{
 "code_insee": "74018",
 "nom": "Arenthon",
 "departement": "74",
 "annee_reference": 2025,
 "prix_m2_median": 4470,
 "prix_m2_median_appartement": 4405,
 "prix_m2_median_appartement_yoy_pct": -0.5,
 "prix_m2_median_maison": 4500,
 "prix_m2_median_maison_yoy_pct": 8.5,
 "prix_vente_median": 350000,
 "ventes_annee_reference": 25,
 "ventes_5_ans": 124,
 "fiabilite": "Modérée",
 "derniers_12_mois": {
  "debut": "2025-07-01",
  "fin": "2026-06-30",
  "ventes": 25,
  "prix_m2_median": 4340,
  "prix_m2_median_appartement": null,
  "prix_m2_median_appartement_yoy_pct": null,
  "prix_m2_median_maison": 4127,
  "prix_m2_median_maison_yoy_pct": -1.4
 },
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3990,
   "apt_n": 9,
   "maison": 3426,
   "maison_n": 9
  },
  {
   "annee": 2022,
   "apt": 3984,
   "apt_n": 10,
   "maison": 4419,
   "maison_n": 15
  },
  {
   "annee": 2023,
   "apt": 3783,
   "apt_n": 8,
   "maison": 4942,
   "maison_n": 12
  },
  {
   "annee": 2024,
   "apt": 4426,
   "apt_n": 9,
   "maison": 4148,
   "maison_n": 15
  },
  {
   "annee": 2025,
   "apt": 4405,
   "apt_n": 12,
   "maison": 4500,
   "maison_n": 13
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 5020,
    "n": 3
   },
   {
    "band": "60-90 m²",
    "median": 4459,
    "n": 14
   },
   {
    "band": "90-120 m²",
    "median": 3026,
    "n": 3
   },
   {
    "band": "120 m² et +",
    "median": 1305,
    "n": 1
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "60-90 m²",
    "median": 4713,
    "n": 9
   },
   {
    "band": "90-120 m²",
    "median": 4384,
    "n": 11
   },
   {
    "band": "120 m² et +",
    "median": 3873,
    "n": 8
   }
  ]
 },
 "est_hub_arrondissements": false,
 "arrondissements": null,
 "source": {
  "dataset": "Demandes de valeurs foncières (DVF), DGFiP",
  "url": "https://www.data.gouv.fr/fr/datasets/demandes-de-valeurs-foncieres/",
  "licence": "Licence Ouverte 2.0",
  "methodologie": "https://foncierdata.fr/methodologie"
 },
 "page": "https://foncierdata.fr/prix-immobilier/74018-arenthon"
}