{
  "url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15",
  "address_path": "hp3/london-road/harriet-house/flat-15",
  "paon": "HARRIET HOUSE",
  "saon": "FLAT 15",
  "street": "LONDON ROAD",
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  "town_city": "HEMEL HEMPSTEAD",
  "district": "DACORUM",
  "county": "HERTFORDSHIRE",
  "postcode": "HP3 9GE",
  "postcodes": [
    "HP3 9GE"
  ],
  "latitude": 51.7329845963335,
  "longitude": -0.46270181794613513,
  "location_precision": "postcode_centroid",
  "sale_count": 3,
  "first_sale_date": "2003-09-26",
  "last_sale_date": "2017-04-05",
  "last_price": 271000,
  "truncated": false,
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      "url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15/4e95d757-6dab-eda1-e050-a8c0630539e2",
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      "date_of_transfer": "2017-04-05",
      "postcode": "HP3 9GE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HARRIET HOUSE",
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      "street": "LONDON ROAD",
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      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp3/london-road/harriet-house/flat-15",
      "property_url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15"
    },
    {
      "url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15/72e11644-3c4e-4b03-b273-2eca310904f4",
      "transaction_id": "72E11644-3C4E-4B03-B273-2ECA310904F4",
      "price": 172000,
      "date_of_transfer": "2013-08-30",
      "postcode": "HP3 9GE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": false,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HARRIET HOUSE",
      "saon": "FLAT 15",
      "street": "LONDON ROAD",
      "locality": null,
      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp3/london-road/harriet-house/flat-15",
      "property_url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15"
    },
    {
      "url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15/1aba7776-cc79-4488-9f4e-5ad58f962e59",
      "transaction_id": "1ABA7776-CC79-4488-9F4E-5AD58F962E59",
      "price": 169950,
      "date_of_transfer": "2003-09-26",
      "postcode": "HP3 9GE",
      "property_type": "F",
      "property_type_display": "Flat/maisonette",
      "new_build": true,
      "duration": "L",
      "duration_display": "Leasehold",
      "paon": "HARRIET HOUSE",
      "saon": "FLAT 15",
      "street": "LONDON ROAD",
      "locality": "HEMEL HEMPSTEAD",
      "town_city": "HEMEL HEMPSTEAD",
      "district": "DACORUM",
      "county": "HERTFORDSHIRE",
      "ppd_category_type": "A",
      "last_seen_at": "2026-07-09T18:56:26.350736+00:00",
      "address_path": "hp3/london-road/harriet-house/flat-15",
      "property_url": "https://openproperties.uk/hp3/london-road/harriet-house/flat-15"
    }
  ],
  "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. Contains OS data © Crown copyright and database right. Postcode locations are Code-Point Open centroids: they locate the postcode, not an individual building.",
  "provenance": [
    {
      "source": "HM Land Registry Price Paid Data",
      "source_url": "https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads",
      "retrieved_at": "2026-07-09T18:56:26.350736+00:00"
    },
    {
      "source": "OS Code-Point Open",
      "source_url": "https://osdatahub.os.uk/downloads/open/CodePointOpen",
      "retrieved_at": null
    }
  ]
}