Arrowsmith is a village in McLean County, Illinois, United States. The population was 298 at the 2000 census. It is part of the Bloomington–Normal Metropolitan Statistical Area.
Arrowsmith is located at 40°26′56″N 88°37′54″W / 40.44889°N 88.63167°W / 40.44889; -88.63167 (40.448897, -88.631541).
According to the United States Census Bureau, the village has a total area of 0.2 square miles (0.5 km²), all land.