{
 "code_insee": "31118",
 "nom": "Castelnau d Estretefonds",
 "departement": "31",
 "annee_reference": 2025,
 "prix_m2_median": 2574,
 "prix_m2_median_appartement": 2471,
 "prix_m2_median_appartement_yoy_pct": 0.4,
 "prix_m2_median_maison": 2636,
 "prix_m2_median_maison_yoy_pct": 4.6,
 "prix_vente_median": 182419,
 "ventes_annee_reference": 91,
 "ventes_5_ans": 536,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 2168,
   "apt_n": 76,
   "maison": 2712,
   "maison_n": 72
  },
  {
   "annee": 2022,
   "apt": 2321,
   "apt_n": 60,
   "maison": 2954,
   "maison_n": 52
  },
  {
   "annee": 2023,
   "apt": 2371,
   "apt_n": 50,
   "maison": 2733,
   "maison_n": 52
  },
  {
   "annee": 2024,
   "apt": 2462,
   "apt_n": 41,
   "maison": 2520,
   "maison_n": 42
  },
  {
   "annee": 2025,
   "apt": 2471,
   "apt_n": 34,
   "maison": 2636,
   "maison_n": 57
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 2680,
    "n": 1
   },
   {
    "band": "30-60 m²",
    "median": 2535,
    "n": 52
   },
   {
    "band": "60-90 m²",
    "median": 2410,
    "n": 16
   },
   {
    "band": "90-120 m²",
    "median": 2276,
    "n": 4
   },
   {
    "band": "120 m² et +",
    "median": 1666,
    "n": 2
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 3102,
    "n": 2
   },
   {
    "band": "60-90 m²",
    "median": 2520,
    "n": 48
   },
   {
    "band": "90-120 m²",
    "median": 2652,
    "n": 23
   },
   {
    "band": "120 m² et +",
    "median": 2714,
    "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/31118-castelnau-d-estretefonds"
}