Gretzenbach

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Gretzenbach

Total population

2,531

Coordinates47.36°, 8.00°

Demographic figures from Swiss Federal Statistical Office. Overview below cites Wikipedia and may reference a different year.

Overview

Gretzenbach is a municipality in the district of Olten in the canton of Solothurn in Switzerland.

Geography

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Wildlife & biodiversity

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Earthquake history

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Notable people from here

Therese Frösch

Swiss politician

J

Josef Imbach

Swiss theologian

Arnold Sutermeister

Union army officer (1830–1907)

Ida Glanzmann-Hunkeler

Swiss politician

Friedrich Goll

Swiss neuroanatomist (1829-1903)

T

Thomas Vogel

Swiss journalist

Erich von Däniken

Swiss pseudoscientific writer and ufologist (1935–2026)

Paul Niggli

Swiss crystallographer and professor (1888-1953)

Werner Sutermeister

Swiss writer (1868-1939)

Andreas Urs Sommer

German philosopher (1972-)

W

Walther Geiser

Swiss composer (1897-1993)

Arnold Ringier

Swiss politician (1845-1923)

B

Bernd Kohlhepp

German musician and author

C

Christian Lüthi

Swiss librarian and regional historian

J

Johann Jakob Frikart

Swiss librarian, historian and theologian

R

Roger Lille

Swiss writer (1956-2014)

People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.

Nearby places in Solothurn

• Obergösgen
  2.4 mi away · pop. 2,151
• Walterswil
  2.7 mi away · pop. 632
• Dulliken
  2.7 mi away · pop. 4,765
• Stüsslingen
  2.9 mi away · pop. 1,034
• Erlinsbach SO
  2.9 mi away · pop. 3,327
• Winznau
  3.3 mi away · pop. 1,807
• Starrkirch-Wil
  3.6 mi away · pop. 1,660
• Mahren
  4.2 mi away
• Olten
  4.5 mi away · pop. 17,280
• Trimbach
  4.6 mi away · pop. 6,454
• Wangen
  6.1 mi away · pop. 4,906
• Hauenstein-Ifenthal
  6.7 mi away · pop. 315

Browse all places in Solothurn →

Geography & sun

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Public attention

Pageview totals from the Wikimedia Pageviews API.

Recently spotted species

Fries' Sawfly

Tenthredopsis friesei

Seen 2026-09-24

Cylindromyia brassicaria

Cylindromyia brassicaria

Seen 2026-09-24

Cross Orbweaver

Araneus diadematus

Seen 2026-09-23

woodland germander

Teucrium scorodonia

Seen 2026-09-23

Pale Tussock Moth

Calliteara pudibunda

Seen 2026-09-23

jimsonweed

Datura stramonium

Seen 2026-09-22

Brown Marmorated Stink Bug

Halyomorpha halys

Seen 2026-09-21

Eurasian Hummingbird Hawkmoth

Macroglossum stellatarum

Seen 2026-09-21

Sloe Bug

Dolycoris baccarum

Seen 2026-09-21

Research-grade observations from iNaturalist (within ~15 mi).

Official Identifiers