{
 "code_insee": "78350",
 "nom": "Louveciennes",
 "departement": "78",
 "annee_reference": 2025,
 "prix_m2_median": 3887,
 "prix_m2_median_appartement": 3690,
 "prix_m2_median_appartement_yoy_pct": -8.1,
 "prix_m2_median_maison": 6049,
 "prix_m2_median_maison_yoy_pct": 0,
 "prix_vente_median": 381100,
 "ventes_annee_reference": 66,
 "ventes_5_ans": 403,
 "fiabilite": "Modérée",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 4614,
   "apt_n": 92,
   "maison": 6522,
   "maison_n": 24
  },
  {
   "annee": 2022,
   "apt": 4568,
   "apt_n": 73,
   "maison": 6582,
   "maison_n": 22
  },
  {
   "annee": 2023,
   "apt": 4277,
   "apt_n": 43,
   "maison": 6374,
   "maison_n": 20
  },
  {
   "annee": 2024,
   "apt": 4016,
   "apt_n": 54,
   "maison": 6048,
   "maison_n": 9
  },
  {
   "annee": 2025,
   "apt": 3690,
   "apt_n": 54,
   "maison": 6049,
   "maison_n": 12
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 4722,
    "n": 7
   },
   {
    "band": "30-60 m²",
    "median": 4056,
    "n": 11
   },
   {
    "band": "60-90 m²",
    "median": 4075,
    "n": 27
   },
   {
    "band": "90-120 m²",
    "median": 3624,
    "n": 31
   },
   {
    "band": "120 m² et +",
    "median": 3546,
    "n": 32
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 6486,
    "n": 2
   },
   {
    "band": "60-90 m²",
    "median": 5714,
    "n": 7
   },
   {
    "band": "90-120 m²",
    "median": 7752,
    "n": 3
   },
   {
    "band": "120 m² et +",
    "median": 5494,
    "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/78350-louveciennes"
}