Budaviskas is a village in Kalvarija Municipality, in Marijampolė County, Lithuania. Budaviskas lies at 115 m above sea level. It has 4 inhabitants. The nearest city is Marijampolė, 22 km to the northeast. Among the landmarks around are Puńsk synagogue (17.0 km), Church of the Assumption in Puńsk (17.1 km) and Our Lady of Częstochowa church in Becejły (16.6 km).