{
 "code_insee": "91161",
 "nom": "Chilly Mazarin",
 "departement": "91",
 "annee_reference": 2025,
 "prix_m2_median": 2623,
 "prix_m2_median_appartement": 2560,
 "prix_m2_median_appartement_yoy_pct": 6.8,
 "prix_m2_median_maison": 3749,
 "prix_m2_median_maison_yoy_pct": -5.2,
 "prix_vente_median": 172000,
 "ventes_annee_reference": 225,
 "ventes_5_ans": 1369,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 2511,
   "apt_n": 304,
   "maison": 4337,
   "maison_n": 66
  },
  {
   "annee": 2022,
   "apt": 2683,
   "apt_n": 281,
   "maison": 4326,
   "maison_n": 53
  },
  {
   "annee": 2023,
   "apt": 2518,
   "apt_n": 203,
   "maison": 4514,
   "maison_n": 33
  },
  {
   "annee": 2024,
   "apt": 2397,
   "apt_n": 176,
   "maison": 3953,
   "maison_n": 28
  },
  {
   "annee": 2025,
   "apt": 2560,
   "apt_n": 186,
   "maison": 3749,
   "maison_n": 39
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 4583,
    "n": 19
   },
   {
    "band": "30-60 m²",
    "median": 3224,
    "n": 92
   },
   {
    "band": "60-90 m²",
    "median": 2324,
    "n": 225
   },
   {
    "band": "90-120 m²",
    "median": 2005,
    "n": 26
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 5412,
    "n": 6
   },
   {
    "band": "60-90 m²",
    "median": 3963,
    "n": 33
   },
   {
    "band": "90-120 m²",
    "median": 3872,
    "n": 19
   },
   {
    "band": "120 m² et +",
    "median": 2778,
    "n": 9
   }
  ]
 },
 "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/91161-chilly-mazarin"
}