{
 "code_insee": "91249",
 "nom": "Forges-les-Bains",
 "departement": "91",
 "annee_reference": 2025,
 "prix_m2_median": 3226,
 "prix_m2_median_appartement": 2875,
 "prix_m2_median_appartement_yoy_pct": -8,
 "prix_m2_median_maison": 3346,
 "prix_m2_median_maison_yoy_pct": 9.2,
 "prix_vente_median": 287000,
 "ventes_annee_reference": 37,
 "ventes_5_ans": 214,
 "fiabilite": "Modérée",
 "derniers_12_mois": {
  "debut": "2025-07-01",
  "fin": "2026-06-30",
  "ventes": 43,
  "prix_m2_median": 3226,
  "prix_m2_median_appartement": 3206,
  "prix_m2_median_appartement_yoy_pct": null,
  "prix_m2_median_maison": 3233,
  "prix_m2_median_maison_yoy_pct": 3.7
 },
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3900,
   "apt_n": 10,
   "maison": 3439,
   "maison_n": 28
  },
  {
   "annee": 2022,
   "apt": 3097,
   "apt_n": 6,
   "maison": 3498,
   "maison_n": 38
  },
  {
   "annee": 2023,
   "apt": 3321,
   "apt_n": 14,
   "maison": 3129,
   "maison_n": 26
  },
  {
   "annee": 2024,
   "apt": 3124,
   "apt_n": 8,
   "maison": 3063,
   "maison_n": 31
  },
  {
   "annee": 2025,
   "apt": 2875,
   "apt_n": 9,
   "maison": 3346,
   "maison_n": 28
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 5520,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 3167,
    "n": 7
   },
   {
    "band": "60-90 m²",
    "median": 2868,
    "n": 8
   },
   {
    "band": "90-120 m²",
    "median": 2553,
    "n": 1
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 3585,
    "n": 1
   },
   {
    "band": "60-90 m²",
    "median": 3699,
    "n": 16
   },
   {
    "band": "90-120 m²",
    "median": 3278,
    "n": 16
   },
   {
    "band": "120 m² et +",
    "median": 2766,
    "n": 26
   }
  ]
 },
 "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/91249-forges-les-bains"
}