{
 "code_insee": "42207",
 "nom": "Saint-Chamond",
 "departement": "42",
 "annee_reference": 2025,
 "prix_m2_median": 1544,
 "prix_m2_median_appartement": 1300,
 "prix_m2_median_appartement_yoy_pct": 9.2,
 "prix_m2_median_maison": 2414,
 "prix_m2_median_maison_yoy_pct": 5.1,
 "prix_vente_median": 134000,
 "ventes_annee_reference": 304,
 "ventes_5_ans": 1775,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 1158,
   "apt_n": 280,
   "maison": 2167,
   "maison_n": 172
  },
  {
   "annee": 2022,
   "apt": 1281,
   "apt_n": 239,
   "maison": 2456,
   "maison_n": 145
  },
  {
   "annee": 2023,
   "apt": 1250,
   "apt_n": 243,
   "maison": 2519,
   "maison_n": 113
  },
  {
   "annee": 2024,
   "apt": 1190,
   "apt_n": 176,
   "maison": 2296,
   "maison_n": 103
  },
  {
   "annee": 2025,
   "apt": 1300,
   "apt_n": 197,
   "maison": 2414,
   "maison_n": 107
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 917,
    "n": 4
   },
   {
    "band": "30-60 m²",
    "median": 1159,
    "n": 73
   },
   {
    "band": "60-90 m²",
    "median": 1257,
    "n": 175
   },
   {
    "band": "90-120 m²",
    "median": 1321,
    "n": 94
   },
   {
    "band": "120 m² et +",
    "median": 1056,
    "n": 27
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 21250,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 2603,
    "n": 11
   },
   {
    "band": "60-90 m²",
    "median": 2595,
    "n": 70
   },
   {
    "band": "90-120 m²",
    "median": 2219,
    "n": 82
   },
   {
    "band": "120 m² et +",
    "median": 1923,
    "n": 46
   }
  ]
 },
 "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/42207-saint-chamond"
}