{
  "query": {
    "country": "NL",
    "town": "'s-Gravenhage",
    "property_type": "any"
  },
  "status": "ok",
  "price": {
    "currency": "EUR",
    "unit": "per home",
    "value": 465418,
    "measure": "average",
    "median": null,
    "typical_low": null,
    "typical_high": null,
    "min": null,
    "max": null
  },
  "sample_size": null,
  "period": {
    "from": "2025-01-01",
    "to": "2025-12-31"
  },
  "confidence": "high",
  "price_type": "official_statistic",
  "statistic": {
    "measure": "average",
    "reference_period": "2025"
  },
  "as_of": "2026-10-14T21:15:55.329Z",
  "source": {
    "id": "nl-home-prices",
    "name": "Existing owner-occupied homes; average sale prices, by region (CBS table 83625NED)",
    "publisher": "Statistics Netherlands (CBS), based on Kadaster notarial transactions",
    "licence": "Creative Commons Attribution 4.0 International (CC BY 4.0). CBS copyright page: \"Unless otherwise stated, the content of this website is subject to Creative Commons Attribution (CC BY 4.0). This means that the re-use of the content of this site is permitted, provided Statistics Netherlands is cited as the source.\" The table's own metadata (License field) names https://creativecommons.org/licenses/by/4.0/",
    "licence_url": "https://www.cbs.nl/en-gb/about-us/website/copyright",
    "attribution": "Source: Statistics Netherlands (CBS), table 83625NED, Bestaande koopwoningen; gemiddelde verkoopprijzen, regio (data: CBS, Kadaster), reused under CC BY 4.0. Figures are passed on as published; the percentage changes and the comparison with the national average are calculated by ProofPrice. This is not an endorsement by CBS.",
    "url": "https://opendata.cbs.nl/#/CBS/nl/dataset/83625NED/table"
  },
  "method": "CBS publishes, once a year, the average price paid for existing owner-occupied homes bought by private individuals, per region (table 83625NED), calculated from the notarial transactions the Kadaster registers. ProofPrice passes on the published annual figure for the latest year CBS holds, unchanged, with the year before it, the national average and a short history. No range is calculated: CBS gives one average and does not say how many sales are behind it. An average sale price is not a price index.",
  "method_url": "https://proofprice.com/method",
  "summary": "In 's-Gravenhage the average sale price of existing owner-occupied homes was €465,418 in 2025. That is 4% higher than in 2024 (€447,417). The national average for 2025 was €479,527 (2.9% below). Official average published by Statistics Netherlands (CBS), based on Kadaster notarial transactions for 2025.",
  "notice": "Information, not a valuation or offer. Ranges describe past recorded prices.",
  "extra": {
    "region": {
      "code": "GM0518",
      "name": "'s-Gravenhage",
      "level": "municipality",
      "cbs_title": "'s-Gravenhage (gemeente)"
    },
    "reference_period_label": "2025",
    "previous_period": {
      "reference_period": "2024",
      "value": 447417,
      "change_percent": 4
    },
    "national_average": {
      "reference_period": "2025",
      "value": 479527,
      "region_vs_national_percent": -2.9
    },
    "series": [
      {
        "reference_period": "2020",
        "value": 355807
      },
      {
        "reference_period": "2021",
        "value": 411717
      },
      {
        "reference_period": "2022",
        "value": 454312
      },
      {
        "reference_period": "2023",
        "value": 413689
      },
      {
        "reference_period": "2024",
        "value": 447417
      },
      {
        "reference_period": "2025",
        "value": 465418
      }
    ],
    "definition": "Average price paid for existing owner-occupied homes bought by private individuals (not new builds), from Kadaster notarial transactions.",
    "table": {
      "id": "83625NED",
      "url": "https://opendata.cbs.nl/#/CBS/nl/dataset/83625NED/table"
    },
    "cbs_api_url": "https://opendata.cbs.nl/ODataApi/odata/83625NED/TypedDataSet?$filter=(RegioS%20eq%20'GM0518'%20or%20RegioS%20eq%20'NL01%20%20')%20and%20Perioden%20ge%20'2020JJ00'"
  },
  "answer_id": "ans_b3b8b4c952da153db844",
  "method_version": "1",
  "retrieved_at": "2026-10-14T21:15:55.329Z",
  "evidence": {
    "type": "official_statistic",
    "label": "Official published average",
    "meaning": "One average or median that a statistics office or regulator publishes for a reference period: it describes a group, not a distribution, and says nothing about any single price."
  }
}