{
 "code_insee": "95288",
 "nom": "Groslay",
 "departement": "95",
 "annee_reference": 2025,
 "prix_m2_median": 3500,
 "prix_m2_median_appartement": 2872,
 "prix_m2_median_appartement_yoy_pct": -0.9,
 "prix_m2_median_maison": 3890,
 "prix_m2_median_maison_yoy_pct": 3.8,
 "prix_vente_median": 256000,
 "ventes_annee_reference": 83,
 "ventes_5_ans": 479,
 "fiabilite": "Modérée",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3259,
   "apt_n": 50,
   "maison": 3725,
   "maison_n": 90
  },
  {
   "annee": 2022,
   "apt": 3420,
   "apt_n": 59,
   "maison": 3922,
   "maison_n": 60
  },
  {
   "annee": 2023,
   "apt": 3065,
   "apt_n": 32,
   "maison": 3977,
   "maison_n": 39
  },
  {
   "annee": 2024,
   "apt": 2899,
   "apt_n": 33,
   "maison": 3746,
   "maison_n": 33
  },
  {
   "annee": 2025,
   "apt": 2872,
   "apt_n": 37,
   "maison": 3890,
   "maison_n": 46
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 3526,
    "n": 6
   },
   {
    "band": "30-60 m²",
    "median": 3203,
    "n": 26
   },
   {
    "band": "60-90 m²",
    "median": 2817,
    "n": 33
   },
   {
    "band": "90-120 m²",
    "median": 2663,
    "n": 3
   },
   {
    "band": "120 m² et +",
    "median": 1859,
    "n": 2
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 4944,
    "n": 11
   },
   {
    "band": "60-90 m²",
    "median": 3889,
    "n": 21
   },
   {
    "band": "90-120 m²",
    "median": 3682,
    "n": 24
   },
   {
    "band": "120 m² et +",
    "median": 3484,
    "n": 23
   }
  ]
 },
 "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/95288-groslay"
}