{
 "code_insee": "22147",
 "nom": "Merdrignac",
 "departement": "22",
 "annee_reference": 2025,
 "prix_m2_median": 959,
 "prix_m2_median_appartement": 1694,
 "prix_m2_median_appartement_yoy_pct": -2.4,
 "prix_m2_median_maison": 715,
 "prix_m2_median_maison_yoy_pct": -49.9,
 "prix_vente_median": 77500,
 "ventes_annee_reference": 20,
 "ventes_5_ans": 114,
 "fiabilite": "Modérée",
 "derniers_12_mois": {
  "debut": "2025-07-01",
  "fin": "2026-06-30",
  "ventes": 16,
  "prix_m2_median": 812,
  "prix_m2_median_appartement": null,
  "prix_m2_median_appartement_yoy_pct": null,
  "prix_m2_median_maison": 724,
  "prix_m2_median_maison_yoy_pct": -47.3
 },
 "series_annuelles": [
  {
   "annee": 2021,
   "apt": null,
   "apt_n": 0,
   "maison": 992,
   "maison_n": 17
  },
  {
   "annee": 2022,
   "apt": 1439,
   "apt_n": 2,
   "maison": 1062,
   "maison_n": 28
  },
  {
   "annee": 2023,
   "apt": 1507,
   "apt_n": 4,
   "maison": 1510,
   "maison_n": 15
  },
  {
   "annee": 2024,
   "apt": 1735,
   "apt_n": 3,
   "maison": 1428,
   "maison_n": 17
  },
  {
   "annee": 2025,
   "apt": 1694,
   "apt_n": 3,
   "maison": 715,
   "maison_n": 17
  }
 ],
 "tranches_surface": {
  "Appartement": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 1935,
    "n": 3
   },
   {
    "band": "60-90 m²",
    "median": 1615,
    "n": 3
   },
   {
    "band": "90-120 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "120 m² et +",
    "median": null,
    "n": 0
   }
  ],
  "Maison": [
   {
    "band": "< 30 m²",
    "median": null,
    "n": 0
   },
   {
    "band": "30-60 m²",
    "median": 1442,
    "n": 5
   },
   {
    "band": "60-90 m²",
    "median": 1375,
    "n": 7
   },
   {
    "band": "90-120 m²",
    "median": 1108,
    "n": 14
   },
   {
    "band": "120 m² et +",
    "median": 501,
    "n": 8
   }
  ]
 },
 "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/22147-merdrignac"
}