Original: According to the United States Census Bureau, the village has a total area of 7.3 square miles (19.0 km²), of which, 7.2 square miles (18.8 km²) of it is land and 0.1 square miles (0.3 km²) of it (1.50%) is water.
Simplified: Rantoul has an area of 7.4 square miles.