Val-d'Illiez

Geography

Val-d'Illiez has an area, , of . Of this area, or 38.3% is used for agricultural purposes, while or 36.7% is forested. Of the rest of the land, or 4.1% is settled (buildings or roads), or 0.5% is either rivers or lakes and or 20.3% is unproductive land. Of the built up area, housing and buildings made up 1.8% and transportation infrastructure made up 1.8%. Out of the forested land, 29.0% of the total land area is heavily forested and 2.0% is covered with orchards or small clusters of trees. Of the agricultural land, 0.0% is used for growing crops and 9.1% is pastures and 29.2% is used for alpine pastures. All the water in the municipality is flowing water. Of the unproductive areas, 6.7% is unproductive vegetation and 12.6% is too rocky for vegetation.

Most-observed species

• Cross Gentian

  Gentiana cruciata L. · Magnoliopsida
  17,167
• Narrow-leaved Ragwort

  Senecio inaequidens DC. · Magnoliopsida
  5,921
• Meadow Brown

  Maniola jurtina (Linnaeus, 1758) · Insecta
  3,786
• Butterfly-bush

  Buddleja davidii Franch. · Magnoliopsida
  3,572
• Marbled White

  Melanargia galathea Linnaeus, 1758 · Insecta
  3,037
• Common Blue

  Polyommatus icarus (von Rottemburg, 1775) · Insecta
  2,408
• Small Tortoiseshell

  Aglais urticae (Linnaeus, 1758) · Insecta
  2,135
• chamois

  Rupicapra rupicapra (Linnaeus, 1758) · Mammalia
  1,969

Most recent

• M 3.6 — 2026-01-12
  4 km SSW of Les Houches, France
• M 4.1 — 2025-07-21
  4 km E of Frutigen, Switzerland
• M 3.2 — 2024-05-09
  9 km SW of Evolène, Switzerland
• M 3.3 — 2022-09-25
  7 km ESE of Ar?ches-la-Frasse, France
• M 2.7 — 2022-08-23
  4 km S of Turtmann, Switzerland
• M 4.5 — 2022-03-12
  3 km S of Faverges, France