{
 "code_insee": "85113",
 "nom": "Ile-D'yeu (l')",
 "departement": "85",
 "annee_reference": 2025,
 "prix_m2_median": 5480,
 "prix_m2_median_appartement": 5514,
 "prix_m2_median_appartement_yoy_pct": -5.1,
 "prix_m2_median_maison": 5479,
 "prix_m2_median_maison_yoy_pct": -6.9,
 "prix_vente_median": 402500,
 "ventes_annee_reference": 76,
 "ventes_5_ans": 362,
 "fiabilite": "Modérée",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 5528,
   "apt_n": 5,
   "maison": 5000,
   "maison_n": 72
  },
  {
   "annee": 2022,
   "apt": null,
   "apt_n": 0,
   "maison": 5217,
   "maison_n": 75
  },
  {
   "annee": 2023,
   "apt": 3953,
   "apt_n": 6,
   "maison": 6180,
   "maison_n": 62
  },
  {
   "annee": 2024,
   "apt": 5813,
   "apt_n": 1,
   "maison": 5886,
   "maison_n": 65
  },
  {
   "annee": 2025,
   "apt": 5514,
   "apt_n": 5,
   "maison": 5479,
   "maison_n": 71
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 8333,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 5135,
    "n": 3
   },
   {
    "band": "60-90 m²",
    "median": 5663,
    "n": 2
   },
   {
    "band": "90-120 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 6875,
    "n": 7
   },
   {
    "band": "30-60 m²",
    "median": 6486,
    "n": 25
   },
   {
    "band": "60-90 m²",
    "median": 6025,
    "n": 45
   },
   {
    "band": "90-120 m²",
    "median": 4694,
    "n": 33
   },
   {
    "band": "120 m² et +",
    "median": 5268,
    "n": 26
   }
  ]
 },
 "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/85113-ile-d-yeu-l"
}