Geroldswil

History

Geroldswil is first mentioned in 1255 as Geroltzwiler.

Geography

Geroldswil has an area of . Of this area, 27% is used for agricultural purposes, while 24.3% is forested. Of the rest of the land, 42.9% is settled (buildings or roads) and the remainder (5.8%) is non-productive (rivers, glaciers or mountains). housing and buildings made up 36.1% of the total area, while transportation infrastructure made up the rest (7.9%). Of the total unproductive area, water (streams and lakes) made up 3.1% of the area. 43.8% of the total municipal area was undergoing some type of construction. Originally a linear village (Strassendorf) in the Limmattal, in the second half of the 20th century, Geroldswil has grown into a suburban extension of the agglomeration of Zürich.

Most-observed species

• European roe deer

  Capreolus capreolus (Linnaeus, 1758) · Mammalia
  29,557
• Meadow Brown

  Maniola jurtina (Linnaeus, 1758) · Insecta
  21,062
• Annual Fleabane

  Erigeron annuus (L.) Pers. · Magnoliopsida
  21,004
• Common Blue

  Polyommatus icarus (von Rottemburg, 1775) · Insecta
  13,880
• red fox

  Vulpes vulpes (Linnaeus, 1758) · Mammalia
  13,701
• Meadow Grasshopper

  Pseudochorthippus parallelus (Zetterstedt, 1821) · Insecta
  9,063
• Carrion Crow

  Corvus corone Linnaeus, 1758 · Aves
  8,346
• hedgehog

  Erinaceus europaeus Linnaeus, 1758 · Mammalia
  8,236

Most recent

• M 3.7 — 2026-04-26
  4 km N of Quarten, 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 3.9 — 2022-09-10
  1 km WSW of Zimmersheim, France
• M 3.8 — 2022-09-01
  2 km WSW of Sevelen, Switzerland
• M 4 — 2020-10-25
  5 km ESE of Ennenda, Switzerland