{
 "code_insee": "77083",
 "nom": "Champs-sur-Marne",
 "departement": "77",
 "annee_reference": 2025,
 "prix_m2_median": 3547,
 "prix_m2_median_appartement": 3362,
 "prix_m2_median_appartement_yoy_pct": 0.9,
 "prix_m2_median_maison": 3764,
 "prix_m2_median_maison_yoy_pct": -3,
 "prix_vente_median": 241000,
 "ventes_annee_reference": 199,
 "ventes_5_ans": 1042,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3326,
   "apt_n": 152,
   "maison": 4296,
   "maison_n": 98
  },
  {
   "annee": 2022,
   "apt": 3233,
   "apt_n": 167,
   "maison": 4113,
   "maison_n": 82
  },
  {
   "annee": 2023,
   "apt": 3442,
   "apt_n": 120,
   "maison": 3984,
   "maison_n": 64
  },
  {
   "annee": 2024,
   "apt": 3331,
   "apt_n": 92,
   "maison": 3879,
   "maison_n": 68
  },
  {
   "annee": 2025,
   "apt": 3362,
   "apt_n": 127,
   "maison": 3764,
   "maison_n": 72
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 5217,
    "n": 11
   },
   {
    "band": "30-60 m²",
    "median": 3745,
    "n": 60
   },
   {
    "band": "60-90 m²",
    "median": 3131,
    "n": 128
   },
   {
    "band": "90-120 m²",
    "median": 2791,
    "n": 20
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 8929,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 5089,
    "n": 7
   },
   {
    "band": "60-90 m²",
    "median": 4438,
    "n": 47
   },
   {
    "band": "90-120 m²",
    "median": 3631,
    "n": 51
   },
   {
    "band": "120 m² et +",
    "median": 3323,
    "n": 34
   }
  ]
 },
 "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/77083-champs-sur-marne"
}