Orasje is a town in the northern part of Bosnia and Herzegovina, located on the river Sava on the border with Croatia. Orašje is the center of the Posavina Canton of the Federation of Bosnia and Herzegovina. It lies across the Sava river from Županja in Croatia.
In the 1991 census the municipality of Orašje had 28,211 residents, of which 75.27% Croats, 14.96% Serbs, 6.77% Bosniaks, 2.15% Yugoslavs and 0.86% others. The town of Orašje itself had 3,901 inhabitants: 47% Bosniaks, 23% Serbs, 15% Croats, 12% Yugoslavs and 3% others