{
 "code_insee": "01269",
 "nom": "Nantua",
 "departement": "01",
 "annee_reference": 2025,
 "prix_m2_median": 1354,
 "prix_m2_median_appartement": 1354,
 "prix_m2_median_appartement_yoy_pct": 27.1,
 "prix_m2_median_maison": 1225,
 "prix_m2_median_maison_yoy_pct": -12.7,
 "prix_vente_median": 110000,
 "ventes_annee_reference": 39,
 "ventes_5_ans": 183,
 "fiabilite": "Modérée",
 "derniers_12_mois": {
  "debut": "2025-07-01",
  "fin": "2026-06-30",
  "ventes": 41,
  "prix_m2_median": 1227,
  "prix_m2_median_appartement": 1227,
  "prix_m2_median_appartement_yoy_pct": 4.8,
  "prix_m2_median_maison": 1419,
  "prix_m2_median_maison_yoy_pct": 2.3
 },
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 1059,
   "apt_n": 8,
   "maison": 1658,
   "maison_n": 8
  },
  {
   "annee": 2022,
   "apt": 1064,
   "apt_n": 40,
   "maison": 2102,
   "maison_n": 8
  },
  {
   "annee": 2023,
   "apt": 1260,
   "apt_n": 26,
   "maison": 1632,
   "maison_n": 7
  },
  {
   "annee": 2024,
   "apt": 1065,
   "apt_n": 21,
   "maison": 1404,
   "maison_n": 9
  },
  {
   "annee": 2025,
   "apt": 1354,
   "apt_n": 27,
   "maison": 1225,
   "maison_n": 12
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 1520,
    "n": 3
   },
   {
    "band": "30-60 m²",
    "median": 1219,
    "n": 12
   },
   {
    "band": "60-90 m²",
    "median": 1267,
    "n": 19
   },
   {
    "band": "90-120 m²",
    "median": 1301,
    "n": 8
   },
   {
    "band": "120 m² et +",
    "median": 1080,
    "n": 6
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 2400,
    "n": 3
   },
   {
    "band": "60-90 m²",
    "median": 2658,
    "n": 5
   },
   {
    "band": "90-120 m²",
    "median": 1157,
    "n": 4
   },
   {
    "band": "120 m² et +",
    "median": 883,
    "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/01269-nantua"
}