Gerdašiai is a village located in the Zarasai District Municipality of Utena County, in northeastern Lithuania. It falls within the administrative boundaries of the Turmantas Eldership (Turmanto seniūnija).
Geographically, Gerdašiai is situated in a rural area of Lithuania, known for its lakes and forests. It lies near the border with Latvia and Belarus. Notably, the village is located on the shores of Lake Drūkšiai, which is the largest lake in Lithuania and is partially shared with Belarus.
According to the 2011 census, the village had a population of 16 inhabitants. Like many small Lithuanian villages, Gerdašiai's history and economy are closely tied to agriculture and the natural resources of the surrounding region.
[[Category:Villages in Zarasai District Municipality]] [[Category:Populated places in Utena County]] [[Category:Geography of Lithuania]]