{
  "url": "https://openproperties.uk/hp2/walnut-grove/33",
  "address_path": "hp2/walnut-grove/33",
  "paon": "33",
  "saon": null,
  "street": "WALNUT GROVE",
  "locality": null,
  "town_city": "HEMEL HEMPSTEAD",
  "district": "DACORUM",
  "county": "HERTFORDSHIRE",
  "postcode": "HP2 4AP",
  "postcodes": [
    "HP2 4AP"
  ],
  "latitude": 51.751945530906454,
  "longitude": -0.4673025790437648,
  "location_precision": "postcode_centroid",
  "sale_count": 2,
  "first_sale_date": "2006-07-20",
  "last_sale_date": "2009-12-18",
  "last_price": 361000,
  "truncated": false,
  "sales": [
    {
      "url": "https://openproperties.uk/hp2/walnut-grove/33/dee7934a-75c4-43d8-85a7-b63ed464709a",
      "transaction_id": "DEE7934A-75C4-43D8-85A7-B63ED464709A",
      "price": 361000,
      "date_of_transfer": "2009-12-18",
      "postcode": "HP2 4AP",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": false,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "33",
      "saon": null,
      "street": "WALNUT GROVE",
      "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": "hp2/walnut-grove/33",
      "property_url": "https://openproperties.uk/hp2/walnut-grove/33"
    },
    {
      "url": "https://openproperties.uk/hp2/walnut-grove/33/e6c4d8b6-2b3f-47e6-a080-aed34e349927",
      "transaction_id": "E6C4D8B6-2B3F-47E6-A080-AED34E349927",
      "price": 360000,
      "date_of_transfer": "2006-07-20",
      "postcode": "HP2 4AP",
      "property_type": "D",
      "property_type_display": "Detached",
      "new_build": true,
      "duration": "F",
      "duration_display": "Freehold",
      "paon": "33",
      "saon": null,
      "street": "WALNUT GROVE",
      "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": "hp2/walnut-grove/33",
      "property_url": "https://openproperties.uk/hp2/walnut-grove/33"
    }
  ],
  "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
    }
  ]
}