{
 "code_insee": "78674",
 "nom": "Villepreux",
 "departement": "78",
 "annee_reference": 2025,
 "prix_m2_median": 3876,
 "prix_m2_median_appartement": 4075,
 "prix_m2_median_appartement_yoy_pct": -4.5,
 "prix_m2_median_maison": 3723,
 "prix_m2_median_maison_yoy_pct": -1.7,
 "prix_vente_median": 294000,
 "ventes_annee_reference": 121,
 "ventes_5_ans": 643,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 4163,
   "apt_n": 41,
   "maison": 3876,
   "maison_n": 106
  },
  {
   "annee": 2022,
   "apt": 4527,
   "apt_n": 42,
   "maison": 4108,
   "maison_n": 122
  },
  {
   "annee": 2023,
   "apt": 3881,
   "apt_n": 37,
   "maison": 4153,
   "maison_n": 87
  },
  {
   "annee": 2024,
   "apt": 4266,
   "apt_n": 26,
   "maison": 3789,
   "maison_n": 61
  },
  {
   "annee": 2025,
   "apt": 4075,
   "apt_n": 43,
   "maison": 3723,
   "maison_n": 78
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 4906,
    "n": 4
   },
   {
    "band": "30-60 m²",
    "median": 4192,
    "n": 27
   },
   {
    "band": "60-90 m²",
    "median": 4104,
    "n": 36
   },
   {
    "band": "90-120 m²",
    "median": 3322,
    "n": 2
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 4791,
    "n": 4
   },
   {
    "band": "60-90 m²",
    "median": 4023,
    "n": 64
   },
   {
    "band": "90-120 m²",
    "median": 3537,
    "n": 49
   },
   {
    "band": "120 m² et +",
    "median": 3590,
    "n": 22
   }
  ]
 },
 "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/78674-villepreux"
}