-avenue/56"
    },
    {
      "paon": "57",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2021-10-26",
      "last_sale_date": "2021-10-26",
      "last_price": 522500,
      "url": "https://openproperties.uk/ub6/costons-avenue/57"
    },
    {
      "paon": "59",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2019-06-20",
      "last_sale_date": "2019-06-20",
      "last_price": 478400,
      "url": "https://openproperties.uk/ub6/costons-avenue/59"
    },
    {
      "paon": "60",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "1998-04-30",
      "last_sale_date": "1998-04-30",
      "last_price": 140000,
      "url": "https://openproperties.uk/ub6/costons-avenue/60"
    },
    {
      "paon": "61",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2010-07-09",
      "last_sale_date": "2010-07-09",
      "last_price": 370000,
      "url": "https://openproperties.uk/ub6/costons-avenue/61"
    },
    {
      "paon": "62",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 2,
      "first_sale_date": "2003-11-18",
      "last_sale_date": "2015-04-30",
      "last_price": 385000,
      "url": "https://openproperties.uk/ub6/costons-avenue/62"
    },
    {
      "paon": "63",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2010-05-14",
      "last_sale_date": "2010-05-14",
      "last_price": 320000,
      "url": "https://openproperties.uk/ub6/costons-avenue/63"
    },
    {
      "paon": "65",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "1996-03-11",
      "last_sale_date": "1996-03-11",
      "last_price": 79000,
      "url": "https://openproperties.uk/ub6/costons-avenue/65"
    },
    {
      "paon": "66",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 3,
      "first_sale_date": "2001-07-30",
      "last_sale_date": "2025-03-03",
      "last_price": 898000,
      "url": "https://openproperties.uk/ub6/costons-avenue/66"
    },
    {
      "paon": "67",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "1998-02-26",
      "last_sale_date": "1998-02-26",
      "last_price": 142000,
      "url": "https://openproperties.uk/ub6/costons-avenue/67"
    },
    {
      "paon": "69",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 2,
      "first_sale_date": "2014-02-07",
      "last_sale_date": "2018-02-09",
      "last_price": 550000,
      "url": "https://openproperties.uk/ub6/costons-avenue/69"
    },
    {
      "paon": "70",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "1996-05-20",
      "last_sale_date": "1996-05-20",
      "last_price": 105000,
      "url": "https://openproperties.uk/ub6/costons-avenue/70"
    },
    {
      "paon": "71",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2009-10-12",
      "last_sale_date": "2009-10-12",
      "last_price": 360000,
      "url": "https://openproperties.uk/ub6/costons-avenue/71"
    },
    {
      "paon": "75",
      "saon": null,
      "postcode": "UB6 8RL",
      "sale_count": 1,
      "first_sale_date": "2004-01-30",
      "last_sale_date": "2004-01-30",
      "last_price": 342500,
      "url": "https://openproperties.uk/ub6/costons-avenue/75"
    },
    {
      "paon": "77",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 2,
      "first_sale_date": "2017-12-20",
      "last_sale_date": "2025-05-27",
      "last_price": 720000,
      "url": "https://openproperties.uk/ub6/costons-avenue/77"
    },
    {
      "paon": "81",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2004-06-03",
      "last_sale_date": "2004-06-03",
      "last_price": 275000,
      "url": "https://openproperties.uk/ub6/costons-avenue/81"
    },
    {
      "paon": "83",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 2,
      "first_sale_date": "2007-10-04",
      "last_sale_date": "2025-02-14",
      "last_price": 689000,
      "url": "https://openproperties.uk/ub6/costons-avenue/83"
    },
    {
      "paon": "85",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2020-07-31",
      "last_sale_date": "2020-07-31",
      "last_price": 561000,
      "url": "https://openproperties.uk/ub6/costons-avenue/85"
    },
    {
      "paon": "87",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "1999-02-18",
      "last_sale_date": "1999-02-18",
      "last_price": 190000,
      "url": "https://openproperties.uk/ub6/costons-avenue/87"
    },
    {
      "paon": "89",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 1,
      "first_sale_date": "2026-01-22",
      "last_sale_date": "2026-01-22",
      "last_price": 700000,
      "url": "https://openproperties.uk/ub6/costons-avenue/89"
    },
    {
      "paon": "93",
      "saon": null,
      "postcode": "UB6 8RN",
      "sale_count": 2,
      "first_sale_date": "2003-03-27",
      "last_sale_date": "2026-04-23",
      "last_price": 500000,
      "url": "https://openproperties.uk/ub6/costons-avenue/93"
    }
  ],
  "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
  }
}