Joniškės is a village in Vilnius District Municipality, in Vilnius County, Lithuania. Joniškės lies at 166 m above sea level. The nearest city is Vilnius, 29 km to the west. Among the landmarks around are Vilnius Cathedral (29 km), National Museum of Lithuania (29 km) and Lithuanian National Museum of Art (29 km). Among the natural features are Aukštojas Hill (33 km).