Stammheim is a municipality in the district of Andelfingen in the canton of Zürich in Switzerland.

[1] In 2009, archaeologists announced the discovery of an Iron Age (late Hallstatt or early La Tène) tumulus burial, apparently of a Celtic nobleman.

While there are comparable finds in Germany, the site is unique in Switzerland.

[3] After the merger, Stammheim has an area, as of 2009[update], of 23.95 km2 (9.25 sq mi).

[4] The new municipality has a population (as of December 2020[update]) of 2,859.