{
 "code_insee": "08409",
 "nom": "Sedan",
 "departement": "08",
 "annee_reference": 2025,
 "prix_m2_median": 930,
 "prix_m2_median_appartement": 869,
 "prix_m2_median_appartement_yoy_pct": 3.6,
 "prix_m2_median_maison": 1284,
 "prix_m2_median_maison_yoy_pct": -13.4,
 "prix_vente_median": 68000,
 "ventes_annee_reference": 175,
 "ventes_5_ans": 895,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 722,
   "apt_n": 117,
   "maison": 1304,
   "maison_n": 68
  },
  {
   "annee": 2022,
   "apt": 770,
   "apt_n": 138,
   "maison": 1368,
   "maison_n": 59
  },
  {
   "annee": 2023,
   "apt": 867,
   "apt_n": 103,
   "maison": 1326,
   "maison_n": 58
  },
  {
   "annee": 2024,
   "apt": 839,
   "apt_n": 109,
   "maison": 1483,
   "maison_n": 68
  },
  {
   "annee": 2025,
   "apt": 869,
   "apt_n": 125,
   "maison": 1284,
   "maison_n": 50
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 1048,
    "n": 9
   },
   {
    "band": "30-60 m²",
    "median": 879,
    "n": 75
   },
   {
    "band": "60-90 m²",
    "median": 814,
    "n": 105
   },
   {
    "band": "90-120 m²",
    "median": 824,
    "n": 25
   },
   {
    "band": "120 m² et +",
    "median": 896,
    "n": 20
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 7188,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 781,
    "n": 5
   },
   {
    "band": "60-90 m²",
    "median": 1500,
    "n": 51
   },
   {
    "band": "90-120 m²",
    "median": 1397,
    "n": 38
   },
   {
    "band": "120 m² et +",
    "median": 1192,
    "n": 23
   }
  ]
 },
 "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/08409-sedan"
}