{
 "code_insee": "78242",
 "nom": "Fontenay le Fleury",
 "departement": "78",
 "annee_reference": 2025,
 "prix_m2_median": 3733,
 "prix_m2_median_appartement": 3462,
 "prix_m2_median_appartement_yoy_pct": 10.8,
 "prix_m2_median_maison": 4477,
 "prix_m2_median_maison_yoy_pct": 8.2,
 "prix_vente_median": 206000,
 "ventes_annee_reference": 111,
 "ventes_5_ans": 611,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3256,
   "apt_n": 109,
   "maison": 4447,
   "maison_n": 42
  },
  {
   "annee": 2022,
   "apt": 3478,
   "apt_n": 113,
   "maison": 4400,
   "maison_n": 34
  },
  {
   "annee": 2023,
   "apt": 3333,
   "apt_n": 75,
   "maison": 4249,
   "maison_n": 18
  },
  {
   "annee": 2024,
   "apt": 3125,
   "apt_n": 81,
   "maison": 4138,
   "maison_n": 28
  },
  {
   "annee": 2025,
   "apt": 3462,
   "apt_n": 81,
   "maison": 4477,
   "maison_n": 30
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 3769,
    "n": 19
   },
   {
    "band": "30-60 m²",
    "median": 3858,
    "n": 76
   },
   {
    "band": "60-90 m²",
    "median": 2818,
    "n": 57
   },
   {
    "band": "90-120 m²",
    "median": 2192,
    "n": 10
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 6136,
    "n": 3
   },
   {
    "band": "60-90 m²",
    "median": 5000,
    "n": 21
   },
   {
    "band": "90-120 m²",
    "median": 4060,
    "n": 15
   },
   {
    "band": "120 m² et +",
    "median": 3779,
    "n": 19
   }
  ]
 },
 "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/78242-fontenay-le-fleury"
}