{
 "code_insee": "91226",
 "nom": "Etrechy",
 "departement": "91",
 "annee_reference": 2025,
 "prix_m2_median": 2951,
 "prix_m2_median_appartement": 2788,
 "prix_m2_median_appartement_yoy_pct": -4.6,
 "prix_m2_median_maison": 3049,
 "prix_m2_median_maison_yoy_pct": -5.2,
 "prix_vente_median": 258000,
 "ventes_annee_reference": 84,
 "ventes_5_ans": 478,
 "fiabilite": "Forte",
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": 3166,
   "apt_n": 43,
   "maison": 3206,
   "maison_n": 86
  },
  {
   "annee": 2022,
   "apt": 3197,
   "apt_n": 41,
   "maison": 3333,
   "maison_n": 67
  },
  {
   "annee": 2023,
   "apt": 3300,
   "apt_n": 23,
   "maison": 3083,
   "maison_n": 49
  },
  {
   "annee": 2024,
   "apt": 2922,
   "apt_n": 25,
   "maison": 3216,
   "maison_n": 60
  },
  {
   "annee": 2025,
   "apt": 2788,
   "apt_n": 22,
   "maison": 3049,
   "maison_n": 62
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": 3553,
    "n": 7
   },
   {
    "band": "30-60 m²",
    "median": 2745,
    "n": 29
   },
   {
    "band": "60-90 m²",
    "median": 2790,
    "n": 10
   },
   {
    "band": "90-120 m²",
    "median": 1960,
    "n": 1
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 3889,
    "n": 7
   },
   {
    "band": "60-90 m²",
    "median": 3321,
    "n": 59
   },
   {
    "band": "90-120 m²",
    "median": 3129,
    "n": 36
   },
   {
    "band": "120 m² et +",
    "median": 2643,
    "n": 20
   }
  ]
 },
 "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/91226-etrechy"
}