{
 "code_insee": "51535",
 "nom": "Sézanne",
 "departement": "51",
 "annee_reference": 2025,
 "prix_m2_median": 1368,
 "prix_m2_median_appartement": 1391,
 "prix_m2_median_appartement_yoy_pct": 12.9,
 "prix_m2_median_maison": 1363,
 "prix_m2_median_maison_yoy_pct": 21.2,
 "prix_vente_median": 110500,
 "ventes_annee_reference": 50,
 "ventes_5_ans": 274,
 "fiabilite": "Modérée",
 "derniers_12_mois": {
  "debut": "2025-07-01",
  "fin": "2026-06-30",
  "ventes": 44,
  "prix_m2_median": 1373,
  "prix_m2_median_appartement": null,
  "prix_m2_median_appartement_yoy_pct": null,
  "prix_m2_median_maison": 1368,
  "prix_m2_median_maison_yoy_pct": 6.9
 },
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 1101,
   "apt_n": 8,
   "maison": 1514,
   "maison_n": 29
  },
  {
   "annee": 2022,
   "apt": 1250,
   "apt_n": 13,
   "maison": 1351,
   "maison_n": 55
  },
  {
   "annee": 2023,
   "apt": 1264,
   "apt_n": 12,
   "maison": 1667,
   "maison_n": 43
  },
  {
   "annee": 2024,
   "apt": 1232,
   "apt_n": 11,
   "maison": 1125,
   "maison_n": 37
  },
  {
   "annee": 2025,
   "apt": 1391,
   "apt_n": 5,
   "maison": 1363,
   "maison_n": 45
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 1135,
    "n": 2
   },
   {
    "band": "30-60 m²",
    "median": 1326,
    "n": 10
   },
   {
    "band": "60-90 m²",
    "median": 1258,
    "n": 4
   },
   {
    "band": "90-120 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 1321,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 1175,
    "n": 14
   },
   {
    "band": "60-90 m²",
    "median": 1294,
    "n": 38
   },
   {
    "band": "90-120 m²",
    "median": 1064,
    "n": 19
   },
   {
    "band": "120 m² et +",
    "median": 1657,
    "n": 10
   }
  ]
 },
 "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/51535-sezanne"
}