Decatur is a village in Burt County, Nebraska, United States. The population was 618 at the 2000 census. This town is named after one of its incorporators, Stephen Decatur, who claimed to be the nephew of war hero Stephen Decatur, Jr.
Decatur is located at 42°0′22″N 96°15′4″W / 42.00611°N 96.25111°W / 42.00611; -96.25111 (42.006018, -96.250982).
According to the United States Census Bureau, the village has a total area of 0.9 square miles (2.4 km²), all of it land.