Grellingen

Geography

Grellingen has an area, , of . Of this area, or 20.8% is used for agricultural purposes, while or 57.1% is forested. Of the rest of the land, or 19.3% is settled (buildings or roads), or 3.3% is either rivers or lakes. Of the built up area, housing and buildings made up 12.1% and transportation infrastructure made up 3.6%. Power and water infrastructure as well as other special developed areas made up 1.5% of the area while parks, green belts and sports fields made up 1.2%. Out of the forested land, 54.4% of the total land area is heavily forested and 2.7% is covered with orchards or small clusters of trees. Of the agricultural land, 5.4% is used for growing crops and 11.5% is pastures, while 3.9% is used for orchards or vine crops. All the water in the municipality is flowing water. The municipality is located in the Laufen district. It consists of the linear village of Grellingen in the Birs river valley.

Most-observed species

• Great Tit

  Parus major Linnaeus, 1758 · Aves
  9,992
• Yellow-legged hornet

  Vespa velutina Lepeletier, 1836 · Insecta
  9,892
• House Sparrow

  Passer domesticus (Linnaeus, 1758) · Aves
  9,483
• Carrion Crow

  Corvus corone Linnaeus, 1758 · Aves
  9,346
• Eurasian Blackbird

  Turdus merula Linnaeus, 1758 · Aves
  9,229
• European roe deer

  Capreolus capreolus (Linnaeus, 1758) · Mammalia
  9,065
• Meadow Brown

  Maniola jurtina (Linnaeus, 1758) · Insecta
  8,562
• Eurasian Blue Tit

  Cyanistes caeruleus (Linnaeus, 1758) · Aves
  7,752

Most recent

• 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
• M 4.1 — 2021-12-24
  2 km WSW of Blamont, France