{
 "code_insee": "44069",
 "nom": "Guerande",
 "departement": "44",
 "annee_reference": 2025,
 "prix_m2_median": 3704,
 "prix_m2_median_appartement": 3939,
 "prix_m2_median_appartement_yoy_pct": 10.2,
 "prix_m2_median_maison": 3595,
 "prix_m2_median_maison_yoy_pct": -1.1,
 "prix_vente_median": 282000,
 "ventes_annee_reference": 175,
 "ventes_5_ans": 975,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3870,
   "apt_n": 67,
   "maison": 3333,
   "maison_n": 189
  },
  {
   "annee": 2022,
   "apt": 4063,
   "apt_n": 71,
   "maison": 3727,
   "maison_n": 128
  },
  {
   "annee": 2023,
   "apt": 4229,
   "apt_n": 56,
   "maison": 3795,
   "maison_n": 112
  },
  {
   "annee": 2024,
   "apt": 3575,
   "apt_n": 57,
   "maison": 3636,
   "maison_n": 120
  },
  {
   "annee": 2025,
   "apt": 3939,
   "apt_n": 57,
   "maison": 3595,
   "maison_n": 118
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 4870,
    "n": 15
   },
   {
    "band": "30-60 m²",
    "median": 3880,
    "n": 61
   },
   {
    "band": "60-90 m²",
    "median": 3436,
    "n": 32
   },
   {
    "band": "90-120 m²",
    "median": 3302,
    "n": 6
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": 4808,
    "n": 5
   },
   {
    "band": "30-60 m²",
    "median": 4222,
    "n": 29
   },
   {
    "band": "60-90 m²",
    "median": 3849,
    "n": 70
   },
   {
    "band": "90-120 m²",
    "median": 3367,
    "n": 68
   },
   {
    "band": "120 m² et +",
    "median": 3249,
    "n": 66
   }
  ]
 },
 "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/44069-guerande"
}