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      "last_price": 660000,
      "url": "https://openproperties.uk/n21/firs-lane/173"
    },
    {
      "paon": "175",
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      "postcode": "N21 3HY",
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      "url": "https://openproperties.uk/n21/firs-lane/175"
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    {
      "paon": "177",
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      "postcode": "N21 3HY",
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      "last_price": 750000,
      "url": "https://openproperties.uk/n21/firs-lane/177"
    },
    {
      "paon": "179",
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      "postcode": "N21 3HY",
      "sale_count": 1,
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      "last_sale_date": "2006-08-24",
      "last_price": 340000,
      "url": "https://openproperties.uk/n21/firs-lane/179"
    },
    {
      "paon": "185",
      "saon": null,
      "postcode": "N21 3HY",
      "sale_count": 2,
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      "last_sale_date": "1999-09-03",
      "last_price": 182500,
      "url": "https://openproperties.uk/n21/firs-lane/185"
    },
    {
      "paon": "187",
      "saon": null,
      "postcode": "N21 3HY",
      "sale_count": 4,
      "first_sale_date": "1995-03-17",
      "last_sale_date": "2010-07-19",
      "last_price": 415000,
      "url": "https://openproperties.uk/n21/firs-lane/187"
    },
    {
      "paon": "189",
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      "postcode": "N21 3HY",
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      "last_sale_date": "2006-07-06",
      "last_price": 325000,
      "url": "https://openproperties.uk/n21/firs-lane/189"
    },
    {
      "paon": "191",
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      "postcode": "N21 3HY",
      "sale_count": 2,
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      "last_sale_date": "2013-10-04",
      "last_price": 450000,
      "url": "https://openproperties.uk/n21/firs-lane/191"
    },
    {
      "paon": "199",
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      "postcode": "N21 3HY",
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      "last_sale_date": "1996-03-29",
      "last_price": 113500,
      "url": "https://openproperties.uk/n21/firs-lane/199"
    },
    {
      "paon": "201",
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      "postcode": "N21 3HY",
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      "last_sale_date": "2003-06-09",
      "last_price": 258000,
      "url": "https://openproperties.uk/n21/firs-lane/201"
    },
    {
      "paon": "203",
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      "last_sale_date": "2018-06-08",
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      "url": "https://openproperties.uk/n21/firs-lane/203"
    },
    {
      "paon": "205",
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      "url": "https://openproperties.uk/n21/firs-lane/205"
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    {
      "paon": "207",
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      "postcode": "N21 3HY",
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      "last_price": 206000,
      "url": "https://openproperties.uk/n21/firs-lane/207"
    },
    {
      "paon": "211",
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      "postcode": "N21 3HY",
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      "last_sale_date": "2020-05-29",
      "last_price": 753000,
      "url": "https://openproperties.uk/n21/firs-lane/211"
    },
    {
      "paon": "213",
      "saon": null,
      "postcode": "N21 3HY",
      "sale_count": 3,
      "first_sale_date": "1996-03-07",
      "last_sale_date": "2005-05-27",
      "last_price": 325500,
      "url": "https://openproperties.uk/n21/firs-lane/213"
    },
    {
      "paon": "215",
      "saon": null,
      "postcode": "N21 3HY",
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      "last_price": 641350,
      "url": "https://openproperties.uk/n21/firs-lane/215"
    },
    {
      "paon": "217",
      "saon": null,
      "postcode": "N21 3HY",
      "sale_count": 1,
      "first_sale_date": "1995-01-06",
      "last_sale_date": "1995-01-06",
      "last_price": 125000,
      "url": "https://openproperties.uk/n21/firs-lane/217"
    },
    {
      "paon": "219A",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 3,
      "first_sale_date": "1995-06-03",
      "last_sale_date": "2006-12-11",
      "last_price": 227000,
      "url": "https://openproperties.uk/n21/firs-lane/219a"
    },
    {
      "paon": "221",
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      "postcode": "N21 2PH",
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      "first_sale_date": "1997-02-28",
      "last_sale_date": "2010-10-15",
      "last_price": 410000,
      "url": "https://openproperties.uk/n21/firs-lane/221"
    },
    {
      "paon": "223",
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      "postcode": "N21 2PH",
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      "first_sale_date": "2003-07-18",
      "last_sale_date": "2025-03-28",
      "last_price": 734000,
      "url": "https://openproperties.uk/n21/firs-lane/223"
    },
    {
      "paon": "225",
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      "url": "https://openproperties.uk/n21/firs-lane/225"
    },
    {
      "paon": "227",
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      "url": "https://openproperties.uk/n21/firs-lane/227"
    },
    {
      "paon": "229",
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      "last_sale_date": "2025-01-09",
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      "url": "https://openproperties.uk/n21/firs-lane/229"
    },
    {
      "paon": "235",
      "saon": null,
      "postcode": "N21 2PH",
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      "first_sale_date": "1996-04-26",
      "last_sale_date": "2013-05-17",
      "last_price": 428000,
      "url": "https://openproperties.uk/n21/firs-lane/235"
    },
    {
      "paon": "237",
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      "postcode": "N21 2PH",
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      "last_sale_date": "2010-06-03",
      "last_price": 340000,
      "url": "https://openproperties.uk/n21/firs-lane/237"
    },
    {
      "paon": "241",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 2,
      "first_sale_date": "2000-08-30",
      "last_sale_date": "2003-05-23",
      "last_price": 286000,
      "url": "https://openproperties.uk/n21/firs-lane/241"
    },
    {
      "paon": "243",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 3,
      "first_sale_date": "2003-08-21",
      "last_sale_date": "2025-11-06",
      "last_price": 750000,
      "url": "https://openproperties.uk/n21/firs-lane/243"
    },
    {
      "paon": "247",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 1,
      "first_sale_date": "2001-06-20",
      "last_sale_date": "2001-06-20",
      "last_price": 206000,
      "url": "https://openproperties.uk/n21/firs-lane/247"
    },
    {
      "paon": "249",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 1,
      "first_sale_date": "2000-12-15",
      "last_sale_date": "2000-12-15",
      "last_price": 200000,
      "url": "https://openproperties.uk/n21/firs-lane/249"
    },
    {
      "paon": "251",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 2,
      "first_sale_date": "1999-07-23",
      "last_sale_date": "2009-08-28",
      "last_price": 335000,
      "url": "https://openproperties.uk/n21/firs-lane/251"
    },
    {
      "paon": "253",
      "saon": null,
      "postcode": "N21 2PH",
      "sale_count": 1,
      "first_sale_date": "1998-09-25",
      "last_sale_date": "1998-09-25",
      "last_price": 146000,
      "url": "https://openproperties.uk/n21/firs-lane/253"
    }
  ],
  "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
  }
}