Kölliken

History

Kölliken is first mentioned in 924 as Cholinchove.

Geography

Kölliken has an area, , of . Of this area, or 32.8% is used for agricultural purposes, while or 43.3% is forested. Of the rest of the land, or 22.9% is settled (buildings or roads), or 0.2% is either rivers or lakes and or 0.1% is unproductive land. Of the built up area, industrial buildings made up 1.7% of the total area while housing and buildings made up 11.8% and transportation infrastructure made up 6.9%. Power and water infrastructure as well as other special developed areas made up 2.0% of the area Out of the forested land, 42.0% of the total land area is heavily forested and 1.3% is covered with orchards or small clusters of trees. Of the agricultural land, 21.9% is used for growing crops and 9.6% is pastures, while 1.3% is used for orchards or vine crops. All the water in the municipality is flowing water. The municipality is located in the Zofingen district, along Kölliker creek on the western edge of the lower Uerkental. It consists of the linear village of Kölliken.

Most-observed species

• Meadow Brown

  Maniola jurtina (Linnaeus, 1758) · Insecta
  12,015
• European roe deer

  Capreolus capreolus (Linnaeus, 1758) · Mammalia
  8,180
• Common Blue

  Polyommatus icarus (von Rottemburg, 1775) · Insecta
  6,512
• Marbled White

  Melanargia galathea Linnaeus, 1758 · Insecta
  6,212
• Annual Fleabane

  Erigeron annuus (L.) Pers. · Magnoliopsida
  5,721
• red fox

  Vulpes vulpes (Linnaeus, 1758) · Mammalia
  4,767
• Small Heath

  Coenonympha pamphilus (Linnaeus, 1758) · Insecta
  4,480
• Indian Balsam

  Impatiens glandulifera Royle · Magnoliopsida
  3,575

Most recent

• M 3.7 — 2026-04-26
  4 km N of Quarten, Switzerland
• M 4.1 — 2025-07-21
  4 km E of Frutigen, Switzerland
• M 3.5 — 2024-06-27
  1 km SSW of Todtmoos, Germany
• M 4.2 — 2024-06-04
  2 km NNW of Unteriberg, Switzerland
• M 4.4 — 2023-03-22
  1 km NW of Pont-de-Roide, France
• M 3.9 — 2022-09-10
  1 km WSW of Zimmersheim, France