Localização: Eastern Europe, bordering the Baltic Sea, between Latvia and Russia
Coordenadas geográficas: 56° 0' N, 24° 0' E
Costa: 90 km km
Clima: transitional, between maritime and continental; wet, moderate winters and summers
Relevo: lowland, many scattered small lakes, fertile soil
Cimeiras: lowest point: Baltic Sea 0 m highest point: Juozapines Kalnas 293.6 m
Riscos naturais: NA
Moeda: litai (LTL)
População: 3,565,205 (July 2008 est.)
Línguas: Lithuanian (official) 82%, Russian 8%, Polish 5.6%, other and unspecified 4.4% (2001 census)
Capital: Vilnius
Divisão administrativa: 10 counties: Alytaus, Kauno, Klaipedos, Marijampoles, Panevezio, Siauliu, Taurages, Telsiu, Utenos, Vilniaus